Re: Linux 4.4.223

From: Greg Kroah-Hartman
Date: Mon May 11 2020 - 07:29:37 EST


diff --git a/Makefile b/Makefile
index 03f34df673d9..6b88acb0b9b1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 222
+SUBLEVEL = 223
EXTRAVERSION =
NAME = Blurry Fish Butt

diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
index 99e8d4796c96..92c0d460815b 100644
--- a/arch/alpha/kernel/pci-sysfs.c
+++ b/arch/alpha/kernel/pci-sysfs.c
@@ -77,10 +77,10 @@ static int pci_mmap_resource(struct kobject *kobj,
if (i >= PCI_ROM_RESOURCE)
return -ENODEV;

- if (!__pci_mmap_fits(pdev, i, vma, sparse))
+ if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(res->start))
return -EINVAL;

- if (iomem_is_exclusive(res->start))
+ if (!__pci_mmap_fits(pdev, i, vma, sparse))
return -EINVAL;

pcibios_resource_to_bus(pdev->bus, &bar, res);
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 30bbc3746130..25b80021a1a3 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -166,6 +166,7 @@ dtb-$(CONFIG_MACH_KIRKWOOD) += \
kirkwood-ds109.dtb \
kirkwood-ds110jv10.dtb \
kirkwood-ds111.dtb \
+ kirkwood-ds112.dtb \
kirkwood-ds209.dtb \
kirkwood-ds210.dtb \
kirkwood-ds212.dtb \
diff --git a/arch/arm/boot/dts/kirkwood-ds112.dts b/arch/arm/boot/dts/kirkwood-ds112.dts
index bf4143c6cb8f..b84af3da8c84 100644
--- a/arch/arm/boot/dts/kirkwood-ds112.dts
+++ b/arch/arm/boot/dts/kirkwood-ds112.dts
@@ -14,7 +14,7 @@
#include "kirkwood-synology.dtsi"

/ {
- model = "Synology DS111";
+ model = "Synology DS112";
compatible = "synology,ds111", "marvell,kirkwood";

memory {
diff --git a/arch/arm/boot/dts/kirkwood-lswvl.dts b/arch/arm/boot/dts/kirkwood-lswvl.dts
index 09eed3cea0af..36eec7392ab4 100644
--- a/arch/arm/boot/dts/kirkwood-lswvl.dts
+++ b/arch/arm/boot/dts/kirkwood-lswvl.dts
@@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WVL/VL
*
- * Copyright (C) 2015, rogershimizu@xxxxxxxxx
+ * Copyright (C) 2015, 2016
+ * Roger Shimizu <rogershimizu@xxxxxxxxx>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -156,21 +157,21 @@
button@1 {
label = "Function Button";
linux,code = <KEY_OPTION>;
- gpios = <&gpio0 45 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
};

button@2 {
label = "Power-on Switch";
linux,code = <KEY_RESERVED>;
linux,input-type = <5>;
- gpios = <&gpio0 46 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
};

button@3 {
label = "Power-auto Switch";
linux,code = <KEY_ESC>;
linux,input-type = <5>;
- gpios = <&gpio0 47 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
};
};

@@ -185,38 +186,38 @@

led@1 {
label = "lswvl:red:alarm";
- gpios = <&gpio0 36 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
};

led@2 {
label = "lswvl:red:func";
- gpios = <&gpio0 37 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
};

led@3 {
label = "lswvl:amber:info";
- gpios = <&gpio0 38 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
};

led@4 {
label = "lswvl:blue:func";
- gpios = <&gpio0 39 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
};

led@5 {
label = "lswvl:blue:power";
- gpios = <&gpio0 40 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
default-state = "keep";
};

led@6 {
label = "lswvl:red:hdderr0";
- gpios = <&gpio0 34 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
};

led@7 {
label = "lswvl:red:hdderr1";
- gpios = <&gpio0 35 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 3 GPIO_ACTIVE_HIGH>;
};
};

@@ -233,7 +234,7 @@
3250 1
5000 0>;

- alarm-gpios = <&gpio0 43 GPIO_ACTIVE_HIGH>;
+ alarm-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
};

restart_poweroff {
diff --git a/arch/arm/boot/dts/kirkwood-lswxl.dts b/arch/arm/boot/dts/kirkwood-lswxl.dts
index f5db16a08597..b13ec20a7088 100644
--- a/arch/arm/boot/dts/kirkwood-lswxl.dts
+++ b/arch/arm/boot/dts/kirkwood-lswxl.dts
@@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WXL/WSXL
*
- * Copyright (C) 2015, rogershimizu@xxxxxxxxx
+ * Copyright (C) 2015, 2016
+ * Roger Shimizu <rogershimizu@xxxxxxxxx>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -156,21 +157,21 @@
button@1 {
label = "Function Button";
linux,code = <KEY_OPTION>;
- gpios = <&gpio1 41 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
};

button@2 {
label = "Power-on Switch";
linux,code = <KEY_RESERVED>;
linux,input-type = <5>;
- gpios = <&gpio1 42 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
};

button@3 {
label = "Power-auto Switch";
linux,code = <KEY_ESC>;
linux,input-type = <5>;
- gpios = <&gpio1 43 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
};
};

@@ -185,12 +186,12 @@

led@1 {
label = "lswxl:blue:func";
- gpios = <&gpio1 36 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
};

led@2 {
label = "lswxl:red:alarm";
- gpios = <&gpio1 49 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;
};

led@3 {
@@ -200,23 +201,23 @@

led@4 {
label = "lswxl:blue:power";
- gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
+ default-state = "keep";
};

led@5 {
label = "lswxl:red:func";
- gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
- default-state = "keep";
+ gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
};

led@6 {
label = "lswxl:red:hdderr0";
- gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
};

led@7 {
label = "lswxl:red:hdderr1";
- gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
};
};

@@ -225,15 +226,15 @@
pinctrl-0 = <&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
pinctrl-names = "default";

- gpios = <&gpio0 47 GPIO_ACTIVE_LOW
- &gpio0 48 GPIO_ACTIVE_LOW>;
+ gpios = <&gpio1 16 GPIO_ACTIVE_LOW
+ &gpio1 15 GPIO_ACTIVE_LOW>;

gpio-fan,speed-map = <0 3
1500 2
3250 1
5000 0>;

- alarm-gpios = <&gpio1 49 GPIO_ACTIVE_HIGH>;
+ alarm-gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
};

restart_poweroff {
@@ -256,7 +257,7 @@
enable-active-high;
regulator-always-on;
regulator-boot-on;
- gpio = <&gpio0 37 GPIO_ACTIVE_HIGH>;
+ gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
};
hdd_power0: regulator@2 {
compatible = "regulator-fixed";
diff --git a/arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts b/arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts
index 3daec912b4bf..aae8a7aceab7 100644
--- a/arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts
+++ b/arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts
@@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WTGL
*
- * Copyright (C) 2015, Roger Shimizu <rogershimizu@xxxxxxxxx>
+ * Copyright (C) 2015, 2016
+ * Roger Shimizu <rogershimizu@xxxxxxxxx>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
@@ -69,8 +70,6 @@

internal-regs {
pinctrl: pinctrl@10000 {
- pinctrl-0 = <&pmx_usb_power &pmx_power_hdd
- &pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
pinctrl-names = "default";

pmx_led_power: pmx-leds {
@@ -162,6 +161,7 @@
led@1 {
label = "lswtgl:blue:power";
gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
+ default-state = "keep";
};

led@2 {
@@ -188,7 +188,7 @@
3250 1
5000 0>;

- alarm-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
+ alarm-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
};

restart_poweroff {
@@ -228,6 +228,37 @@
};
};

+&devbus_bootcs {
+ status = "okay";
+ devbus,keep-config;
+
+ flash@0 {
+ compatible = "jedec-flash";
+ reg = <0 0x40000>;
+ bank-width = <1>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ header@0 {
+ reg = <0 0x30000>;
+ read-only;
+ };
+
+ uboot@30000 {
+ reg = <0x30000 0xF000>;
+ read-only;
+ };
+
+ uboot_env@3F000 {
+ reg = <0x3F000 0x1000>;
+ };
+ };
+ };
+};
+
&mdio {
status = "okay";

diff --git a/arch/arm/boot/dts/r8a7740-armadillo800eva.dts b/arch/arm/boot/dts/r8a7740-armadillo800eva.dts
index 105d9c95de4a..5c76dcc89df5 100644
--- a/arch/arm/boot/dts/r8a7740-armadillo800eva.dts
+++ b/arch/arm/boot/dts/r8a7740-armadillo800eva.dts
@@ -180,7 +180,7 @@
};

&extal1_clk {
- clock-frequency = <25000000>;
+ clock-frequency = <24000000>;
};
&extal2_clk {
clock-frequency = <48000000>;
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 8ceda2844c4f..9aa659e4c46e 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -562,6 +562,7 @@ config SOC_IMX7D
select ARM_GIC
select HAVE_IMX_ANATOP
select HAVE_IMX_MMDC
+ select HAVE_IMX_SRC
help
This enables support for Freescale i.MX7 Dual processor.

diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 1bc87c29467b..fcb48eb3ecdd 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -2207,15 +2207,15 @@ static int _idle(struct omap_hwmod *oh)

pr_debug("omap_hwmod: %s: idling\n", oh->name);

+ if (_are_all_hardreset_lines_asserted(oh))
+ return 0;
+
if (oh->_state != _HWMOD_STATE_ENABLED) {
WARN(1, "omap_hwmod: %s: idle state can only be entered from enabled state\n",
oh->name);
return -EINVAL;
}

- if (_are_all_hardreset_lines_asserted(oh))
- return 0;
-
if (oh->class->sysc)
_idle_sysc(oh);
_del_initiator_dep(oh, mpu_oh);
@@ -2262,6 +2262,9 @@ static int _shutdown(struct omap_hwmod *oh)
int ret, i;
u8 prev_state;

+ if (_are_all_hardreset_lines_asserted(oh))
+ return 0;
+
if (oh->_state != _HWMOD_STATE_IDLE &&
oh->_state != _HWMOD_STATE_ENABLED) {
WARN(1, "omap_hwmod: %s: disabled state can only be entered from idle, or enabled state\n",
@@ -2269,9 +2272,6 @@ static int _shutdown(struct omap_hwmod *oh)
return -EINVAL;
}

- if (_are_all_hardreset_lines_asserted(oh))
- return 0;
-
pr_debug("omap_hwmod: %s: disabling\n", oh->name);

if (oh->class->pre_shutdown) {
diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c
index 6297140dd84f..fb413052e10a 100644
--- a/arch/arm64/net/bpf_jit_comp.c
+++ b/arch/arm64/net/bpf_jit_comp.c
@@ -482,6 +482,7 @@ emit_cond_jmp:
case BPF_JGE:
jmp_cond = A64_COND_CS;
break;
+ case BPF_JSET:
case BPF_JNE:
jmp_cond = A64_COND_NE;
break;
diff --git a/arch/mips/boot/dts/brcm/bcm7435.dtsi b/arch/mips/boot/dts/brcm/bcm7435.dtsi
index 8b9432cc062b..27b2b8e08503 100644
--- a/arch/mips/boot/dts/brcm/bcm7435.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm7435.dtsi
@@ -7,7 +7,7 @@
#address-cells = <1>;
#size-cells = <0>;

- mips-hpt-frequency = <163125000>;
+ mips-hpt-frequency = <175625000>;

cpu@0 {
compatible = "brcm,bmips5200";
diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index ed7c4f1fc6a0..9189730bd517 100644
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -1220,7 +1220,7 @@ static int octeon_irq_gpio_map(struct irq_domain *d,

line = (hw + gpiod->base_hwirq) >> 6;
bit = (hw + gpiod->base_hwirq) & 63;
- if (line > ARRAY_SIZE(octeon_irq_ciu_to_irq) ||
+ if (line >= ARRAY_SIZE(octeon_irq_ciu_to_irq) ||
octeon_irq_ciu_to_irq[line][bit] != 0)
return -EINVAL;

diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index cd7101fb6227..6b9c608cdff1 100644
--- a/arch/mips/cavium-octeon/setup.c
+++ b/arch/mips/cavium-octeon/setup.c
@@ -251,6 +251,17 @@ static void octeon_crash_shutdown(struct pt_regs *regs)
default_machine_crash_shutdown(regs);
}

+#ifdef CONFIG_SMP
+void octeon_crash_smp_send_stop(void)
+{
+ int cpu;
+
+ /* disable watchdogs */
+ for_each_online_cpu(cpu)
+ cvmx_write_csr(CVMX_CIU_WDOGX(cpu_logical_map(cpu)), 0);
+}
+#endif
+
#endif /* CONFIG_KEXEC */

#ifdef CONFIG_CAVIUM_RESERVE32
@@ -864,6 +875,9 @@ void __init prom_init(void)
_machine_kexec_shutdown = octeon_shutdown;
_machine_crash_shutdown = octeon_crash_shutdown;
_machine_kexec_prepare = octeon_kexec_prepare;
+#ifdef CONFIG_SMP
+ _crash_smp_send_stop = octeon_crash_smp_send_stop;
+#endif
#endif

octeon_user_io_init();
diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c
index b7fa9ae28c36..bbd34b0f8d84 100644
--- a/arch/mips/cavium-octeon/smp.c
+++ b/arch/mips/cavium-octeon/smp.c
@@ -239,6 +239,7 @@ static int octeon_cpu_disable(void)
return -ENOTSUPP;

set_cpu_online(cpu, false);
+ calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
octeon_fixup_irqs();

diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h
index b01a6ff468e0..ce985cefe11c 100644
--- a/arch/mips/include/asm/elf.h
+++ b/arch/mips/include/asm/elf.h
@@ -420,6 +420,7 @@ extern const char *__elf_platform;
#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2)
#endif

+/* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */
#define ARCH_DLINFO \
do { \
NEW_AUX_ENT(AT_SYSINFO_EHDR, \
diff --git a/arch/mips/include/asm/kexec.h b/arch/mips/include/asm/kexec.h
index b6a4d4aa548f..cfdbe66575f4 100644
--- a/arch/mips/include/asm/kexec.h
+++ b/arch/mips/include/asm/kexec.h
@@ -45,6 +45,7 @@ extern const unsigned char kexec_smp_wait[];
extern unsigned long secondary_kexec_args[4];
extern void (*relocated_kexec_smp_wait) (void *);
extern atomic_t kexec_ready_to_reboot;
+extern void (*_crash_smp_send_stop)(void);
#endif
#endif

diff --git a/arch/mips/include/asm/r4kcache.h b/arch/mips/include/asm/r4kcache.h
index 38902bf97adc..667ca3c467b7 100644
--- a/arch/mips/include/asm/r4kcache.h
+++ b/arch/mips/include/asm/r4kcache.h
@@ -210,7 +210,11 @@ static inline void protected_writeback_dcache_line(unsigned long addr)

static inline void protected_writeback_scache_line(unsigned long addr)
{
+#ifdef CONFIG_EVA
+ protected_cachee_op(Hit_Writeback_Inv_SD, addr);
+#else
protected_cache_op(Hit_Writeback_Inv_SD, addr);
+#endif
}

/*
diff --git a/arch/mips/include/asm/smp.h b/arch/mips/include/asm/smp.h
index 82852dfd8dab..5ce0fcc81e87 100644
--- a/arch/mips/include/asm/smp.h
+++ b/arch/mips/include/asm/smp.h
@@ -63,6 +63,8 @@ extern cpumask_t cpu_coherent_mask;

extern void asmlinkage smp_bootstrap(void);

+extern void calculate_cpu_foreign_map(void);
+
/*
* this function sends a 'reschedule' IPI to another CPU.
* it goes straight through and wastes no time serializing
diff --git a/arch/mips/include/uapi/asm/auxvec.h b/arch/mips/include/uapi/asm/auxvec.h
index c9c7195272c4..45ba259a3618 100644
--- a/arch/mips/include/uapi/asm/auxvec.h
+++ b/arch/mips/include/uapi/asm/auxvec.h
@@ -14,4 +14,6 @@
/* Location of VDSO image. */
#define AT_SYSINFO_EHDR 33

+#define AT_VECTOR_SIZE_ARCH 1 /* entries in ARCH_DLINFO */
+
#endif /* __ASM_AUXVEC_H */
diff --git a/arch/mips/kernel/bmips_vec.S b/arch/mips/kernel/bmips_vec.S
index 86495072a922..d9495f3f3fad 100644
--- a/arch/mips/kernel/bmips_vec.S
+++ b/arch/mips/kernel/bmips_vec.S
@@ -93,7 +93,8 @@ NESTED(bmips_reset_nmi_vec, PT_SIZE, sp)
#if defined(CONFIG_CPU_BMIPS5000)
mfc0 k0, CP0_PRID
li k1, PRID_IMP_BMIPS5000
- andi k0, 0xff00
+ /* mask with PRID_IMP_BMIPS5000 to cover both variants */
+ andi k0, PRID_IMP_BMIPS5000
bne k0, k1, 1f

/* if we're not on core 0, this must be the SMP boot signal */
@@ -166,10 +167,12 @@ bmips_smp_entry:
2:
#endif /* CONFIG_CPU_BMIPS4350 || CONFIG_CPU_BMIPS4380 */
#if defined(CONFIG_CPU_BMIPS5000)
- /* set exception vector base */
+ /* mask with PRID_IMP_BMIPS5000 to cover both variants */
li k1, PRID_IMP_BMIPS5000
+ andi k0, PRID_IMP_BMIPS5000
bne k0, k1, 3f

+ /* set exception vector base */
la k0, ebase
lw k0, 0(k0)
mtc0 k0, $15, 1
@@ -263,6 +266,8 @@ LEAF(bmips_enable_xks01)
#endif /* CONFIG_CPU_BMIPS4380 */
#if defined(CONFIG_CPU_BMIPS5000)
li t1, PRID_IMP_BMIPS5000
+ /* mask with PRID_IMP_BMIPS5000 to cover both variants */
+ andi t2, PRID_IMP_BMIPS5000
bne t2, t1, 2f

mfc0 t0, $22, 5
diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c
index 71e8f4c0b8da..a2e9ad37ea20 100644
--- a/arch/mips/kernel/branch.c
+++ b/arch/mips/kernel/branch.c
@@ -685,21 +685,9 @@ int __compute_return_epc_for_insn(struct pt_regs *regs,
}
lose_fpu(1); /* Save FPU state for the emulator. */
reg = insn.i_format.rt;
- bit = 0;
- switch (insn.i_format.rs) {
- case bc1eqz_op:
- /* Test bit 0 */
- if (get_fpr32(&current->thread.fpu.fpr[reg], 0)
- & 0x1)
- bit = 1;
- break;
- case bc1nez_op:
- /* Test bit 0 */
- if (!(get_fpr32(&current->thread.fpu.fpr[reg], 0)
- & 0x1))
- bit = 1;
- break;
- }
+ bit = get_fpr32(&current->thread.fpu.fpr[reg], 0) & 0x1;
+ if (insn.i_format.rs == bc1eqz_op)
+ bit = !bit;
own_fpu(1);
if (bit)
epc = epc + 4 +
diff --git a/arch/mips/kernel/cps-vec.S b/arch/mips/kernel/cps-vec.S
index ac81edd44563..6b724436ac04 100644
--- a/arch/mips/kernel/cps-vec.S
+++ b/arch/mips/kernel/cps-vec.S
@@ -245,7 +245,6 @@ LEAF(excep_intex)

.org 0x480
LEAF(excep_ejtag)
- DUMP_EXCEP("EJTAG")
PTR_LA k0, ejtag_debug_handler
jr k0
nop
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 6b9064499bd3..157c08c37e68 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1284,7 +1284,10 @@ static inline void cpu_probe_broadcom(struct cpuinfo_mips *c, unsigned int cpu)
case PRID_IMP_BMIPS5000:
case PRID_IMP_BMIPS5200:
c->cputype = CPU_BMIPS5000;
- __cpu_name[cpu] = "Broadcom BMIPS5000";
+ if ((c->processor_id & PRID_IMP_MASK) == PRID_IMP_BMIPS5200)
+ __cpu_name[cpu] = "Broadcom BMIPS5200";
+ else
+ __cpu_name[cpu] = "Broadcom BMIPS5000";
set_elf_platform(cpu, "bmips5000");
c->options |= MIPS_CPU_ULRI;
break;
diff --git a/arch/mips/kernel/crash.c b/arch/mips/kernel/crash.c
index 93c46c9cebb7..e757f36cea6f 100644
--- a/arch/mips/kernel/crash.c
+++ b/arch/mips/kernel/crash.c
@@ -50,9 +50,14 @@ static void crash_shutdown_secondary(void *passed_regs)

static void crash_kexec_prepare_cpus(void)
{
+ static int cpus_stopped;
unsigned int msecs;
+ unsigned int ncpus;

- unsigned int ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */
+ if (cpus_stopped)
+ return;
+
+ ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */

dump_send_ipi(crash_shutdown_secondary);
smp_wmb();
@@ -67,6 +72,17 @@ static void crash_kexec_prepare_cpus(void)
cpu_relax();
mdelay(1);
}
+
+ cpus_stopped = 1;
+}
+
+/* Override the weak function in kernel/panic.c */
+void crash_smp_send_stop(void)
+{
+ if (_crash_smp_send_stop)
+ _crash_smp_send_stop();
+
+ crash_kexec_prepare_cpus();
}

#else /* !defined(CONFIG_SMP) */
diff --git a/arch/mips/kernel/machine_kexec.c b/arch/mips/kernel/machine_kexec.c
index 92bc066e47a3..32b567e88b02 100644
--- a/arch/mips/kernel/machine_kexec.c
+++ b/arch/mips/kernel/machine_kexec.c
@@ -25,6 +25,7 @@ void (*_machine_crash_shutdown)(struct pt_regs *regs) = NULL;
#ifdef CONFIG_SMP
void (*relocated_kexec_smp_wait) (void *);
atomic_t kexec_ready_to_reboot = ATOMIC_INIT(0);
+void (*_crash_smp_send_stop)(void) = NULL;
#endif

int
diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index d7b8dd43147a..fcc1117a73e0 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -825,6 +825,16 @@ static const struct mips_perf_event mipsxxcore_event_map2
[PERF_COUNT_HW_BRANCH_MISSES] = { 0x27, CNTR_ODD, T },
};

+static const struct mips_perf_event i6400_event_map[PERF_COUNT_HW_MAX] = {
+ [PERF_COUNT_HW_CPU_CYCLES] = { 0x00, CNTR_EVEN | CNTR_ODD },
+ [PERF_COUNT_HW_INSTRUCTIONS] = { 0x01, CNTR_EVEN | CNTR_ODD },
+ /* These only count dcache, not icache */
+ [PERF_COUNT_HW_CACHE_REFERENCES] = { 0x45, CNTR_EVEN | CNTR_ODD },
+ [PERF_COUNT_HW_CACHE_MISSES] = { 0x48, CNTR_EVEN | CNTR_ODD },
+ [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = { 0x15, CNTR_EVEN | CNTR_ODD },
+ [PERF_COUNT_HW_BRANCH_MISSES] = { 0x16, CNTR_EVEN | CNTR_ODD },
+};
+
static const struct mips_perf_event loongson3_event_map[PERF_COUNT_HW_MAX] = {
[PERF_COUNT_HW_CPU_CYCLES] = { 0x00, CNTR_EVEN },
[PERF_COUNT_HW_INSTRUCTIONS] = { 0x00, CNTR_ODD },
@@ -1015,6 +1025,46 @@ static const struct mips_perf_event mipsxxcore_cache_map2
},
};

+static const struct mips_perf_event i6400_cache_map
+ [PERF_COUNT_HW_CACHE_MAX]
+ [PERF_COUNT_HW_CACHE_OP_MAX]
+ [PERF_COUNT_HW_CACHE_RESULT_MAX] = {
+[C(L1D)] = {
+ [C(OP_READ)] = {
+ [C(RESULT_ACCESS)] = { 0x46, CNTR_EVEN | CNTR_ODD },
+ [C(RESULT_MISS)] = { 0x49, CNTR_EVEN | CNTR_ODD },
+ },
+ [C(OP_WRITE)] = {
+ [C(RESULT_ACCESS)] = { 0x47, CNTR_EVEN | CNTR_ODD },
+ [C(RESULT_MISS)] = { 0x4a, CNTR_EVEN | CNTR_ODD },
+ },
+},
+[C(L1I)] = {
+ [C(OP_READ)] = {
+ [C(RESULT_ACCESS)] = { 0x84, CNTR_EVEN | CNTR_ODD },
+ [C(RESULT_MISS)] = { 0x85, CNTR_EVEN | CNTR_ODD },
+ },
+},
+[C(DTLB)] = {
+ /* Can't distinguish read & write */
+ [C(OP_READ)] = {
+ [C(RESULT_ACCESS)] = { 0x40, CNTR_EVEN | CNTR_ODD },
+ [C(RESULT_MISS)] = { 0x41, CNTR_EVEN | CNTR_ODD },
+ },
+ [C(OP_WRITE)] = {
+ [C(RESULT_ACCESS)] = { 0x40, CNTR_EVEN | CNTR_ODD },
+ [C(RESULT_MISS)] = { 0x41, CNTR_EVEN | CNTR_ODD },
+ },
+},
+[C(BPU)] = {
+ /* Conditional branches / mispredicted */
+ [C(OP_READ)] = {
+ [C(RESULT_ACCESS)] = { 0x15, CNTR_EVEN | CNTR_ODD },
+ [C(RESULT_MISS)] = { 0x16, CNTR_EVEN | CNTR_ODD },
+ },
+},
+};
+
static const struct mips_perf_event loongson3_cache_map
[PERF_COUNT_HW_CACHE_MAX]
[PERF_COUNT_HW_CACHE_OP_MAX]
@@ -1556,7 +1606,6 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config)
#endif
break;
case CPU_P5600:
- case CPU_I6400:
/* 8-bit event numbers */
raw_id = config & 0x1ff;
base_id = raw_id & 0xff;
@@ -1569,6 +1618,11 @@ static const struct mips_perf_event *mipsxx_pmu_map_raw_event(u64 config)
raw_event.range = P;
#endif
break;
+ case CPU_I6400:
+ /* 8-bit event numbers */
+ base_id = config & 0xff;
+ raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD;
+ break;
case CPU_1004K:
if (IS_BOTH_COUNTERS_1004K_EVENT(base_id))
raw_event.cntr_mask = CNTR_EVEN | CNTR_ODD;
@@ -1720,8 +1774,8 @@ init_hw_perf_events(void)
break;
case CPU_I6400:
mipspmu.name = "mips/I6400";
- mipspmu.general_event_map = &mipsxxcore_event_map2;
- mipspmu.cache_event_map = &mipsxxcore_cache_map2;
+ mipspmu.general_event_map = &i6400_event_map;
+ mipspmu.cache_event_map = &i6400_cache_map;
break;
case CPU_1004K:
mipspmu.name = "mips/1004K";
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 9d04392f7ef0..135e22611820 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -670,9 +670,6 @@ static const struct pt_regs_offset regoffset_table[] = {
REG_OFFSET_NAME(c0_badvaddr, cp0_badvaddr),
REG_OFFSET_NAME(c0_cause, cp0_cause),
REG_OFFSET_NAME(c0_epc, cp0_epc),
-#ifdef CONFIG_MIPS_MT_SMTC
- REG_OFFSET_NAME(c0_tcstatus, cp0_tcstatus),
-#endif
#ifdef CONFIG_CPU_CAVIUM_OCTEON
REG_OFFSET_NAME(mpl0, mpl[0]),
REG_OFFSET_NAME(mpl1, mpl[1]),
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 29b0c5f978e4..7ee8c6269b22 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -35,7 +35,6 @@ NESTED(handle_sys, PT_SIZE, sp)

lw t1, PT_EPC(sp) # skip syscall on return

- subu v0, v0, __NR_O32_Linux # check syscall number
addiu t1, 4 # skip to next instruction
sw t1, PT_EPC(sp)

@@ -89,6 +88,7 @@ loads_done:
and t0, t1
bnez t0, syscall_trace_entry # -> yes
syscall_common:
+ subu v0, v0, __NR_O32_Linux # check syscall number
sltiu t0, v0, __NR_O32_Linux_syscalls + 1
beqz t0, illegal_syscall

@@ -118,24 +118,23 @@ o32_syscall_exit:

syscall_trace_entry:
SAVE_STATIC
- move s0, v0
move a0, sp

/*
* syscall number is in v0 unless we called syscall(__NR_###)
* where the real syscall number is in a0
*/
- addiu a1, v0, __NR_O32_Linux
- bnez v0, 1f /* __NR_syscall at offset 0 */
+ move a1, v0
+ subu t2, v0, __NR_O32_Linux
+ bnez t2, 1f /* __NR_syscall at offset 0 */
lw a1, PT_R4(sp)

1: jal syscall_trace_enter

bltz v0, 1f # seccomp failed? Skip syscall

- move v0, s0 # restore syscall
-
RESTORE_STATIC
+ lw v0, PT_R2(sp) # Restore syscall (maybe modified)
lw a0, PT_R4(sp) # Restore argument registers
lw a1, PT_R5(sp)
lw a2, PT_R6(sp)
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index a6323a969919..01779c315bc6 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -82,15 +82,14 @@ n64_syscall_exit:

syscall_trace_entry:
SAVE_STATIC
- move s0, v0
move a0, sp
move a1, v0
jal syscall_trace_enter

bltz v0, 1f # seccomp failed? Skip syscall

- move v0, s0
RESTORE_STATIC
+ ld v0, PT_R2(sp) # Restore syscall (maybe modified)
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index e0fdca8d3abe..0d22a5cc0b8b 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -42,9 +42,6 @@ NESTED(handle_sysn32, PT_SIZE, sp)
#endif
beqz t0, not_n32_scall

- dsll t0, v0, 3 # offset into table
- ld t2, (sysn32_call_table - (__NR_N32_Linux * 8))(t0)
-
sd a3, PT_R26(sp) # save a3 for syscall restarting

li t1, _TIF_WORK_SYSCALL_ENTRY
@@ -53,6 +50,9 @@ NESTED(handle_sysn32, PT_SIZE, sp)
bnez t0, n32_syscall_trace_entry

syscall_common:
+ dsll t0, v0, 3 # offset into table
+ ld t2, (sysn32_call_table - (__NR_N32_Linux * 8))(t0)
+
jalr t2 # Do The Real Thing (TM)

li t0, -EMAXERRNO - 1 # error?
@@ -71,21 +71,25 @@ syscall_common:

n32_syscall_trace_entry:
SAVE_STATIC
- move s0, t2
move a0, sp
move a1, v0
jal syscall_trace_enter

bltz v0, 1f # seccomp failed? Skip syscall

- move t2, s0
RESTORE_STATIC
+ ld v0, PT_R2(sp) # Restore syscall (maybe modified)
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
ld a3, PT_R7(sp)
ld a4, PT_R8(sp)
ld a5, PT_R9(sp)
+
+ dsubu t2, v0, __NR_N32_Linux # check (new) syscall number
+ sltiu t0, t2, __NR_N32_Linux_syscalls + 1
+ beqz t0, not_n32_scall
+
j syscall_common

1: j syscall_exit
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 4faff3e77b25..a5cc2b2823d2 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -52,9 +52,6 @@ NESTED(handle_sys, PT_SIZE, sp)
sll a2, a2, 0
sll a3, a3, 0

- dsll t0, v0, 3 # offset into table
- ld t2, (sys32_call_table - (__NR_O32_Linux * 8))(t0)
-
sd a3, PT_R26(sp) # save a3 for syscall restarting

/*
@@ -88,6 +85,9 @@ loads_done:
bnez t0, trace_a_syscall

syscall_common:
+ dsll t0, v0, 3 # offset into table
+ ld t2, (sys32_call_table - (__NR_O32_Linux * 8))(t0)
+
jalr t2 # Do The Real Thing (TM)

li t0, -EMAXERRNO - 1 # error?
@@ -112,7 +112,6 @@ trace_a_syscall:
sd a6, PT_R10(sp)
sd a7, PT_R11(sp) # For indirect syscalls

- move s0, t2 # Save syscall pointer
move a0, sp
/*
* absolute syscall number is in v0 unless we called syscall(__NR_###)
@@ -133,8 +132,8 @@ trace_a_syscall:

bltz v0, 1f # seccomp failed? Skip syscall

- move t2, s0
RESTORE_STATIC
+ ld v0, PT_R2(sp) # Restore syscall (maybe modified)
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
@@ -143,6 +142,11 @@ trace_a_syscall:
ld a5, PT_R9(sp)
ld a6, PT_R10(sp)
ld a7, PT_R11(sp) # For indirect syscalls
+
+ dsubu t0, v0, __NR_O32_Linux # check (new) syscall number
+ sltiu t0, t0, __NR_O32_Linux_syscalls + 1
+ beqz t0, not_o32_scall
+
j syscall_common

1: j syscall_exit
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index fadc946b306d..8fa30516f39d 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -695,7 +695,7 @@ static void __init request_crashkernel(struct resource *res)

#define USE_PROM_CMDLINE IS_ENABLED(CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER)
#define USE_DTB_CMDLINE IS_ENABLED(CONFIG_MIPS_CMDLINE_FROM_DTB)
-#define EXTEND_WITH_PROM IS_ENABLED(CONFIG_MIPS_CMDLINE_EXTEND)
+#define EXTEND_WITH_PROM IS_ENABLED(CONFIG_MIPS_CMDLINE_DTB_EXTEND)

static void __init arch_mem_init(char **cmdline_p)
{
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c
index a62d24169d75..a00c4699ca10 100644
--- a/arch/mips/kernel/smp-bmips.c
+++ b/arch/mips/kernel/smp-bmips.c
@@ -362,6 +362,7 @@ static int bmips_cpu_disable(void)
pr_info("SMP: CPU%d is offline\n", cpu);

set_cpu_online(cpu, false);
+ calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
clear_c0_status(IE_IRQ5);

diff --git a/arch/mips/kernel/smp-cps.c b/arch/mips/kernel/smp-cps.c
index e04c8057b882..de0b7eaca9e2 100644
--- a/arch/mips/kernel/smp-cps.c
+++ b/arch/mips/kernel/smp-cps.c
@@ -338,6 +338,7 @@ static int cps_cpu_disable(void)
atomic_sub(1 << cpu_vpe_id(&current_cpu_data), &core_cfg->vpe_mask);
smp_mb__after_atomic();
set_cpu_online(cpu, false);
+ calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);

return 0;
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 4af08c197177..8eff08d548fa 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -118,7 +118,7 @@ static inline void set_cpu_core_map(int cpu)
* Calculate a new cpu_foreign_map mask whenever a
* new cpu appears or disappears.
*/
-static inline void calculate_cpu_foreign_map(void)
+void calculate_cpu_foreign_map(void)
{
int i, k, core_present;
cpumask_t temp_foreign_map;
diff --git a/arch/mips/kvm/dyntrans.c b/arch/mips/kvm/dyntrans.c
index 521121bdebff..4974bfc2c5c8 100644
--- a/arch/mips/kvm/dyntrans.c
+++ b/arch/mips/kvm/dyntrans.c
@@ -82,7 +82,7 @@ int kvm_mips_trans_mfc0(uint32_t inst, uint32_t *opc, struct kvm_vcpu *vcpu)

if ((rd == MIPS_CP0_ERRCTL) && (sel == 0)) {
mfc0_inst = CLEAR_TEMPLATE;
- mfc0_inst |= ((rt & 0x1f) << 16);
+ mfc0_inst |= ((rt & 0x1f) << 11);
} else {
mfc0_inst = LW_TEMPLATE;
mfc0_inst |= ((rt & 0x1f) << 16);
diff --git a/arch/mips/loongson64/loongson-3/smp.c b/arch/mips/loongson64/loongson-3/smp.c
index 509832a9836c..2525b6d38f58 100644
--- a/arch/mips/loongson64/loongson-3/smp.c
+++ b/arch/mips/loongson64/loongson-3/smp.c
@@ -417,6 +417,7 @@ static int loongson3_cpu_disable(void)
return -EBUSY;

set_cpu_online(cpu, false);
+ calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
local_irq_save(flags);
fixup_irqs();
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index 011b9b9574f1..e31fde4bc25b 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -975,9 +975,10 @@ static int cop1Emulate(struct pt_regs *xcp, struct mips_fpu_struct *ctx,
struct mm_decoded_insn dec_insn, void *__user *fault_addr)
{
unsigned long contpc = xcp->cp0_epc + dec_insn.pc_inc;
- unsigned int cond, cbit;
+ unsigned int cond, cbit, bit0;
mips_instruction ir;
int likely, pc_inc;
+ union fpureg *fpr;
u32 __user *wva;
u64 __user *dva;
u32 wval;
@@ -1189,14 +1190,14 @@ emul:
return SIGILL;

cond = likely = 0;
+ fpr = &current->thread.fpu.fpr[MIPSInst_RT(ir)];
+ bit0 = get_fpr32(fpr, 0) & 0x1;
switch (MIPSInst_RS(ir)) {
case bc1eqz_op:
- if (get_fpr32(&current->thread.fpu.fpr[MIPSInst_RT(ir)], 0) & 0x1)
- cond = 1;
+ cond = bit0 == 0;
break;
case bc1nez_op:
- if (!(get_fpr32(&current->thread.fpu.fpr[MIPSInst_RT(ir)], 0) & 0x1))
- cond = 1;
+ cond = bit0 != 0;
break;
}
goto branch_common;
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 52e8c2026853..6c0147bd8e80 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -447,6 +447,11 @@ static inline void local_r4k___flush_cache_all(void * args)
r4k_blast_scache();
break;

+ case CPU_BMIPS5000:
+ r4k_blast_scache();
+ __sync();
+ break;
+
default:
r4k_blast_dcache();
r4k_blast_icache();
@@ -1308,6 +1313,12 @@ static void probe_pcache(void)
c->icache.flags |= MIPS_CACHE_IC_F_DC;
break;

+ case CPU_BMIPS5000:
+ c->icache.flags |= MIPS_CACHE_IC_F_DC;
+ /* Cache aliases are handled in hardware; allow HIGHMEM */
+ c->dcache.flags &= ~MIPS_CACHE_ALIASES;
+ break;
+
case CPU_LOONGSON2:
/*
* LOONGSON2 has 4 way icache, but when using indexed cache op,
@@ -1745,8 +1756,6 @@ void r4k_cache_init(void)
flush_icache_range = (void *)b5k_instruction_hazard;
local_flush_icache_range = (void *)b5k_instruction_hazard;

- /* Cache aliases are handled in hardware; allow HIGHMEM */
- current_cpu_data.dcache.flags &= ~MIPS_CACHE_ALIASES;

/* Optimization: an L2 flush implicitly flushes the L1 */
current_cpu_data.options |= MIPS_CPU_INCLUSIVE_CACHES;
diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c
index 9ac1efcfbcc7..78f900c59276 100644
--- a/arch/mips/mm/sc-rm7k.c
+++ b/arch/mips/mm/sc-rm7k.c
@@ -161,7 +161,7 @@ static void rm7k_tc_disable(void)
local_irq_save(flags);
blast_rm7k_tcache();
clear_c0_config(RM7K_CONF_TE);
- local_irq_save(flags);
+ local_irq_restore(flags);
}

static void rm7k_sc_disable(void)
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 63b7d6f82d24..448b4aab3a1f 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -2329,9 +2329,7 @@ static void config_htw_params(void)
if (CONFIG_PGTABLE_LEVELS >= 3)
pwsize |= ilog2(PTRS_PER_PMD) << MIPS_PWSIZE_MDW_SHIFT;

- /* If XPA has been enabled, PTEs are 64-bit in size. */
- if (config_enabled(CONFIG_64BITS) || (read_c0_pagegrain() & PG_ELPA))
- pwsize |= 1;
+ pwsize |= ilog2(sizeof(pte_t)/4) << MIPS_PWSIZE_PTEW_SHIFT;

write_c0_pwsize(pwsize);

diff --git a/arch/mips/net/bpf_jit.c b/arch/mips/net/bpf_jit.c
index c0c1e9529dbd..742daf8351b9 100644
--- a/arch/mips/net/bpf_jit.c
+++ b/arch/mips/net/bpf_jit.c
@@ -1207,7 +1207,7 @@ void bpf_jit_compile(struct bpf_prog *fp)

memset(&ctx, 0, sizeof(ctx));

- ctx.offsets = kcalloc(fp->len, sizeof(*ctx.offsets), GFP_KERNEL);
+ ctx.offsets = kcalloc(fp->len + 1, sizeof(*ctx.offsets), GFP_KERNEL);
if (ctx.offsets == NULL)
return;

diff --git a/arch/powerpc/kernel/mce.c b/arch/powerpc/kernel/mce.c
index da3c4c3f4ec8..d4936615a756 100644
--- a/arch/powerpc/kernel/mce.c
+++ b/arch/powerpc/kernel/mce.c
@@ -92,7 +92,8 @@ void save_mce_event(struct pt_regs *regs, long handled,
mce->in_use = 1;

mce->initiator = MCE_INITIATOR_CPU;
- if (handled)
+ /* Mark it recovered if we have handled it and MSR(RI=1). */
+ if (handled && (regs->msr & MSR_RI))
mce->disposition = MCE_DISPOSITION_RECOVERED;
else
mce->disposition = MCE_DISPOSITION_NOT_RECOVERED;
diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c
index a38d7293460d..985b5be3bcf6 100644
--- a/arch/powerpc/kernel/pci_of_scan.c
+++ b/arch/powerpc/kernel/pci_of_scan.c
@@ -82,10 +82,16 @@ static void of_pci_parse_addrs(struct device_node *node, struct pci_dev *dev)
const __be32 *addrs;
u32 i;
int proplen;
+ bool mark_unset = false;

addrs = of_get_property(node, "assigned-addresses", &proplen);
- if (!addrs)
- return;
+ if (!addrs || !proplen) {
+ addrs = of_get_property(node, "reg", &proplen);
+ if (!addrs || !proplen)
+ return;
+ mark_unset = true;
+ }
+
pr_debug(" parse addresses (%d bytes) @ %p\n", proplen, addrs);
for (; proplen >= 20; proplen -= 20, addrs += 5) {
flags = pci_parse_of_flags(of_read_number(addrs, 1), 0);
@@ -110,6 +116,8 @@ static void of_pci_parse_addrs(struct device_node *node, struct pci_dev *dev)
continue;
}
res->flags = flags;
+ if (mark_unset)
+ res->flags |= IORESOURCE_UNSET;
res->name = pci_name(dev);
region.start = base;
region.end = base + size - 1;
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
index 2d2860711e07..55e831238485 100644
--- a/arch/powerpc/kernel/tm.S
+++ b/arch/powerpc/kernel/tm.S
@@ -352,8 +352,6 @@ _GLOBAL(__tm_recheckpoint)
*/
subi r7, r7, STACK_FRAME_OVERHEAD

- SET_SCRATCH0(r1)
-
mfmsr r6
/* R4 = original MSR to indicate whether thread used FP/Vector etc. */

@@ -482,6 +480,7 @@ restore_gprs:
* until we turn MSR RI back on.
*/

+ SET_SCRATCH0(r1)
ld r5, -8(r1)
ld r1, -16(r1)

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index d3787618315f..56125dbdb1e2 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -401,6 +401,7 @@ static int opal_recover_mce(struct pt_regs *regs,

if (!(regs->msr & MSR_RI)) {
/* If MSR_RI isn't set, we cannot recover */
+ pr_err("Machine check interrupt unrecoverable: MSR(RI=0)\n");
recovered = 0;
} else if (evt->disposition == MCE_DISPOSITION_RECOVERED) {
/* Platform corrected itself */
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 4a139465f1d4..7554075414d4 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -648,9 +648,9 @@ static __init void map_mmioh_high_uv3(int index, int min_pnode, int max_pnode)
l = li;
}
addr1 = (base << shift) +
- f * (unsigned long)(1 << m_io);
+ f * (1ULL << m_io);
addr2 = (base << shift) +
- (l + 1) * (unsigned long)(1 << m_io);
+ (l + 1) * (1ULL << m_io);
pr_info("UV: %s[%03d..%03d] NASID 0x%04x ADDR 0x%016lx - 0x%016lx\n",
id, fi, li, lnasid, addr1, addr2);
if (max_io < l)
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index fbf2edc3eb35..b983d3dc4e6c 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1550,6 +1550,7 @@ static void __init filter_events(struct attribute **attrs)
{
struct device_attribute *d;
struct perf_pmu_events_attr *pmu_attr;
+ int offset = 0;
int i, j;

for (i = 0; attrs[i]; i++) {
@@ -1558,7 +1559,7 @@ static void __init filter_events(struct attribute **attrs)
/* str trumps id */
if (pmu_attr->event_str)
continue;
- if (x86_pmu.event_map(i))
+ if (x86_pmu.event_map(i + offset))
continue;

for (j = i; attrs[j]; j++)
@@ -1566,6 +1567,14 @@ static void __init filter_events(struct attribute **attrs)

/* Check the shifted attr. */
i--;
+
+ /*
+ * event_map() is index based, the attrs array is organized
+ * by increasing event index. If we shift the events, then
+ * we need to compensate for the event_map(), otherwise
+ * we are looking up the wrong event in the map
+ */
+ offset++;
}
}

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 618565fecb1c..1a79d451cd34 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -128,7 +128,7 @@ void release_thread(struct task_struct *dead_task)
if (dead_task->mm->context.ldt) {
pr_warn("WARNING: dead process %s still has LDT? <%p/%d>\n",
dead_task->comm,
- dead_task->mm->context.ldt,
+ dead_task->mm->context.ldt->entries,
dead_task->mm->context.ldt->size);
BUG();
}
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 8649dbf06ce4..b5633501f181 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1491,7 +1491,7 @@ static struct blk_mq_tags *blk_mq_init_rq_map(struct blk_mq_tag_set *set,
int to_do;
void *p;

- while (left < order_to_size(this_order - 1) && this_order)
+ while (this_order && left < order_to_size(this_order - 1))
this_order--;

do {
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index e54e6170981b..a17337fd8f37 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -704,8 +704,13 @@ static int acpi_lpss_platform_notify(struct notifier_block *nb,
}

switch (action) {
- case BUS_NOTIFY_ADD_DEVICE:
+ case BUS_NOTIFY_BOUND_DRIVER:
pdev->dev.pm_domain = &acpi_lpss_pm_domain;
+ break;
+ case BUS_NOTIFY_UNBOUND_DRIVER:
+ pdev->dev.pm_domain = NULL;
+ break;
+ case BUS_NOTIFY_ADD_DEVICE:
if (pdata->dev_desc->flags & LPSS_LTR)
return sysfs_create_group(&pdev->dev.kobj,
&lpss_attr_group);
@@ -713,7 +718,6 @@ static int acpi_lpss_platform_notify(struct notifier_block *nb,
case BUS_NOTIFY_DEL_DEVICE:
if (pdata->dev_desc->flags & LPSS_LTR)
sysfs_remove_group(&pdev->dev.kobj, &lpss_attr_group);
- pdev->dev.pm_domain = NULL;
break;
default:
break;
diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c
index 902034991517..7a7faca0ddcd 100644
--- a/drivers/ata/sata_dwc_460ex.c
+++ b/drivers/ata/sata_dwc_460ex.c
@@ -924,15 +924,13 @@ static void sata_dwc_exec_command_by_tag(struct ata_port *ap,
struct ata_taskfile *tf,
u8 tag, u32 cmd_issued)
{
- unsigned long flags;
struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);

dev_dbg(ap->dev, "%s cmd(0x%02x): %s tag=%d\n", __func__, tf->command,
ata_get_cmd_descript(tf->command), tag);

- spin_lock_irqsave(&ap->host->lock, flags);
hsdevp->cmd_issued[tag] = cmd_issued;
- spin_unlock_irqrestore(&ap->host->lock, flags);
+
/*
* Clear SError before executing a new command.
* sata_dwc_scr_write and read can not be used here. Clearing the PM
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index ccfd268148a8..3bf1cdee8f49 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -1119,15 +1119,17 @@ static int
_request_firmware(const struct firmware **firmware_p, const char *name,
struct device *device, unsigned int opt_flags)
{
- struct firmware *fw;
+ struct firmware *fw = NULL;
long timeout;
int ret;

if (!firmware_p)
return -EINVAL;

- if (!name || name[0] == '\0')
- return -EINVAL;
+ if (!name || name[0] == '\0') {
+ ret = -EINVAL;
+ goto out;
+ }

ret = _request_firmware_prepare(&fw, name, device);
if (ret <= 0) /* error or already assigned */
diff --git a/drivers/base/isa.c b/drivers/base/isa.c
index 901d8185309e..372d10af2600 100644
--- a/drivers/base/isa.c
+++ b/drivers/base/isa.c
@@ -180,4 +180,4 @@ static int __init isa_bus_init(void)
return error;
}

-device_initcall(isa_bus_init);
+postcore_initcall(isa_bus_init);
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index 71ea2a3af293..9c6843af1c6b 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -1112,7 +1112,8 @@ static int btmrvl_sdio_download_fw(struct btmrvl_sdio_card *card)
*/
if (btmrvl_sdio_verify_fw_download(card, pollnum)) {
BT_ERR("FW failed to be active in time!");
- return -ETIMEDOUT;
+ ret = -ETIMEDOUT;
+ goto done;
}

sdio_release_host(card->func);
diff --git a/drivers/char/hw_random/exynos-rng.c b/drivers/char/hw_random/exynos-rng.c
index 7ba0ae060d61..66115ef979b1 100644
--- a/drivers/char/hw_random/exynos-rng.c
+++ b/drivers/char/hw_random/exynos-rng.c
@@ -155,6 +155,14 @@ static int exynos_rng_probe(struct platform_device *pdev)
return ret;
}

+static int exynos_rng_remove(struct platform_device *pdev)
+{
+ pm_runtime_dont_use_autosuspend(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
+
+ return 0;
+}
+
static int __maybe_unused exynos_rng_runtime_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
@@ -212,6 +220,7 @@ static struct platform_driver exynos_rng_driver = {
.of_match_table = exynos_rng_dt_match,
},
.probe = exynos_rng_probe,
+ .remove = exynos_rng_remove,
};

module_platform_driver(exynos_rng_driver);
diff --git a/drivers/clk/clk-gpio.c b/drivers/clk/clk-gpio.c
index 335322dc403f..9bc801f3a7ba 100644
--- a/drivers/clk/clk-gpio.c
+++ b/drivers/clk/clk-gpio.c
@@ -287,12 +287,14 @@ static void __init of_gpio_clk_setup(struct device_node *node,
const char **parent_names;
int i, num_parents;

+ num_parents = of_clk_get_parent_count(node);
+ if (num_parents < 0)
+ return;
+
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return;

- num_parents = of_clk_get_parent_count(node);
-
parent_names = kcalloc(num_parents, sizeof(char *), GFP_KERNEL);
if (!parent_names)
return;
diff --git a/drivers/clk/clk-multiplier.c b/drivers/clk/clk-multiplier.c
index fe7806506bf3..e9fb8a111f71 100644
--- a/drivers/clk/clk-multiplier.c
+++ b/drivers/clk/clk-multiplier.c
@@ -54,14 +54,28 @@ static unsigned long __bestmult(struct clk_hw *hw, unsigned long rate,
unsigned long *best_parent_rate,
u8 width, unsigned long flags)
{
+ struct clk_multiplier *mult = to_clk_multiplier(hw);
unsigned long orig_parent_rate = *best_parent_rate;
unsigned long parent_rate, current_rate, best_rate = ~0;
unsigned int i, bestmult = 0;
+ unsigned int maxmult = (1 << width) - 1;
+
+ if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) {
+ bestmult = rate / orig_parent_rate;
+
+ /* Make sure we don't end up with a 0 multiplier */
+ if ((bestmult == 0) &&
+ !(mult->flags & CLK_MULTIPLIER_ZERO_BYPASS))
+ bestmult = 1;

- if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT))
- return rate / *best_parent_rate;
+ /* Make sure we don't overflow the multiplier */
+ if (bestmult > maxmult)
+ bestmult = maxmult;
+
+ return bestmult;
+ }

- for (i = 1; i < ((1 << width) - 1); i++) {
+ for (i = 1; i < maxmult; i++) {
if (rate == orig_parent_rate * i) {
/*
* This is the best case for us if we have a
diff --git a/drivers/clk/clk-xgene.c b/drivers/clk/clk-xgene.c
index b134a8b15e2c..5fea58713293 100644
--- a/drivers/clk/clk-xgene.c
+++ b/drivers/clk/clk-xgene.c
@@ -218,22 +218,20 @@ static int xgene_clk_enable(struct clk_hw *hw)
struct xgene_clk *pclk = to_xgene_clk(hw);
unsigned long flags = 0;
u32 data;
- phys_addr_t reg;

if (pclk->lock)
spin_lock_irqsave(pclk->lock, flags);

if (pclk->param.csr_reg != NULL) {
pr_debug("%s clock enabled\n", clk_hw_get_name(hw));
- reg = __pa(pclk->param.csr_reg);
/* First enable the clock */
data = xgene_clk_read(pclk->param.csr_reg +
pclk->param.reg_clk_offset);
data |= pclk->param.reg_clk_mask;
xgene_clk_write(data, pclk->param.csr_reg +
pclk->param.reg_clk_offset);
- pr_debug("%s clock PADDR base %pa clk offset 0x%08X mask 0x%08X value 0x%08X\n",
- clk_hw_get_name(hw), &reg,
+ pr_debug("%s clk offset 0x%08X mask 0x%08X value 0x%08X\n",
+ clk_hw_get_name(hw),
pclk->param.reg_clk_offset, pclk->param.reg_clk_mask,
data);

@@ -243,8 +241,8 @@ static int xgene_clk_enable(struct clk_hw *hw)
data &= ~pclk->param.reg_csr_mask;
xgene_clk_write(data, pclk->param.csr_reg +
pclk->param.reg_csr_offset);
- pr_debug("%s CSR RESET PADDR base %pa csr offset 0x%08X mask 0x%08X value 0x%08X\n",
- clk_hw_get_name(hw), &reg,
+ pr_debug("%s csr offset 0x%08X mask 0x%08X value 0x%08X\n",
+ clk_hw_get_name(hw),
pclk->param.reg_csr_offset, pclk->param.reg_csr_mask,
data);
}
diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c
index 6addf8f58b97..cbecbd584624 100644
--- a/drivers/clk/imx/clk-pllv3.c
+++ b/drivers/clk/imx/clk-pllv3.c
@@ -76,9 +76,9 @@ static int clk_pllv3_prepare(struct clk_hw *hw)

val = readl_relaxed(pll->base);
if (pll->powerup_set)
- val |= BM_PLL_POWER;
+ val |= pll->powerdown;
else
- val &= ~BM_PLL_POWER;
+ val &= ~pll->powerdown;
writel_relaxed(val, pll->base);

return clk_pllv3_wait_lock(pll);
@@ -91,9 +91,9 @@ static void clk_pllv3_unprepare(struct clk_hw *hw)

val = readl_relaxed(pll->base);
if (pll->powerup_set)
- val &= ~BM_PLL_POWER;
+ val &= ~pll->powerdown;
else
- val |= BM_PLL_POWER;
+ val |= pll->powerdown;
writel_relaxed(val, pll->base);
}

diff --git a/drivers/clk/rockchip/clk-mmc-phase.c b/drivers/clk/rockchip/clk-mmc-phase.c
index 2b289581d570..b513a2bbfcc5 100644
--- a/drivers/clk/rockchip/clk-mmc-phase.c
+++ b/drivers/clk/rockchip/clk-mmc-phase.c
@@ -41,8 +41,6 @@ static unsigned long rockchip_mmc_recalc(struct clk_hw *hw,
#define ROCKCHIP_MMC_DEGREE_MASK 0x3
#define ROCKCHIP_MMC_DELAYNUM_OFFSET 2
#define ROCKCHIP_MMC_DELAYNUM_MASK (0xff << ROCKCHIP_MMC_DELAYNUM_OFFSET)
-#define ROCKCHIP_MMC_INIT_STATE_RESET 0x1
-#define ROCKCHIP_MMC_INIT_STATE_SHIFT 1

#define PSECS_PER_SEC 1000000000000LL

@@ -183,15 +181,6 @@ struct clk *rockchip_clk_register_mmc(const char *name,
mmc_clock->reg = reg;
mmc_clock->shift = shift;

- /*
- * Assert init_state to soft reset the CLKGEN
- * for mmc tuning phase and degree
- */
- if (mmc_clock->shift == ROCKCHIP_MMC_INIT_STATE_SHIFT)
- writel(HIWORD_UPDATE(ROCKCHIP_MMC_INIT_STATE_RESET,
- ROCKCHIP_MMC_INIT_STATE_RESET,
- mmc_clock->shift), mmc_clock->reg);
-
clk = clk_register(NULL, &mmc_clock->hw);
if (IS_ERR(clk))
goto err_free;
diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c
index 576cd0354d48..ccb324d97160 100644
--- a/drivers/clk/st/clkgen-fsyn.c
+++ b/drivers/clk/st/clkgen-fsyn.c
@@ -549,19 +549,20 @@ static int clk_fs660c32_vco_get_params(unsigned long input,
return 0;
}

-static long quadfs_pll_fs660c32_round_rate(struct clk_hw *hw, unsigned long rate
- , unsigned long *prate)
+static long quadfs_pll_fs660c32_round_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long *prate)
{
struct stm_fs params;

- if (!clk_fs660c32_vco_get_params(*prate, rate, &params))
- clk_fs660c32_vco_get_rate(*prate, &params, &rate);
+ if (clk_fs660c32_vco_get_params(*prate, rate, &params))
+ return rate;

- pr_debug("%s: %s new rate %ld [sdiv=0x%x,md=0x%x,pe=0x%x,nsdiv3=%u]\n",
+ clk_fs660c32_vco_get_rate(*prate, &params, &rate);
+
+ pr_debug("%s: %s new rate %ld [ndiv=%u]\n",
__func__, clk_hw_get_name(hw),
- rate, (unsigned int)params.sdiv,
- (unsigned int)params.mdiv,
- (unsigned int)params.pe, (unsigned int)params.nsdiv);
+ rate, (unsigned int)params.ndiv);

return rate;
}
diff --git a/drivers/clk/ti/dpll3xxx.c b/drivers/clk/ti/dpll3xxx.c
index 0e9119fae760..fa53bf6bd041 100644
--- a/drivers/clk/ti/dpll3xxx.c
+++ b/drivers/clk/ti/dpll3xxx.c
@@ -437,7 +437,8 @@ int omap3_noncore_dpll_enable(struct clk_hw *hw)

parent = clk_hw_get_parent(hw);

- if (clk_hw_get_rate(hw) == clk_get_rate(dd->clk_bypass)) {
+ if (clk_hw_get_rate(hw) ==
+ clk_hw_get_rate(__clk_get_hw(dd->clk_bypass))) {
WARN_ON(parent != __clk_get_hw(dd->clk_bypass));
r = _omap3_noncore_dpll_bypass(clk);
} else {
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 49aa58e617db..df651b1a7669 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2171,10 +2171,7 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy,
return ret;
}

- up_write(&policy->rwsem);
ret = __cpufreq_governor(policy, CPUFREQ_GOV_POLICY_EXIT);
- down_write(&policy->rwsem);
-
if (ret) {
pr_err("%s: Failed to Exit Governor: %s (%d)\n",
__func__, old_gov->name, ret);
@@ -2190,9 +2187,7 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy,
if (!ret)
goto out;

- up_write(&policy->rwsem);
__cpufreq_governor(policy, CPUFREQ_GOV_POLICY_EXIT);
- down_write(&policy->rwsem);
}

/* new governor failed, so re-start old one */
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 17521fcf226f..3cca3055ebd4 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -2439,7 +2439,13 @@ static struct platform_driver edma_driver = {
},
};

+static int edma_tptc_probe(struct platform_device *pdev)
+{
+ return 0;
+}
+
static struct platform_driver edma_tptc_driver = {
+ .probe = edma_tptc_probe,
.driver = {
.name = "edma3-tptc",
.of_match_table = edma_tptc_of_ids,
diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c
index d8066ac1e764..ae09f004a33f 100644
--- a/drivers/gpu/drm/qxl/qxl_cmd.c
+++ b/drivers/gpu/drm/qxl/qxl_cmd.c
@@ -529,8 +529,8 @@ int qxl_hw_surface_alloc(struct qxl_device *qdev,
/* no need to add a release to the fence for this surface bo,
since it is only released when we ask to destroy the surface
and it would never signal otherwise */
- qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);

surf->hw_surf_alloc = true;
spin_lock(&qdev->surf_id_idr_lock);
@@ -572,9 +572,8 @@ int qxl_hw_surface_dealloc(struct qxl_device *qdev,
cmd->surface_id = id;
qxl_release_unmap(qdev, release, &cmd->release_info);

- qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
-
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);

return 0;
}
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 5edebf495c07..0d6cc396cc16 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -292,8 +292,8 @@ qxl_hide_cursor(struct qxl_device *qdev)
cmd->type = QXL_CURSOR_HIDE;
qxl_release_unmap(qdev, release, &cmd->release_info);

- qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
return 0;
}

@@ -390,8 +390,8 @@ static int qxl_crtc_cursor_set2(struct drm_crtc *crtc,
cmd->u.set.visible = 1;
qxl_release_unmap(qdev, release, &cmd->release_info);

- qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);

/* finish with the userspace bo */
ret = qxl_bo_reserve(user_bo, false);
@@ -450,8 +450,8 @@ static int qxl_crtc_cursor_move(struct drm_crtc *crtc,
cmd->u.position.y = qcrtc->cur_y + qcrtc->hot_spot_y;
qxl_release_unmap(qdev, release, &cmd->release_info);

- qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);

return 0;
}
diff --git a/drivers/gpu/drm/qxl/qxl_draw.c b/drivers/gpu/drm/qxl/qxl_draw.c
index 6e6c76080d6a..47da124b7ebf 100644
--- a/drivers/gpu/drm/qxl/qxl_draw.c
+++ b/drivers/gpu/drm/qxl/qxl_draw.c
@@ -245,8 +245,8 @@ void qxl_draw_opaque_fb(const struct qxl_fb_image *qxl_fb_image,
qxl_bo_physical_address(qdev, dimage->bo, 0);
qxl_release_unmap(qdev, release, &drawable->release_info);

- qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);

out_free_palette:
if (palette_bo)
@@ -352,9 +352,10 @@ void qxl_draw_dirty_fb(struct qxl_device *qdev,
goto out_release_backoff;

rects = drawable_set_clipping(qdev, drawable, num_clips, clips_bo);
- if (!rects)
+ if (!rects) {
+ ret = -EINVAL;
goto out_release_backoff;
-
+ }
drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);

drawable->clip.type = SPICE_CLIP_TYPE_RECTS;
@@ -385,8 +386,8 @@ void qxl_draw_dirty_fb(struct qxl_device *qdev,
}
qxl_bo_kunmap(clips_bo);

- qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);

out_release_backoff:
if (ret)
@@ -436,8 +437,8 @@ void qxl_draw_copyarea(struct qxl_device *qdev,
drawable->u.copy_bits.src_pos.y = sy;
qxl_release_unmap(qdev, release, &drawable->release_info);

- qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);

out_free_release:
if (ret)
@@ -480,8 +481,8 @@ void qxl_draw_fill(struct qxl_draw_fill *qxl_draw_fill_rec)

qxl_release_unmap(qdev, release, &drawable->release_info);

- qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);

out_free_release:
if (ret)
diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c
index 7c2e78201ead..4d852449a7d1 100644
--- a/drivers/gpu/drm/qxl/qxl_ioctl.c
+++ b/drivers/gpu/drm/qxl/qxl_ioctl.c
@@ -257,11 +257,8 @@ static int qxl_process_single_command(struct qxl_device *qdev,
apply_surf_reloc(qdev, &reloc_info[i]);
}

+ qxl_release_fence_buffer_objects(release);
ret = qxl_push_command_ring_release(qdev, release, cmd->type, true);
- if (ret)
- qxl_release_backoff_reserve_list(release);
- else
- qxl_release_fence_buffer_objects(release);

out_free_bos:
out_free_release:
diff --git a/drivers/hv/hv_utils_transport.c b/drivers/hv/hv_utils_transport.c
index 1505ee6e6605..24b2766a6d34 100644
--- a/drivers/hv/hv_utils_transport.c
+++ b/drivers/hv/hv_utils_transport.c
@@ -80,11 +80,10 @@ static ssize_t hvt_op_write(struct file *file, const char __user *buf,

hvt = container_of(file->f_op, struct hvutil_transport, fops);

- inmsg = kzalloc(count, GFP_KERNEL);
- if (copy_from_user(inmsg, buf, count)) {
- kfree(inmsg);
- return -EFAULT;
- }
+ inmsg = memdup_user(buf, count);
+ if (IS_ERR(inmsg))
+ return PTR_ERR(inmsg);
+
if (hvt->on_msg(inmsg, count))
return -EFAULT;
kfree(inmsg);
diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c
index 91d34ed756ea..fe0c5a155e21 100644
--- a/drivers/iio/adc/ad7793.c
+++ b/drivers/iio/adc/ad7793.c
@@ -579,7 +579,7 @@ static const struct iio_info ad7797_info = {
.read_raw = &ad7793_read_raw,
.write_raw = &ad7793_write_raw,
.write_raw_get_fmt = &ad7793_write_raw_get_fmt,
- .attrs = &ad7793_attribute_group,
+ .attrs = &ad7797_attribute_group,
.validate_trigger = ad_sd_validate_trigger,
.driver_module = THIS_MODULE,
};
diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index de1c61b417d6..ada2e5009c86 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -327,7 +327,7 @@ int cxio_destroy_cq(struct cxio_rdev *rdev_p, struct t3_cq *cq)
kfree(cq->sw_queue);
dma_free_coherent(&(rdev_p->rnic_info.pdev->dev),
(1UL << (cq->size_log2))
- * sizeof(struct t3_cqe), cq->queue,
+ * sizeof(struct t3_cqe) + 1, cq->queue,
dma_unmap_addr(cq, mapping));
cxio_hal_put_cqid(rdev_p->rscp, cq->cqid);
return err;
diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c
index fc21bdbb8b32..005ea5524e09 100644
--- a/drivers/infiniband/hw/mlx4/ah.c
+++ b/drivers/infiniband/hw/mlx4/ah.c
@@ -107,6 +107,7 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr
return ERR_PTR(ret);
ah->av.eth.gid_index = ret;
ah->av.eth.vlan = cpu_to_be16(vlan_tag);
+ ah->av.eth.hop_limit = ah_attr->grh.hop_limit;
if (ah_attr->static_rate) {
ah->av.eth.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET;
while (ah->av.eth.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index dbd5adc62c3f..1b731ab63ede 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -905,7 +905,7 @@ static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr,
{
struct mlx5_ib_dev *dev =
container_of(device, struct mlx5_ib_dev, ib_dev.dev);
- return sprintf(buf, "%d.%d.%d\n", fw_rev_maj(dev->mdev),
+ return sprintf(buf, "%d.%d.%04d\n", fw_rev_maj(dev->mdev),
fw_rev_min(dev->mdev), fw_rev_sub(dev->mdev));
}

diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index eac5f5eff8d2..b8e71187c700 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -271,8 +271,10 @@ static int sq_overhead(enum ib_qp_type qp_type)
/* fall through */
case IB_QPT_RC:
size += sizeof(struct mlx5_wqe_ctrl_seg) +
- sizeof(struct mlx5_wqe_atomic_seg) +
- sizeof(struct mlx5_wqe_raddr_seg);
+ max(sizeof(struct mlx5_wqe_atomic_seg) +
+ sizeof(struct mlx5_wqe_raddr_seg),
+ sizeof(struct mlx5_wqe_umr_ctrl_seg) +
+ sizeof(struct mlx5_mkey_seg));
break;

case IB_QPT_XRC_TGT:
@@ -280,9 +282,9 @@ static int sq_overhead(enum ib_qp_type qp_type)

case IB_QPT_UC:
size += sizeof(struct mlx5_wqe_ctrl_seg) +
- sizeof(struct mlx5_wqe_raddr_seg) +
- sizeof(struct mlx5_wqe_umr_ctrl_seg) +
- sizeof(struct mlx5_mkey_seg);
+ max(sizeof(struct mlx5_wqe_raddr_seg),
+ sizeof(struct mlx5_wqe_umr_ctrl_seg) +
+ sizeof(struct mlx5_mkey_seg));
break;

case IB_QPT_UD:
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index bef317ff7352..b9f01bd1b7ef 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -96,13 +96,29 @@ struct gpio_keys_drvdata {
* Return value of this function can be used to allocate bitmap
* large enough to hold all bits for given type.
*/
-static inline int get_n_events_by_type(int type)
+static int get_n_events_by_type(int type)
{
BUG_ON(type != EV_SW && type != EV_KEY);

return (type == EV_KEY) ? KEY_CNT : SW_CNT;
}

+/**
+ * get_bm_events_by_type() - returns bitmap of supported events per @type
+ * @input: input device from which bitmap is retrieved
+ * @type: type of button (%EV_KEY, %EV_SW)
+ *
+ * Return value of this function can be used to allocate bitmap
+ * large enough to hold all bits for given type.
+ */
+static const unsigned long *get_bm_events_by_type(struct input_dev *dev,
+ int type)
+{
+ BUG_ON(type != EV_SW && type != EV_KEY);
+
+ return (type == EV_KEY) ? dev->keybit : dev->swbit;
+}
+
/**
* gpio_keys_disable_button() - disables given GPIO button
* @bdata: button data for button to be disabled
@@ -213,6 +229,7 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata,
const char *buf, unsigned int type)
{
int n_events = get_n_events_by_type(type);
+ const unsigned long *bitmap = get_bm_events_by_type(ddata->input, type);
unsigned long *bits;
ssize_t error;
int i;
@@ -226,6 +243,11 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata,
goto out;

/* First validate */
+ if (!bitmap_subset(bits, bitmap, n_events)) {
+ error = -EINVAL;
+ goto out;
+ }
+
for (i = 0; i < ddata->pdata->nbuttons; i++) {
struct gpio_button_data *bdata = &ddata->data[i];

@@ -239,11 +261,6 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata,
}
}

- if (i == ddata->pdata->nbuttons) {
- error = -EINVAL;
- goto out;
- }
-
mutex_lock(&ddata->disable_lock);

for (i = 0; i < ddata->pdata->nbuttons; i++) {
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index a9d97d577a7e..5e535d0bbe16 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -822,16 +822,22 @@ static void edt_ft5x06_ts_get_defaults(struct device *dev,
int error;

error = device_property_read_u32(dev, "threshold", &val);
- if (!error)
- reg_addr->reg_threshold = val;
+ if (!error) {
+ edt_ft5x06_register_write(tsdata, reg_addr->reg_threshold, val);
+ tsdata->threshold = val;
+ }

error = device_property_read_u32(dev, "gain", &val);
- if (!error)
- reg_addr->reg_gain = val;
+ if (!error) {
+ edt_ft5x06_register_write(tsdata, reg_addr->reg_gain, val);
+ tsdata->gain = val;
+ }

error = device_property_read_u32(dev, "offset", &val);
- if (!error)
- reg_addr->reg_offset = val;
+ if (!error) {
+ edt_ft5x06_register_write(tsdata, reg_addr->reg_offset, val);
+ tsdata->offset = val;
+ }
}

static void
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index 347a3c17f73a..087a092a6e6e 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -152,12 +152,15 @@ int dma_direction_to_prot(enum dma_data_direction dir, bool coherent)
}
}

-static struct iova *__alloc_iova(struct iova_domain *iovad, size_t size,
+static struct iova *__alloc_iova(struct iommu_domain *domain, size_t size,
dma_addr_t dma_limit)
{
+ struct iova_domain *iovad = domain->iova_cookie;
unsigned long shift = iova_shift(iovad);
unsigned long length = iova_align(iovad, size) >> shift;

+ if (domain->geometry.force_aperture)
+ dma_limit = min(dma_limit, domain->geometry.aperture_end);
/*
* Enforce size-alignment to be safe - there could perhaps be an
* attribute to control this per-device, or at least per-domain...
@@ -297,7 +300,7 @@ struct page **iommu_dma_alloc(struct device *dev, size_t size,
if (!pages)
return NULL;

- iova = __alloc_iova(iovad, size, dev->coherent_dma_mask);
+ iova = __alloc_iova(domain, size, dev->coherent_dma_mask);
if (!iova)
goto out_free_pages;

@@ -369,7 +372,7 @@ dma_addr_t iommu_dma_map_page(struct device *dev, struct page *page,
phys_addr_t phys = page_to_phys(page) + offset;
size_t iova_off = iova_offset(iovad, phys);
size_t len = iova_align(iovad, size + iova_off);
- struct iova *iova = __alloc_iova(iovad, len, dma_get_mask(dev));
+ struct iova *iova = __alloc_iova(domain, len, dma_get_mask(dev));

if (!iova)
return DMA_ERROR_CODE;
@@ -483,7 +486,7 @@ int iommu_dma_map_sg(struct device *dev, struct scatterlist *sg,
prev = s;
}

- iova = __alloc_iova(iovad, iova_len, dma_get_mask(dev));
+ iova = __alloc_iova(domain, iova_len, dma_get_mask(dev));
if (!iova)
goto out_restore_sg;

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index c4d4cd38a58f..ff017d148323 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -2192,7 +2192,7 @@ static void dm_request_fn(struct request_queue *q)
goto out;

delay_and_out:
- blk_delay_queue(q, HZ / 100);
+ blk_delay_queue(q, 10);
out:
dm_put_live_table(md, srcu_idx);
}
diff --git a/drivers/media/pci/cx23885/cx23885-av.c b/drivers/media/pci/cx23885/cx23885-av.c
index 877dad89107e..e7d4406f9abd 100644
--- a/drivers/media/pci/cx23885/cx23885-av.c
+++ b/drivers/media/pci/cx23885/cx23885-av.c
@@ -24,7 +24,7 @@ void cx23885_av_work_handler(struct work_struct *work)
{
struct cx23885_dev *dev =
container_of(work, struct cx23885_dev, cx25840_work);
- bool handled;
+ bool handled = false;

v4l2_subdev_call(dev->sd_cx25840, core, interrupt_service_routine,
PCI_MSK_AV_CORE, &handled);
diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
index 36add3c463f7..1256af0dde1d 100644
--- a/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/am437x/am437x-vpfe.c
@@ -1047,7 +1047,7 @@ static int vpfe_get_ccdc_image_format(struct vpfe_device *vpfe,
static int vpfe_config_ccdc_image_format(struct vpfe_device *vpfe)
{
enum ccdc_frmfmt frm_fmt = CCDC_FRMFMT_INTERLACED;
- int ret;
+ int ret = 0;

vpfe_dbg(2, vpfe, "vpfe_config_ccdc_image_format\n");

diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
index a43404cad3e3..ed307488ccbd 100644
--- a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
@@ -49,7 +49,7 @@ MODULE_FIRMWARE(FIRMWARE_MEMDMA);
#define PID_TABLE_SIZE 1024
#define POLL_MSECS 50

-static int load_c8sectpfe_fw_step1(struct c8sectpfei *fei);
+static int load_c8sectpfe_fw(struct c8sectpfei *fei);

#define TS_PKT_SIZE 188
#define HEADER_SIZE (4)
@@ -143,6 +143,7 @@ static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)
struct channel_info *channel;
u32 tmp;
unsigned long *bitmap;
+ int ret;

switch (dvbdmxfeed->type) {
case DMX_TYPE_TS:
@@ -171,8 +172,9 @@ static int c8sectpfe_start_feed(struct dvb_demux_feed *dvbdmxfeed)
}

if (!atomic_read(&fei->fw_loaded)) {
- dev_err(fei->dev, "%s: c8sectpfe fw not loaded\n", __func__);
- return -EINVAL;
+ ret = load_c8sectpfe_fw(fei);
+ if (ret)
+ return ret;
}

mutex_lock(&fei->lock);
@@ -267,8 +269,9 @@ static int c8sectpfe_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
unsigned long *bitmap;

if (!atomic_read(&fei->fw_loaded)) {
- dev_err(fei->dev, "%s: c8sectpfe fw not loaded\n", __func__);
- return -EINVAL;
+ ret = load_c8sectpfe_fw(fei);
+ if (ret)
+ return ret;
}

mutex_lock(&fei->lock);
@@ -882,13 +885,6 @@ static int c8sectpfe_probe(struct platform_device *pdev)
goto err_clk_disable;
}

- /* ensure all other init has been done before requesting firmware */
- ret = load_c8sectpfe_fw_step1(fei);
- if (ret) {
- dev_err(dev, "Couldn't load slim core firmware\n");
- goto err_clk_disable;
- }
-
c8sectpfe_debugfs_init(fei);

return 0;
@@ -1093,15 +1089,14 @@ static void load_dmem_segment(struct c8sectpfei *fei, Elf32_Phdr *phdr,
phdr->p_memsz - phdr->p_filesz);
}

-static int load_slim_core_fw(const struct firmware *fw, void *context)
+static int load_slim_core_fw(const struct firmware *fw, struct c8sectpfei *fei)
{
- struct c8sectpfei *fei = context;
Elf32_Ehdr *ehdr;
Elf32_Phdr *phdr;
u8 __iomem *dst;
int err = 0, i;

- if (!fw || !context)
+ if (!fw || !fei)
return -EINVAL;

ehdr = (Elf32_Ehdr *)fw->data;
@@ -1153,29 +1148,35 @@ static int load_slim_core_fw(const struct firmware *fw, void *context)
return err;
}

-static void load_c8sectpfe_fw_cb(const struct firmware *fw, void *context)
+static int load_c8sectpfe_fw(struct c8sectpfei *fei)
{
- struct c8sectpfei *fei = context;
+ const struct firmware *fw;
int err;

+ dev_info(fei->dev, "Loading firmware: %s\n", FIRMWARE_MEMDMA);
+
+ err = request_firmware(&fw, FIRMWARE_MEMDMA, fei->dev);
+ if (err)
+ return err;
+
err = c8sectpfe_elf_sanity_check(fei, fw);
if (err) {
dev_err(fei->dev, "c8sectpfe_elf_sanity_check failed err=(%d)\n"
, err);
- goto err;
+ return err;
}

- err = load_slim_core_fw(fw, context);
+ err = load_slim_core_fw(fw, fei);
if (err) {
dev_err(fei->dev, "load_slim_core_fw failed err=(%d)\n", err);
- goto err;
+ return err;
}

/* now the firmware is loaded configure the input blocks */
err = configure_channels(fei);
if (err) {
dev_err(fei->dev, "configure_channels failed err=(%d)\n", err);
- goto err;
+ return err;
}

/*
@@ -1188,28 +1189,6 @@ static void load_c8sectpfe_fw_cb(const struct firmware *fw, void *context)
writel(0x1, fei->io + DMA_CPU_RUN);

atomic_set(&fei->fw_loaded, 1);
-err:
- complete_all(&fei->fw_ack);
-}
-
-static int load_c8sectpfe_fw_step1(struct c8sectpfei *fei)
-{
- int err;
-
- dev_info(fei->dev, "Loading firmware: %s\n", FIRMWARE_MEMDMA);
-
- init_completion(&fei->fw_ack);
- atomic_set(&fei->fw_loaded, 0);
-
- err = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
- FIRMWARE_MEMDMA, fei->dev, GFP_KERNEL, fei,
- load_c8sectpfe_fw_cb);
-
- if (err) {
- dev_err(fei->dev, "request_firmware_nowait err: %d.\n", err);
- complete_all(&fei->fw_ack);
- return err;
- }

return 0;
}
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 3f0f71adabb4..ea1008cf14a3 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -61,7 +61,7 @@ struct rc_map *rc_map_get(const char *name)
struct rc_map_list *map;

map = seek_rc_map(name);
-#ifdef MODULE
+#ifdef CONFIG_MODULES
if (!map) {
int rc = request_module("%s", name);
if (rc < 0) {
diff --git a/drivers/memory/tegra/tegra124.c b/drivers/memory/tegra/tegra124.c
index 234e74f97a4b..9f68a56f2727 100644
--- a/drivers/memory/tegra/tegra124.c
+++ b/drivers/memory/tegra/tegra124.c
@@ -1007,6 +1007,7 @@ static const struct tegra_smmu_soc tegra124_smmu_soc = {
.num_swgroups = ARRAY_SIZE(tegra124_swgroups),
.supports_round_robin_arbitration = true,
.supports_request_limit = true,
+ .num_tlb_lines = 32,
.num_asids = 128,
};

diff --git a/drivers/mfd/lp8788-irq.c b/drivers/mfd/lp8788-irq.c
index c7a9825aa4ce..792d51bae20f 100644
--- a/drivers/mfd/lp8788-irq.c
+++ b/drivers/mfd/lp8788-irq.c
@@ -112,7 +112,7 @@ static irqreturn_t lp8788_irq_handler(int irq, void *ptr)
struct lp8788_irq_data *irqd = ptr;
struct lp8788 *lp = irqd->lp;
u8 status[NUM_REGS], addr, mask;
- bool handled;
+ bool handled = false;
int i;

if (lp8788_read_multi_bytes(lp, LP8788_INT_1, status, NUM_REGS))
diff --git a/drivers/misc/cxl/fault.c b/drivers/misc/cxl/fault.c
index 81c3f75b7330..8f9c26b77089 100644
--- a/drivers/misc/cxl/fault.c
+++ b/drivers/misc/cxl/fault.c
@@ -152,7 +152,7 @@ static void cxl_handle_page_fault(struct cxl_context *ctx,
access = _PAGE_PRESENT;
if (dsisr & CXL_PSL_DSISR_An_S)
access |= _PAGE_RW;
- if ((!ctx->kernel) || ~(dar & (1ULL << 63)))
+ if ((!ctx->kernel) || (REGION_ID(dar) == USER_REGION_ID))
access |= _PAGE_USER;

if (dsisr & DSISR_NOHPTE)
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 07592e428755..c4c4dfbde0dc 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -668,8 +668,10 @@ static int mmc_blk_ioctl_multi_cmd(struct block_device *bdev,
}

md = mmc_blk_get(bdev->bd_disk);
- if (!md)
+ if (!md) {
+ err = -EINVAL;
goto cmd_err;
+ }

card = md->queue.card;
if (IS_ERR(card)) {
diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index 705586dcd9fa..9382a57a5aa4 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -170,7 +170,7 @@ static int mmc_ios_show(struct seq_file *s, void *data)
str = "invalid";
break;
}
- seq_printf(s, "signal voltage:\t%u (%s)\n", ios->chip_select, str);
+ seq_printf(s, "signal voltage:\t%u (%s)\n", ios->signal_voltage, str);

switch (ios->drv_type) {
case MMC_SET_DRIVER_TYPE_A:
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 54ba1abb5460..ed9af65e583e 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -337,6 +337,7 @@ static int mmc_read_switch(struct mmc_card *card)
card->sw_caps.sd3_bus_mode = status[13];
/* Driver Strengths supported by the card */
card->sw_caps.sd3_drv_type = status[9];
+ card->sw_caps.sd3_curr_limit = status[7] | status[6] << 8;
}

out:
@@ -553,14 +554,25 @@ static int sd_set_current_limit(struct mmc_card *card, u8 *status)
* when we set current limit to 200ma, the card will draw 200ma, and
* when we set current limit to 400/600/800ma, the card will draw its
* maximum 300ma from the host.
+ *
+ * The above is incorrect: if we try to set a current limit that is
+ * not supported by the card, the card can rightfully error out the
+ * attempt, and remain at the default current limit. This results
+ * in a 300mA card being limited to 200mA even though the host
+ * supports 800mA. Failures seen with SanDisk 8GB UHS cards with
+ * an iMX6 host. --rmk
*/
- if (max_current >= 800)
+ if (max_current >= 800 &&
+ card->sw_caps.sd3_curr_limit & SD_MAX_CURRENT_800)
current_limit = SD_SET_CURRENT_LIMIT_800;
- else if (max_current >= 600)
+ else if (max_current >= 600 &&
+ card->sw_caps.sd3_curr_limit & SD_MAX_CURRENT_600)
current_limit = SD_SET_CURRENT_LIMIT_600;
- else if (max_current >= 400)
+ else if (max_current >= 400 &&
+ card->sw_caps.sd3_curr_limit & SD_MAX_CURRENT_400)
current_limit = SD_SET_CURRENT_LIMIT_400;
- else if (max_current >= 200)
+ else if (max_current >= 200 &&
+ card->sw_caps.sd3_curr_limit & SD_MAX_CURRENT_200)
current_limit = SD_SET_CURRENT_LIMIT_200;

if (current_limit != SD_SET_CURRENT_NO_CHANGE) {
diff --git a/drivers/mmc/host/dw_mmc-rockchip.c b/drivers/mmc/host/dw_mmc-rockchip.c
index 9becebeeccd1..b2c482da5dd7 100644
--- a/drivers/mmc/host/dw_mmc-rockchip.c
+++ b/drivers/mmc/host/dw_mmc-rockchip.c
@@ -78,6 +78,70 @@ static void dw_mci_rk3288_set_ios(struct dw_mci *host, struct mmc_ios *ios)
/* Make sure we use phases which we can enumerate with */
if (!IS_ERR(priv->sample_clk))
clk_set_phase(priv->sample_clk, priv->default_sample_phase);
+
+ /*
+ * Set the drive phase offset based on speed mode to achieve hold times.
+ *
+ * NOTE: this is _not_ a value that is dynamically tuned and is also
+ * _not_ a value that will vary from board to board. It is a value
+ * that could vary between different SoC models if they had massively
+ * different output clock delays inside their dw_mmc IP block (delay_o),
+ * but since it's OK to overshoot a little we don't need to do complex
+ * calculations and can pick values that will just work for everyone.
+ *
+ * When picking values we'll stick with picking 0/90/180/270 since
+ * those can be made very accurately on all known Rockchip SoCs.
+ *
+ * Note that these values match values from the DesignWare Databook
+ * tables for the most part except for SDR12 and "ID mode". For those
+ * two modes the databook calculations assume a clock in of 50MHz. As
+ * seen above, we always use a clock in rate that is exactly the
+ * card's input clock (times RK3288_CLKGEN_DIV, but that gets divided
+ * back out before the controller sees it).
+ *
+ * From measurement of a single device, it appears that delay_o is
+ * about .5 ns. Since we try to leave a bit of margin, it's expected
+ * that numbers here will be fine even with much larger delay_o
+ * (the 1.4 ns assumed by the DesignWare Databook would result in the
+ * same results, for instance).
+ */
+ if (!IS_ERR(priv->drv_clk)) {
+ int phase;
+
+ /*
+ * In almost all cases a 90 degree phase offset will provide
+ * sufficient hold times across all valid input clock rates
+ * assuming delay_o is not absurd for a given SoC. We'll use
+ * that as a default.
+ */
+ phase = 90;
+
+ switch (ios->timing) {
+ case MMC_TIMING_MMC_DDR52:
+ /*
+ * Since clock in rate with MMC_DDR52 is doubled when
+ * bus width is 8 we need to double the phase offset
+ * to get the same timings.
+ */
+ if (ios->bus_width == MMC_BUS_WIDTH_8)
+ phase = 180;
+ break;
+ case MMC_TIMING_UHS_SDR104:
+ case MMC_TIMING_MMC_HS200:
+ /*
+ * In the case of 150 MHz clock (typical max for
+ * Rockchip SoCs), 90 degree offset will add a delay
+ * of 1.67 ns. That will meet min hold time of .8 ns
+ * as long as clock output delay is < .87 ns. On
+ * SoCs measured this seems to be OK, but it doesn't
+ * hurt to give margin here, so we use 180.
+ */
+ phase = 180;
+ break;
+ }
+
+ clk_set_phase(priv->drv_clk, phase);
+ }
}

#define NUM_PHASES 360
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 79905ce895ad..bbad309679cf 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -257,7 +257,7 @@ static void moxart_dma_complete(void *param)
static void moxart_transfer_dma(struct mmc_data *data, struct moxart_host *host)
{
u32 len, dir_data, dir_slave;
- unsigned long dma_time;
+ long dma_time;
struct dma_async_tx_descriptor *desc = NULL;
struct dma_chan *dma_chan;

@@ -397,7 +397,8 @@ static void moxart_prepare_data(struct moxart_host *host)
static void moxart_request(struct mmc_host *mmc, struct mmc_request *mrq)
{
struct moxart_host *host = mmc_priv(mmc);
- unsigned long pio_time, flags;
+ long pio_time;
+ unsigned long flags;
u32 status;

spin_lock_irqsave(&host->lock, flags);
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index f5edf9d3a18a..0535827b02ee 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -307,8 +307,30 @@ static void pxav3_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs)
__func__, uhs, ctrl_2);
}

+static void pxav3_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
+ struct mmc_host *mmc = host->mmc;
+ u8 pwr = host->pwr;
+
+ sdhci_set_power(host, mode, vdd);
+
+ if (host->pwr == pwr)
+ return;
+
+ if (host->pwr == 0)
+ vdd = 0;
+
+ if (!IS_ERR(mmc->supply.vmmc)) {
+ spin_unlock_irq(&host->lock);
+ mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+ spin_lock_irq(&host->lock);
+ }
+}
+
static const struct sdhci_ops pxav3_sdhci_ops = {
.set_clock = sdhci_set_clock,
+ .set_power = pxav3_set_power,
.platform_send_init_74_clocks = pxav3_gen_init_74_clocks,
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
.set_bus_width = sdhci_set_bus_width,
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index bf309a8a66a1..417cfaa85dd9 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1284,24 +1284,25 @@ clock_set:
}
EXPORT_SYMBOL_GPL(sdhci_set_clock);

-static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
- unsigned short vdd)
+static void sdhci_set_power_reg(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
{
struct mmc_host *mmc = host->mmc;
- u8 pwr = 0;

- if (!IS_ERR(mmc->supply.vmmc)) {
- spin_unlock_irq(&host->lock);
- mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
- spin_lock_irq(&host->lock);
+ spin_unlock_irq(&host->lock);
+ mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+ spin_lock_irq(&host->lock);

- if (mode != MMC_POWER_OFF)
- sdhci_writeb(host, SDHCI_POWER_ON, SDHCI_POWER_CONTROL);
- else
- sdhci_writeb(host, 0, SDHCI_POWER_CONTROL);
+ if (mode != MMC_POWER_OFF)
+ sdhci_writeb(host, SDHCI_POWER_ON, SDHCI_POWER_CONTROL);
+ else
+ sdhci_writeb(host, 0, SDHCI_POWER_CONTROL);
+}

- return;
- }
+void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
+ u8 pwr = 0;

if (mode != MMC_POWER_OFF) {
switch (1 << vdd) {
@@ -1332,7 +1333,6 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
sdhci_writeb(host, 0, SDHCI_POWER_CONTROL);
if (host->quirks2 & SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON)
sdhci_runtime_pm_bus_off(host);
- vdd = 0;
} else {
/*
* Spec says that we should clear the power reg before setting
@@ -1364,6 +1364,20 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
mdelay(10);
}
}
+EXPORT_SYMBOL_GPL(sdhci_set_power);
+
+static void __sdhci_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
+ struct mmc_host *mmc = host->mmc;
+
+ if (host->ops->set_power)
+ host->ops->set_power(host, mode, vdd);
+ else if (!IS_ERR(mmc->supply.vmmc))
+ sdhci_set_power_reg(host, mode, vdd);
+ else
+ sdhci_set_power(host, mode, vdd);
+}

/*****************************************************************************\
* *
@@ -1512,7 +1526,7 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
}
}

- sdhci_set_power(host, ios->power_mode, ios->vdd);
+ __sdhci_set_power(host, ios->power_mode, ios->vdd);

if (host->ops->platform_send_init_74_clocks)
host->ops->platform_send_init_74_clocks(host, ios->power_mode);
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 0115e9907bf8..033d72b5bbd5 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -529,6 +529,8 @@ struct sdhci_ops {
#endif

void (*set_clock)(struct sdhci_host *host, unsigned int clock);
+ void (*set_power)(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd);

int (*enable_dma)(struct sdhci_host *host);
unsigned int (*get_max_clock)(struct sdhci_host *host);
@@ -660,6 +662,8 @@ static inline bool sdhci_sdio_irq_enabled(struct sdhci_host *host)
}

void sdhci_set_clock(struct sdhci_host *host, unsigned int clock);
+void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd);
void sdhci_set_bus_width(struct sdhci_host *host, int width);
void sdhci_reset(struct sdhci_host *host, u8 mask);
void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing);
diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index 67eb2be0db87..9a5035cac129 100644
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -1622,9 +1622,16 @@ EXPORT_SYMBOL(denali_init);
/* driver exit point */
void denali_remove(struct denali_nand_info *denali)
{
+ /*
+ * Pre-compute DMA buffer size to avoid any problems in case
+ * nand_release() ever changes in a way that mtd->writesize and
+ * mtd->oobsize are not reliable after this call.
+ */
+ int bufsize = denali->mtd.writesize + denali->mtd.oobsize;
+
+ nand_release(&denali->mtd);
denali_irq_cleanup(denali->irq, denali);
- dma_unmap_single(denali->dev, denali->buf.dma_buf,
- denali->mtd.writesize + denali->mtd.oobsize,
+ dma_unmap_single(denali->dev, denali->buf.dma_buf, bufsize,
DMA_BIDIRECTIONAL);
}
EXPORT_SYMBOL(denali_remove);
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 399c627b15cc..22ebdf4d8cc4 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -100,11 +100,14 @@ enum ad_link_speed_type {
#define MAC_ADDRESS_EQUAL(A, B) \
ether_addr_equal_64bits((const u8 *)A, (const u8 *)B)

-static struct mac_addr null_mac_addr = { { 0, 0, 0, 0, 0, 0 } };
+static const u8 null_mac_addr[ETH_ALEN + 2] __long_aligned = {
+ 0, 0, 0, 0, 0, 0
+};
static u16 ad_ticks_per_sec;
static const int ad_delta_in_ticks = (AD_TIMER_INTERVAL * HZ) / 1000;

-static const u8 lacpdu_mcast_addr[ETH_ALEN] = MULTICAST_LACPDU_ADDR;
+static const u8 lacpdu_mcast_addr[ETH_ALEN + 2] __long_aligned =
+ MULTICAST_LACPDU_ADDR;

/* ================= main 802.3ad protocol functions ================== */
static int ad_lacpdu_send(struct port *port);
@@ -1701,7 +1704,7 @@ static void ad_clear_agg(struct aggregator *aggregator)
aggregator->is_individual = false;
aggregator->actor_admin_aggregator_key = 0;
aggregator->actor_oper_aggregator_key = 0;
- aggregator->partner_system = null_mac_addr;
+ eth_zero_addr(aggregator->partner_system.mac_addr_value);
aggregator->partner_system_priority = 0;
aggregator->partner_oper_aggregator_key = 0;
aggregator->receive_state = 0;
@@ -1723,7 +1726,7 @@ static void ad_initialize_agg(struct aggregator *aggregator)
if (aggregator) {
ad_clear_agg(aggregator);

- aggregator->aggregator_mac_address = null_mac_addr;
+ eth_zero_addr(aggregator->aggregator_mac_address.mac_addr_value);
aggregator->aggregator_identifier = 0;
aggregator->slave = NULL;
}
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 41bd9186d383..295d86ba63d3 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -42,13 +42,10 @@



-#ifndef __long_aligned
-#define __long_aligned __attribute__((aligned((sizeof(long)))))
-#endif
-static const u8 mac_bcast[ETH_ALEN] __long_aligned = {
+static const u8 mac_bcast[ETH_ALEN + 2] __long_aligned = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff
};
-static const u8 mac_v6_allmcast[ETH_ALEN] __long_aligned = {
+static const u8 mac_v6_allmcast[ETH_ALEN + 2] __long_aligned = {
0x33, 0x33, 0x00, 0x00, 0x00, 0x01
};
static const int alb_delta_in_ticks = HZ / ALB_TIMER_TICKS_PER_SEC;
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
index b8df0f5e8c25..3f320f470345 100644
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -628,8 +628,7 @@ static int bond_fill_info(struct sk_buff *skb,
goto nla_put_failure;

if (nla_put(skb, IFLA_BOND_AD_ACTOR_SYSTEM,
- sizeof(bond->params.ad_actor_system),
- &bond->params.ad_actor_system))
+ ETH_ALEN, &bond->params.ad_actor_system))
goto nla_put_failure;
}
if (!bond_3ad_get_active_agg_info(bond, &info)) {
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index e2414f2d7ba9..68ef738a7689 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2064,9 +2064,9 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
* the other bits clear.
*/
reg = 1 << port;
- /* Disable learning for DSA and CPU ports */
- if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
- reg = PORT_ASSOC_VECTOR_LOCKED_PORT;
+ /* Disable learning for CPU port */
+ if (dsa_is_cpu_port(ds, port))
+ reg = 0;

ret = _mv88e6xxx_reg_write(ds, REG_PORT(port), PORT_ASSOC_VECTOR, reg);
if (ret)
@@ -2150,7 +2150,8 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
* database, and allow every port to egress frames on all other ports.
*/
reg = BIT(ps->num_ports) - 1; /* all ports */
- ret = _mv88e6xxx_port_vlan_map_set(ds, port, reg & ~port);
+ reg &= ~BIT(port); /* except itself */
+ ret = _mv88e6xxx_port_vlan_map_set(ds, port, reg);
if (ret)
goto abort;

diff --git a/drivers/net/ethernet/agere/et131x.c b/drivers/net/ethernet/agere/et131x.c
index e0f3d197e7f2..8ff10fd70b02 100644
--- a/drivers/net/ethernet/agere/et131x.c
+++ b/drivers/net/ethernet/agere/et131x.c
@@ -3854,7 +3854,7 @@ static void et131x_tx_timeout(struct net_device *netdev)
unsigned long flags;

/* If the device is closed, ignore the timeout */
- if (~(adapter->flags & FMP_ADAPTER_INTERRUPT_IN_USE))
+ if (!(adapter->flags & FMP_ADAPTER_INTERRUPT_IN_USE))
return;

/* Any nonrecoverable hardware error?
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 3cb99ce7325b..94f06c35ad9c 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -396,7 +396,7 @@ static void bcm_sysport_get_stats(struct net_device *dev,
else
p = (char *)priv;
p += s->stat_offset;
- data[i] = *(u32 *)p;
+ data[i] = *(unsigned long *)p;
}
}

@@ -526,7 +526,8 @@ static struct sk_buff *bcm_sysport_rx_refill(struct bcm_sysport_priv *priv,
dma_addr_t mapping;

/* Allocate a new SKB for a new packet */
- skb = netdev_alloc_skb(priv->netdev, RX_BUF_LENGTH);
+ skb = __netdev_alloc_skb(priv->netdev, RX_BUF_LENGTH,
+ GFP_ATOMIC | __GFP_NOWARN);
if (!skb) {
priv->mib.alloc_rx_buff_failed++;
netif_err(priv, rx_err, ndev, "SKB alloc failed\n");
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index d91953eabfeb..a3949c1a0c23 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -4250,6 +4250,10 @@ static void bnxt_del_napi(struct bnxt *bp)
napi_hash_del(&bnapi->napi);
netif_napi_del(&bnapi->napi);
}
+ /* We called napi_hash_del() before netif_napi_del(), we need
+ * to respect an RCU grace period before freeing napi structures.
+ */
+ synchronize_net();
}

static void bnxt_init_napi(struct bnxt *bp)
@@ -4306,9 +4310,7 @@ static void bnxt_tx_disable(struct bnxt *bp)
bnapi = bp->bnapi[i];
txr = &bnapi->tx_ring;
txq = netdev_get_tx_queue(bp->dev, i);
- __netif_tx_lock(txq, smp_processor_id());
txr->dev_state = BNXT_DEV_STATE_CLOSING;
- __netif_tx_unlock(txq);
}
}
/* Stop all TX queues */
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 34fae5576b60..bae8df951780 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -927,7 +927,11 @@ static void bcmgenet_get_ethtool_stats(struct net_device *dev,
else
p = (char *)priv;
p += s->stat_offset;
- data[i] = *(u32 *)p;
+ if (sizeof(unsigned long) != sizeof(u32) &&
+ s->stat_sizeof == sizeof(unsigned long))
+ data[i] = *(unsigned long *)p;
+ else
+ data[i] = *(u32 *)p;
}
}

@@ -1346,7 +1350,7 @@ static int bcmgenet_xmit_single(struct net_device *dev,

tx_cb_ptr->skb = skb;

- skb_len = skb_headlen(skb) < ETH_ZLEN ? ETH_ZLEN : skb_headlen(skb);
+ skb_len = skb_headlen(skb);

mapping = dma_map_single(kdev, skb->data, skb_len, DMA_TO_DEVICE);
ret = dma_mapping_error(kdev, mapping);
@@ -1575,7 +1579,8 @@ static struct sk_buff *bcmgenet_rx_refill(struct bcmgenet_priv *priv,
dma_addr_t mapping;

/* Allocate a new Rx skb */
- skb = netdev_alloc_skb(priv->dev, priv->rx_buf_len + SKB_ALIGNMENT);
+ skb = __netdev_alloc_skb(priv->dev, priv->rx_buf_len + SKB_ALIGNMENT,
+ GFP_ATOMIC | __GFP_NOWARN);
if (!skb) {
priv->mib.alloc_rx_buff_failed++;
netif_err(priv, rx_err, priv->dev,
diff --git a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
index 18672ad773fb..856b7abe4b8a 100644
--- a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
+++ b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
@@ -31,7 +31,7 @@
#define BNAD_NUM_TXF_COUNTERS 12
#define BNAD_NUM_RXF_COUNTERS 10
#define BNAD_NUM_CQ_COUNTERS (3 + 5)
-#define BNAD_NUM_RXQ_COUNTERS 6
+#define BNAD_NUM_RXQ_COUNTERS 7
#define BNAD_NUM_TXQ_COUNTERS 5

#define BNAD_ETHTOOL_STATS_NUM \
@@ -658,6 +658,8 @@ bnad_get_strings(struct net_device *netdev, u32 stringset, u8 *string)
string += ETH_GSTRING_LEN;
sprintf(string, "rxq%d_allocbuf_failed", q_num);
string += ETH_GSTRING_LEN;
+ sprintf(string, "rxq%d_mapbuf_failed", q_num);
+ string += ETH_GSTRING_LEN;
sprintf(string, "rxq%d_producer_index", q_num);
string += ETH_GSTRING_LEN;
sprintf(string, "rxq%d_consumer_index", q_num);
@@ -678,6 +680,9 @@ bnad_get_strings(struct net_device *netdev, u32 stringset, u8 *string)
sprintf(string, "rxq%d_allocbuf_failed",
q_num);
string += ETH_GSTRING_LEN;
+ sprintf(string, "rxq%d_mapbuf_failed",
+ q_num);
+ string += ETH_GSTRING_LEN;
sprintf(string, "rxq%d_producer_index",
q_num);
string += ETH_GSTRING_LEN;
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index 75bdb6aad352..78803e7de360 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -1104,7 +1104,7 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id)
macb_writel(bp, NCR, ctrl | MACB_BIT(RE));

if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE)
- macb_writel(bp, ISR, MACB_BIT(RXUBR));
+ queue_writel(queue, ISR, MACB_BIT(RXUBR));
}

if (status & MACB_BIT(ISR_ROVR)) {
@@ -2904,7 +2904,7 @@ static int macb_probe(struct platform_device *pdev)
dev->irq = platform_get_irq(pdev, 0);
if (dev->irq < 0) {
err = dev->irq;
- goto err_disable_clocks;
+ goto err_out_free_netdev;
}

mac = of_get_mac_address(np);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c
index b7b93e7a643d..d579f4770ee3 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c
@@ -1165,7 +1165,7 @@ out_free: dev_kfree_skb_any(skb);

/* Discard the packet if the length is greater than mtu */
max_pkt_len = ETH_HLEN + dev->mtu;
- if (skb_vlan_tag_present(skb))
+ if (skb_vlan_tagged(skb))
max_pkt_len += VLAN_HLEN;
if (!skb_shinfo(skb)->gso_size && (unlikely(skb->len > max_pkt_len)))
goto out_free;
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index ec8ffd7eae33..735bcdeaa7de 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -1188,7 +1188,7 @@ int t4vf_eth_xmit(struct sk_buff *skb, struct net_device *dev)

/* Discard the packet if the length is greater than mtu */
max_pkt_len = ETH_HLEN + dev->mtu;
- if (skb_vlan_tag_present(skb))
+ if (skb_vlan_tagged(skb))
max_pkt_len += VLAN_HLEN;
if (!skb_shinfo(skb)->gso_size && (unlikely(skb->len > max_pkt_len)))
goto out_free;
diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c
index 796ee362ad70..24f69034f52c 100644
--- a/drivers/net/ethernet/cirrus/ep93xx_eth.c
+++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c
@@ -468,6 +468,9 @@ static void ep93xx_free_buffers(struct ep93xx_priv *ep)
struct device *dev = ep->dev->dev.parent;
int i;

+ if (!ep->descs)
+ return;
+
for (i = 0; i < RX_QUEUE_ENTRIES; i++) {
dma_addr_t d;

@@ -490,6 +493,7 @@ static void ep93xx_free_buffers(struct ep93xx_priv *ep)

dma_free_coherent(dev, sizeof(struct ep93xx_descs), ep->descs,
ep->descs_dma_addr);
+ ep->descs = NULL;
}

static int ep93xx_alloc_buffers(struct ep93xx_priv *ep)
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 6ee78c203eca..e5fb5cf5401b 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -531,6 +531,7 @@ struct be_adapter {

struct delayed_work be_err_detection_work;
u8 err_flags;
+ bool pcicfg_mapped; /* pcicfg obtained via pci_iomap() */
u32 flags;
u32 cmd_privileges;
/* Ethtool knobs and info */
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 7524a33b7032..7cd39324106d 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -5526,6 +5526,8 @@ static void be_unmap_pci_bars(struct be_adapter *adapter)
pci_iounmap(adapter->pdev, adapter->csr);
if (adapter->db)
pci_iounmap(adapter->pdev, adapter->db);
+ if (adapter->pcicfg && adapter->pcicfg_mapped)
+ pci_iounmap(adapter->pdev, adapter->pcicfg);
}

static int db_bar(struct be_adapter *adapter)
@@ -5577,8 +5579,10 @@ static int be_map_pci_bars(struct be_adapter *adapter)
if (!addr)
goto pci_map_err;
adapter->pcicfg = addr;
+ adapter->pcicfg_mapped = true;
} else {
adapter->pcicfg = adapter->db + SRIOV_VF_PCICFG_OFFSET;
+ adapter->pcicfg_mapped = false;
}
}

diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index 52f2230062e7..4d80d9f85c5d 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -1088,7 +1088,7 @@ static int ethoc_probe(struct platform_device *pdev)
if (!priv->iobase) {
dev_err(&pdev->dev, "cannot remap I/O memory space\n");
ret = -ENXIO;
- goto error;
+ goto free;
}

if (netdev->mem_end) {
@@ -1097,7 +1097,7 @@ static int ethoc_probe(struct platform_device *pdev)
if (!priv->membase) {
dev_err(&pdev->dev, "cannot remap memory space\n");
ret = -ENXIO;
- goto error;
+ goto free;
}
} else {
/* Allocate buffer memory */
@@ -1108,7 +1108,7 @@ static int ethoc_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "cannot allocate %dB buffer\n",
buffer_size);
ret = -ENOMEM;
- goto error;
+ goto free;
}
netdev->mem_end = netdev->mem_start + buffer_size;
priv->dma_alloc = buffer_size;
@@ -1122,7 +1122,7 @@ static int ethoc_probe(struct platform_device *pdev)
128, (netdev->mem_end - netdev->mem_start + 1) / ETHOC_BUFSIZ);
if (num_bd < 4) {
ret = -ENODEV;
- goto error;
+ goto free;
}
priv->num_bd = num_bd;
/* num_tx must be a power of two */
@@ -1135,7 +1135,7 @@ static int ethoc_probe(struct platform_device *pdev)
priv->vma = devm_kzalloc(&pdev->dev, num_bd*sizeof(void *), GFP_KERNEL);
if (!priv->vma) {
ret = -ENOMEM;
- goto error;
+ goto free;
}

/* Allow the platform setup code to pass in a MAC address. */
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c
index 3ce41efe8a94..4dd57e6bb3f9 100644
--- a/drivers/net/ethernet/hisilicon/hns/hnae.c
+++ b/drivers/net/ethernet/hisilicon/hns/hnae.c
@@ -331,8 +331,10 @@ struct hnae_handle *hnae_get_handle(struct device *owner_dev,
return ERR_PTR(-ENODEV);

handle = dev->ops->get_handle(dev, port_id);
- if (IS_ERR(handle))
+ if (IS_ERR(handle)) {
+ put_device(&dev->cls_dev);
return handle;
+ }

handle->dev = dev;
handle->owner_dev = owner_dev;
@@ -355,6 +357,8 @@ out_when_init_queue:
for (j = i - 1; j >= 0; j--)
hnae_fini_queue(handle->qs[j]);

+ put_device(&dev->cls_dev);
+
return ERR_PTR(-ENOMEM);
}
EXPORT_SYMBOL(hnae_get_handle);
@@ -376,6 +380,8 @@ void hnae_put_handle(struct hnae_handle *h)
dev->ops->put_handle(h);

module_put(dev->owner);
+
+ put_device(&dev->cls_dev);
}
EXPORT_SYMBOL(hnae_put_handle);

diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index fdbba588c6db..efe84ca20da7 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -1169,16 +1169,15 @@ static void ehea_parse_eqe(struct ehea_adapter *adapter, u64 eqe)
ec = EHEA_BMASK_GET(NEQE_EVENT_CODE, eqe);
portnum = EHEA_BMASK_GET(NEQE_PORTNUM, eqe);
port = ehea_get_port(adapter, portnum);
+ if (!port) {
+ netdev_err(NULL, "unknown portnum %x\n", portnum);
+ return;
+ }
dev = port->netdev;

switch (ec) {
case EHEA_EC_PORTSTATE_CHG: /* port state change */

- if (!port) {
- netdev_err(dev, "unknown portnum %x\n", portnum);
- break;
- }
-
if (EHEA_BMASK_GET(NEQE_PORT_UP, eqe)) {
if (!netif_carrier_ok(dev)) {
ret = ehea_sense_port_attr(port);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_hmc.c b/drivers/net/ethernet/intel/i40e/i40e_hmc.c
index 5ebe12d56ebf..a7c7b1d9b7c8 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_hmc.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_hmc.c
@@ -49,7 +49,7 @@ i40e_status i40e_add_sd_table_entry(struct i40e_hw *hw,
struct i40e_hmc_sd_entry *sd_entry;
bool dma_mem_alloc_done = false;
struct i40e_dma_mem mem;
- i40e_status ret_code;
+ i40e_status ret_code = I40E_SUCCESS;
u64 alloc_len;

if (NULL == hmc_info->sd_table.sd_entry) {
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 82f080a5ed5c..7fe6c2cf1c62 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -762,10 +762,10 @@ txq_put_data_tso(struct net_device *dev, struct tx_queue *txq,

if (length <= 8 && (uintptr_t)data & 0x7) {
/* Copy unaligned small data fragment to TSO header data area */
- memcpy(txq->tso_hdrs + txq->tx_curr_desc * TSO_HEADER_SIZE,
+ memcpy(txq->tso_hdrs + tx_index * TSO_HEADER_SIZE,
data, length);
desc->buf_ptr = txq->tso_hdrs_dma
- + txq->tx_curr_desc * TSO_HEADER_SIZE;
+ + tx_index * TSO_HEADER_SIZE;
} else {
/* Alignment is okay, map buffer and hand off to hardware */
txq->tx_desc_mapping[tx_index] = DESC_DMA_MAP_SINGLE;
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 1c300259d70a..575da945f151 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -3058,26 +3058,25 @@ static void mvneta_ethtool_update_stats(struct mvneta_port *pp)
const struct mvneta_statistic *s;
void __iomem *base = pp->base;
u32 high, low, val;
+ u64 val64;
int i;

for (i = 0, s = mvneta_statistics;
s < mvneta_statistics + ARRAY_SIZE(mvneta_statistics);
s++, i++) {
- val = 0;
-
switch (s->type) {
case T_REG_32:
val = readl_relaxed(base + s->offset);
+ pp->ethtool_stats[i] += val;
break;
case T_REG_64:
/* Docs say to read low 32-bit then high */
low = readl_relaxed(base + s->offset);
high = readl_relaxed(base + s->offset + 4);
- val = (u64)high << 32 | low;
+ val64 = (u64)high << 32 | low;
+ pp->ethtool_stats[i] += val64;
break;
}
-
- pp->ethtool_stats[i] += val;
}
}

@@ -3406,7 +3405,7 @@ static int mvneta_probe(struct platform_device *pdev)
dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
dev->hw_features |= dev->features;
dev->vlan_features |= dev->features;
- dev->priv_flags |= IFF_UNICAST_FLT | IFF_LIVE_ADDR_CHANGE;
+ dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
dev->gso_max_segs = MVNETA_MAX_TSO_SEGS;

err = register_netdev(dev);
diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
index 03f0d20aa08b..b508345aeca6 100644
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -3305,7 +3305,7 @@ static void mvpp2_cls_init(struct mvpp2 *priv)
mvpp2_write(priv, MVPP2_CLS_MODE_REG, MVPP2_CLS_MODE_ACTIVE_MASK);

/* Clear classifier flow table */
- memset(&fe.data, 0, MVPP2_CLS_FLOWS_TBL_DATA_WORDS);
+ memset(&fe.data, 0, sizeof(fe.data));
for (index = 0; index < MVPP2_CLS_FLOWS_TBL_SIZE; index++) {
fe.index = index;
mvpp2_cls_flow_write(priv, &fe);
diff --git a/drivers/net/ethernet/mellanox/mlx4/catas.c b/drivers/net/ethernet/mellanox/mlx4/catas.c
index e203d0c4e5a3..53daa6ca5d83 100644
--- a/drivers/net/ethernet/mellanox/mlx4/catas.c
+++ b/drivers/net/ethernet/mellanox/mlx4/catas.c
@@ -182,10 +182,17 @@ void mlx4_enter_error_state(struct mlx4_dev_persistent *persist)
err = mlx4_reset_slave(dev);
else
err = mlx4_reset_master(dev);
- BUG_ON(err != 0);

+ if (!err) {
+ mlx4_err(dev, "device was reset successfully\n");
+ } else {
+ /* EEH could have disabled the PCI channel during reset. That's
+ * recoverable and the PCI error flow will handle it.
+ */
+ if (!pci_channel_offline(dev->persist->pdev))
+ BUG_ON(1);
+ }
dev->persist->state |= MLX4_DEVICE_STATE_INTERNAL_ERROR;
- mlx4_err(dev, "device was reset successfully\n");
mutex_unlock(&persist->device_state_mutex);

/* At that step HW was already reset, now notify clients */
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index 9e104dcfa9dd..dc1cb6fc5b4e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -2451,6 +2451,7 @@ err_comm_admin:
kfree(priv->mfunc.master.slave_state);
err_comm:
iounmap(priv->mfunc.comm);
+ priv->mfunc.comm = NULL;
err_vhcr:
dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
priv->mfunc.vhcr,
@@ -2518,6 +2519,13 @@ void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev)
int slave;
u32 slave_read;

+ /* If the comm channel has not yet been initialized,
+ * skip reporting the internal error event to all
+ * the communication channels.
+ */
+ if (!priv->mfunc.comm)
+ return;
+
/* Report an internal error event to all
* communication channels.
*/
@@ -2552,6 +2560,7 @@ void mlx4_multi_func_cleanup(struct mlx4_dev *dev)
}

iounmap(priv->mfunc.comm);
+ priv->mfunc.comm = NULL;
}

void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 232191417b93..7d61a5de9d5a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -424,14 +424,18 @@ static int mlx4_en_vlan_rx_add_vid(struct net_device *dev,
mutex_lock(&mdev->state_lock);
if (mdev->device_up && priv->port_up) {
err = mlx4_SET_VLAN_FLTR(mdev->dev, priv);
- if (err)
+ if (err) {
en_err(priv, "Failed configuring VLAN filter\n");
+ goto out;
+ }
}
- if (mlx4_register_vlan(mdev->dev, priv->port, vid, &idx))
- en_dbg(HW, priv, "failed adding vlan %d\n", vid);
- mutex_unlock(&mdev->state_lock);
+ err = mlx4_register_vlan(mdev->dev, priv->port, vid, &idx);
+ if (err)
+ en_dbg(HW, priv, "Failed adding vlan %d\n", vid);

- return 0;
+out:
+ mutex_unlock(&mdev->state_lock);
+ return err;
}

static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev,
@@ -439,7 +443,7 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev,
{
struct mlx4_en_priv *priv = netdev_priv(dev);
struct mlx4_en_dev *mdev = priv->mdev;
- int err;
+ int err = 0;

en_dbg(HW, priv, "Killing VID:%d\n", vid);

@@ -456,7 +460,7 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev,
}
mutex_unlock(&mdev->state_lock);

- return 0;
+ return err;
}

static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac)
@@ -1716,6 +1720,16 @@ int mlx4_en_start_port(struct net_device *dev)
vxlan_get_rx_port(dev);
#endif
priv->port_up = true;
+
+ /* Process all completions if exist to prevent
+ * the queues freezing if they are full
+ */
+ for (i = 0; i < priv->rx_ring_num; i++) {
+ local_bh_disable();
+ napi_schedule(&priv->rx_cq[i]->napi);
+ local_bh_enable();
+ }
+
netif_tx_start_all_queues(dev);
netif_device_attach(dev);

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_port.c b/drivers/net/ethernet/mellanox/mlx4/en_port.c
index 3904b5fc0b7c..96fc35a9bb05 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_port.c
@@ -164,7 +164,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
return PTR_ERR(mailbox);
err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod, 0,
MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B,
- MLX4_CMD_WRAPPED);
+ MLX4_CMD_NATIVE);
if (err)
goto out;

@@ -325,7 +325,7 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma,
in_mod | MLX4_DUMP_ETH_STATS_FLOW_CONTROL,
0, MLX4_CMD_DUMP_ETH_STATS,
- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
if (err)
goto out;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index 033f99d2f15c..5ac6e62f7dcc 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -610,8 +610,7 @@ int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u8 gen_or_port,
MLX4_GET(func_cap->phys_port_id, outbox,
QUERY_FUNC_CAP_PHYS_PORT_ID);

- MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET);
- func_cap->flags |= (field & QUERY_FUNC_CAP_PHV_BIT);
+ MLX4_GET(func_cap->flags0, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET);

/* All other resources are allocated by the master, but we still report
* 'num' and 'reserved' capabilities as follows:
@@ -2840,7 +2839,7 @@ int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv)
memset(&func_cap, 0, sizeof(func_cap));
err = mlx4_QUERY_FUNC_CAP(dev, port, &func_cap);
if (!err)
- *phv = func_cap.flags & QUERY_FUNC_CAP_PHV_BIT;
+ *phv = func_cap.flags0 & QUERY_FUNC_CAP_PHV_BIT;
return err;
}
EXPORT_SYMBOL(get_phv_bit);
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h
index 08de5555c2f4..074631be342b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.h
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.h
@@ -150,7 +150,7 @@ struct mlx4_func_cap {
u32 qp1_proxy_qpn;
u32 reserved_lkey;
u8 physical_port;
- u8 port_flags;
+ u8 flags0;
u8 flags1;
u64 phys_port_id;
u32 extra_flags;
diff --git a/drivers/net/ethernet/mellanox/mlx4/intf.c b/drivers/net/ethernet/mellanox/mlx4/intf.c
index 1a134e08f010..cfc2a7632201 100644
--- a/drivers/net/ethernet/mellanox/mlx4/intf.c
+++ b/drivers/net/ethernet/mellanox/mlx4/intf.c
@@ -217,6 +217,9 @@ void mlx4_unregister_device(struct mlx4_dev *dev)
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_interface *intf;

+ if (!(dev->persist->interface_state & MLX4_INTERFACE_STATE_UP))
+ return;
+
mlx4_stop_catas_poll(dev);
if (dev->persist->interface_state & MLX4_INTERFACE_STATE_DELETION &&
mlx4_is_slave(dev)) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index a7d3144c2388..f8ac0e69d14b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -3854,45 +3854,53 @@ static pci_ers_result_t mlx4_pci_slot_reset(struct pci_dev *pdev)
{
struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
struct mlx4_dev *dev = persist->dev;
- struct mlx4_priv *priv = mlx4_priv(dev);
- int ret;
- int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
- int total_vfs;
+ int err;

mlx4_err(dev, "mlx4_pci_slot_reset was called\n");
- ret = pci_enable_device(pdev);
- if (ret) {
- mlx4_err(dev, "Can not re-enable device, ret=%d\n", ret);
+ err = pci_enable_device(pdev);
+ if (err) {
+ mlx4_err(dev, "Can not re-enable device, err=%d\n", err);
return PCI_ERS_RESULT_DISCONNECT;
}

pci_set_master(pdev);
pci_restore_state(pdev);
pci_save_state(pdev);
+ return PCI_ERS_RESULT_RECOVERED;
+}
+
+static void mlx4_pci_resume(struct pci_dev *pdev)
+{
+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
+ struct mlx4_dev *dev = persist->dev;
+ struct mlx4_priv *priv = mlx4_priv(dev);
+ int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
+ int total_vfs;
+ int err;

+ mlx4_err(dev, "%s was called\n", __func__);
total_vfs = dev->persist->num_vfs;
memcpy(nvfs, dev->persist->nvfs, sizeof(dev->persist->nvfs));

mutex_lock(&persist->interface_state_mutex);
if (!(persist->interface_state & MLX4_INTERFACE_STATE_UP)) {
- ret = mlx4_load_one(pdev, priv->pci_dev_data, total_vfs, nvfs,
+ err = mlx4_load_one(pdev, priv->pci_dev_data, total_vfs, nvfs,
priv, 1);
- if (ret) {
- mlx4_err(dev, "%s: mlx4_load_one failed, ret=%d\n",
- __func__, ret);
+ if (err) {
+ mlx4_err(dev, "%s: mlx4_load_one failed, err=%d\n",
+ __func__, err);
goto end;
}

- ret = restore_current_port_types(dev, dev->persist->
+ err = restore_current_port_types(dev, dev->persist->
curr_port_type, dev->persist->
curr_port_poss_type);
- if (ret)
- mlx4_err(dev, "could not restore original port types (%d)\n", ret);
+ if (err)
+ mlx4_err(dev, "could not restore original port types (%d)\n", err);
}
end:
mutex_unlock(&persist->interface_state_mutex);

- return ret ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED;
}

static void mlx4_shutdown(struct pci_dev *pdev)
@@ -3909,6 +3917,7 @@ static void mlx4_shutdown(struct pci_dev *pdev)
static const struct pci_error_handlers mlx4_err_handler = {
.error_detected = mlx4_pci_err_detected,
.slot_reset = mlx4_pci_slot_reset,
+ .resume = mlx4_pci_resume,
};

static struct pci_driver mlx4_driver = {
diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c
index 3bf63de3a725..15c8f53f2497 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mcg.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c
@@ -1109,7 +1109,7 @@ int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
struct mlx4_cmd_mailbox *mailbox;
struct mlx4_mgm *mgm;
u32 members_count;
- int index, prev;
+ int index = -1, prev;
int link = 0;
int i;
int err;
@@ -1188,7 +1188,7 @@ int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
goto out;

out:
- if (prot == MLX4_PROT_ETH) {
+ if (prot == MLX4_PROT_ETH && index != -1) {
/* manage the steering entry for promisc mode */
if (new_entry)
err = new_steering_entry(dev, port, steer,
@@ -1464,7 +1464,12 @@ EXPORT_SYMBOL_GPL(mlx4_multicast_detach);
int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port,
u32 qpn, enum mlx4_net_trans_promisc_mode mode)
{
- struct mlx4_net_trans_rule rule;
+ struct mlx4_net_trans_rule rule = {
+ .queue_mode = MLX4_NET_TRANS_Q_FIFO,
+ .exclusive = 0,
+ .allow_loopback = 1,
+ };
+
u64 *regid_p;

switch (mode) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
index db40387ffaf6..b0af462f5e04 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
@@ -143,9 +143,10 @@ enum mlx4_resource {
RES_MTT,
RES_MAC,
RES_VLAN,
- RES_EQ,
+ RES_NPORT_ID,
RES_COUNTER,
RES_FS_RULE,
+ RES_EQ,
MLX4_NUM_OF_RESOURCE_TYPE
};

@@ -1312,8 +1313,6 @@ int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave,
struct mlx4_cmd_info *cmd);
int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function,
int port, void *buf);
-int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, u32 in_mod,
- struct mlx4_cmd_mailbox *outbox);
int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
struct mlx4_vhcr *vhcr,
struct mlx4_cmd_mailbox *inbox,
diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c
index a9c4818448f9..d764081ef675 100644
--- a/drivers/net/ethernet/mellanox/mlx4/port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/port.c
@@ -1155,24 +1155,13 @@ int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave,
return err;
}

-int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave,
- u32 in_mod, struct mlx4_cmd_mailbox *outbox)
-{
- return mlx4_cmd_box(dev, 0, outbox->dma, in_mod, 0,
- MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B,
- MLX4_CMD_NATIVE);
-}
-
int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
struct mlx4_vhcr *vhcr,
struct mlx4_cmd_mailbox *inbox,
struct mlx4_cmd_mailbox *outbox,
struct mlx4_cmd_info *cmd)
{
- if (slave != dev->caps.function)
- return 0;
- return mlx4_common_dump_eth_stats(dev, slave,
- vhcr->in_modifier, outbox);
+ return 0;
}

int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid,
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 170a49a6803e..6466edfc833b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -918,11 +918,13 @@ static int handle_existing_counter(struct mlx4_dev *dev, u8 slave, int port,

spin_lock_irq(mlx4_tlock(dev));
r = find_res(dev, counter_index, RES_COUNTER);
- if (!r || r->owner != slave)
+ if (!r || r->owner != slave) {
ret = -EINVAL;
- counter = container_of(r, struct res_counter, com);
- if (!counter->port)
- counter->port = port;
+ } else {
+ counter = container_of(r, struct res_counter, com);
+ if (!counter->port)
+ counter->port = port;
+ }

spin_unlock_irq(mlx4_tlock(dev));
return ret;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index 9ac14df0ca3b..9b8599c2aca8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -634,11 +634,36 @@ static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg);
static void mlx5_free_cmd_msg(struct mlx5_core_dev *dev,
struct mlx5_cmd_msg *msg);

+static u16 msg_to_opcode(struct mlx5_cmd_msg *in)
+{
+ struct mlx5_inbox_hdr *hdr = (struct mlx5_inbox_hdr *)(in->first.data);
+
+ return be16_to_cpu(hdr->opcode);
+}
+
+static void cb_timeout_handler(struct work_struct *work)
+{
+ struct delayed_work *dwork = container_of(work, struct delayed_work,
+ work);
+ struct mlx5_cmd_work_ent *ent = container_of(dwork,
+ struct mlx5_cmd_work_ent,
+ cb_timeout_work);
+ struct mlx5_core_dev *dev = container_of(ent->cmd, struct mlx5_core_dev,
+ cmd);
+
+ ent->ret = -ETIMEDOUT;
+ mlx5_core_warn(dev, "%s(0x%x) timeout. Will cause a leak of a command resource\n",
+ mlx5_command_str(msg_to_opcode(ent->in)),
+ msg_to_opcode(ent->in));
+ mlx5_cmd_comp_handler(dev, 1UL << ent->idx);
+}
+
static void cmd_work_handler(struct work_struct *work)
{
struct mlx5_cmd_work_ent *ent = container_of(work, struct mlx5_cmd_work_ent, work);
struct mlx5_cmd *cmd = ent->cmd;
struct mlx5_core_dev *dev = container_of(cmd, struct mlx5_core_dev, cmd);
+ unsigned long cb_timeout = msecs_to_jiffies(MLX5_CMD_TIMEOUT_MSEC);
struct mlx5_cmd_layout *lay;
struct semaphore *sem;
unsigned long flags;
@@ -691,6 +716,9 @@ static void cmd_work_handler(struct work_struct *work)
ent->ts1 = ktime_get_ns();
cmd_mode = cmd->mode;

+ if (ent->callback)
+ schedule_delayed_work(&ent->cb_timeout_work, cb_timeout);
+
/* ring doorbell after the descriptor is valid */
mlx5_core_dbg(dev, "writing 0x%x to command doorbell\n", 1 << ent->idx);
wmb();
@@ -735,13 +763,6 @@ static const char *deliv_status_to_str(u8 status)
}
}

-static u16 msg_to_opcode(struct mlx5_cmd_msg *in)
-{
- struct mlx5_inbox_hdr *hdr = (struct mlx5_inbox_hdr *)(in->first.data);
-
- return be16_to_cpu(hdr->opcode);
-}
-
static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent)
{
unsigned long timeout = msecs_to_jiffies(MLX5_CMD_TIMEOUT_MSEC);
@@ -750,13 +771,13 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent)

if (cmd->mode == CMD_MODE_POLLING) {
wait_for_completion(&ent->done);
- err = ent->ret;
- } else {
- if (!wait_for_completion_timeout(&ent->done, timeout))
- err = -ETIMEDOUT;
- else
- err = 0;
+ } else if (!wait_for_completion_timeout(&ent->done, timeout)) {
+ ent->ret = -ETIMEDOUT;
+ mlx5_cmd_comp_handler(dev, 1UL << ent->idx);
}
+
+ err = ent->ret;
+
if (err == -ETIMEDOUT) {
mlx5_core_warn(dev, "%s(0x%x) timeout. Will cause a leak of a command resource\n",
mlx5_command_str(msg_to_opcode(ent->in)),
@@ -808,6 +829,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
if (!callback)
init_completion(&ent->done);

+ INIT_DELAYED_WORK(&ent->cb_timeout_work, cb_timeout_handler);
INIT_WORK(&ent->work, cmd_work_handler);
if (page_queue) {
cmd_work_handler(&ent->work);
@@ -817,28 +839,26 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
goto out_free;
}

- if (!callback) {
- err = wait_func(dev, ent);
- if (err == -ETIMEDOUT)
- goto out;
-
- ds = ent->ts2 - ent->ts1;
- op = be16_to_cpu(((struct mlx5_inbox_hdr *)in->first.data)->opcode);
- if (op < ARRAY_SIZE(cmd->stats)) {
- stats = &cmd->stats[op];
- spin_lock_irq(&stats->lock);
- stats->sum += ds;
- ++stats->n;
- spin_unlock_irq(&stats->lock);
- }
- mlx5_core_dbg_mask(dev, 1 << MLX5_CMD_TIME,
- "fw exec time for %s is %lld nsec\n",
- mlx5_command_str(op), ds);
- *status = ent->status;
- free_cmd(ent);
- }
+ if (callback)
+ goto out;

- return err;
+ err = wait_func(dev, ent);
+ if (err == -ETIMEDOUT)
+ goto out_free;
+
+ ds = ent->ts2 - ent->ts1;
+ op = be16_to_cpu(((struct mlx5_inbox_hdr *)in->first.data)->opcode);
+ if (op < ARRAY_SIZE(cmd->stats)) {
+ stats = &cmd->stats[op];
+ spin_lock_irq(&stats->lock);
+ stats->sum += ds;
+ ++stats->n;
+ spin_unlock_irq(&stats->lock);
+ }
+ mlx5_core_dbg_mask(dev, 1 << MLX5_CMD_TIME,
+ "fw exec time for %s is %lld nsec\n",
+ mlx5_command_str(op), ds);
+ *status = ent->status;

out_free:
free_cmd(ent);
@@ -1230,41 +1250,30 @@ err_dbg:
return err;
}

-void mlx5_cmd_use_events(struct mlx5_core_dev *dev)
+static void mlx5_cmd_change_mod(struct mlx5_core_dev *dev, int mode)
{
struct mlx5_cmd *cmd = &dev->cmd;
int i;

for (i = 0; i < cmd->max_reg_cmds; i++)
down(&cmd->sem);
-
down(&cmd->pages_sem);

- flush_workqueue(cmd->wq);
-
- cmd->mode = CMD_MODE_EVENTS;
+ cmd->mode = mode;

up(&cmd->pages_sem);
for (i = 0; i < cmd->max_reg_cmds; i++)
up(&cmd->sem);
}

-void mlx5_cmd_use_polling(struct mlx5_core_dev *dev)
+void mlx5_cmd_use_events(struct mlx5_core_dev *dev)
{
- struct mlx5_cmd *cmd = &dev->cmd;
- int i;
-
- for (i = 0; i < cmd->max_reg_cmds; i++)
- down(&cmd->sem);
-
- down(&cmd->pages_sem);
-
- flush_workqueue(cmd->wq);
- cmd->mode = CMD_MODE_POLLING;
+ mlx5_cmd_change_mod(dev, CMD_MODE_EVENTS);
+}

- up(&cmd->pages_sem);
- for (i = 0; i < cmd->max_reg_cmds; i++)
- up(&cmd->sem);
+void mlx5_cmd_use_polling(struct mlx5_core_dev *dev)
+{
+ mlx5_cmd_change_mod(dev, CMD_MODE_POLLING);
}

static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg)
@@ -1300,6 +1309,8 @@ void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec)
struct semaphore *sem;

ent = cmd->ent_arr[i];
+ if (ent->callback)
+ cancel_delayed_work(&ent->cb_timeout_work);
if (ent->page_queue)
sem = &cmd->pages_sem;
else
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 7a716733d9ca..717a381bcfd1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -543,7 +543,7 @@ enum mlx5e_link_mode {
MLX5E_100GBASE_KR4 = 22,
MLX5E_100GBASE_LR4 = 23,
MLX5E_100BASE_TX = 24,
- MLX5E_100BASE_T = 25,
+ MLX5E_1000BASE_T = 25,
MLX5E_10GBASE_T = 26,
MLX5E_25GBASE_CR = 27,
MLX5E_25GBASE_KR = 28,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index c1dd75fe935f..392fa74f1952 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -138,10 +138,10 @@ static const struct {
[MLX5E_100BASE_TX] = {
.speed = 100,
},
- [MLX5E_100BASE_T] = {
- .supported = SUPPORTED_100baseT_Full,
- .advertised = ADVERTISED_100baseT_Full,
- .speed = 100,
+ [MLX5E_1000BASE_T] = {
+ .supported = SUPPORTED_1000baseT_Full,
+ .advertised = ADVERTISED_1000baseT_Full,
+ .speed = 1000,
},
[MLX5E_10GBASE_T] = {
.supported = SUPPORTED_10000baseT_Full,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 1341b1d3c421..7e2026429d26 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -124,7 +124,7 @@ static inline u16 mlx5e_get_inline_hdr_size(struct mlx5e_sq *sq,
* headers and occur before the data gather.
* Therefore these headers must be copied into the WQE
*/
-#define MLX5E_MIN_INLINE ETH_HLEN
+#define MLX5E_MIN_INLINE (ETH_HLEN + VLAN_HLEN)

if (bf) {
u16 ihs = skb_headlen(skb);
@@ -136,7 +136,7 @@ static inline u16 mlx5e_get_inline_hdr_size(struct mlx5e_sq *sq,
return skb_headlen(skb);
}

- return MLX5E_MIN_INLINE;
+ return max(skb_network_offset(skb), MLX5E_MIN_INLINE);
}

static inline void mlx5e_insert_vlan(void *start, struct sk_buff *skb, u16 ihs)
@@ -290,7 +290,8 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb)
while ((sq->pc & wq->sz_m1) > sq->edge)
mlx5e_send_nop(sq, false);

- sq->bf_budget = bf ? sq->bf_budget - 1 : 0;
+ if (bf)
+ sq->bf_budget--;

sq->stats.packets++;
return NETDEV_TX_OK;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c
index f5deb642d0d6..94594d47cae6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c
@@ -108,15 +108,21 @@ static int in_fatal(struct mlx5_core_dev *dev)

void mlx5_enter_error_state(struct mlx5_core_dev *dev)
{
+ mutex_lock(&dev->intf_state_mutex);
if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR)
- return;
+ goto unlock;

mlx5_core_err(dev, "start\n");
- if (pci_channel_offline(dev->pdev) || in_fatal(dev))
+ if (pci_channel_offline(dev->pdev) || in_fatal(dev)) {
dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR;
+ trigger_cmd_completions(dev);
+ }

mlx5_core_event(dev, MLX5_DEV_EVENT_SYS_ERROR, 0);
mlx5_core_err(dev, "end\n");
+
+unlock:
+ mutex_unlock(&dev->intf_state_mutex);
}

static void mlx5_handle_bad_state(struct mlx5_core_dev *dev)
@@ -245,7 +251,6 @@ static void poll_health(unsigned long data)
u32 count;

if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) {
- trigger_cmd_completions(dev);
mod_timer(&health->timer, get_next_poll_jiffies());
return;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 35bcc6dbada9..bf4447581072 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1276,15 +1276,43 @@ static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev,
dev_info(&pdev->dev, "%s was called\n", __func__);
mlx5_enter_error_state(dev);
mlx5_unload_one(dev, priv);
+ pci_save_state(pdev);
mlx5_pci_disable_device(dev);
return state == pci_channel_io_perm_failure ?
PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET;
}

+/* wait for the device to show vital signs by waiting
+ * for the health counter to start counting.
+ */
+static int wait_vital(struct pci_dev *pdev)
+{
+ struct mlx5_core_dev *dev = pci_get_drvdata(pdev);
+ struct mlx5_core_health *health = &dev->priv.health;
+ const int niter = 100;
+ u32 last_count = 0;
+ u32 count;
+ int i;
+
+ for (i = 0; i < niter; i++) {
+ count = ioread32be(health->health_counter);
+ if (count && count != 0xffffffff) {
+ if (last_count && last_count != count) {
+ dev_info(&pdev->dev, "Counter value 0x%x after %d iterations\n", count, i);
+ return 0;
+ }
+ last_count = count;
+ }
+ msleep(50);
+ }
+
+ return -ETIMEDOUT;
+}
+
static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev)
{
struct mlx5_core_dev *dev = pci_get_drvdata(pdev);
- int err = 0;
+ int err;

dev_info(&pdev->dev, "%s was called\n", __func__);

@@ -1294,11 +1322,16 @@ static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev)
, __func__, err);
return PCI_ERS_RESULT_DISCONNECT;
}
+
pci_set_master(pdev);
- pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);

- return err ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED;
+ if (wait_vital(pdev)) {
+ dev_err(&pdev->dev, "%s: wait_vital timed out\n", __func__);
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+
+ return PCI_ERS_RESULT_RECOVERED;
}

void mlx5_disable_device(struct mlx5_core_dev *dev)
@@ -1306,48 +1339,6 @@ void mlx5_disable_device(struct mlx5_core_dev *dev)
mlx5_pci_err_detected(dev->pdev, 0);
}

-/* wait for the device to show vital signs. For now we check
- * that we can read the device ID and that the health buffer
- * shows a non zero value which is different than 0xffffffff
- */
-static void wait_vital(struct pci_dev *pdev)
-{
- struct mlx5_core_dev *dev = pci_get_drvdata(pdev);
- struct mlx5_core_health *health = &dev->priv.health;
- const int niter = 100;
- u32 count;
- u16 did;
- int i;
-
- /* Wait for firmware to be ready after reset */
- msleep(1000);
- for (i = 0; i < niter; i++) {
- if (pci_read_config_word(pdev, 2, &did)) {
- dev_warn(&pdev->dev, "failed reading config word\n");
- break;
- }
- if (did == pdev->device) {
- dev_info(&pdev->dev, "device ID correctly read after %d iterations\n", i);
- break;
- }
- msleep(50);
- }
- if (i == niter)
- dev_warn(&pdev->dev, "%s-%d: could not read device ID\n", __func__, __LINE__);
-
- for (i = 0; i < niter; i++) {
- count = ioread32be(health->health_counter);
- if (count && count != 0xffffffff) {
- dev_info(&pdev->dev, "Counter value 0x%x after %d iterations\n", count, i);
- break;
- }
- msleep(50);
- }
-
- if (i == niter)
- dev_warn(&pdev->dev, "%s-%d: could not read device ID\n", __func__, __LINE__);
-}
-
static void mlx5_pci_resume(struct pci_dev *pdev)
{
struct mlx5_core_dev *dev = pci_get_drvdata(pdev);
@@ -1356,9 +1347,6 @@ static void mlx5_pci_resume(struct pci_dev *pdev)

dev_info(&pdev->dev, "%s was called\n", __func__);

- pci_save_state(pdev);
- wait_vital(pdev);
-
err = mlx5_load_one(dev, priv);
if (err)
dev_err(&pdev->dev, "%s: mlx5_load_one failed with error code: %d\n"
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
index 4d3377b12657..9a6bd830d104 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
@@ -243,6 +243,7 @@ static void free_4k(struct mlx5_core_dev *dev, u64 addr)
static int alloc_system_page(struct mlx5_core_dev *dev, u16 func_id)
{
struct page *page;
+ u64 zero_addr = 1;
u64 addr;
int err;
int nid = dev_to_node(&dev->pdev->dev);
@@ -252,26 +253,35 @@ static int alloc_system_page(struct mlx5_core_dev *dev, u16 func_id)
mlx5_core_warn(dev, "failed to allocate page\n");
return -ENOMEM;
}
+map:
addr = dma_map_page(&dev->pdev->dev, page, 0,
PAGE_SIZE, DMA_BIDIRECTIONAL);
if (dma_mapping_error(&dev->pdev->dev, addr)) {
mlx5_core_warn(dev, "failed dma mapping page\n");
err = -ENOMEM;
- goto out_alloc;
+ goto err_mapping;
}
+
+ /* Firmware doesn't support page with physical address 0 */
+ if (addr == 0) {
+ zero_addr = addr;
+ goto map;
+ }
+
err = insert_page(dev, addr, page, func_id);
if (err) {
mlx5_core_err(dev, "failed to track allocated page\n");
- goto out_mapping;
+ dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE,
+ DMA_BIDIRECTIONAL);
}

- return 0;
-
-out_mapping:
- dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE, DMA_BIDIRECTIONAL);
+err_mapping:
+ if (err)
+ __free_page(page);

-out_alloc:
- __free_page(page);
+ if (zero_addr == 0)
+ dma_unmap_page(&dev->pdev->dev, zero_addr, PAGE_SIZE,
+ DMA_BIDIRECTIONAL);

return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
index 30e2ba3f5f16..a4f8c1b99f71 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
@@ -393,7 +393,7 @@ int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn)
if (out.hdr.status)
err = mlx5_cmd_status_to_err(&out.hdr);
else
- *xrcdn = be32_to_cpu(out.xrcdn);
+ *xrcdn = be32_to_cpu(out.xrcdn) & 0xffffff;

return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.c b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
index ce21ee5b2357..821a087c7ae2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
@@ -75,14 +75,14 @@ int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,

err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
if (err) {
- mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
+ mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
return err;
}

err = mlx5_buf_alloc_node(mdev, mlx5_wq_cyc_get_byte_size(wq),
&wq_ctrl->buf, param->buf_numa_node);
if (err) {
- mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
+ mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
goto err_db_free;
}

@@ -111,14 +111,14 @@ int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,

err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
if (err) {
- mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
+ mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
return err;
}

err = mlx5_buf_alloc_node(mdev, mlx5_cqwq_get_byte_size(wq),
&wq_ctrl->buf, param->buf_numa_node);
if (err) {
- mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
+ mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
goto err_db_free;
}

@@ -148,13 +148,14 @@ int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,

err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
if (err) {
- mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
+ mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
return err;
}

- err = mlx5_buf_alloc(mdev, mlx5_wq_ll_get_byte_size(wq), &wq_ctrl->buf);
+ err = mlx5_buf_alloc_node(mdev, mlx5_wq_ll_get_byte_size(wq),
+ &wq_ctrl->buf, param->buf_numa_node);
if (err) {
- mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
+ mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
goto err_db_free;
}

diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index de69e719dc9d..75a590d1ae40 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -215,7 +215,7 @@ mlxsw_pci_queue_elem_info_producer_get(struct mlxsw_pci_queue *q)
{
int index = q->producer_counter & (q->count - 1);

- if ((q->producer_counter - q->consumer_counter) == q->count)
+ if ((u16) (q->producer_counter - q->consumer_counter) == q->count)
return NULL;
return mlxsw_pci_queue_elem_info_get(q, index);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/port.h b/drivers/net/ethernet/mellanox/mlxsw/port.h
index 726f5435b32f..ae65b9940aed 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/port.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/port.h
@@ -49,7 +49,7 @@
#define MLXSW_PORT_MID 0xd000

#define MLXSW_PORT_MAX_PHY_PORTS 0x40
-#define MLXSW_PORT_MAX_PORTS MLXSW_PORT_MAX_PHY_PORTS
+#define MLXSW_PORT_MAX_PORTS (MLXSW_PORT_MAX_PHY_PORTS + 1)

#define MLXSW_PORT_DEVID_BITS_OFFSET 10
#define MLXSW_PORT_PHY_BITS_OFFSET 4
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index cb165c2d4803..b23f508de811 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -399,7 +399,11 @@ static netdev_tx_t mlxsw_sp_port_xmit(struct sk_buff *skb,
}

mlxsw_sp_txhdr_construct(skb, &tx_info);
- len = skb->len;
+ /* TX header is consumed by HW on the way so we shouldn't count its
+ * bytes as being sent.
+ */
+ len = skb->len - MLXSW_TXHDR_LEN;
+
/* Due to a race we might fail here because of a full queue. In that
* unlikely case we simply drop the packet.
*/
@@ -1100,7 +1104,8 @@ static int mlxsw_sp_port_get_settings(struct net_device *dev,

cmd->supported = mlxsw_sp_from_ptys_supported_port(eth_proto_cap) |
mlxsw_sp_from_ptys_supported_link(eth_proto_cap) |
- SUPPORTED_Pause | SUPPORTED_Asym_Pause;
+ SUPPORTED_Pause | SUPPORTED_Asym_Pause |
+ SUPPORTED_Autoneg;
cmd->advertising = mlxsw_sp_from_ptys_advert_link(eth_proto_admin);
mlxsw_sp_from_ptys_speed_duplex(netif_carrier_ok(dev),
eth_proto_oper, cmd);
@@ -1256,7 +1261,7 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port)
/* Each packet needs to have a Tx header (metadata) on top all other
* headers.
*/
- dev->hard_header_len += MLXSW_TXHDR_LEN;
+ dev->needed_headroom = MLXSW_TXHDR_LEN;

err = mlxsw_sp_port_module_check(mlxsw_sp_port, &usable);
if (err) {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index d4c4c2b5156c..a1df4227ed9d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -87,14 +87,14 @@ static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
int err;

switch (state) {
- case BR_STATE_DISABLED: /* fall-through */
case BR_STATE_FORWARDING:
spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
break;
- case BR_STATE_LISTENING: /* fall-through */
case BR_STATE_LEARNING:
spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
break;
+ case BR_STATE_LISTENING: /* fall-through */
+ case BR_STATE_DISABLED: /* fall-through */
case BR_STATE_BLOCKING:
spms_state = MLXSW_REG_SPMS_STATE_DISCARDING;
break;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
index fb2d9a82ce3d..4d7b3edf6662 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
@@ -993,7 +993,7 @@ static int mlxsw_sx_port_create(struct mlxsw_sx *mlxsw_sx, u8 local_port)
/* Each packet needs to have a Tx header (metadata) on top all other
* headers.
*/
- dev->hard_header_len += MLXSW_TXHDR_LEN;
+ dev->needed_headroom = MLXSW_TXHDR_LEN;

err = mlxsw_sx_port_module_check(mlxsw_sx_port, &usable);
if (err) {
@@ -1074,6 +1074,7 @@ err_port_stp_state_set:
err_port_admin_status_set:
err_port_mtu_set:
err_port_speed_set:
+ mlxsw_sx_port_swid_set(mlxsw_sx_port, MLXSW_PORT_SWID_DISABLED_PORT);
err_port_swid_set:
err_port_system_port_mapping_set:
port_not_usable:
diff --git a/drivers/net/ethernet/micrel/ks8842.c b/drivers/net/ethernet/micrel/ks8842.c
index 09d2e16fd6b0..cb0102dd7f70 100644
--- a/drivers/net/ethernet/micrel/ks8842.c
+++ b/drivers/net/ethernet/micrel/ks8842.c
@@ -561,8 +561,8 @@ static int __ks8842_start_new_rx_dma(struct net_device *netdev)
sg_init_table(sg, 1);
sg_dma_address(sg) = dma_map_single(adapter->dev,
ctl->skb->data, DMA_BUFFER_SIZE, DMA_FROM_DEVICE);
- err = dma_mapping_error(adapter->dev, sg_dma_address(sg));
- if (unlikely(err)) {
+ if (dma_mapping_error(adapter->dev, sg_dma_address(sg))) {
+ err = -ENOMEM;
sg_dma_address(sg) = 0;
goto out;
}
@@ -572,8 +572,10 @@ static int __ks8842_start_new_rx_dma(struct net_device *netdev)
ctl->adesc = dmaengine_prep_slave_sg(ctl->chan,
sg, 1, DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT);

- if (!ctl->adesc)
+ if (!ctl->adesc) {
+ err = -ENOMEM;
goto out;
+ }

ctl->adesc->callback_param = netdev;
ctl->adesc->callback = ks8842_dma_rx_cb;
@@ -584,7 +586,7 @@ static int __ks8842_start_new_rx_dma(struct net_device *netdev)
goto out;
}

- return err;
+ return 0;
out:
if (sg_dma_address(sg))
dma_unmap_single(adapter->dev, sg_dma_address(sg),
diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c
index a10c928bbd6b..f1dde59c9fa6 100644
--- a/drivers/net/ethernet/moxa/moxart_ether.c
+++ b/drivers/net/ethernet/moxa/moxart_ether.c
@@ -460,9 +460,9 @@ static int moxart_mac_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
ndev->base_addr = res->start;
priv->base = devm_ioremap_resource(p_dev, res);
- ret = IS_ERR(priv->base);
- if (ret) {
+ if (IS_ERR(priv->base)) {
dev_err(p_dev, "devm_ioremap_resource failed\n");
+ ret = PTR_ERR(priv->base);
goto init_fail;
}

diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 8b63c9d183a2..c677b69bbb0b 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -400,7 +400,7 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb,
u8 xmit_type;
u16 idx;
u16 hlen;
- bool data_split;
+ bool data_split = false;

/* Get tx-queue context and netdev index */
txq_index = skb_get_queue_mapping(skb);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
index 98042a3701b5..621eac53ab01 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
@@ -2220,7 +2220,7 @@ void qlcnic_83xx_process_rcv_ring_diag(struct qlcnic_host_sds_ring *sds_ring)
if (!opcode)
return;

- ring = QLCNIC_FETCH_RING_ID(qlcnic_83xx_hndl(sts_data[0]));
+ ring = QLCNIC_FETCH_RING_ID(sts_data[0]);
qlcnic_83xx_process_rcv_diag(adapter, ring, sts_data);
desc = &sds_ring->desc_head[consumer];
desc->status_desc_data[0] = cpu_to_le64(STATUS_OWNER_PHANTOM);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
index e5ea8e972b91..5174e0bd75d1 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
@@ -1419,6 +1419,7 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter)
struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
struct pci_dev *pdev = adapter->pdev;
bool extended = false;
+ int ret;

prev_version = adapter->fw_version;
current_version = qlcnic_83xx_get_fw_version(adapter);
@@ -1429,8 +1430,11 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter)
if (qlcnic_83xx_md_check_extended_dump_capability(adapter))
extended = !qlcnic_83xx_extend_md_capab(adapter);

- if (!qlcnic_fw_cmd_get_minidump_temp(adapter))
- dev_info(&pdev->dev, "Supports FW dump capability\n");
+ ret = qlcnic_fw_cmd_get_minidump_temp(adapter);
+ if (ret)
+ return;
+
+ dev_info(&pdev->dev, "Supports FW dump capability\n");

/* Once we have minidump template with extended iSCSI dump
* capability, update the minidump capture mask to 0x1f as
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index fedfd94699cb..5b6320f9c935 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1528,6 +1528,8 @@ static int ravb_close(struct net_device *ndev)
priv->phydev = NULL;
}

+ if (priv->chip_id == RCAR_GEN3)
+ free_irq(priv->emac_irq, ndev);
free_irq(ndev->irq, ndev);

napi_disable(&priv->napi[RAVB_NC]);
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 6dcd436e6e32..e289cb47e6ab 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -1304,13 +1304,14 @@ static void efx_ef10_get_stat_mask(struct efx_nic *efx, unsigned long *mask)
}

#if BITS_PER_LONG == 64
+ BUILD_BUG_ON(BITS_TO_LONGS(EF10_STAT_COUNT) != 2);
mask[0] = raw_mask[0];
mask[1] = raw_mask[1];
#else
+ BUILD_BUG_ON(BITS_TO_LONGS(EF10_STAT_COUNT) != 3);
mask[0] = raw_mask[0] & 0xffffffff;
mask[1] = raw_mask[0] >> 32;
mask[2] = raw_mask[1] & 0xffffffff;
- mask[3] = raw_mask[1] >> 32;
#endif
}

diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index a3c42a376741..167ccb27e2f1 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -479,6 +479,9 @@ efx_copy_channel(const struct efx_channel *old_channel)
*channel = *old_channel;

channel->napi_dev = NULL;
+ INIT_HLIST_NODE(&channel->napi_str.napi_hash_node);
+ channel->napi_str.napi_id = 0;
+ channel->napi_str.state = 0;
memset(&channel->eventq, 0, sizeof(channel->eventq));

for (j = 0; j < EFX_TXQ_TYPES; j++) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c
index b1e5f24708c9..05e46a82cdb1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c
@@ -53,7 +53,17 @@ static int dwmac_generic_probe(struct platform_device *pdev)
return ret;
}

- return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_exit;
+
+ return 0;
+
+err_exit:
+ if (plat_dat->exit)
+ plat_dat->exit(pdev, plat_dat->bsp_priv);
+
+ return ret;
}

static const struct of_device_id dwmac_generic_match[] = {
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 68a58333bd74..f2f24f99d086 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -600,7 +600,16 @@ static int rk_gmac_probe(struct platform_device *pdev)
if (ret)
return ret;

- return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_gmac_exit;
+
+ return 0;
+
+err_gmac_exit:
+ rk_gmac_exit(pdev, plat_dat->bsp_priv);
+
+ return ret;
}

static const struct of_device_id rk_gmac_dwmac_match[] = {
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
index 58c05acc2aab..a1ce018bf844 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
@@ -365,7 +365,16 @@ static int sti_dwmac_probe(struct platform_device *pdev)
if (ret)
return ret;

- return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_dwmac_exit;
+
+ return 0;
+
+err_dwmac_exit:
+ sti_dwmac_exit(pdev, plat_dat->bsp_priv);
+
+ return ret;
}

static const struct sti_dwmac_of_data stih4xx_dwmac_data = {
diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c
index e9cc61e1ec74..7b0dfdced517 100644
--- a/drivers/net/ethernet/ti/cpsw-phy-sel.c
+++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c
@@ -154,9 +154,12 @@ void cpsw_phy_sel(struct device *dev, phy_interface_t phy_mode, int slave)
}

dev = bus_find_device(&platform_bus_type, NULL, node, match);
+ of_node_put(node);
priv = dev_get_drvdata(dev);

priv->cpsw_phy_sel(priv, phy_mode, slave);
+
+ put_device(dev);
}
EXPORT_SYMBOL_GPL(cpsw_phy_sel);

diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 9a9cb6b11e4c..6ee0bd72d89b 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -2060,7 +2060,11 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
slave_data->phy_node = of_parse_phandle(slave_node,
"phy-handle", 0);
parp = of_get_property(slave_node, "phy_id", &lenp);
- if (of_phy_is_fixed_link(slave_node)) {
+ if (slave_data->phy_node) {
+ dev_dbg(&pdev->dev,
+ "slave[%d] using phy-handle=\"%s\"\n",
+ i, slave_data->phy_node->full_name);
+ } else if (of_phy_is_fixed_link(slave_node)) {
struct device_node *phy_node;
struct phy_device *phy_dev;

@@ -2097,7 +2101,9 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
PHY_ID_FMT, mdio->name, phyid);
put_device(&mdio->dev);
} else {
- dev_err(&pdev->dev, "No slave[%d] phy_id or fixed-link property\n", i);
+ dev_err(&pdev->dev,
+ "No slave[%d] phy_id, phy-handle, or fixed-link property\n",
+ i);
goto no_phy_slave;
}
slave_data->phy_if = of_get_phy_mode(slave_node);
@@ -2526,12 +2532,14 @@ static int cpsw_probe(struct platform_device *pdev)
ret = cpsw_probe_dual_emac(pdev, priv);
if (ret) {
cpsw_err(priv, probe, "error probe slave 2 emac interface\n");
- goto clean_ale_ret;
+ goto clean_unregister_netdev_ret;
}
}

return 0;

+clean_unregister_netdev_ret:
+ unregister_netdev(ndev);
clean_ale_ret:
cpsw_ale_destroy(priv->ale);
clean_dma_ret:
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index 8ecb24186b7f..e4c4747bdf32 100644
--- a/drivers/net/ethernet/ti/davinci_emac.c
+++ b/drivers/net/ethernet/ti/davinci_emac.c
@@ -1512,7 +1512,10 @@ static int emac_devioctl(struct net_device *ndev, struct ifreq *ifrq, int cmd)

/* TODO: Add phy read and write and private statistics get feature */

- return phy_mii_ioctl(priv->phydev, ifrq, cmd);
+ if (priv->phydev)
+ return phy_mii_ioctl(priv->phydev, ifrq, cmd);
+ else
+ return -EOPNOTSUPP;
}

static int match_first_device(struct device *dev, void *data)
@@ -1885,8 +1888,6 @@ davinci_emac_of_get_pdata(struct platform_device *pdev, struct emac_priv *priv)
pdata->hw_ram_addr = auxdata->hw_ram_addr;
}

- pdev->dev.platform_data = pdata;
-
return pdata;
}

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 7f1a57bb2ab1..44870fc37f54 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -1602,9 +1602,9 @@ static int axienet_probe(struct platform_device *pdev)

/* Find the DMA node, map the DMA registers, and decode the DMA IRQs */
np = of_parse_phandle(pdev->dev.of_node, "axistream-connected", 0);
- if (IS_ERR(np)) {
+ if (!np) {
dev_err(&pdev->dev, "could not find DMA node\n");
- ret = PTR_ERR(np);
+ ret = -ENODEV;
goto free_netdev;
}
ret = of_address_to_resource(np, 0, &dmares);
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index f0961cbaf87e..1988bc00de3c 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1340,6 +1340,7 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
{
struct nlattr *tb[IFLA_MAX + 1];
struct net_device *dev;
+ LIST_HEAD(list_kill);
int err;

memset(tb, 0, sizeof(tb));
@@ -1350,8 +1351,10 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,

err = geneve_configure(net, dev, &geneve_remote_unspec,
0, 0, 0, htons(dst_port), true);
- if (err)
- goto err;
+ if (err) {
+ free_netdev(dev);
+ return ERR_PTR(err);
+ }

/* openvswitch users expect packet sizes to be unrestricted,
* so set the largest MTU we can.
@@ -1360,10 +1363,15 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
if (err)
goto err;

+ err = rtnl_configure_link(dev, NULL);
+ if (err < 0)
+ goto err;
+
return dev;

err:
- free_netdev(dev);
+ geneve_dellink(dev, &list_kill);
+ unregister_netdevice_many(&list_kill);
return ERR_PTR(err);
}
EXPORT_SYMBOL_GPL(geneve_dev_create_fb);
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index d5d4d109ee10..0c4e1ef80355 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -305,6 +305,8 @@ static void macvlan_process_broadcast(struct work_struct *w)

rcu_read_unlock();

+ if (src)
+ dev_put(src->dev);
kfree_skb(skb);

cond_resched();
@@ -312,6 +314,7 @@ static void macvlan_process_broadcast(struct work_struct *w)
}

static void macvlan_broadcast_enqueue(struct macvlan_port *port,
+ const struct macvlan_dev *src,
struct sk_buff *skb)
{
struct sk_buff *nskb;
@@ -321,8 +324,12 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port,
if (!nskb)
goto err;

+ MACVLAN_SKB_CB(nskb)->src = src;
+
spin_lock(&port->bc_queue.lock);
if (skb_queue_len(&port->bc_queue) < MACVLAN_BC_QUEUE_LEN) {
+ if (src)
+ dev_hold(src->dev);
__skb_queue_tail(&port->bc_queue, nskb);
err = 0;
}
@@ -432,8 +439,7 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb)
goto out;
}

- MACVLAN_SKB_CB(skb)->src = src;
- macvlan_broadcast_enqueue(port, skb);
+ macvlan_broadcast_enqueue(port, src, skb);

return RX_HANDLER_PASS;
}
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index ed96fdefd8e5..3a76ca395103 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -373,7 +373,7 @@ static rx_handler_result_t macvtap_handle_frame(struct sk_buff **pskb)
goto wake_up;
}

- kfree_skb(skb);
+ consume_skb(skb);
while (segs) {
struct sk_buff *nskb = segs->next;

diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c
index 37333d38b576..f88e7cc813ef 100644
--- a/drivers/net/phy/at803x.c
+++ b/drivers/net/phy/at803x.c
@@ -198,7 +198,7 @@ static int at803x_probe(struct phy_device *phydev)
if (!priv)
return -ENOMEM;

- gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
+ gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(gpiod_reset))
return PTR_ERR(gpiod_reset);

@@ -274,10 +274,10 @@ static void at803x_link_change_notify(struct phy_device *phydev)

at803x_context_save(phydev, &context);

- gpiod_set_value(priv->gpiod_reset, 0);
- msleep(1);
gpiod_set_value(priv->gpiod_reset, 1);
msleep(1);
+ gpiod_set_value(priv->gpiod_reset, 0);
+ msleep(1);

at803x_context_restore(phydev, &context);

diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c
index bffa70e46202..b7bc27a89454 100644
--- a/drivers/net/phy/bcm7xxx.c
+++ b/drivers/net/phy/bcm7xxx.c
@@ -270,7 +270,7 @@ static int bcm7xxx_config_init(struct phy_device *phydev)
phy_write(phydev, MII_BCM7XXX_100TX_FALSE_CAR, 0x7555);

/* reset shadow mode 2 */
- ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, MII_BCM7XXX_SHD_MODE_2, 0);
+ ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, 0, MII_BCM7XXX_SHD_MODE_2);
if (ret < 0)
return ret;

diff --git a/drivers/net/phy/mdio-sun4i.c b/drivers/net/phy/mdio-sun4i.c
index afd76e07088b..0e8dd446e8c1 100644
--- a/drivers/net/phy/mdio-sun4i.c
+++ b/drivers/net/phy/mdio-sun4i.c
@@ -134,6 +134,7 @@ static int sun4i_mdio_probe(struct platform_device *pdev)
}

dev_info(&pdev->dev, "no regulator found\n");
+ data->regulator = NULL;
} else {
ret = regulator_enable(data->regulator);
if (ret)
@@ -149,7 +150,8 @@ static int sun4i_mdio_probe(struct platform_device *pdev)
return 0;

err_out_disable_regulator:
- regulator_disable(data->regulator);
+ if (data->regulator)
+ regulator_disable(data->regulator);
err_out_free_mdiobus:
mdiobus_free(bus);
return ret;
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index ba84fc3637b1..4eba646789c3 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -482,9 +482,17 @@ static int ksz9031_config_init(struct phy_device *phydev)
"txd2-skew-ps", "txd3-skew-ps"
};
static const char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"};
+ const struct device *dev_walker;

- if (!of_node && dev->parent->of_node)
- of_node = dev->parent->of_node;
+ /* The Micrel driver has a deprecated option to place phy OF
+ * properties in the MAC node. Walk up the tree of devices to
+ * find a device with an OF node.
+ */
+ dev_walker = &phydev->dev;
+ do {
+ of_node = dev_walker->of_node;
+ dev_walker = dev_walker->parent;
+ } while (!of_node && dev_walker);

if (of_node) {
ksz9031_of_load_skew_values(phydev, of_node,
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 7d2cf015c5e7..e1c17ab5c2d5 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -699,25 +699,29 @@ void phy_change(struct work_struct *work)
struct phy_device *phydev =
container_of(work, struct phy_device, phy_queue);

- if (phydev->drv->did_interrupt &&
- !phydev->drv->did_interrupt(phydev))
- goto ignore;
+ if (phy_interrupt_is_valid(phydev)) {
+ if (phydev->drv->did_interrupt &&
+ !phydev->drv->did_interrupt(phydev))
+ goto ignore;

- if (phy_disable_interrupts(phydev))
- goto phy_err;
+ if (phy_disable_interrupts(phydev))
+ goto phy_err;
+ }

mutex_lock(&phydev->lock);
if ((PHY_RUNNING == phydev->state) || (PHY_NOLINK == phydev->state))
phydev->state = PHY_CHANGELINK;
mutex_unlock(&phydev->lock);

- atomic_dec(&phydev->irq_disable);
- enable_irq(phydev->irq);
+ if (phy_interrupt_is_valid(phydev)) {
+ atomic_dec(&phydev->irq_disable);
+ enable_irq(phydev->irq);

- /* Reenable interrupts */
- if (PHY_HALTED != phydev->state &&
- phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED))
- goto irq_enable_err;
+ /* Reenable interrupts */
+ if (PHY_HALTED != phydev->state &&
+ phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED))
+ goto irq_enable_err;
+ }

/* reschedule state queue work to run as soon as possible */
cancel_delayed_work_sync(&phydev->state_queue);
@@ -912,10 +916,10 @@ void phy_state_machine(struct work_struct *work)
phydev->adjust_link(phydev->attached_dev);
break;
case PHY_RUNNING:
- /* Only register a CHANGE if we are polling or ignoring
- * interrupts and link changed since latest checking.
+ /* Only register a CHANGE if we are polling and link changed
+ * since latest checking.
*/
- if (!phy_interrupt_is_valid(phydev)) {
+ if (phydev->irq == PHY_POLL) {
old_link = phydev->link;
err = phy_read_status(phydev);
if (err)
@@ -1015,15 +1019,21 @@ void phy_state_machine(struct work_struct *work)
dev_dbg(&phydev->dev, "PHY state change %s -> %s\n",
phy_state_to_str(old_state), phy_state_to_str(phydev->state));

- queue_delayed_work(system_power_efficient_wq, &phydev->state_queue,
- PHY_STATE_TIME * HZ);
+ /* Only re-schedule a PHY state machine change if we are polling the
+ * PHY, if PHY_IGNORE_INTERRUPT is set, then we will be moving
+ * between states from phy_mac_interrupt()
+ */
+ if (phydev->irq == PHY_POLL)
+ queue_delayed_work(system_power_efficient_wq, &phydev->state_queue,
+ PHY_STATE_TIME * HZ);
}

void phy_mac_interrupt(struct phy_device *phydev, int new_link)
{
- cancel_work_sync(&phydev->phy_queue);
phydev->link = new_link;
- schedule_work(&phydev->phy_queue);
+
+ /* Trigger a state machine change */
+ queue_work(system_power_efficient_wq, &phydev->phy_queue);
}
EXPORT_SYMBOL(phy_mac_interrupt);

diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index b15eceb8b442..3b2b853ee3d3 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -522,6 +522,7 @@ struct phy_device *phy_connect(struct net_device *dev, const char *bus_id,
phydev = to_phy_device(d);

rc = phy_connect_direct(dev, phydev, handler, interface);
+ put_device(d);
if (rc)
return ERR_PTR(rc);

@@ -721,6 +722,7 @@ struct phy_device *phy_attach(struct net_device *dev, const char *bus_id,
phydev = to_phy_device(d);

rc = phy_attach_direct(dev, phydev, phydev->dev_flags, interface);
+ put_device(d);
if (rc)
return ERR_PTR(rc);

diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index d3d59122a357..27fd5640a273 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -71,41 +71,6 @@ struct pcpu_dstats {
struct u64_stats_sync syncp;
};

-static struct dst_entry *vrf_ip_check(struct dst_entry *dst, u32 cookie)
-{
- return dst;
-}
-
-static int vrf_ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb)
-{
- return ip_local_out(net, sk, skb);
-}
-
-static unsigned int vrf_v4_mtu(const struct dst_entry *dst)
-{
- /* TO-DO: return max ethernet size? */
- return dst->dev->mtu;
-}
-
-static void vrf_dst_destroy(struct dst_entry *dst)
-{
- /* our dst lives forever - or until the device is closed */
-}
-
-static unsigned int vrf_default_advmss(const struct dst_entry *dst)
-{
- return 65535 - 40;
-}
-
-static struct dst_ops vrf_dst_ops = {
- .family = AF_INET,
- .local_out = vrf_ip_local_out,
- .check = vrf_ip_check,
- .mtu = vrf_v4_mtu,
- .destroy = vrf_dst_destroy,
- .default_advmss = vrf_default_advmss,
-};
-
/* neighbor handling is done with actual device; do not want
* to flip skb->dev for those ndisc packets. This really fails
* for multiple next protocols (e.g., NEXTHDR_HOP). But it is
@@ -363,46 +328,6 @@ static netdev_tx_t vrf_xmit(struct sk_buff *skb, struct net_device *dev)
}

#if IS_ENABLED(CONFIG_IPV6)
-static struct dst_entry *vrf_ip6_check(struct dst_entry *dst, u32 cookie)
-{
- return dst;
-}
-
-static struct dst_ops vrf_dst_ops6 = {
- .family = AF_INET6,
- .local_out = ip6_local_out,
- .check = vrf_ip6_check,
- .mtu = vrf_v4_mtu,
- .destroy = vrf_dst_destroy,
- .default_advmss = vrf_default_advmss,
-};
-
-static int init_dst_ops6_kmem_cachep(void)
-{
- vrf_dst_ops6.kmem_cachep = kmem_cache_create("vrf_ip6_dst_cache",
- sizeof(struct rt6_info),
- 0,
- SLAB_HWCACHE_ALIGN,
- NULL);
-
- if (!vrf_dst_ops6.kmem_cachep)
- return -ENOMEM;
-
- return 0;
-}
-
-static void free_dst_ops6_kmem_cachep(void)
-{
- kmem_cache_destroy(vrf_dst_ops6.kmem_cachep);
-}
-
-static int vrf_input6(struct sk_buff *skb)
-{
- skb->dev->stats.rx_errors++;
- kfree_skb(skb);
- return 0;
-}
-
/* modelled after ip6_finish_output2 */
static int vrf_finish_output6(struct net *net, struct sock *sk,
struct sk_buff *skb)
@@ -445,67 +370,34 @@ static int vrf_output6(struct net *net, struct sock *sk, struct sk_buff *skb)
!(IP6CB(skb)->flags & IP6SKB_REROUTED));
}

-static void vrf_rt6_destroy(struct net_vrf *vrf)
+static void vrf_rt6_release(struct net_vrf *vrf)
{
- dst_destroy(&vrf->rt6->dst);
- free_percpu(vrf->rt6->rt6i_pcpu);
+ dst_release(&vrf->rt6->dst);
vrf->rt6 = NULL;
}

static int vrf_rt6_create(struct net_device *dev)
{
struct net_vrf *vrf = netdev_priv(dev);
- struct dst_entry *dst;
+ struct net *net = dev_net(dev);
struct rt6_info *rt6;
- int cpu;
int rc = -ENOMEM;

- rt6 = dst_alloc(&vrf_dst_ops6, dev, 0,
- DST_OBSOLETE_NONE,
- (DST_HOST | DST_NOPOLICY | DST_NOXFRM));
+ rt6 = ip6_dst_alloc(net, dev,
+ DST_HOST | DST_NOPOLICY | DST_NOXFRM | DST_NOCACHE);
if (!rt6)
goto out;

- dst = &rt6->dst;
-
- rt6->rt6i_pcpu = alloc_percpu_gfp(struct rt6_info *, GFP_KERNEL);
- if (!rt6->rt6i_pcpu) {
- dst_destroy(dst);
- goto out;
- }
- for_each_possible_cpu(cpu) {
- struct rt6_info **p = per_cpu_ptr(rt6->rt6i_pcpu, cpu);
- *p = NULL;
- }
-
- memset(dst + 1, 0, sizeof(*rt6) - sizeof(*dst));
-
- INIT_LIST_HEAD(&rt6->rt6i_siblings);
- INIT_LIST_HEAD(&rt6->rt6i_uncached);
-
- rt6->dst.input = vrf_input6;
rt6->dst.output = vrf_output6;
-
- rt6->rt6i_table = fib6_get_table(dev_net(dev), vrf->tb_id);
-
- atomic_set(&rt6->dst.__refcnt, 2);
-
+ rt6->rt6i_table = fib6_get_table(net, vrf->tb_id);
+ dst_hold(&rt6->dst);
vrf->rt6 = rt6;
rc = 0;
out:
return rc;
}
#else
-static int init_dst_ops6_kmem_cachep(void)
-{
- return 0;
-}
-
-static void free_dst_ops6_kmem_cachep(void)
-{
-}
-
-static void vrf_rt6_destroy(struct net_vrf *vrf)
+static void vrf_rt6_release(struct net_vrf *vrf)
{
}

@@ -577,11 +469,11 @@ static int vrf_output(struct net *net, struct sock *sk, struct sk_buff *skb)
!(IPCB(skb)->flags & IPSKB_REROUTED));
}

-static void vrf_rtable_destroy(struct net_vrf *vrf)
+static void vrf_rtable_release(struct net_vrf *vrf)
{
struct dst_entry *dst = (struct dst_entry *)vrf->rth;

- dst_destroy(dst);
+ dst_release(dst);
vrf->rth = NULL;
}

@@ -590,22 +482,10 @@ static struct rtable *vrf_rtable_create(struct net_device *dev)
struct net_vrf *vrf = netdev_priv(dev);
struct rtable *rth;

- rth = dst_alloc(&vrf_dst_ops, dev, 2,
- DST_OBSOLETE_NONE,
- (DST_HOST | DST_NOPOLICY | DST_NOXFRM));
+ rth = rt_dst_alloc(dev, 0, RTN_UNICAST, 1, 1, 0);
if (rth) {
rth->dst.output = vrf_output;
- rth->rt_genid = rt_genid_ipv4(dev_net(dev));
- rth->rt_flags = 0;
- rth->rt_type = RTN_UNICAST;
- rth->rt_is_input = 0;
- rth->rt_iif = 0;
- rth->rt_pmtu = 0;
- rth->rt_gateway = 0;
- rth->rt_uses_gateway = 0;
rth->rt_table_id = vrf->tb_id;
- INIT_LIST_HEAD(&rth->rt_uncached);
- rth->rt_uncached_list = NULL;
}

return rth;
@@ -739,8 +619,8 @@ static void vrf_dev_uninit(struct net_device *dev)
// struct list_head *head = &queue->all_slaves;
// struct slave *slave, *next;

- vrf_rtable_destroy(vrf);
- vrf_rt6_destroy(vrf);
+ vrf_rtable_release(vrf);
+ vrf_rt6_release(vrf);

// list_for_each_entry_safe(slave, next, head, list)
// vrf_del_slave(dev, slave->dev);
@@ -772,7 +652,7 @@ static int vrf_dev_init(struct net_device *dev)
return 0;

out_rth:
- vrf_rtable_destroy(vrf);
+ vrf_rtable_release(vrf);
out_stats:
free_percpu(dev->dstats);
dev->dstats = NULL;
@@ -805,7 +685,7 @@ static struct rtable *vrf_get_rtable(const struct net_device *dev,
struct net_vrf *vrf = netdev_priv(dev);

rth = vrf->rth;
- atomic_inc(&rth->dst.__refcnt);
+ dst_hold(&rth->dst);
}

return rth;
@@ -856,7 +736,7 @@ static struct dst_entry *vrf_get_rt6_dst(const struct net_device *dev,
struct net_vrf *vrf = netdev_priv(dev);

rt = vrf->rt6;
- atomic_inc(&rt->dst.__refcnt);
+ dst_hold(&rt->dst);
}

return (struct dst_entry *)rt;
@@ -1003,19 +883,6 @@ static int __init vrf_init_module(void)
{
int rc;

- vrf_dst_ops.kmem_cachep =
- kmem_cache_create("vrf_ip_dst_cache",
- sizeof(struct rtable), 0,
- SLAB_HWCACHE_ALIGN,
- NULL);
-
- if (!vrf_dst_ops.kmem_cachep)
- return -ENOMEM;
-
- rc = init_dst_ops6_kmem_cachep();
- if (rc != 0)
- goto error2;
-
register_netdevice_notifier(&vrf_notifier_block);

rc = rtnl_link_register(&vrf_link_ops);
@@ -1026,22 +893,10 @@ static int __init vrf_init_module(void)

error:
unregister_netdevice_notifier(&vrf_notifier_block);
- free_dst_ops6_kmem_cachep();
-error2:
- kmem_cache_destroy(vrf_dst_ops.kmem_cachep);
return rc;
}

-static void __exit vrf_cleanup_module(void)
-{
- rtnl_link_unregister(&vrf_link_ops);
- unregister_netdevice_notifier(&vrf_notifier_block);
- kmem_cache_destroy(vrf_dst_ops.kmem_cachep);
- free_dst_ops6_kmem_cachep();
-}
-
module_init(vrf_init_module);
-module_exit(vrf_cleanup_module);
MODULE_AUTHOR("Shrijeet Mukherjee, David Ahern");
MODULE_DESCRIPTION("Device driver to instantiate VRF domains");
MODULE_LICENSE("GPL");
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index d294949005bd..752f44a0e3af 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2054,7 +2054,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
}

/* Bypass encapsulation if the destination is local */
- if (rt->rt_flags & RTCF_LOCAL &&
+ if (!info && rt->rt_flags & RTCF_LOCAL &&
!(rt->rt_flags & (RTCF_BROADCAST | RTCF_MULTICAST))) {
struct vxlan_dev *dst_vxlan;

@@ -2112,7 +2112,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,

/* Bypass encapsulation if the destination is local */
rt6i_flags = ((struct rt6_info *)ndst)->rt6i_flags;
- if (rt6i_flags & RTF_LOCAL &&
+ if (!info && rt6i_flags & RTF_LOCAL &&
!(rt6i_flags & (RTCF_BROADCAST | RTCF_MULTICAST))) {
struct vxlan_dev *dst_vxlan;

@@ -2927,30 +2927,6 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev,
return 0;
}

-struct net_device *vxlan_dev_create(struct net *net, const char *name,
- u8 name_assign_type, struct vxlan_config *conf)
-{
- struct nlattr *tb[IFLA_MAX+1];
- struct net_device *dev;
- int err;
-
- memset(&tb, 0, sizeof(tb));
-
- dev = rtnl_create_link(net, name, name_assign_type,
- &vxlan_link_ops, tb);
- if (IS_ERR(dev))
- return dev;
-
- err = vxlan_dev_configure(net, dev, conf);
- if (err < 0) {
- free_netdev(dev);
- return ERR_PTR(err);
- }
-
- return dev;
-}
-EXPORT_SYMBOL_GPL(vxlan_dev_create);
-
static int vxlan_newlink(struct net *src_net, struct net_device *dev,
struct nlattr *tb[], struct nlattr *data[])
{
@@ -3218,6 +3194,40 @@ static struct rtnl_link_ops vxlan_link_ops __read_mostly = {
.get_link_net = vxlan_get_link_net,
};

+struct net_device *vxlan_dev_create(struct net *net, const char *name,
+ u8 name_assign_type,
+ struct vxlan_config *conf)
+{
+ struct nlattr *tb[IFLA_MAX + 1];
+ struct net_device *dev;
+ int err;
+
+ memset(&tb, 0, sizeof(tb));
+
+ dev = rtnl_create_link(net, name, name_assign_type,
+ &vxlan_link_ops, tb);
+ if (IS_ERR(dev))
+ return dev;
+
+ err = vxlan_dev_configure(net, dev, conf);
+ if (err < 0) {
+ free_netdev(dev);
+ return ERR_PTR(err);
+ }
+
+ err = rtnl_configure_link(dev, NULL);
+ if (err < 0) {
+ LIST_HEAD(list_kill);
+
+ vxlan_dellink(dev, &list_kill);
+ unregister_netdevice_many(&list_kill);
+ return ERR_PTR(err);
+ }
+
+ return dev;
+}
+EXPORT_SYMBOL_GPL(vxlan_dev_create);
+
static void vxlan_handle_lowerdev_unregister(struct vxlan_net *vn,
struct net_device *dev)
{
diff --git a/drivers/net/wimax/i2400m/usb-fw.c b/drivers/net/wimax/i2400m/usb-fw.c
index e74664b84925..4e4167976acf 100644
--- a/drivers/net/wimax/i2400m/usb-fw.c
+++ b/drivers/net/wimax/i2400m/usb-fw.c
@@ -354,6 +354,7 @@ out:
usb_autopm_put_interface(i2400mu->usb_iface);
d_fnend(8, dev, "(i2400m %p ack %p size %zu) = %ld\n",
i2400m, ack, ack_size, (long) result);
+ usb_put_urb(&notif_urb);
return result;

error_exceeded:
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 0c23768aa1ec..ef9fb9ddde5e 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1805,7 +1805,7 @@ static int ath10k_core_probe_fw(struct ath10k *ar)
if (ret && ret != -EOPNOTSUPP) {
ath10k_err(ar, "failed to get board id from otp for qca99x0: %d\n",
ret);
- return ret;
+ goto err_free_firmware_files;
}

ret = ath10k_core_fetch_board_file(ar);
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c
index 2294709ee8b0..fd85f996c554 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.c
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.c
@@ -414,7 +414,7 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle,
return;
}

- if (epid >= ENDPOINT_MAX) {
+ if (epid < 0 || epid >= ENDPOINT_MAX) {
if (pipe_id != USB_REG_IN_PIPE)
dev_kfree_skb_any(skb);
else
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
index 231c0ba6acb9..1992aae137cd 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
@@ -2419,12 +2419,14 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
const u8 *mac, struct station_info *sinfo)
{
struct brcmf_if *ifp = netdev_priv(ndev);
+ struct brcmf_scb_val_le scb_val;
s32 err = 0;
struct brcmf_sta_info_le sta_info_le;
u32 sta_flags;
u32 is_tdls_peer;
s32 total_rssi;
s32 count_rssi;
+ int rssi;
u32 i;

brcmf_dbg(TRACE, "Enter, MAC %pM\n", mac);
@@ -2505,6 +2507,20 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
total_rssi /= count_rssi;
sinfo->signal = total_rssi;
+ } else if (test_bit(BRCMF_VIF_STATUS_CONNECTED,
+ &ifp->vif->sme_state)) {
+ memset(&scb_val, 0, sizeof(scb_val));
+ err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI,
+ &scb_val, sizeof(scb_val));
+ if (err) {
+ brcmf_err("Could not get rssi (%d)\n", err);
+ goto done;
+ } else {
+ rssi = le32_to_cpu(scb_val.val);
+ sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
+ sinfo->signal = rssi;
+ brcmf_dbg(CONN, "RSSI %d dBm\n", rssi);
+ }
}
}
done:
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
index 086cac3f86d6..7b120d841aed 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -2262,10 +2262,22 @@ void brcmf_fws_bustxfail(struct brcmf_fws_info *fws, struct sk_buff *skb)
void brcmf_fws_bus_blocked(struct brcmf_pub *drvr, bool flow_blocked)
{
struct brcmf_fws_info *fws = drvr->fws;
+ struct brcmf_if *ifp;
+ int i;

- fws->bus_flow_blocked = flow_blocked;
- if (!flow_blocked)
- brcmf_fws_schedule_deq(fws);
- else
- fws->stats.bus_flow_block++;
+ if (fws->avoid_queueing) {
+ for (i = 0; i < BRCMF_MAX_IFS; i++) {
+ ifp = drvr->iflist[i];
+ if (!ifp || !ifp->ndev)
+ continue;
+ brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_FLOW,
+ flow_blocked);
+ }
+ } else {
+ fws->bus_flow_blocked = flow_blocked;
+ if (!flow_blocked)
+ brcmf_fws_schedule_deq(fws);
+ else
+ fws->stats.bus_flow_block++;
+ }
}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
index 6f7138cea555..f944f356d9c5 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
@@ -1155,6 +1155,8 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf)
brcmu_pkt_buf_free_skb(skb);
return;
}
+
+ skb->protocol = eth_type_trans(skb, ifp->ndev);
brcmf_netif_rx(ifp, skb);
}

diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c
index d9a4aee246a6..c7e34bb486c9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-7000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-7000.c
@@ -70,7 +70,7 @@

/* Highest firmware API version supported */
#define IWL7260_UCODE_API_MAX 17
-#define IWL7265_UCODE_API_MAX 19
+#define IWL7265_UCODE_API_MAX 17
#define IWL7265D_UCODE_API_MAX 19

/* Oldest version we won't warn about */
diff --git a/drivers/net/wireless/mwifiex/pcie.h b/drivers/net/wireless/mwifiex/pcie.h
index 48e549c3b285..347ba45f1f2a 100644
--- a/drivers/net/wireless/mwifiex/pcie.h
+++ b/drivers/net/wireless/mwifiex/pcie.h
@@ -210,17 +210,17 @@ static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = {
.cmdrsp_addr_lo = PCIE_SCRATCH_4_REG,
.cmdrsp_addr_hi = PCIE_SCRATCH_5_REG,
.tx_rdptr = 0xC1A4,
- .tx_wrptr = 0xC1A8,
- .rx_rdptr = 0xC1A8,
+ .tx_wrptr = 0xC174,
+ .rx_rdptr = 0xC174,
.rx_wrptr = 0xC1A4,
.evt_rdptr = PCIE_SCRATCH_10_REG,
.evt_wrptr = PCIE_SCRATCH_11_REG,
.drv_rdy = PCIE_SCRATCH_12_REG,
.tx_start_ptr = 16,
.tx_mask = 0x0FFF0000,
- .tx_wrap_mask = 0x01FF0000,
+ .tx_wrap_mask = 0x1FFF0000,
.rx_mask = 0x00000FFF,
- .rx_wrap_mask = 0x000001FF,
+ .rx_wrap_mask = 0x00001FFF,
.tx_rollover_ind = BIT(28),
.rx_rollover_ind = BIT(12),
.evt_rollover_ind = MWIFIEX_BD_FLAG_EVT_ROLLOVER_IND,
@@ -342,6 +342,7 @@ mwifiex_pcie_txbd_empty(struct pcie_service_card *card, u32 rdptr)
return 1;
break;
case PCIE_DEVICE_ID_MARVELL_88W8897:
+ case PCIE_DEVICE_ID_MARVELL_88W8997:
if (((card->txbd_wrptr & reg->tx_mask) ==
(rdptr & reg->tx_mask)) &&
((card->txbd_wrptr & reg->tx_rollover_ind) ==
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index ff3ee9dfbbd5..23bae87d4d3d 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -607,11 +607,13 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)

case EVENT_PS_AWAKE:
mwifiex_dbg(adapter, EVENT, "info: EVENT: AWAKE\n");
- if (!adapter->pps_uapsd_mode && priv->port_open &&
+ if (!adapter->pps_uapsd_mode &&
+ (priv->port_open ||
+ (priv->bss_mode == NL80211_IFTYPE_ADHOC)) &&
priv->media_connected && adapter->sleep_period.period) {
- adapter->pps_uapsd_mode = true;
- mwifiex_dbg(adapter, EVENT,
- "event: PPS/UAPSD mode activated\n");
+ adapter->pps_uapsd_mode = true;
+ mwifiex_dbg(adapter, EVENT,
+ "event: PPS/UAPSD mode activated\n");
}
adapter->tx_lock_flag = false;
if (adapter->pps_uapsd_mode && adapter->gen_null_pkt) {
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index 3a2ecb6cf1c3..cad399221b61 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -475,7 +475,8 @@ mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter)
priv = adapter->priv[i];
if (!priv)
continue;
- if (!priv->port_open)
+ if (!priv->port_open &&
+ (priv->bss_mode != NL80211_IFTYPE_ADHOC))
continue;
if (adapter->if_ops.is_port_ready &&
!adapter->if_ops.is_port_ready(priv))
@@ -1109,7 +1110,8 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter,

priv_tmp = adapter->bss_prio_tbl[j].bss_prio_cur->priv;

- if (!priv_tmp->port_open ||
+ if (((priv_tmp->bss_mode != NL80211_IFTYPE_ADHOC) &&
+ !priv_tmp->port_open) ||
(atomic_read(&priv_tmp->wmm.tx_pkts_queued) == 0))
continue;

diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index a87a868fed64..2b1ccb806249 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -334,8 +334,11 @@ int of_phy_register_fixed_link(struct device_node *np)
status.link = 1;
status.duplex = of_property_read_bool(fixed_link_node,
"full-duplex");
- if (of_property_read_u32(fixed_link_node, "speed", &status.speed))
+ if (of_property_read_u32(fixed_link_node, "speed",
+ &status.speed)) {
+ of_node_put(fixed_link_node);
return -EINVAL;
+ }
status.pause = of_property_read_bool(fixed_link_node, "pause");
status.asym_pause = of_property_read_bool(fixed_link_node,
"asym-pause");
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 6ac6618c1c10..ac9c1172c84a 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1027,6 +1027,9 @@ static int pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr,
if (i >= PCI_ROM_RESOURCE)
return -ENODEV;

+ if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(res->start))
+ return -EINVAL;
+
if (!pci_mmap_fits(pdev, i, vma, PCI_MMAP_SYSFS)) {
WARN(1, "process \"%s\" tried to map 0x%08lx bytes at page 0x%08lx on %s BAR %d (start 0x%16Lx, size 0x%16Lx)\n",
current->comm, vma->vm_end-vma->vm_start, vma->vm_pgoff,
@@ -1043,10 +1046,6 @@ static int pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr,
pci_resource_to_user(pdev, i, res, &start, &end);
vma->vm_pgoff += start >> PAGE_SHIFT;
mmap_type = res->flags & IORESOURCE_MEM ? pci_mmap_mem : pci_mmap_io;
-
- if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(start))
- return -EINVAL;
-
return pci_mmap_page_range(pdev, vma, mmap_type, write_combine);
}

diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
index 17dd8fe12b54..4ae15edde037 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -795,7 +795,7 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
return 0;

out:
- kfree(maps);
+ bcm2835_pctl_dt_free_map(pctldev, maps, num_pins * maps_per_pin);
return err;
}

diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c
index a30e967d75c2..d3d1dceaec2d 100644
--- a/drivers/pinctrl/pinctrl-tegra.c
+++ b/drivers/pinctrl/pinctrl-tegra.c
@@ -418,7 +418,7 @@ static int tegra_pinconf_reg(struct tegra_pmx *pmx,
return -ENOTSUPP;
}

- if (*reg < 0 || *bit > 31) {
+ if (*reg < 0 || *bit < 0) {
if (report_err) {
const char *prop = "unknown";
int i;
diff --git a/drivers/power/bq27xxx_battery.c b/drivers/power/bq27xxx_battery.c
index 6c3a447f378b..286122df3e01 100644
--- a/drivers/power/bq27xxx_battery.c
+++ b/drivers/power/bq27xxx_battery.c
@@ -198,10 +198,10 @@ static u8 bq27500_regs[] = {
INVALID_REG_ADDR, /* TTECP - NA */
0x0c, /* NAC */
0x12, /* LMD(FCC) */
- 0x1e, /* CYCT */
+ 0x2a, /* CYCT */
INVALID_REG_ADDR, /* AE - NA */
- 0x20, /* SOC(RSOC) */
- 0x2e, /* DCAP(ILMD) */
+ 0x2c, /* SOC(RSOC) */
+ 0x3c, /* DCAP(ILMD) */
INVALID_REG_ADDR, /* AP - NA */
};

@@ -242,7 +242,7 @@ static u8 bq27541_regs[] = {
INVALID_REG_ADDR, /* AE - NA */
0x2c, /* SOC(RSOC) */
0x3c, /* DCAP */
- 0x76, /* AP */
+ 0x24, /* AP */
};

static u8 bq27545_regs[] = {
@@ -471,7 +471,10 @@ static int bq27xxx_battery_read_soc(struct bq27xxx_device_info *di)
{
int soc;

- soc = bq27xxx_read(di, BQ27XXX_REG_SOC, false);
+ if (di->chip == BQ27000 || di->chip == BQ27010)
+ soc = bq27xxx_read(di, BQ27XXX_REG_SOC, true);
+ else
+ soc = bq27xxx_read(di, BQ27XXX_REG_SOC, false);

if (soc < 0)
dev_dbg(di->dev, "error reading State-of-Charge\n");
@@ -536,7 +539,10 @@ static int bq27xxx_battery_read_dcap(struct bq27xxx_device_info *di)
{
int dcap;

- dcap = bq27xxx_read(di, BQ27XXX_REG_DCAP, false);
+ if (di->chip == BQ27000 || di->chip == BQ27010)
+ dcap = bq27xxx_read(di, BQ27XXX_REG_DCAP, true);
+ else
+ dcap = bq27xxx_read(di, BQ27XXX_REG_DCAP, false);

if (dcap < 0) {
dev_dbg(di->dev, "error reading initial last measured discharge\n");
@@ -544,7 +550,7 @@ static int bq27xxx_battery_read_dcap(struct bq27xxx_device_info *di)
}

if (di->chip == BQ27000 || di->chip == BQ27010)
- dcap *= BQ27XXX_CURRENT_CONSTANT / BQ27XXX_RS;
+ dcap = (dcap << 8) * BQ27XXX_CURRENT_CONSTANT / BQ27XXX_RS;
else
dcap *= 1000;

diff --git a/drivers/power/ipaq_micro_battery.c b/drivers/power/ipaq_micro_battery.c
index f03014ea1dc4..65e9921c5a11 100644
--- a/drivers/power/ipaq_micro_battery.c
+++ b/drivers/power/ipaq_micro_battery.c
@@ -261,7 +261,7 @@ static int micro_batt_probe(struct platform_device *pdev)
return 0;

ac_err:
- power_supply_unregister(micro_ac_power);
+ power_supply_unregister(micro_batt_power);
batt_err:
cancel_delayed_work_sync(&mb->update);
destroy_workqueue(mb->wq);
diff --git a/drivers/power/test_power.c b/drivers/power/test_power.c
index 83c42ea88f2b..57246cdbd042 100644
--- a/drivers/power/test_power.c
+++ b/drivers/power/test_power.c
@@ -301,6 +301,8 @@ static int map_get_value(struct battery_property_map *map, const char *key,
buf[MAX_KEYLENGTH-1] = '\0';

cr = strnlen(buf, MAX_KEYLENGTH) - 1;
+ if (cr < 0)
+ return def_val;
if (buf[cr] == '\n')
buf[cr] = '\0';

diff --git a/drivers/power/tps65217_charger.c b/drivers/power/tps65217_charger.c
index 040a40b4b173..4c56e54af6ac 100644
--- a/drivers/power/tps65217_charger.c
+++ b/drivers/power/tps65217_charger.c
@@ -197,6 +197,7 @@ static int tps65217_charger_probe(struct platform_device *pdev)
{
struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent);
struct tps65217_charger *charger;
+ struct power_supply_config cfg = {};
int ret;

dev_dbg(&pdev->dev, "%s\n", __func__);
@@ -209,9 +210,12 @@ static int tps65217_charger_probe(struct platform_device *pdev)
charger->tps = tps;
charger->dev = &pdev->dev;

+ cfg.of_node = pdev->dev.of_node;
+ cfg.drv_data = charger;
+
charger->ac = devm_power_supply_register(&pdev->dev,
&tps65217_charger_desc,
- NULL);
+ &cfg);
if (IS_ERR(charger->ac)) {
dev_err(&pdev->dev, "failed: power supply register\n");
return PTR_ERR(charger->ac);
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index f9b8c44677eb..fbf16603c494 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1057,18 +1057,18 @@ static int set_machine_constraints(struct regulator_dev *rdev,

ret = machine_constraints_voltage(rdev, rdev->constraints);
if (ret != 0)
- goto out;
+ return ret;

ret = machine_constraints_current(rdev, rdev->constraints);
if (ret != 0)
- goto out;
+ return ret;

if (rdev->constraints->ilim_uA && ops->set_input_current_limit) {
ret = ops->set_input_current_limit(rdev,
rdev->constraints->ilim_uA);
if (ret < 0) {
rdev_err(rdev, "failed to set input limit\n");
- goto out;
+ return ret;
}
}

@@ -1077,21 +1077,20 @@ static int set_machine_constraints(struct regulator_dev *rdev,
ret = suspend_prepare(rdev, rdev->constraints->initial_state);
if (ret < 0) {
rdev_err(rdev, "failed to set suspend state\n");
- goto out;
+ return ret;
}
}

if (rdev->constraints->initial_mode) {
if (!ops->set_mode) {
rdev_err(rdev, "no set_mode operation\n");
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}

ret = ops->set_mode(rdev, rdev->constraints->initial_mode);
if (ret < 0) {
rdev_err(rdev, "failed to set initial mode: %d\n", ret);
- goto out;
+ return ret;
}
}

@@ -1102,7 +1101,7 @@ static int set_machine_constraints(struct regulator_dev *rdev,
ret = _regulator_do_enable(rdev);
if (ret < 0 && ret != -EINVAL) {
rdev_err(rdev, "failed to enable\n");
- goto out;
+ return ret;
}
}

@@ -1111,7 +1110,7 @@ static int set_machine_constraints(struct regulator_dev *rdev,
ret = ops->set_ramp_delay(rdev, rdev->constraints->ramp_delay);
if (ret < 0) {
rdev_err(rdev, "failed to set ramp_delay\n");
- goto out;
+ return ret;
}
}

@@ -1119,7 +1118,7 @@ static int set_machine_constraints(struct regulator_dev *rdev,
ret = ops->set_pull_down(rdev);
if (ret < 0) {
rdev_err(rdev, "failed to set pull down\n");
- goto out;
+ return ret;
}
}

@@ -1127,7 +1126,7 @@ static int set_machine_constraints(struct regulator_dev *rdev,
ret = ops->set_soft_start(rdev);
if (ret < 0) {
rdev_err(rdev, "failed to set soft start\n");
- goto out;
+ return ret;
}
}

@@ -1136,16 +1135,12 @@ static int set_machine_constraints(struct regulator_dev *rdev,
ret = ops->set_over_current_protection(rdev);
if (ret < 0) {
rdev_err(rdev, "failed to set over current protection\n");
- goto out;
+ return ret;
}
}

print_constraints(rdev);
return 0;
-out:
- kfree(rdev->constraints);
- rdev->constraints = NULL;
- return ret;
}

/**
@@ -3983,7 +3978,7 @@ unset_supplies:

scrub:
regulator_ena_gpio_free(rdev);
- kfree(rdev->constraints);
+
wash:
device_unregister(&rdev->dev);
/* device core frees rdev */
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 5eaf14c15590..59cb3af9a318 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -692,6 +692,7 @@ static struct rt6_info *find_route_ipv6(const struct in6_addr *saddr,
{
struct flowi6 fl;

+ memset(&fl, 0, sizeof(fl));
if (saddr)
memcpy(&fl.saddr, saddr, sizeof(struct in6_addr));
if (daddr)
diff --git a/drivers/staging/media/lirc/lirc_imon.c b/drivers/staging/media/lirc/lirc_imon.c
index 534b8103ae80..ff1926ca1f96 100644
--- a/drivers/staging/media/lirc/lirc_imon.c
+++ b/drivers/staging/media/lirc/lirc_imon.c
@@ -885,12 +885,14 @@ static int imon_probe(struct usb_interface *interface,
vendor, product, ifnum, usbdev->bus->busnum, usbdev->devnum);

/* Everything went fine. Just unlock and return retval (with is 0) */
+ mutex_unlock(&context->ctx_lock);
goto driver_unlock;

unregister_lirc:
lirc_unregister_driver(driver->minor);

free_tx_urb:
+ mutex_unlock(&context->ctx_lock);
usb_free_urb(tx_urb);

free_rx_urb:
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 0f6bc6b8e4c6..1e0d2a33787e 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -1050,7 +1050,7 @@ static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,

spin_lock_irqsave(&priv->tx_lock, flags);

- memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
+ *(struct net_device **)(skb->cb) = dev;
tcb_desc->bTxEnableFwCalcDur = 1;
skb_push(skb, priv->ieee80211->tx_headroom);
ret = rtl8192_tx(dev, skb);
@@ -1092,7 +1092,7 @@ static int rtl8192_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
static void rtl8192_tx_isr(struct urb *tx_urb)
{
struct sk_buff *skb = (struct sk_buff *)tx_urb->context;
- struct net_device *dev = (struct net_device *)(skb->cb);
+ struct net_device *dev = *(struct net_device **)(skb->cb);
struct r8192_priv *priv = NULL;
cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
u8 queue_index = tcb_desc->queue_index;
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index b9b9ffde4c7a..d2ceefe4a076 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -1980,14 +1980,14 @@ static ssize_t target_dev_lba_map_store(struct config_item *item,
struct se_device *dev = to_device(item);
struct t10_alua_lba_map *lba_map = NULL;
struct list_head lba_list;
- char *map_entries, *ptr;
+ char *map_entries, *orig, *ptr;
char state;
int pg_num = -1, pg;
int ret = 0, num = 0, pg_id, alua_state;
unsigned long start_lba = -1, end_lba = -1;
unsigned long segment_size = -1, segment_mult = -1;

- map_entries = kstrdup(page, GFP_KERNEL);
+ orig = map_entries = kstrdup(page, GFP_KERNEL);
if (!map_entries)
return -ENOMEM;

@@ -2085,7 +2085,7 @@ out:
} else
core_alua_set_lba_map(dev, &lba_list,
segment_size, segment_mult);
- kfree(map_entries);
+ kfree(orig);
return count;
}

diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index 1a4df5005aec..5fbb2d56565d 100644
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -872,37 +872,72 @@ struct msm_baud_map {
};

static const struct msm_baud_map *
-msm_find_best_baud(struct uart_port *port, unsigned int baud)
+msm_find_best_baud(struct uart_port *port, unsigned int baud,
+ unsigned long *rate)
{
- unsigned int i, divisor;
- const struct msm_baud_map *entry;
+ struct msm_port *msm_port = UART_TO_MSM(port);
+ unsigned int divisor, result;
+ unsigned long target, old, best_rate = 0, diff, best_diff = ULONG_MAX;
+ const struct msm_baud_map *entry, *end, *best;
static const struct msm_baud_map table[] = {
- { 1536, 0x00, 1 },
- { 768, 0x11, 1 },
- { 384, 0x22, 1 },
- { 192, 0x33, 1 },
- { 96, 0x44, 1 },
- { 48, 0x55, 1 },
- { 32, 0x66, 1 },
- { 24, 0x77, 1 },
- { 16, 0x88, 1 },
- { 12, 0x99, 6 },
- { 8, 0xaa, 6 },
- { 6, 0xbb, 6 },
- { 4, 0xcc, 6 },
- { 3, 0xdd, 8 },
- { 2, 0xee, 16 },
{ 1, 0xff, 31 },
- { 0, 0xff, 31 },
+ { 2, 0xee, 16 },
+ { 3, 0xdd, 8 },
+ { 4, 0xcc, 6 },
+ { 6, 0xbb, 6 },
+ { 8, 0xaa, 6 },
+ { 12, 0x99, 6 },
+ { 16, 0x88, 1 },
+ { 24, 0x77, 1 },
+ { 32, 0x66, 1 },
+ { 48, 0x55, 1 },
+ { 96, 0x44, 1 },
+ { 192, 0x33, 1 },
+ { 384, 0x22, 1 },
+ { 768, 0x11, 1 },
+ { 1536, 0x00, 1 },
};

- divisor = uart_get_divisor(port, baud);
+ best = table; /* Default to smallest divider */
+ target = clk_round_rate(msm_port->clk, 16 * baud);
+ divisor = DIV_ROUND_CLOSEST(target, 16 * baud);
+
+ end = table + ARRAY_SIZE(table);
+ entry = table;
+ while (entry < end) {
+ if (entry->divisor <= divisor) {
+ result = target / entry->divisor / 16;
+ diff = abs(result - baud);
+
+ /* Keep track of best entry */
+ if (diff < best_diff) {
+ best_diff = diff;
+ best = entry;
+ best_rate = target;
+ }

- for (i = 0, entry = table; i < ARRAY_SIZE(table); i++, entry++)
- if (entry->divisor <= divisor)
- break;
+ if (result == baud)
+ break;
+ } else if (entry->divisor > divisor) {
+ old = target;
+ target = clk_round_rate(msm_port->clk, old + 1);
+ /*
+ * The rate didn't get any faster so we can't do
+ * better at dividing it down
+ */
+ if (target == old)
+ break;
+
+ /* Start the divisor search over at this new rate */
+ entry = table;
+ divisor = DIV_ROUND_CLOSEST(target, 16 * baud);
+ continue;
+ }
+ entry++;
+ }

- return entry; /* Default to smallest divider */
+ *rate = best_rate;
+ return best;
}

static int msm_set_baud_rate(struct uart_port *port, unsigned int baud,
@@ -911,22 +946,20 @@ static int msm_set_baud_rate(struct uart_port *port, unsigned int baud,
unsigned int rxstale, watermark, mask;
struct msm_port *msm_port = UART_TO_MSM(port);
const struct msm_baud_map *entry;
- unsigned long flags;
-
- entry = msm_find_best_baud(port, baud);
-
- msm_write(port, entry->code, UART_CSR);
-
- if (baud > 460800)
- port->uartclk = baud * 16;
+ unsigned long flags, rate;

flags = *saved_flags;
spin_unlock_irqrestore(&port->lock, flags);

- clk_set_rate(msm_port->clk, port->uartclk);
+ entry = msm_find_best_baud(port, baud, &rate);
+ clk_set_rate(msm_port->clk, rate);
+ baud = rate / 16 / entry->divisor;

spin_lock_irqsave(&port->lock, flags);
*saved_flags = flags;
+ port->uartclk = rate;
+
+ msm_write(port, entry->code, UART_CSR);

/* RX stale watermark */
rxstale = entry->rxstale;
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 12bac2cbae4b..8d485f82443e 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1841,8 +1841,6 @@ static int s3c24xx_serial_probe(struct platform_device *pdev)
ourport->min_dma_size = max_t(int, ourport->port.fifosize,
dma_get_cache_alignment());

- probe_index++;
-
dbg("%s: initialising port %p...\n", __func__, ourport);

ret = s3c24xx_serial_init_port(ourport, pdev);
@@ -1872,6 +1870,8 @@ static int s3c24xx_serial_probe(struct platform_device *pdev)
if (ret < 0)
dev_err(&pdev->dev, "failed to add cpufreq notifier\n");

+ probe_index++;
+
return 0;
}

diff --git a/drivers/usb/gadget/function/f_acm.c b/drivers/usb/gadget/function/f_acm.c
index 67e474b13fca..670a89f197cd 100644
--- a/drivers/usb/gadget/function/f_acm.c
+++ b/drivers/usb/gadget/function/f_acm.c
@@ -779,10 +779,10 @@ static ssize_t f_acm_port_num_show(struct config_item *item, char *page)
return sprintf(page, "%u\n", to_f_serial_opts(item)->port_num);
}

-CONFIGFS_ATTR_RO(f_acm_port_, num);
+CONFIGFS_ATTR_RO(f_acm_, port_num);

static struct configfs_attribute *acm_attrs[] = {
- &f_acm_port_attr_num,
+ &f_acm_attr_port_num,
NULL,
};

diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
index 2806457b4748..3fd603494e86 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -1488,11 +1488,11 @@ static void complete_req(struct pch_udc_ep *ep, struct pch_udc_request *req,
req->dma_mapped = 0;
}
ep->halted = 1;
- spin_lock(&dev->lock);
+ spin_unlock(&dev->lock);
if (!ep->in)
pch_udc_ep_clear_rrdy(ep);
usb_gadget_giveback_request(&ep->ep, &req->req);
- spin_unlock(&dev->lock);
+ spin_lock(&dev->lock);
ep->halted = halted;
}

@@ -1731,14 +1731,12 @@ static int pch_udc_pcd_ep_enable(struct usb_ep *usbep,
static int pch_udc_pcd_ep_disable(struct usb_ep *usbep)
{
struct pch_udc_ep *ep;
- struct pch_udc_dev *dev;
unsigned long iflags;

if (!usbep)
return -EINVAL;

ep = container_of(usbep, struct pch_udc_ep, ep);
- dev = ep->dev;
if ((usbep->name == ep0_string) || !ep->ep.desc)
return -EINVAL;

@@ -1769,12 +1767,10 @@ static struct usb_request *pch_udc_alloc_request(struct usb_ep *usbep,
struct pch_udc_request *req;
struct pch_udc_ep *ep;
struct pch_udc_data_dma_desc *dma_desc;
- struct pch_udc_dev *dev;

if (!usbep)
return NULL;
ep = container_of(usbep, struct pch_udc_ep, ep);
- dev = ep->dev;
req = kzalloc(sizeof *req, gfp);
if (!req)
return NULL;
@@ -1947,12 +1943,10 @@ static int pch_udc_pcd_dequeue(struct usb_ep *usbep,
{
struct pch_udc_ep *ep;
struct pch_udc_request *req;
- struct pch_udc_dev *dev;
unsigned long flags;
int ret = -EINVAL;

ep = container_of(usbep, struct pch_udc_ep, ep);
- dev = ep->dev;
if (!usbep || !usbreq || (!ep->ep.desc && ep->num))
return ret;
req = container_of(usbreq, struct pch_udc_request, req);
@@ -1984,14 +1978,12 @@ static int pch_udc_pcd_dequeue(struct usb_ep *usbep,
static int pch_udc_pcd_set_halt(struct usb_ep *usbep, int halt)
{
struct pch_udc_ep *ep;
- struct pch_udc_dev *dev;
unsigned long iflags;
int ret;

if (!usbep)
return -EINVAL;
ep = container_of(usbep, struct pch_udc_ep, ep);
- dev = ep->dev;
if (!ep->ep.desc && !ep->num)
return -EINVAL;
if (!ep->dev->driver || (ep->dev->gadget.speed == USB_SPEED_UNKNOWN))
@@ -2029,14 +2021,12 @@ static int pch_udc_pcd_set_halt(struct usb_ep *usbep, int halt)
static int pch_udc_pcd_set_wedge(struct usb_ep *usbep)
{
struct pch_udc_ep *ep;
- struct pch_udc_dev *dev;
unsigned long iflags;
int ret;

if (!usbep)
return -EINVAL;
ep = container_of(usbep, struct pch_udc_ep, ep);
- dev = ep->dev;
if (!ep->ep.desc && !ep->num)
return -EINVAL;
if (!ep->dev->driver || (ep->dev->gadget.speed == USB_SPEED_UNKNOWN))
@@ -2593,9 +2583,9 @@ static void pch_udc_svc_ur_interrupt(struct pch_udc_dev *dev)
empty_req_queue(ep);
}
if (dev->driver) {
- spin_lock(&dev->lock);
- usb_gadget_udc_reset(&dev->gadget, dev->driver);
spin_unlock(&dev->lock);
+ usb_gadget_udc_reset(&dev->gadget, dev->driver);
+ spin_lock(&dev->lock);
}
}

@@ -2646,7 +2636,7 @@ static void pch_udc_svc_enum_interrupt(struct pch_udc_dev *dev)
static void pch_udc_svc_intf_interrupt(struct pch_udc_dev *dev)
{
u32 reg, dev_stat = 0;
- int i, ret;
+ int i;

dev_stat = pch_udc_read_device_status(dev);
dev->cfg_data.cur_intf = (dev_stat & UDC_DEVSTS_INTF_MASK) >>
@@ -2674,9 +2664,9 @@ static void pch_udc_svc_intf_interrupt(struct pch_udc_dev *dev)
dev->ep[i].halted = 0;
}
dev->stall = 0;
- spin_lock(&dev->lock);
- ret = dev->driver->setup(&dev->gadget, &dev->setup_data);
spin_unlock(&dev->lock);
+ dev->driver->setup(&dev->gadget, &dev->setup_data);
+ spin_lock(&dev->lock);
}

/**
@@ -2686,7 +2676,7 @@ static void pch_udc_svc_intf_interrupt(struct pch_udc_dev *dev)
*/
static void pch_udc_svc_cfg_interrupt(struct pch_udc_dev *dev)
{
- int i, ret;
+ int i;
u32 reg, dev_stat = 0;

dev_stat = pch_udc_read_device_status(dev);
@@ -2711,9 +2701,9 @@ static void pch_udc_svc_cfg_interrupt(struct pch_udc_dev *dev)
dev->stall = 0;

/* call gadget zero with setup data received */
- spin_lock(&dev->lock);
- ret = dev->driver->setup(&dev->gadget, &dev->setup_data);
spin_unlock(&dev->lock);
+ dev->driver->setup(&dev->gadget, &dev->setup_data);
+ spin_lock(&dev->lock);
}

/**
diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index 89f7cd66f5e6..a6a1678cb927 100644
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -97,7 +97,7 @@ void usb_gadget_unmap_request(struct usb_gadget *gadget,
return;

if (req->num_mapped_sgs) {
- dma_unmap_sg(gadget->dev.parent, req->sg, req->num_mapped_sgs,
+ dma_unmap_sg(gadget->dev.parent, req->sg, req->num_sgs,
is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE);

req->num_mapped_sgs = 0;
diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c
index ad5929fbceb1..98a12be76c9c 100644
--- a/drivers/vfio/pci/vfio_pci_config.c
+++ b/drivers/vfio/pci/vfio_pci_config.c
@@ -698,7 +698,8 @@ static int vfio_vpd_config_write(struct vfio_pci_device *vdev, int pos,
if (pci_write_vpd(pdev, addr & ~PCI_VPD_ADDR_F, 4, &data) != 4)
return count;
} else {
- if (pci_read_vpd(pdev, addr, 4, &data) != 4)
+ data = 0;
+ if (pci_read_vpd(pdev, addr, 4, &data) < 0)
return count;
*pdata = cpu_to_le32(data);
}
diff --git a/drivers/vfio/platform/reset/vfio_platform_amdxgbe.c b/drivers/vfio/platform/reset/vfio_platform_amdxgbe.c
index da5356f48d0b..d4030d0c38e9 100644
--- a/drivers/vfio/platform/reset/vfio_platform_amdxgbe.c
+++ b/drivers/vfio/platform/reset/vfio_platform_amdxgbe.c
@@ -110,7 +110,7 @@ int vfio_platform_amdxgbe_reset(struct vfio_platform_device *vdev)
usleep_range(10, 15);

count = 2000;
- while (count-- && (ioread32(xgmac_regs->ioaddr + DMA_MR) & 1))
+ while (--count && (ioread32(xgmac_regs->ioaddr + DMA_MR) & 1))
usleep_range(500, 600);

if (!count)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 774728143b63..de63cb9bc64b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1750,7 +1750,7 @@ static int cleaner_kthread(void *arg)
*/
btrfs_delete_unused_bgs(root->fs_info);
sleep:
- if (!try_to_freeze() && !again) {
+ if (!again) {
set_current_state(TASK_INTERRUPTIBLE);
if (!kthread_should_stop())
schedule();
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 34ffc125763f..3bb731b2156c 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -10688,7 +10688,7 @@ int btrfs_init_space_info(struct btrfs_fs_info *fs_info)

disk_super = fs_info->super_copy;
if (!btrfs_super_root(disk_super))
- return 1;
+ return -EINVAL;

features = btrfs_super_incompat_flags(disk_super);
if (features & BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index cf104bbe30a1..c9793ce0d336 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -338,8 +338,10 @@ static int reconn_set_ipaddr(struct TCP_Server_Info *server)
return rc;
}

+ spin_lock(&cifs_tcp_ses_lock);
rc = cifs_convert_address((struct sockaddr *)&server->dstaddr, ipaddr,
strlen(ipaddr));
+ spin_unlock(&cifs_tcp_ses_lock);
kfree(ipaddr);

return !rc ? -1 : 0;
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 8744bd773823..dec23fb358ec 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -1035,7 +1035,10 @@ static int do_flock(struct file *file, int cmd, struct file_lock *fl)
if (fl_gh->gh_state == state)
goto out;
locks_lock_file_wait(file,
- &(struct file_lock){.fl_type = F_UNLCK});
+ &(struct file_lock) {
+ .fl_type = F_UNLCK,
+ .fl_flags = FL_FLOCK
+ });
gfs2_glock_dq(fl_gh);
gfs2_holder_reinit(state, flags, fl_gh);
} else {
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 08207001d475..0308b5689638 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -6054,6 +6054,7 @@ static int nfs41_lock_expired(struct nfs4_state *state, struct file_lock *reques
static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock *request)
{
struct nfs_inode *nfsi = NFS_I(state->inode);
+ struct nfs4_state_owner *sp = state->owner;
unsigned char fl_flags = request->fl_flags;
int status = -ENOLCK;

@@ -6068,6 +6069,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock
status = do_vfs_lock(state->inode, request);
if (status < 0)
goto out;
+ mutex_lock(&sp->so_delegreturn_mutex);
down_read(&nfsi->rwsem);
if (test_bit(NFS_DELEGATED_STATE, &state->flags)) {
/* Yes: cache locks! */
@@ -6075,9 +6077,11 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock
request->fl_flags = fl_flags & ~FL_SLEEP;
status = do_vfs_lock(state->inode, request);
up_read(&nfsi->rwsem);
+ mutex_unlock(&sp->so_delegreturn_mutex);
goto out;
}
up_read(&nfsi->rwsem);
+ mutex_unlock(&sp->so_delegreturn_mutex);
status = _nfs4_do_setlk(state, cmd, request, NFS_LOCK_NEW);
out:
request->fl_flags = fl_flags;
diff --git a/include/asm-generic/preempt.h b/include/asm-generic/preempt.h
index 5d8ffa3e6f8c..c1cde3577551 100644
--- a/include/asm-generic/preempt.h
+++ b/include/asm-generic/preempt.h
@@ -7,10 +7,10 @@

static __always_inline int preempt_count(void)
{
- return current_thread_info()->preempt_count;
+ return READ_ONCE(current_thread_info()->preempt_count);
}

-static __always_inline int *preempt_count_ptr(void)
+static __always_inline volatile int *preempt_count_ptr(void)
{
return &current_thread_info()->preempt_count;
}
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index e684a9ba98a3..a0e12cf8919c 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -100,10 +100,6 @@ struct cpufreq_policy {
* - Any routine that will write to the policy structure and/or may take away
* the policy altogether (eg. CPU hotplug), will hold this lock in write
* mode before doing so.
- *
- * Additional rules:
- * - Lock should not be held across
- * __cpufreq_governor(data, CPUFREQ_GOV_POLICY_EXIT);
*/
struct rw_semaphore rwsem;

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 149a7a6687e9..e7a278ca1fde 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -606,6 +606,15 @@ static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
}

+/**
+ * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
+ * @fc: frame control bytes in little-endian byteorder
+ */
+static inline bool ieee80211_is_any_nullfunc(__le16 fc)
+{
+ return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
+}
+
/**
* ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
* @fc: frame control field in little-endian byteorder
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 412aa988c6ad..06cc39623d13 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -54,7 +54,7 @@ enum {
/* one minute for the sake of bringup. Generally, commands must always
* complete and we may need to increase this timeout value
*/
- MLX5_CMD_TIMEOUT_MSEC = 7200 * 1000,
+ MLX5_CMD_TIMEOUT_MSEC = 60 * 1000,
MLX5_CMD_WQ_MAX_NAME = 32,
};

@@ -566,6 +566,7 @@ struct mlx5_cmd_work_ent {
void *uout;
int uout_size;
mlx5_cmd_cbk_t callback;
+ struct delayed_work cb_timeout_work;
void *context;
int idx;
struct completion done;
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index a8786d27ab81..489fc317746a 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -539,6 +539,7 @@ struct mlx5_modify_qp_mbox_in {
__be32 optparam;
u8 rsvd1[4];
struct mlx5_qp_context ctx;
+ u8 rsvd2[16];
};

struct mlx5_modify_qp_mbox_out {
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 5a9d1d4c2487..93fc37200793 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -276,7 +276,7 @@ struct nand_onfi_params {
__le16 t_r;
__le16 t_ccs;
__le16 src_sync_timing_mode;
- __le16 src_ssync_features;
+ u8 src_ssync_features;
__le16 clk_pin_capacitance_typ;
__le16 io_pin_capacitance_typ;
__le16 input_pin_capacitance_typ;
@@ -284,7 +284,7 @@ struct nand_onfi_params {
u8 driver_strength_support;
__le16 t_int_r;
__le16 t_ald;
- u8 reserved4[7];
+ u8 reserved4[8];

/* vendor */
__le16 vendor_revision;
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index d999e503ba8a..c1a42027ee0e 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2013,7 +2013,10 @@ struct napi_gro_cb {
/* Number of gro_receive callbacks this packet already went through */
u8 recursion_counter:4;

- /* 3 bit hole */
+ /* Used in GRE, set in fou/gue_gro_receive */
+ u8 is_fou:1;
+
+ /* 2 bit hole */

/* used to support CHECKSUM_COMPLETE for tunneling protocols */
__wsum csum;
diff --git a/include/linux/sunrpc/msg_prot.h b/include/linux/sunrpc/msg_prot.h
index 807371357160..59cbf16eaeb5 100644
--- a/include/linux/sunrpc/msg_prot.h
+++ b/include/linux/sunrpc/msg_prot.h
@@ -158,9 +158,9 @@ typedef __be32 rpc_fraghdr;

/*
* Note that RFC 1833 does not put any size restrictions on the
- * netid string, but all currently defined netid's fit in 4 bytes.
+ * netid string, but all currently defined netid's fit in 5 bytes.
*/
-#define RPCBIND_MAXNETIDLEN (4u)
+#define RPCBIND_MAXNETIDLEN (5u)

/*
* Universal addresses are introduced in RFC 1833 and further spelled
diff --git a/include/net/bonding.h b/include/net/bonding.h
index d5abd3a80896..6fbfc21b27b1 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -34,6 +34,9 @@

#define BOND_DEFAULT_MIIMON 100

+#ifndef __long_aligned
+#define __long_aligned __attribute__((aligned((sizeof(long)))))
+#endif
/*
* Less bad way to call ioctl from within the kernel; this needs to be
* done some other way to get the call out of interrupt context.
@@ -138,7 +141,9 @@ struct bond_params {
struct reciprocal_value reciprocal_packets_per_slave;
u16 ad_actor_sys_prio;
u16 ad_user_port_key;
- u8 ad_actor_system[ETH_ALEN];
+
+ /* 2 bytes of padding : see ether_addr_equal_64bits() */
+ u8 ad_actor_system[ETH_ALEN + 2];
};

struct bond_parm_tbl {
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index fa5e703a14ed..a6bcb18ac4c3 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -258,6 +258,8 @@ struct fib6_table {
rwlock_t tb6_lock;
struct fib6_node tb6_root;
struct inet_peer_base tb6_peers;
+ unsigned int flags;
+#define RT6_TABLE_HAS_DFLT_ROUTER BIT(0)
};

#define RT6_TABLE_UNSPEC RT_TABLE_UNSPEC
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index df6474c37ca0..8d0a9b1fc39a 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -103,6 +103,9 @@ void fib6_force_start_gc(struct net *net);
struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
const struct in6_addr *addr, bool anycast);

+struct rt6_info *ip6_dst_alloc(struct net *net, struct net_device *dev,
+ int flags);
+
/*
* support functions for ND
*
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index f6ff83b2ac87..b8dfab88c877 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -112,6 +112,7 @@ struct fib_info {
unsigned char fib_scope;
unsigned char fib_type;
__be32 fib_prefsrc;
+ u32 fib_tb_id;
u32 fib_priority;
struct dst_metrics *fib_metrics;
#define fib_mtu fib_metrics->metrics[RTAX_MTU-1]
@@ -320,7 +321,7 @@ void fib_flush_external(struct net *net);
/* Exported by fib_semantics.c */
int ip_fib_check_default(__be32 gw, struct net_device *dev);
int fib_sync_down_dev(struct net_device *dev, unsigned long event, bool force);
-int fib_sync_down_addr(struct net *net, __be32 local);
+int fib_sync_down_addr(struct net_device *dev, __be32 local);
int fib_sync_up(struct net_device *dev, unsigned int nh_flags);
void fib_sync_mtu(struct net_device *dev, u32 orig_mtu);

diff --git a/include/net/route.h b/include/net/route.h
index d2a92d94ff72..6be55d00a200 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -210,6 +210,9 @@ unsigned int inet_addr_type_dev_table(struct net *net,
void ip_rt_multicast_event(struct in_device *);
int ip_rt_ioctl(struct net *, unsigned int cmd, void __user *arg);
void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt);
+struct rtable *rt_dst_alloc(struct net_device *dev,
+ unsigned int flags, u16 type,
+ bool nopolicy, bool noxfrm, bool will_cache);

struct in_ifaddr;
void fib_add_ifaddr(struct in_ifaddr *);
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index ccd2a964dad7..d236ce450da3 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -674,9 +674,11 @@ static inline struct sk_buff *qdisc_peek_dequeued(struct Qdisc *sch)
/* we can reuse ->gso_skb because peek isn't called for root qdiscs */
if (!sch->gso_skb) {
sch->gso_skb = sch->dequeue(sch);
- if (sch->gso_skb)
+ if (sch->gso_skb) {
/* it's still part of the queue */
+ qdisc_qstats_backlog_inc(sch, sch->gso_skb);
sch->q.qlen++;
+ }
}

return sch->gso_skb;
@@ -689,6 +691,7 @@ static inline struct sk_buff *qdisc_dequeue_peeked(struct Qdisc *sch)

if (skb) {
sch->gso_skb = NULL;
+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
} else {
skb = sch->dequeue(sch);
diff --git a/include/net/sock.h b/include/net/sock.h
index de4434284a34..be5ec94020f1 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1204,11 +1204,13 @@ static inline void memcg_memory_allocated_add(struct cg_proto *prot,
unsigned long amt,
int *parent_status)
{
- page_counter_charge(&prot->memory_allocated, amt);
+ struct page_counter *counter;
+
+ if (page_counter_try_charge(&prot->memory_allocated, amt, &counter))
+ return;

- if (page_counter_read(&prot->memory_allocated) >
- prot->memory_allocated.limit)
- *parent_status = OVER_LIMIT;
+ page_counter_charge(&prot->memory_allocated, amt);
+ *parent_status = OVER_LIMIT;
}

static inline void memcg_memory_allocated_sub(struct cg_proto *prot,
@@ -1651,7 +1653,13 @@ static inline void sock_put(struct sock *sk)
*/
void sock_gen_put(struct sock *sk);

-int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested);
+int __sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested,
+ unsigned int trim_cap);
+static inline int sk_receive_skb(struct sock *sk, struct sk_buff *skb,
+ const int nested)
+{
+ return __sk_receive_skb(sk, skb, nested, 1);
+}

static inline void sk_tx_queue_set(struct sock *sk, int tx_queue)
{
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 631614856afc..89685c7bc7c0 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1551,8 +1551,10 @@ int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family);
void xfrm4_local_error(struct sk_buff *skb, u32 mtu);
int xfrm6_extract_header(struct sk_buff *skb);
int xfrm6_extract_input(struct xfrm_state *x, struct sk_buff *skb);
-int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi);
+int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi,
+ struct ip6_tnl *t);
int xfrm6_transport_finish(struct sk_buff *skb, int async);
+int xfrm6_rcv_tnl(struct sk_buff *skb, struct ip6_tnl *t);
int xfrm6_rcv(struct sk_buff *skb);
int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr,
xfrm_address_t *saddr, u8 proto);
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index fd3fd8d17ef5..01431ef8cf07 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -152,7 +152,7 @@ static int map_create(union bpf_attr *attr)

err = bpf_map_charge_memlock(map);
if (err)
- goto free_map;
+ goto free_map_nouncharge;

err = bpf_map_new_fd(map);
if (err < 0)
@@ -162,6 +162,8 @@ static int map_create(union bpf_attr *attr)
return err;

free_map:
+ bpf_map_uncharge_memlock(map);
+free_map_nouncharge:
map->ops->map_free(map);
return err;
}
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index b42d2b8b283e..0daf4a40a985 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -2394,28 +2394,22 @@ account_entity_dequeue(struct cfs_rq *cfs_rq, struct sched_entity *se)

#ifdef CONFIG_FAIR_GROUP_SCHED
# ifdef CONFIG_SMP
-static inline long calc_tg_weight(struct task_group *tg, struct cfs_rq *cfs_rq)
+static long calc_cfs_shares(struct cfs_rq *cfs_rq, struct task_group *tg)
{
- long tg_weight;
+ long tg_weight, load, shares;

/*
- * Use this CPU's real-time load instead of the last load contribution
- * as the updating of the contribution is delayed, and we will use the
- * the real-time load to calc the share. See update_tg_load_avg().
+ * This really should be: cfs_rq->avg.load_avg, but instead we use
+ * cfs_rq->load.weight, which is its upper bound. This helps ramp up
+ * the shares for small weight interactive tasks.
*/
- tg_weight = atomic_long_read(&tg->load_avg);
- tg_weight -= cfs_rq->tg_load_avg_contrib;
- tg_weight += cfs_rq->load.weight;
-
- return tg_weight;
-}
+ load = scale_load_down(cfs_rq->load.weight);

-static long calc_cfs_shares(struct cfs_rq *cfs_rq, struct task_group *tg)
-{
- long tg_weight, load, shares;
+ tg_weight = atomic_long_read(&tg->load_avg);

- tg_weight = calc_tg_weight(tg, cfs_rq);
- load = cfs_rq->load.weight;
+ /* Ensure tg_weight >= load */
+ tg_weight -= cfs_rq->tg_load_avg_contrib;
+ tg_weight += load;

shares = (tg->shares * load);
if (tg_weight)
@@ -2434,6 +2428,7 @@ static inline long calc_cfs_shares(struct cfs_rq *cfs_rq, struct task_group *tg)
return tg->shares;
}
# endif /* CONFIG_SMP */
+
static void reweight_entity(struct cfs_rq *cfs_rq, struct sched_entity *se,
unsigned long weight)
{
diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index 3dd40c736067..a71bdad638d5 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -206,6 +206,10 @@ static u64 bpf_perf_event_read(u64 r1, u64 index, u64 r3, u64 r4, u64 r5)
event->pmu->count)
return -EINVAL;

+ if (unlikely(event->attr.type != PERF_TYPE_HARDWARE &&
+ event->attr.type != PERF_TYPE_RAW))
+ return -EINVAL;
+
/*
* we don't know if the function is run successfully by the
* return value. It can be judged in other places, such as
diff --git a/lib/mpi/longlong.h b/lib/mpi/longlong.h
index d2ecf0a09180..f1f31c754b3e 100644
--- a/lib/mpi/longlong.h
+++ b/lib/mpi/longlong.h
@@ -756,22 +756,22 @@ do { \
do { \
if (__builtin_constant_p(bh) && (bh) == 0) \
__asm__ ("{a%I4|add%I4c} %1,%3,%4\n\t{aze|addze} %0,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "%r" ((USItype)(ah)), \
"%r" ((USItype)(al)), \
"rI" ((USItype)(bl))); \
else if (__builtin_constant_p(bh) && (bh) == ~(USItype) 0) \
__asm__ ("{a%I4|add%I4c} %1,%3,%4\n\t{ame|addme} %0,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "%r" ((USItype)(ah)), \
"%r" ((USItype)(al)), \
"rI" ((USItype)(bl))); \
else \
__asm__ ("{a%I5|add%I5c} %1,%4,%5\n\t{ae|adde} %0,%2,%3" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "%r" ((USItype)(ah)), \
"r" ((USItype)(bh)), \
"%r" ((USItype)(al)), \
@@ -781,36 +781,36 @@ do { \
do { \
if (__builtin_constant_p(ah) && (ah) == 0) \
__asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{sfze|subfze} %0,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "r" ((USItype)(bh)), \
"rI" ((USItype)(al)), \
"r" ((USItype)(bl))); \
else if (__builtin_constant_p(ah) && (ah) == ~(USItype) 0) \
__asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{sfme|subfme} %0,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "r" ((USItype)(bh)), \
"rI" ((USItype)(al)), \
"r" ((USItype)(bl))); \
else if (__builtin_constant_p(bh) && (bh) == 0) \
__asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{ame|addme} %0,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "r" ((USItype)(ah)), \
"rI" ((USItype)(al)), \
"r" ((USItype)(bl))); \
else if (__builtin_constant_p(bh) && (bh) == ~(USItype) 0) \
__asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{aze|addze} %0,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "r" ((USItype)(ah)), \
"rI" ((USItype)(al)), \
"r" ((USItype)(bl))); \
else \
__asm__ ("{sf%I4|subf%I4c} %1,%5,%4\n\t{sfe|subfe} %0,%3,%2" \
- : "=r" ((USItype)(sh)), \
- "=&r" ((USItype)(sl)) \
+ : "=r" (sh), \
+ "=&r" (sl) \
: "r" ((USItype)(ah)), \
"r" ((USItype)(bh)), \
"rI" ((USItype)(al)), \
@@ -821,7 +821,7 @@ do { \
do { \
USItype __m0 = (m0), __m1 = (m1); \
__asm__ ("mulhwu %0,%1,%2" \
- : "=r" ((USItype) ph) \
+ : "=r" (ph) \
: "%r" (__m0), \
"r" (__m1)); \
(pl) = __m0 * __m1; \
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 2bdbaff3279b..88cea5154113 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -747,7 +747,7 @@ static u16 batadv_tvlv_container_list_size(struct batadv_priv *bat_priv)
static void batadv_tvlv_container_remove(struct batadv_priv *bat_priv,
struct batadv_tvlv_container *tvlv)
{
- lockdep_assert_held(&bat_priv->tvlv.handler_list_lock);
+ lockdep_assert_held(&bat_priv->tvlv.container_list_lock);

if (!tvlv)
return;
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 67ee7c83a28d..06f366d234ff 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -614,8 +614,10 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,

/* increase the refcounter of the related vlan */
vlan = batadv_softif_vlan_get(bat_priv, vid);
- if (WARN(!vlan, "adding TT local entry %pM to non-existent VLAN %d",
- addr, BATADV_PRINT_VID(vid))) {
+ if (!vlan) {
+ net_ratelimited_function(batadv_info, soft_iface,
+ "adding TT local entry %pM to non-existent VLAN %d\n",
+ addr, BATADV_PRINT_VID(vid));
kfree(tt_local);
tt_local = NULL;
goto out;
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 09442e0f7f67..1aa1d3d4979f 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -266,7 +266,7 @@ void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr)

/* If old entry was unassociated with any port, then delete it. */
f = __br_fdb_get(br, br->dev->dev_addr, 0);
- if (f && f->is_local && !f->dst)
+ if (f && f->is_local && !f->dst && !f->added_by_user)
fdb_delete_local(br, NULL, f);

fdb_insert(br, NULL, newaddr, 0);
@@ -281,7 +281,7 @@ void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr)
if (!br_vlan_should_use(v))
continue;
f = __br_fdb_get(br, br->dev->dev_addr, v->vid);
- if (f && f->is_local && !f->dst)
+ if (f && f->is_local && !f->dst && !f->added_by_user)
fdb_delete_local(br, NULL, f);
fdb_insert(br, NULL, newaddr, v->vid);
}
@@ -758,20 +758,25 @@ out:
}

/* Update (create or replace) forwarding database entry */
-static int fdb_add_entry(struct net_bridge_port *source, const __u8 *addr,
- __u16 state, __u16 flags, __u16 vid)
+static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source,
+ const __u8 *addr, __u16 state, __u16 flags, __u16 vid)
{
- struct net_bridge *br = source->br;
struct hlist_head *head = &br->hash[br_mac_hash(addr, vid)];
struct net_bridge_fdb_entry *fdb;
bool modified = false;

/* If the port cannot learn allow only local and static entries */
- if (!(state & NUD_PERMANENT) && !(state & NUD_NOARP) &&
+ if (source && !(state & NUD_PERMANENT) && !(state & NUD_NOARP) &&
!(source->state == BR_STATE_LEARNING ||
source->state == BR_STATE_FORWARDING))
return -EPERM;

+ if (!source && !(state & NUD_PERMANENT)) {
+ pr_info("bridge: RTM_NEWNEIGH %s without NUD_PERMANENT\n",
+ br->dev->name);
+ return -EINVAL;
+ }
+
fdb = fdb_find(head, addr, vid);
if (fdb == NULL) {
if (!(flags & NLM_F_CREATE))
@@ -826,22 +831,28 @@ static int fdb_add_entry(struct net_bridge_port *source, const __u8 *addr,
return 0;
}

-static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge_port *p,
- const unsigned char *addr, u16 nlh_flags, u16 vid)
+static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge *br,
+ struct net_bridge_port *p, const unsigned char *addr,
+ u16 nlh_flags, u16 vid)
{
int err = 0;

if (ndm->ndm_flags & NTF_USE) {
+ if (!p) {
+ pr_info("bridge: RTM_NEWNEIGH %s with NTF_USE is not supported\n",
+ br->dev->name);
+ return -EINVAL;
+ }
local_bh_disable();
rcu_read_lock();
- br_fdb_update(p->br, p, addr, vid, true);
+ br_fdb_update(br, p, addr, vid, true);
rcu_read_unlock();
local_bh_enable();
} else {
- spin_lock_bh(&p->br->hash_lock);
- err = fdb_add_entry(p, addr, ndm->ndm_state,
+ spin_lock_bh(&br->hash_lock);
+ err = fdb_add_entry(br, p, addr, ndm->ndm_state,
nlh_flags, vid);
- spin_unlock_bh(&p->br->hash_lock);
+ spin_unlock_bh(&br->hash_lock);
}

return err;
@@ -878,6 +889,7 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
dev->name);
return -EINVAL;
}
+ br = p->br;
vg = nbp_vlan_group(p);
}

@@ -889,15 +901,9 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
}

/* VID was specified, so use it. */
- if (dev->priv_flags & IFF_EBRIDGE)
- err = br_fdb_insert(br, NULL, addr, vid);
- else
- err = __br_fdb_add(ndm, p, addr, nlh_flags, vid);
+ err = __br_fdb_add(ndm, br, p, addr, nlh_flags, vid);
} else {
- if (dev->priv_flags & IFF_EBRIDGE)
- err = br_fdb_insert(br, NULL, addr, 0);
- else
- err = __br_fdb_add(ndm, p, addr, nlh_flags, 0);
+ err = __br_fdb_add(ndm, br, p, addr, nlh_flags, 0);
if (err || !vg || !vg->num_vlans)
goto out;

@@ -908,11 +914,7 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
list_for_each_entry(v, &vg->vlan_list, vlist) {
if (!br_vlan_should_use(v))
continue;
- if (dev->priv_flags & IFF_EBRIDGE)
- err = br_fdb_insert(br, NULL, addr, v->vid);
- else
- err = __br_fdb_add(ndm, p, addr, nlh_flags,
- v->vid);
+ err = __br_fdb_add(ndm, br, p, addr, nlh_flags, v->vid);
if (err)
goto out;
}
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index e24754a0e052..920b7c0f1e2d 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -78,13 +78,10 @@ static void br_do_proxy_arp(struct sk_buff *skb, struct net_bridge *br,

BR_INPUT_SKB_CB(skb)->proxyarp_replied = false;

- if (dev->flags & IFF_NOARP)
+ if ((dev->flags & IFF_NOARP) ||
+ !pskb_may_pull(skb, arp_hdr_len(dev)))
return;

- if (!pskb_may_pull(skb, arp_hdr_len(dev))) {
- dev->stats.tx_dropped++;
- return;
- }
parp = arp_hdr(skb);

if (parp->ar_pro != htons(ETH_P_IP) ||
diff --git a/net/core/dev.c b/net/core/dev.c
index 108c32903a74..a1043225c0c0 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4320,6 +4320,7 @@ static enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff
NAPI_GRO_CB(skb)->free = 0;
NAPI_GRO_CB(skb)->encap_mark = 0;
NAPI_GRO_CB(skb)->recursion_counter = 0;
+ NAPI_GRO_CB(skb)->is_fou = 0;
NAPI_GRO_CB(skb)->gro_remcsum_start = 0;

/* Setup for GRO checksum validation */
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 496bfcb787e7..189c3f2326f9 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -178,15 +178,16 @@ ip:

ip_proto = iph->protocol;

- if (!dissector_uses_key(flow_dissector,
- FLOW_DISSECTOR_KEY_IPV4_ADDRS))
- break;
+ if (dissector_uses_key(flow_dissector,
+ FLOW_DISSECTOR_KEY_IPV4_ADDRS)) {
+ key_addrs = skb_flow_dissector_target(flow_dissector,
+ FLOW_DISSECTOR_KEY_IPV4_ADDRS,
+ target_container);

- key_addrs = skb_flow_dissector_target(flow_dissector,
- FLOW_DISSECTOR_KEY_IPV4_ADDRS, target_container);
- memcpy(&key_addrs->v4addrs, &iph->saddr,
- sizeof(key_addrs->v4addrs));
- key_control->addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
+ memcpy(&key_addrs->v4addrs, &iph->saddr,
+ sizeof(key_addrs->v4addrs));
+ key_control->addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
+ }

if (ip_is_fragment(iph)) {
key_control->flags |= FLOW_DIS_IS_FRAGMENT;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index a9da58204afa..6f32d3086c7a 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -253,6 +253,7 @@ int rtnl_unregister(int protocol, int msgtype)

rtnl_msg_handlers[protocol][msgindex].doit = NULL;
rtnl_msg_handlers[protocol][msgindex].dumpit = NULL;
+ rtnl_msg_handlers[protocol][msgindex].calcit = NULL;

return 0;
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 2f63a90065e6..4e944fe98627 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4451,9 +4451,8 @@ int skb_vlan_pop(struct sk_buff *skb)
if (likely(skb_vlan_tag_present(skb))) {
skb->vlan_tci = 0;
} else {
- if (unlikely((skb->protocol != htons(ETH_P_8021Q) &&
- skb->protocol != htons(ETH_P_8021AD)) ||
- skb->len < VLAN_ETH_HLEN))
+ if (unlikely(skb->protocol != htons(ETH_P_8021Q) &&
+ skb->protocol != htons(ETH_P_8021AD)))
return 0;

err = __skb_vlan_pop(skb, &vlan_tci);
@@ -4461,9 +4460,8 @@ int skb_vlan_pop(struct sk_buff *skb)
return err;
}
/* move next vlan tag to hw accel tag */
- if (likely((skb->protocol != htons(ETH_P_8021Q) &&
- skb->protocol != htons(ETH_P_8021AD)) ||
- skb->len < VLAN_ETH_HLEN))
+ if (likely(skb->protocol != htons(ETH_P_8021Q) &&
+ skb->protocol != htons(ETH_P_8021AD)))
return 0;

vlan_proto = skb->protocol;
diff --git a/net/core/sock.c b/net/core/sock.c
index 0f4c15fcd87d..60b19c3bb0f7 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -484,11 +484,12 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
}
EXPORT_SYMBOL(sock_queue_rcv_skb);

-int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested)
+int __sk_receive_skb(struct sock *sk, struct sk_buff *skb,
+ const int nested, unsigned int trim_cap)
{
int rc = NET_RX_SUCCESS;

- if (sk_filter(sk, skb))
+ if (sk_filter_trim_cap(sk, skb, trim_cap))
goto discard_and_relse;

skb->dev = NULL;
@@ -524,7 +525,7 @@ discard_and_relse:
kfree_skb(skb);
goto out;
}
-EXPORT_SYMBOL(sk_receive_skb);
+EXPORT_SYMBOL(__sk_receive_skb);

struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie)
{
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index ef4c44d46293..3f51280374f0 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -868,7 +868,7 @@ lookup:
goto discard_and_relse;
nf_reset(skb);

- return sk_receive_skb(sk, skb, 1);
+ return __sk_receive_skb(sk, skb, 1, dh->dccph_doff * 4);

no_dccp_socket:
if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb))
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index d2caa4d69159..10eabd1a60aa 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -741,7 +741,7 @@ lookup:
if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;

- return sk_receive_skb(sk, skb, 1) ? -1 : 0;
+ return __sk_receive_skb(sk, skb, 1, dh->dccph_doff * 4) ? -1 : 0;

no_dccp_socket:
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb))
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 4256ac95a141..061c3939f93b 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1031,7 +1031,7 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
p->phy_interface = mode;

phy_dn = of_parse_phandle(port_dn, "phy-handle", 0);
- if (of_phy_is_fixed_link(port_dn)) {
+ if (!phy_dn && of_phy_is_fixed_link(port_dn)) {
/* In the case of a fixed PHY, the DT node associated
* to the fixed PHY is the Port DT node
*/
@@ -1041,7 +1041,7 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
return ret;
}
phy_is_fixed = true;
- phy_dn = port_dn;
+ phy_dn = of_node_get(port_dn);
}

if (ds->drv->get_phy_flags)
@@ -1060,6 +1060,7 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
ret = dsa_slave_phy_connect(p, slave_dev, phy_id);
if (ret) {
netdev_err(slave_dev, "failed to connect to phy%d: %d\n", phy_id, ret);
+ of_node_put(phy_dn);
return ret;
}
} else {
@@ -1068,6 +1069,8 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
phy_flags,
p->phy_interface);
}
+
+ of_node_put(phy_dn);
}

if (p->phy && phy_is_fixed)
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 03ccacff3c3d..b062f4c41306 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1814,7 +1814,7 @@ void inet_netconf_notify_devconf(struct net *net, int type, int ifindex,
struct sk_buff *skb;
int err = -ENOBUFS;

- skb = nlmsg_new(inet_netconf_msgsize_devconf(type), GFP_ATOMIC);
+ skb = nlmsg_new(inet_netconf_msgsize_devconf(type), GFP_KERNEL);
if (!skb)
goto errout;

@@ -1826,7 +1826,7 @@ void inet_netconf_notify_devconf(struct net *net, int type, int ifindex,
kfree_skb(skb);
goto errout;
}
- rtnl_notify(skb, net, 0, RTNLGRP_IPV4_NETCONF, NULL, GFP_ATOMIC);
+ rtnl_notify(skb, net, 0, RTNLGRP_IPV4_NETCONF, NULL, GFP_KERNEL);
return;
errout:
if (err < 0)
@@ -1883,7 +1883,7 @@ static int inet_netconf_get_devconf(struct sk_buff *in_skb,
}

err = -ENOBUFS;
- skb = nlmsg_new(inet_netconf_msgsize_devconf(-1), GFP_ATOMIC);
+ skb = nlmsg_new(inet_netconf_msgsize_devconf(-1), GFP_KERNEL);
if (!skb)
goto errout;

@@ -2007,16 +2007,16 @@ static void inet_forward_change(struct net *net)

for_each_netdev(net, dev) {
struct in_device *in_dev;
+
if (on)
dev_disable_lro(dev);
- rcu_read_lock();
- in_dev = __in_dev_get_rcu(dev);
+
+ in_dev = __in_dev_get_rtnl(dev);
if (in_dev) {
IN_DEV_CONF_SET(in_dev, FORWARDING, on);
inet_netconf_notify_devconf(net, NETCONFA_FORWARDING,
dev->ifindex, &in_dev->cnf);
}
- rcu_read_unlock();
}
}

diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 1f7b47ca2243..7d98aaa3bcad 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -509,6 +509,7 @@ static int rtentry_to_fib_config(struct net *net, int cmd, struct rtentry *rt,
if (!dev)
return -ENODEV;
cfg->fc_oif = dev->ifindex;
+ cfg->fc_table = l3mdev_fib_table(dev);
if (colon) {
struct in_ifaddr *ifa;
struct in_device *in_dev = __in_dev_get_rtnl(dev);
@@ -1034,7 +1035,7 @@ no_promotions:
* First of all, we scan fib_info list searching
* for stray nexthop entries, then ignite fib_flush.
*/
- if (fib_sync_down_addr(dev_net(dev), ifa->ifa_local))
+ if (fib_sync_down_addr(dev, ifa->ifa_local))
fib_flush(dev_net(dev));
}
}
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 3109b9bb95d2..498d5a929d6f 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1069,6 +1069,7 @@ struct fib_info *fib_create_info(struct fib_config *cfg)
fi->fib_priority = cfg->fc_priority;
fi->fib_prefsrc = cfg->fc_prefsrc;
fi->fib_type = cfg->fc_type;
+ fi->fib_tb_id = cfg->fc_table;

fi->fib_nhs = nhs;
change_nexthops(fi) {
@@ -1352,18 +1353,21 @@ nla_put_failure:
* referring to it.
* - device went down -> we must shutdown all nexthops going via it.
*/
-int fib_sync_down_addr(struct net *net, __be32 local)
+int fib_sync_down_addr(struct net_device *dev, __be32 local)
{
int ret = 0;
unsigned int hash = fib_laddr_hashfn(local);
struct hlist_head *head = &fib_info_laddrhash[hash];
+ int tb_id = l3mdev_fib_table(dev) ? : RT_TABLE_MAIN;
+ struct net *net = dev_net(dev);
struct fib_info *fi;

if (!fib_info_laddrhash || local == 0)
return 0;

hlist_for_each_entry(fi, head, fib_lhash) {
- if (!net_eq(fi->fib_net, net))
+ if (!net_eq(fi->fib_net, net) ||
+ fi->fib_tb_id != tb_id)
continue;
if (fi->fib_prefsrc == local) {
fi->fib_flags |= RTNH_F_DEAD;
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 0d87639deb27..09b01b888583 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1714,8 +1714,10 @@ struct fib_table *fib_trie_unmerge(struct fib_table *oldtb)
local_l = fib_find_node(lt, &local_tp, l->key);

if (fib_insert_alias(lt, local_tp, local_l, new_fa,
- NULL, l->key))
+ NULL, l->key)) {
+ kmem_cache_free(fn_alias_kmem, new_fa);
goto out;
+ }
}

/* stop loop if key wrapped back to 0 */
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index b5a137338e50..7ac370505e44 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -205,6 +205,9 @@ static struct sk_buff **fou_gro_receive(struct sk_buff **head,
*/
NAPI_GRO_CB(skb)->encap_mark = 0;

+ /* Flag this frame as already having an outer encap header */
+ NAPI_GRO_CB(skb)->is_fou = 1;
+
rcu_read_lock();
offloads = NAPI_GRO_CB(skb)->is_ipv6 ? inet6_offloads : inet_offloads;
ops = rcu_dereference(offloads[proto]);
@@ -372,6 +375,9 @@ static struct sk_buff **gue_gro_receive(struct sk_buff **head,
*/
NAPI_GRO_CB(skb)->encap_mark = 0;

+ /* Flag this frame as already having an outer encap header */
+ NAPI_GRO_CB(skb)->is_fou = 1;
+
rcu_read_lock();
offloads = NAPI_GRO_CB(skb)->is_ipv6 ? inet6_offloads : inet_offloads;
ops = rcu_dereference(offloads[guehdr->proto_ctype]);
diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
index 79ae0d7becbf..d9268af2ea44 100644
--- a/net/ipv4/gre_offload.c
+++ b/net/ipv4/gre_offload.c
@@ -151,6 +151,14 @@ static struct sk_buff **gre_gro_receive(struct sk_buff **head,
if ((greh->flags & ~(GRE_KEY|GRE_CSUM)) != 0)
goto out;

+ /* We can only support GRE_CSUM if we can track the location of
+ * the GRE header. In the case of FOU/GUE we cannot because the
+ * outer UDP header displaces the GRE header leaving us in a state
+ * of limbo.
+ */
+ if ((greh->flags & GRE_CSUM) && NAPI_GRO_CB(skb)->is_fou)
+ goto out;
+
type = greh->protocol;

rcu_read_lock();
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 031945bead36..9a9f49b55abd 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -478,7 +478,7 @@ static struct rtable *icmp_route_lookup(struct net *net,
fl4->flowi4_proto = IPPROTO_ICMP;
fl4->fl4_icmp_type = type;
fl4->fl4_icmp_code = code;
- fl4->flowi4_oif = l3mdev_master_ifindex(skb_in->dev);
+ fl4->flowi4_oif = l3mdev_master_ifindex(skb_dst(skb_in)->dev);

security_skb_classify_flow(skb_in, flowi4_to_flowi(fl4));
rt = __ip_route_output_key_hash(net, fl4,
@@ -503,7 +503,7 @@ static struct rtable *icmp_route_lookup(struct net *net,
if (err)
goto relookup_failed;

- if (inet_addr_type_dev_table(net, skb_in->dev,
+ if (inet_addr_type_dev_table(net, skb_dst(skb_in)->dev,
fl4_dec.saddr) == RTN_LOCAL) {
rt2 = __ip_route_output_key(net, &fl4_dec);
if (IS_ERR(rt2))
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 3e4184088082..e5448570d648 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -520,7 +520,8 @@ static struct rtable *gre_get_rt(struct sk_buff *skb,
return ip_route_output_key(net, fl);
}

-static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev)
+static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev,
+ __be16 proto)
{
struct ip_tunnel_info *tun_info;
const struct ip_tunnel_key *key;
@@ -563,7 +564,7 @@ static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev)
}

flags = tun_info->key.tun_flags & (TUNNEL_CSUM | TUNNEL_KEY);
- build_header(skb, tunnel_hlen, flags, htons(ETH_P_TEB),
+ build_header(skb, tunnel_hlen, flags, proto,
tunnel_id_to_key(tun_info->key.tun_id), 0);

df = key->tun_flags & TUNNEL_DONT_FRAGMENT ? htons(IP_DF) : 0;
@@ -605,7 +606,7 @@ static netdev_tx_t ipgre_xmit(struct sk_buff *skb,
const struct iphdr *tnl_params;

if (tunnel->collect_md) {
- gre_fb_xmit(skb, dev);
+ gre_fb_xmit(skb, dev, skb->protocol);
return NETDEV_TX_OK;
}

@@ -649,7 +650,7 @@ static netdev_tx_t gre_tap_xmit(struct sk_buff *skb,
struct ip_tunnel *tunnel = netdev_priv(dev);

if (tunnel->collect_md) {
- gre_fb_xmit(skb, dev);
+ gre_fb_xmit(skb, dev, htons(ETH_P_TEB));
return NETDEV_TX_OK;
}

@@ -851,9 +852,16 @@ static void __gre_tunnel_init(struct net_device *dev)
dev->hw_features |= GRE_FEATURES;

if (!(tunnel->parms.o_flags & TUNNEL_SEQ)) {
- /* TCP offload with GRE SEQ is not supported. */
- dev->features |= NETIF_F_GSO_SOFTWARE;
- dev->hw_features |= NETIF_F_GSO_SOFTWARE;
+ /* TCP offload with GRE SEQ is not supported, nor
+ * can we support 2 levels of outer headers requiring
+ * an update.
+ */
+ if (!(tunnel->parms.o_flags & TUNNEL_CSUM) ||
+ (tunnel->encap.type == TUNNEL_ENCAP_NONE)) {
+ dev->features |= NETIF_F_GSO_SOFTWARE;
+ dev->hw_features |= NETIF_F_GSO_SOFTWARE;
+ }
+
/* Can use a lockless transmit, unless we generate
* output sequences
*/
@@ -875,7 +883,7 @@ static int ipgre_tunnel_init(struct net_device *dev)
netif_keep_dst(dev);
dev->addr_len = 4;

- if (iph->daddr) {
+ if (iph->daddr && !tunnel->collect_md) {
#ifdef CONFIG_NET_IPGRE_BROADCAST
if (ipv4_is_multicast(iph->daddr)) {
if (!iph->saddr)
@@ -884,8 +892,9 @@ static int ipgre_tunnel_init(struct net_device *dev)
dev->header_ops = &ipgre_header_ops;
}
#endif
- } else
+ } else if (!tunnel->collect_md) {
dev->header_ops = &ipgre_header_ops;
+ }

return ip_tunnel_init(dev);
}
@@ -928,6 +937,11 @@ static int ipgre_tunnel_validate(struct nlattr *tb[], struct nlattr *data[])
if (flags & (GRE_VERSION|GRE_ROUTING))
return -EINVAL;

+ if (data[IFLA_GRE_COLLECT_METADATA] &&
+ data[IFLA_GRE_ENCAP_TYPE] &&
+ nla_get_u16(data[IFLA_GRE_ENCAP_TYPE]) != TUNNEL_ENCAP_NONE)
+ return -EINVAL;
+
return 0;
}

@@ -1230,6 +1244,7 @@ struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
{
struct nlattr *tb[IFLA_MAX + 1];
struct net_device *dev;
+ LIST_HEAD(list_kill);
struct ip_tunnel *t;
int err;

@@ -1245,8 +1260,10 @@ struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
t->collect_md = true;

err = ipgre_newlink(net, dev, tb, NULL);
- if (err < 0)
- goto out;
+ if (err < 0) {
+ free_netdev(dev);
+ return ERR_PTR(err);
+ }

/* openvswitch users expect packet sizes to be unrestricted,
* so set the largest MTU we can.
@@ -1255,9 +1272,14 @@ struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
if (err)
goto out;

+ err = rtnl_configure_link(dev, NULL);
+ if (err < 0)
+ goto out;
+
return dev;
out:
- free_netdev(dev);
+ ip_tunnel_dellink(dev, &list_kill);
+ unregister_netdevice_many(&list_kill);
return ERR_PTR(err);
}
EXPORT_SYMBOL_GPL(gretap_fb_dev_create);
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 1ea36bf778e6..9a7b60d6c670 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -279,9 +279,12 @@ int ip_cmsg_send(struct net *net, struct msghdr *msg, struct ipcm_cookie *ipc,
ipc->ttl = val;
break;
case IP_TOS:
- if (cmsg->cmsg_len != CMSG_LEN(sizeof(int)))
+ if (cmsg->cmsg_len == CMSG_LEN(sizeof(int)))
+ val = *(int *)CMSG_DATA(cmsg);
+ else if (cmsg->cmsg_len == CMSG_LEN(sizeof(u8)))
+ val = *(u8 *)CMSG_DATA(cmsg);
+ else
return -EINVAL;
- val = *(int *)CMSG_DATA(cmsg);
if (val < 0 || val > 255)
return -EINVAL;
ipc->tos = val;
diff --git a/net/ipv4/netfilter/nft_dup_ipv4.c b/net/ipv4/netfilter/nft_dup_ipv4.c
index bf855e64fc45..0c01a270bf9f 100644
--- a/net/ipv4/netfilter/nft_dup_ipv4.c
+++ b/net/ipv4/netfilter/nft_dup_ipv4.c
@@ -28,7 +28,7 @@ static void nft_dup_ipv4_eval(const struct nft_expr *expr,
struct in_addr gw = {
.s_addr = (__force __be32)regs->data[priv->sreg_addr],
};
- int oif = regs->data[priv->sreg_dev];
+ int oif = priv->sreg_dev ? regs->data[priv->sreg_dev] : -1;

nf_dup_ipv4(pkt->net, pkt->skb, pkt->hook, &gw, oif);
}
@@ -59,7 +59,9 @@ static int nft_dup_ipv4_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
struct nft_dup_ipv4 *priv = nft_expr_priv(expr);

- if (nft_dump_register(skb, NFTA_DUP_SREG_ADDR, priv->sreg_addr) ||
+ if (nft_dump_register(skb, NFTA_DUP_SREG_ADDR, priv->sreg_addr))
+ goto nla_put_failure;
+ if (priv->sreg_dev &&
nft_dump_register(skb, NFTA_DUP_SREG_DEV, priv->sreg_dev))
goto nla_put_failure;

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 74ae703c6909..29a87fadf01b 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -477,12 +477,18 @@ u32 ip_idents_reserve(u32 hash, int segs)
atomic_t *p_id = ip_idents + hash % IP_IDENTS_SZ;
u32 old = ACCESS_ONCE(*p_tstamp);
u32 now = (u32)jiffies;
- u32 delta = 0;
+ u32 new, delta = 0;

if (old != now && cmpxchg(p_tstamp, old, now) == old)
delta = prandom_u32_max(now - old);

- return atomic_add_return(segs + delta, p_id) - segs;
+ /* Do not use atomic_add_return() as it makes UBSAN unhappy */
+ do {
+ old = (u32)atomic_read(p_id);
+ new = old + delta + segs;
+ } while (atomic_cmpxchg(p_id, old, new) != old);
+
+ return new - segs;
}
EXPORT_SYMBOL(ip_idents_reserve);

@@ -1494,9 +1500,9 @@ static void rt_set_nexthop(struct rtable *rt, __be32 daddr,
#endif
}

-static struct rtable *rt_dst_alloc(struct net_device *dev,
- unsigned int flags, u16 type,
- bool nopolicy, bool noxfrm, bool will_cache)
+struct rtable *rt_dst_alloc(struct net_device *dev,
+ unsigned int flags, u16 type,
+ bool nopolicy, bool noxfrm, bool will_cache)
{
struct rtable *rt;

@@ -1525,6 +1531,7 @@ static struct rtable *rt_dst_alloc(struct net_device *dev,

return rt;
}
+EXPORT_SYMBOL(rt_dst_alloc);

/* called in rcu_read_lock() section */
static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 88bfd663d9a2..64c7265793a5 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2926,7 +2926,10 @@ static void tcp_update_rtt_min(struct sock *sk, u32 rtt_us)
{
const u32 now = tcp_time_stamp, wlen = sysctl_tcp_min_rtt_wlen * HZ;
struct rtt_meas *m = tcp_sk(sk)->rtt_min;
- struct rtt_meas rttm = { .rtt = (rtt_us ? : 1), .ts = now };
+ struct rtt_meas rttm = {
+ .rtt = likely(rtt_us) ? rtt_us : jiffies_to_usecs(1),
+ .ts = now,
+ };
u32 elapsed;

/* Check if the new measurement updates the 1st, 2nd, or 3rd choices */
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 0924f93a0aff..bb306996c15e 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1685,10 +1685,10 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb,

if (use_hash2) {
hash2_any = udp4_portaddr_hash(net, htonl(INADDR_ANY), hnum) &
- udp_table.mask;
- hash2 = udp4_portaddr_hash(net, daddr, hnum) & udp_table.mask;
+ udptable->mask;
+ hash2 = udp4_portaddr_hash(net, daddr, hnum) & udptable->mask;
start_lookup:
- hslot = &udp_table.hash2[hash2];
+ hslot = &udptable->hash2[hash2];
offset = offsetof(typeof(*sk), __sk_common.skc_portaddr_node);
}

@@ -1754,8 +1754,11 @@ static inline int udp4_csum_init(struct sk_buff *skb, struct udphdr *uh,
}
}

- return skb_checksum_init_zero_check(skb, proto, uh->check,
- inet_compute_pseudo);
+ /* Note, we are only interested in != 0 or == 0, thus the
+ * force to int.
+ */
+ return (__force int)skb_checksum_init_zero_check(skb, proto, uh->check,
+ inet_compute_pseudo);
}

/*
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 086cdf9f0501..583765a330ff 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -540,7 +540,7 @@ void inet6_netconf_notify_devconf(struct net *net, int type, int ifindex,
struct sk_buff *skb;
int err = -ENOBUFS;

- skb = nlmsg_new(inet6_netconf_msgsize_devconf(type), GFP_ATOMIC);
+ skb = nlmsg_new(inet6_netconf_msgsize_devconf(type), GFP_KERNEL);
if (!skb)
goto errout;

@@ -552,7 +552,7 @@ void inet6_netconf_notify_devconf(struct net *net, int type, int ifindex,
kfree_skb(skb);
goto errout;
}
- rtnl_notify(skb, net, 0, RTNLGRP_IPV6_NETCONF, NULL, GFP_ATOMIC);
+ rtnl_notify(skb, net, 0, RTNLGRP_IPV6_NETCONF, NULL, GFP_KERNEL);
return;
errout:
rtnl_set_sk_err(net, RTNLGRP_IPV6_NETCONF, err);
@@ -771,7 +771,14 @@ static int addrconf_fixup_forwarding(struct ctl_table *table, int *p, int newf)
}

if (p == &net->ipv6.devconf_all->forwarding) {
+ int old_dflt = net->ipv6.devconf_dflt->forwarding;
+
net->ipv6.devconf_dflt->forwarding = newf;
+ if ((!newf) ^ (!old_dflt))
+ inet6_netconf_notify_devconf(net, NETCONFA_FORWARDING,
+ NETCONFA_IFINDEX_DEFAULT,
+ net->ipv6.devconf_dflt);
+
addrconf_forward_change(net, newf);
if ((!newf) ^ (!old))
inet6_netconf_notify_devconf(net, NETCONFA_FORWARDING,
@@ -3146,6 +3153,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
void *ptr)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+ struct netdev_notifier_changeupper_info *info;
struct inet6_dev *idev = __in6_dev_get(dev);
struct net *net = dev_net(dev);
int run_pending = 0;
@@ -3307,6 +3315,15 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
case NETDEV_POST_TYPE_CHANGE:
addrconf_type_change(dev, event);
break;
+
+ case NETDEV_CHANGEUPPER:
+ info = ptr;
+
+ /* flush all routes if dev is linked to or unlinked from
+ * an L3 master device (e.g., VRF)
+ */
+ if (info->upper_dev && netif_is_l3_master(info->upper_dev))
+ addrconf_ifdown(dev, 0);
}

return NOTIFY_OK;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 3697cd08c515..d21e81cd6120 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -445,6 +445,8 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)

if (__ipv6_addr_needs_scope_id(addr_type))
iif = skb->dev->ifindex;
+ else
+ iif = l3mdev_master_ifindex(skb_dst(skb)->dev);

/*
* Must not send error if the source does not uniquely
@@ -499,9 +501,6 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
else if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->ucast_oif;

- if (!fl6.flowi6_oif)
- fl6.flowi6_oif = l3mdev_master_ifindex(skb->dev);
-
dst = icmpv6_route_lookup(net, skb, sk, &fl6);
if (IS_ERR(dst))
goto out;
diff --git a/net/ipv6/ip6_checksum.c b/net/ipv6/ip6_checksum.c
index 391a8fedb27e..1132624edee9 100644
--- a/net/ipv6/ip6_checksum.c
+++ b/net/ipv6/ip6_checksum.c
@@ -84,9 +84,12 @@ int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh, int proto)
* we accept a checksum of zero here. When we find the socket
* for the UDP packet we'll check if that socket allows zero checksum
* for IPv6 (set by socket option).
+ *
+ * Note, we are only interested in != 0 or == 0, thus the
+ * force to int.
*/
- return skb_checksum_init_zero_check(skb, proto, uh->check,
- ip6_compute_pseudo);
+ return (__force int)skb_checksum_init_zero_check(skb, proto, uh->check,
+ ip6_compute_pseudo);
}
EXPORT_SYMBOL(udp6_csum_init);

diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 4d273adcf130..2267920c086a 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -324,11 +324,9 @@ static int vti6_rcv(struct sk_buff *skb)
goto discard;
}

- XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6 = t;
-
rcu_read_unlock();

- return xfrm6_rcv(skb);
+ return xfrm6_rcv_tnl(skb, t);
}
rcu_read_unlock();
return -EINVAL;
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 91f16e679f63..20812e8b24dd 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1594,14 +1594,15 @@ static int ip6mr_sk_init(struct mr6_table *mrt, struct sock *sk)
if (likely(mrt->mroute6_sk == NULL)) {
mrt->mroute6_sk = sk;
net->ipv6.devconf_all->mc_forwarding++;
- inet6_netconf_notify_devconf(net, NETCONFA_MC_FORWARDING,
- NETCONFA_IFINDEX_ALL,
- net->ipv6.devconf_all);
- }
- else
+ } else {
err = -EADDRINUSE;
+ }
write_unlock_bh(&mrt_lock);

+ if (!err)
+ inet6_netconf_notify_devconf(net, NETCONFA_MC_FORWARDING,
+ NETCONFA_IFINDEX_ALL,
+ net->ipv6.devconf_all);
rtnl_unlock();

return err;
@@ -1619,11 +1620,11 @@ int ip6mr_sk_done(struct sock *sk)
write_lock_bh(&mrt_lock);
mrt->mroute6_sk = NULL;
net->ipv6.devconf_all->mc_forwarding--;
+ write_unlock_bh(&mrt_lock);
inet6_netconf_notify_devconf(net,
NETCONFA_MC_FORWARDING,
NETCONFA_IFINDEX_ALL,
net->ipv6.devconf_all);
- write_unlock_bh(&mrt_lock);

mroute_clean_tables(mrt, false);
err = 0;
diff --git a/net/ipv6/netfilter/nft_dup_ipv6.c b/net/ipv6/netfilter/nft_dup_ipv6.c
index 8bfd470cbe72..831f86e1ec08 100644
--- a/net/ipv6/netfilter/nft_dup_ipv6.c
+++ b/net/ipv6/netfilter/nft_dup_ipv6.c
@@ -26,7 +26,7 @@ static void nft_dup_ipv6_eval(const struct nft_expr *expr,
{
struct nft_dup_ipv6 *priv = nft_expr_priv(expr);
struct in6_addr *gw = (struct in6_addr *)&regs->data[priv->sreg_addr];
- int oif = regs->data[priv->sreg_dev];
+ int oif = priv->sreg_dev ? regs->data[priv->sreg_dev] : -1;

nf_dup_ipv6(pkt->net, pkt->skb, pkt->hook, gw, oif);
}
@@ -57,7 +57,9 @@ static int nft_dup_ipv6_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
struct nft_dup_ipv6 *priv = nft_expr_priv(expr);

- if (nft_dump_register(skb, NFTA_DUP_SREG_ADDR, priv->sreg_addr) ||
+ if (nft_dump_register(skb, NFTA_DUP_SREG_ADDR, priv->sreg_addr))
+ goto nla_put_failure;
+ if (priv->sreg_dev &&
nft_dump_register(skb, NFTA_DUP_SREG_DEV, priv->sreg_dev))
goto nla_put_failure;

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 63a7d31fa9f0..50eba77f5a0d 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -101,11 +101,13 @@ static int rt6_score_route(struct rt6_info *rt, int oif, int strict);
#ifdef CONFIG_IPV6_ROUTE_INFO
static struct rt6_info *rt6_add_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
- const struct in6_addr *gwaddr, int ifindex,
+ const struct in6_addr *gwaddr,
+ struct net_device *dev,
unsigned int pref);
static struct rt6_info *rt6_get_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
- const struct in6_addr *gwaddr, int ifindex);
+ const struct in6_addr *gwaddr,
+ struct net_device *dev);
#endif

struct uncached_list {
@@ -337,9 +339,9 @@ static struct rt6_info *__ip6_dst_alloc(struct net *net,
return rt;
}

-static struct rt6_info *ip6_dst_alloc(struct net *net,
- struct net_device *dev,
- int flags)
+struct rt6_info *ip6_dst_alloc(struct net *net,
+ struct net_device *dev,
+ int flags)
{
struct rt6_info *rt = __ip6_dst_alloc(net, dev, flags);

@@ -363,6 +365,7 @@ static struct rt6_info *ip6_dst_alloc(struct net *net,

return rt;
}
+EXPORT_SYMBOL(ip6_dst_alloc);

static void ip6_dst_destroy(struct dst_entry *dst)
{
@@ -801,7 +804,7 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
rt = rt6_get_dflt_router(gwaddr, dev);
else
rt = rt6_get_route_info(net, prefix, rinfo->prefix_len,
- gwaddr, dev->ifindex);
+ gwaddr, dev);

if (rt && !lifetime) {
ip6_del_rt(rt);
@@ -809,8 +812,8 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
}

if (!rt && lifetime)
- rt = rt6_add_route_info(net, prefix, rinfo->prefix_len, gwaddr, dev->ifindex,
- pref);
+ rt = rt6_add_route_info(net, prefix, rinfo->prefix_len, gwaddr,
+ dev, pref);
else if (rt)
rt->rt6i_flags = RTF_ROUTEINFO |
(rt->rt6i_flags & ~RTF_PREF_MASK) | RTF_PREF(pref);
@@ -2273,13 +2276,16 @@ static void ip6_rt_copy_init(struct rt6_info *rt, struct rt6_info *ort)
#ifdef CONFIG_IPV6_ROUTE_INFO
static struct rt6_info *rt6_get_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
- const struct in6_addr *gwaddr, int ifindex)
+ const struct in6_addr *gwaddr,
+ struct net_device *dev)
{
+ u32 tb_id = l3mdev_fib_table(dev) ? : RT6_TABLE_INFO;
+ int ifindex = dev->ifindex;
struct fib6_node *fn;
struct rt6_info *rt = NULL;
struct fib6_table *table;

- table = fib6_get_table(net, RT6_TABLE_INFO);
+ table = fib6_get_table(net, tb_id);
if (!table)
return NULL;

@@ -2305,12 +2311,13 @@ out:

static struct rt6_info *rt6_add_route_info(struct net *net,
const struct in6_addr *prefix, int prefixlen,
- const struct in6_addr *gwaddr, int ifindex,
+ const struct in6_addr *gwaddr,
+ struct net_device *dev,
unsigned int pref)
{
struct fib6_config cfg = {
.fc_metric = IP6_RT_PRIO_USER,
- .fc_ifindex = ifindex,
+ .fc_ifindex = dev->ifindex,
.fc_dst_len = prefixlen,
.fc_flags = RTF_GATEWAY | RTF_ADDRCONF | RTF_ROUTEINFO |
RTF_UP | RTF_PREF(pref),
@@ -2319,7 +2326,7 @@ static struct rt6_info *rt6_add_route_info(struct net *net,
.fc_nlinfo.nl_net = net,
};

- cfg.fc_table = l3mdev_fib_table_by_index(net, ifindex) ? : RT6_TABLE_INFO;
+ cfg.fc_table = l3mdev_fib_table(dev) ? : RT6_TABLE_INFO,
cfg.fc_dst = *prefix;
cfg.fc_gateway = *gwaddr;

@@ -2329,16 +2336,17 @@ static struct rt6_info *rt6_add_route_info(struct net *net,

ip6_route_add(&cfg);

- return rt6_get_route_info(net, prefix, prefixlen, gwaddr, ifindex);
+ return rt6_get_route_info(net, prefix, prefixlen, gwaddr, dev);
}
#endif

struct rt6_info *rt6_get_dflt_router(const struct in6_addr *addr, struct net_device *dev)
{
+ u32 tb_id = l3mdev_fib_table(dev) ? : RT6_TABLE_DFLT;
struct rt6_info *rt;
struct fib6_table *table;

- table = fib6_get_table(dev_net(dev), RT6_TABLE_DFLT);
+ table = fib6_get_table(dev_net(dev), tb_id);
if (!table)
return NULL;

@@ -2372,20 +2380,20 @@ struct rt6_info *rt6_add_dflt_router(const struct in6_addr *gwaddr,

cfg.fc_gateway = *gwaddr;

- ip6_route_add(&cfg);
+ if (!ip6_route_add(&cfg)) {
+ struct fib6_table *table;
+
+ table = fib6_get_table(dev_net(dev), cfg.fc_table);
+ if (table)
+ table->flags |= RT6_TABLE_HAS_DFLT_ROUTER;
+ }

return rt6_get_dflt_router(gwaddr, dev);
}

-void rt6_purge_dflt_routers(struct net *net)
+static void __rt6_purge_dflt_routers(struct fib6_table *table)
{
struct rt6_info *rt;
- struct fib6_table *table;
-
- /* NOTE: Keep consistent with rt6_get_dflt_router */
- table = fib6_get_table(net, RT6_TABLE_DFLT);
- if (!table)
- return;

restart:
read_lock_bh(&table->tb6_lock);
@@ -2399,6 +2407,27 @@ restart:
}
}
read_unlock_bh(&table->tb6_lock);
+
+ table->flags &= ~RT6_TABLE_HAS_DFLT_ROUTER;
+}
+
+void rt6_purge_dflt_routers(struct net *net)
+{
+ struct fib6_table *table;
+ struct hlist_head *head;
+ unsigned int h;
+
+ rcu_read_lock();
+
+ for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {
+ head = &net->ipv6.fib_table_hash[h];
+ hlist_for_each_entry_rcu(table, head, tb6_hlist) {
+ if (table->flags & RT6_TABLE_HAS_DFLT_ROUTER)
+ __rt6_purge_dflt_routers(table);
+ }
+ }
+
+ rcu_read_unlock();
}

static void rtmsg_to_fib6_config(struct net *net,
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 6e7f99569bdf..6a36fcc5c4e1 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -815,8 +815,13 @@ static void tcp_v6_send_response(const struct sock *sk, struct sk_buff *skb, u32
fl6.flowi6_proto = IPPROTO_TCP;
if (rt6_need_strict(&fl6.daddr) && !oif)
fl6.flowi6_oif = tcp_v6_iif(skb);
- else
+ else {
+ if (!oif && netif_index_is_l3_master(net, skb->skb_iif))
+ oif = skb->skb_iif;
+
fl6.flowi6_oif = oif;
+ }
+
fl6.flowi6_mark = IP6_REPLY_MARK(net, skb->mark);
fl6.fl6_dport = t1->dest;
fl6.fl6_sport = t1->source;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index f4e06748f86b..73f111206e36 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -801,10 +801,10 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,

if (use_hash2) {
hash2_any = udp6_portaddr_hash(net, &in6addr_any, hnum) &
- udp_table.mask;
- hash2 = udp6_portaddr_hash(net, daddr, hnum) & udp_table.mask;
+ udptable->mask;
+ hash2 = udp6_portaddr_hash(net, daddr, hnum) & udptable->mask;
start_lookup:
- hslot = &udp_table.hash2[hash2];
+ hslot = &udptable->hash2[hash2];
offset = offsetof(typeof(*sk), __sk_common.skc_portaddr_node);
}

diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c
index 0eaab1fa6be5..b5789562aded 100644
--- a/net/ipv6/xfrm6_input.c
+++ b/net/ipv6/xfrm6_input.c
@@ -21,8 +21,10 @@ int xfrm6_extract_input(struct xfrm_state *x, struct sk_buff *skb)
return xfrm6_extract_header(skb);
}

-int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi)
+int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi,
+ struct ip6_tnl *t)
{
+ XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6 = t;
XFRM_SPI_SKB_CB(skb)->family = AF_INET6;
XFRM_SPI_SKB_CB(skb)->daddroff = offsetof(struct ipv6hdr, daddr);
return xfrm_input(skb, nexthdr, spi, 0);
@@ -48,13 +50,18 @@ int xfrm6_transport_finish(struct sk_buff *skb, int async)
return -1;
}

-int xfrm6_rcv(struct sk_buff *skb)
+int xfrm6_rcv_tnl(struct sk_buff *skb, struct ip6_tnl *t)
{
return xfrm6_rcv_spi(skb, skb_network_header(skb)[IP6CB(skb)->nhoff],
- 0);
+ 0, t);
}
-EXPORT_SYMBOL(xfrm6_rcv);
+EXPORT_SYMBOL(xfrm6_rcv_tnl);

+int xfrm6_rcv(struct sk_buff *skb)
+{
+ return xfrm6_rcv_tnl(skb, NULL);
+}
+EXPORT_SYMBOL(xfrm6_rcv);
int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr,
xfrm_address_t *saddr, u8 proto)
{
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index f9d493c59d6c..07b7b2540579 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -239,7 +239,7 @@ static int xfrm6_tunnel_rcv(struct sk_buff *skb)
__be32 spi;

spi = xfrm6_tunnel_spi_lookup(net, (const xfrm_address_t *)&iph->saddr);
- return xfrm6_rcv_spi(skb, IPPROTO_IPV6, spi);
+ return xfrm6_rcv_spi(skb, IPPROTO_IPV6, spi, NULL);
}

static int xfrm6_tunnel_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 7cc9db38e1b6..0e8f8a3f7b23 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -839,7 +839,7 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
struct sock *sk = sock->sk;
struct irda_sock *new, *self = irda_sk(sk);
struct sock *newsk;
- struct sk_buff *skb;
+ struct sk_buff *skb = NULL;
int err;

err = irda_create(sock_net(sk), newsock, sk->sk_protocol, 0);
@@ -907,7 +907,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
err = -EPERM; /* value does not seem to make sense. -arnd */
if (!new->tsap) {
pr_debug("%s(), dup failed!\n", __func__);
- kfree_skb(skb);
goto out;
}

@@ -926,7 +925,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
/* Clean up the original one to keep it in listen state */
irttp_listen(self->tsap);

- kfree_skb(skb);
sk->sk_ack_backlog--;

newsock->state = SS_CONNECTED;
@@ -934,6 +932,7 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
irda_connect_response(new);
err = 0;
out:
+ kfree_skb(skb);
release_sock(sk);
return err;
}
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 2b8b5c57c7f0..8cbccddc0b1e 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1953,6 +1953,9 @@ static __net_exit void l2tp_exit_net(struct net *net)
l2tp_tunnel_delete(tunnel);
}
rcu_read_unlock_bh();
+
+ flush_workqueue(l2tp_wq);
+ rcu_barrier();
}

static struct pernet_operations l2tp_net_ops = {
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 72f76da88912..a991d1df6774 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1706,6 +1706,10 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta);
enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta);
void ieee80211_sta_set_rx_nss(struct sta_info *sta);
+enum ieee80211_sta_rx_bandwidth
+ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width);
+enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta);
+void ieee80211_sta_set_rx_nss(struct sta_info *sta);
u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
struct sta_info *sta, u8 opmode,
enum ieee80211_band band);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 031fbfd36d58..4ab78bc6c2ca 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2283,7 +2283,7 @@ void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata,
if (!ieee80211_is_data(hdr->frame_control))
return;

- if (ieee80211_is_nullfunc(hdr->frame_control) &&
+ if (ieee80211_is_any_nullfunc(hdr->frame_control) &&
sdata->u.mgd.probe_send_count > 0) {
if (ack)
ieee80211_sta_reset_conn_monitor(sdata);
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index b6be51940ead..af489405d5b3 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -308,11 +308,10 @@ void ieee80211_roc_notify_destroy(struct ieee80211_roc_work *roc, bool free)

/* was never transmitted */
if (roc->frame) {
- cfg80211_mgmt_tx_status(&roc->sdata->wdev,
- (unsigned long)roc->frame,
+ cfg80211_mgmt_tx_status(&roc->sdata->wdev, roc->mgmt_tx_cookie,
roc->frame->data, roc->frame->len,
false, GFP_KERNEL);
- kfree_skb(roc->frame);
+ ieee80211_free_txskb(&roc->sdata->local->hw, roc->frame);
}

if (!roc->mgmt_tx_cookie)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 2b7975c4dac7..a74a6ff18f91 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1110,8 +1110,7 @@ ieee80211_rx_h_check_dup(struct ieee80211_rx_data *rx)
return RX_CONTINUE;

if (ieee80211_is_ctl(hdr->frame_control) ||
- ieee80211_is_nullfunc(hdr->frame_control) ||
- ieee80211_is_qos_nullfunc(hdr->frame_control) ||
+ ieee80211_is_any_nullfunc(hdr->frame_control) ||
is_multicast_ether_addr(hdr->addr1))
return RX_CONTINUE;

@@ -1487,8 +1486,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
* Drop (qos-)data::nullfunc frames silently, since they
* are used only to control station power saving mode.
*/
- if (ieee80211_is_nullfunc(hdr->frame_control) ||
- ieee80211_is_qos_nullfunc(hdr->frame_control)) {
+ if (ieee80211_is_any_nullfunc(hdr->frame_control)) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_nullfunc);

/*
@@ -1977,7 +1975,7 @@ static int ieee80211_drop_unencrypted(struct ieee80211_rx_data *rx, __le16 fc)

/* Drop unencrypted frames if key is set. */
if (unlikely(!ieee80211_has_protected(fc) &&
- !ieee80211_is_nullfunc(fc) &&
+ !ieee80211_is_any_nullfunc(fc) &&
ieee80211_is_data(fc) && rx->key))
return -EACCES;

diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index d221300e59e5..618479e0d648 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -474,8 +474,7 @@ static void ieee80211_report_ack_skb(struct ieee80211_local *local,
rcu_read_lock();
sdata = ieee80211_sdata_from_skb(local, skb);
if (sdata) {
- if (ieee80211_is_nullfunc(hdr->frame_control) ||
- ieee80211_is_qos_nullfunc(hdr->frame_control))
+ if (ieee80211_is_any_nullfunc(hdr->frame_control))
cfg80211_probe_status(sdata->dev, hdr->addr1,
cookie, acked,
GFP_ATOMIC);
@@ -905,7 +904,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
I802_DEBUG_INC(local->dot11FailedCount);
}

- if (ieee80211_is_nullfunc(fc) && ieee80211_has_pm(fc) &&
+ if (ieee80211_is_any_nullfunc(fc) && ieee80211_has_pm(fc) &&
ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS) &&
!(info->flags & IEEE80211_TX_CTL_INJECTED) &&
local->ps_sdata && !(local->scanning)) {
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index ce2ece424384..ef6bde9b4ef9 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -4,7 +4,7 @@
* Copyright 2006-2010 Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
* Copyright 2014, Intel Corporation
* Copyright 2014 Intel Mobile Communications GmbH
- * Copyright 2015 Intel Deutschland GmbH
+ * Copyright 2015 - 2016 Intel Deutschland GmbH
*
* This file is GPLv2 as found in COPYING.
*/
@@ -15,6 +15,7 @@
#include <linux/rtnetlink.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
+#include "rate.h"

/* give usermode some time for retries in setting up the TDLS session */
#define TDLS_PEER_SETUP_TIMEOUT (15 * HZ)
@@ -302,7 +303,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata,
/* IEEE802.11ac-2013 Table E-4 */
u16 centers_80mhz[] = { 5210, 5290, 5530, 5610, 5690, 5775 };
struct cfg80211_chan_def uc = sta->tdls_chandef;
- enum nl80211_chan_width max_width = ieee80211_get_sta_bw(&sta->sta);
+ enum nl80211_chan_width max_width = ieee80211_sta_cap_chan_bw(sta);
int i;

/* only support upgrading non-narrow channels up to 80Mhz */
@@ -313,7 +314,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata,
if (max_width > NL80211_CHAN_WIDTH_80)
max_width = NL80211_CHAN_WIDTH_80;

- if (uc.width == max_width)
+ if (uc.width >= max_width)
return;
/*
* Channel usage constrains in the IEEE802.11ac-2013 specification only
@@ -324,6 +325,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata,
for (i = 0; i < ARRAY_SIZE(centers_80mhz); i++)
if (abs(uc.chan->center_freq - centers_80mhz[i]) <= 30) {
uc.center_freq1 = centers_80mhz[i];
+ uc.center_freq2 = 0;
uc.width = NL80211_CHAN_WIDTH_80;
break;
}
@@ -332,7 +334,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata,
return;

/* proceed to downgrade the chandef until usable or the same */
- while (uc.width > max_width &&
+ while (uc.width > max_width ||
!cfg80211_reg_can_beacon_relax(sdata->local->hw.wiphy, &uc,
sdata->wdev.iftype))
ieee80211_chandef_downgrade(&uc);
@@ -1242,18 +1244,44 @@ int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
return ret;
}

-static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata)
+static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata,
+ struct sta_info *sta)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_chanctx_conf *conf;
struct ieee80211_chanctx *ctx;
+ enum nl80211_chan_width width;
+ struct ieee80211_supported_band *sband;

mutex_lock(&local->chanctx_mtx);
conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
lockdep_is_held(&local->chanctx_mtx));
if (conf) {
+ width = conf->def.width;
+ sband = local->hw.wiphy->bands[conf->def.chan->band];
ctx = container_of(conf, struct ieee80211_chanctx, conf);
ieee80211_recalc_chanctx_chantype(local, ctx);
+
+ /* if width changed and a peer is given, update its BW */
+ if (width != conf->def.width && sta &&
+ test_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW)) {
+ enum ieee80211_sta_rx_bandwidth bw;
+
+ bw = ieee80211_chan_width_to_rx_bw(conf->def.width);
+ bw = min(bw, ieee80211_sta_cap_rx_bw(sta));
+ if (bw != sta->sta.bandwidth) {
+ sta->sta.bandwidth = bw;
+ rate_control_rate_update(local, sband, sta,
+ IEEE80211_RC_BW_CHANGED);
+ /*
+ * if a TDLS peer BW was updated, we need to
+ * recalc the chandef width again, to get the
+ * correct chanctx min_def
+ */
+ ieee80211_recalc_chanctx_chantype(local, ctx);
+ }
+ }
+
}
mutex_unlock(&local->chanctx_mtx);
}
@@ -1350,8 +1378,6 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
break;
}

- iee80211_tdls_recalc_chanctx(sdata);
-
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, peer);
if (!sta) {
@@ -1360,6 +1386,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
break;
}

+ iee80211_tdls_recalc_chanctx(sdata, sta);
iee80211_tdls_recalc_ht_protection(sdata, sta);

set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH);
@@ -1390,7 +1417,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
iee80211_tdls_recalc_ht_protection(sdata, NULL);
mutex_unlock(&local->sta_mtx);

- iee80211_tdls_recalc_chanctx(sdata);
+ iee80211_tdls_recalc_chanctx(sdata, NULL);
break;
default:
ret = -ENOTSUPP;
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 41f3eb565ef3..98c34c3adf39 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -291,7 +291,7 @@ ieee80211_tx_h_check_assoc(struct ieee80211_tx_data *tx)
if (unlikely(test_bit(SCAN_SW_SCANNING, &tx->local->scanning)) &&
test_bit(SDATA_STATE_OFFCHANNEL, &tx->sdata->state) &&
!ieee80211_is_probe_req(hdr->frame_control) &&
- !ieee80211_is_nullfunc(hdr->frame_control))
+ !ieee80211_is_any_nullfunc(hdr->frame_control))
/*
* When software scanning only nullfunc frames (to notify
* the sleep state to the AP) and probe requests (for the
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c
index c38b2f07a919..c77ef4e2daa3 100644
--- a/net/mac80211/vht.c
+++ b/net/mac80211/vht.c
@@ -299,7 +299,30 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta)
return IEEE80211_STA_RX_BW_80;
}

-static enum ieee80211_sta_rx_bandwidth
+enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta)
+{
+ struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.vht_cap;
+ u32 cap_width;
+
+ if (!vht_cap->vht_supported) {
+ if (!sta->sta.ht_cap.ht_supported)
+ return NL80211_CHAN_WIDTH_20_NOHT;
+
+ return sta->sta.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ?
+ NL80211_CHAN_WIDTH_40 : NL80211_CHAN_WIDTH_20;
+ }
+
+ cap_width = vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK;
+
+ if (cap_width == IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ)
+ return NL80211_CHAN_WIDTH_160;
+ else if (cap_width == IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ)
+ return NL80211_CHAN_WIDTH_80P80;
+
+ return NL80211_CHAN_WIDTH_80;
+}
+
+enum ieee80211_sta_rx_bandwidth
ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width)
{
switch (width) {
@@ -327,10 +350,7 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta)

bw = ieee80211_sta_cap_rx_bw(sta);
bw = min(bw, sta->cur_max_bandwidth);
-
- /* do not cap the BW of TDLS WIDER_BW peers by the bss */
- if (!test_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW))
- bw = min(bw, ieee80211_chan_width_to_rx_bw(bss_width));
+ bw = min(bw, ieee80211_chan_width_to_rx_bw(bss_width));

return bw;
}
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index a7967af0da82..6203995003a5 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2849,12 +2849,14 @@ static int nf_tables_newset(struct net *net, struct sock *nlsk,

err = nft_trans_set_add(&ctx, NFT_MSG_NEWSET, set);
if (err < 0)
- goto err2;
+ goto err3;

list_add_tail_rcu(&set->list, &table->sets);
table->use++;
return 0;

+err3:
+ ops->destroy(set);
err2:
kfree(set);
err1:
diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index 99bc2f87a974..204be9374657 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -130,7 +130,7 @@ next_rule:
list_for_each_entry_continue_rcu(rule, &chain->rules, list) {

/* This rule is not active, skip. */
- if (unlikely(rule->genmask & (1 << gencursor)))
+ if (unlikely(rule->genmask & gencursor))
continue;

rulenum++;
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 044559c10e98..f01764b94b34 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -309,14 +309,14 @@ replay:
#endif
{
nfnl_unlock(subsys_id);
- netlink_ack(skb, nlh, -EOPNOTSUPP);
+ netlink_ack(oskb, nlh, -EOPNOTSUPP);
return kfree_skb(skb);
}
}

if (!ss->commit || !ss->abort) {
nfnl_unlock(subsys_id);
- netlink_ack(skb, nlh, -EOPNOTSUPP);
+ netlink_ack(oskb, nlh, -EOPNOTSUPP);
return kfree_skb(skb);
}

@@ -406,7 +406,7 @@ ack:
* pointing to the batch header.
*/
nfnl_err_reset(&err_list);
- netlink_ack(skb, nlmsg_hdr(oskb), -ENOMEM);
+ netlink_ack(oskb, nlmsg_hdr(oskb), -ENOMEM);
status |= NFNL_BATCH_FAILURE;
goto done;
}
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 0a5df0cbaa28..a6c29c5bbfbd 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -121,6 +121,9 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
return PTR_ERR(set);
}

+ if (set->ops->update == NULL)
+ return -EOPNOTSUPP;
+
if (set->flags & NFT_SET_CONSTANT)
return -EBUSY;

diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 67583ad7f610..6ac1a8d19b88 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -610,14 +610,14 @@ int nci_core_conn_create(struct nci_dev *ndev, u8 destination_type,
struct nci_core_conn_create_cmd *cmd;
struct core_conn_create_data data;

+ if (!number_destination_params)
+ return -EINVAL;
+
data.length = params_len + sizeof(struct nci_core_conn_create_cmd);
cmd = kzalloc(data.length, GFP_KERNEL);
if (!cmd)
return -ENOMEM;

- if (!number_destination_params)
- return -EINVAL;
-
cmd->destination_type = destination_type;
cmd->number_destination_params = number_destination_params;
memcpy(cmd->params, params, params_len);
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index 7cb8184ac165..fd6c587b6a04 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -137,11 +137,23 @@ static bool is_flow_key_valid(const struct sw_flow_key *key)
return !!key->eth.type;
}

+static void update_ethertype(struct sk_buff *skb, struct ethhdr *hdr,
+ __be16 ethertype)
+{
+ if (skb->ip_summed == CHECKSUM_COMPLETE) {
+ __be16 diff[] = { ~(hdr->h_proto), ethertype };
+
+ skb->csum = ~csum_partial((char *)diff, sizeof(diff),
+ ~skb->csum);
+ }
+
+ hdr->h_proto = ethertype;
+}
+
static int push_mpls(struct sk_buff *skb, struct sw_flow_key *key,
const struct ovs_action_push_mpls *mpls)
{
__be32 *new_mpls_lse;
- struct ethhdr *hdr;

/* Networking stack do not allow simultaneous Tunnel and MPLS GSO. */
if (skb->encapsulation)
@@ -160,9 +172,7 @@ static int push_mpls(struct sk_buff *skb, struct sw_flow_key *key,

skb_postpush_rcsum(skb, new_mpls_lse, MPLS_HLEN);

- hdr = eth_hdr(skb);
- hdr->h_proto = mpls->mpls_ethertype;
-
+ update_ethertype(skb, eth_hdr(skb), mpls->mpls_ethertype);
if (!skb->inner_protocol)
skb_set_inner_protocol(skb, skb->protocol);
skb->protocol = mpls->mpls_ethertype;
@@ -193,7 +203,7 @@ static int pop_mpls(struct sk_buff *skb, struct sw_flow_key *key,
* field correctly in the presence of VLAN tags.
*/
hdr = (struct ethhdr *)(skb_mpls_header(skb) - ETH_HLEN);
- hdr->h_proto = ethertype;
+ update_ethertype(skb, hdr, ethertype);
if (eth_p_mpls(skb->protocol))
skb->protocol = ethertype;

diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index c10622a9321c..465756fe7958 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -110,7 +110,7 @@ void rds_tcp_restore_callbacks(struct socket *sock,

/*
* This is the only path that sets tc->t_sock. Send and receive trust that
- * it is set. The RDS_CONN_CONNECTED bit protects those paths from being
+ * it is set. The RDS_CONN_UP bit protects those paths from being
* called while it isn't set.
*/
void rds_tcp_set_callbacks(struct socket *sock, struct rds_connection *conn)
diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c
index e353e3255206..5213cd781c24 100644
--- a/net/rds/tcp_listen.c
+++ b/net/rds/tcp_listen.c
@@ -115,24 +115,32 @@ int rds_tcp_accept_one(struct socket *sock)
* rds_tcp_state_change() will do that cleanup
*/
rs_tcp = (struct rds_tcp_connection *)conn->c_transport_data;
- if (rs_tcp->t_sock &&
- ntohl(inet->inet_saddr) < ntohl(inet->inet_daddr)) {
- struct sock *nsk = new_sock->sk;
-
- nsk->sk_user_data = NULL;
- nsk->sk_prot->disconnect(nsk, 0);
- tcp_done(nsk);
- new_sock = NULL;
- ret = 0;
- goto out;
- } else if (rs_tcp->t_sock) {
- rds_tcp_restore_callbacks(rs_tcp->t_sock, rs_tcp);
- conn->c_outgoing = 0;
- }
-
rds_conn_transition(conn, RDS_CONN_DOWN, RDS_CONN_CONNECTING);
+ if (rs_tcp->t_sock) {
+ /* Need to resolve a duelling SYN between peers.
+ * We have an outstanding SYN to this peer, which may
+ * potentially have transitioned to the RDS_CONN_UP state,
+ * so we must quiesce any send threads before resetting
+ * c_transport_data.
+ */
+ wait_event(conn->c_waitq,
+ !test_bit(RDS_IN_XMIT, &conn->c_flags));
+ if (ntohl(inet->inet_saddr) < ntohl(inet->inet_daddr)) {
+ struct sock *nsk = new_sock->sk;
+
+ nsk->sk_user_data = NULL;
+ nsk->sk_prot->disconnect(nsk, 0);
+ tcp_done(nsk);
+ new_sock = NULL;
+ ret = 0;
+ goto out;
+ } else if (rs_tcp->t_sock) {
+ rds_tcp_restore_callbacks(rs_tcp->t_sock, rs_tcp);
+ conn->c_outgoing = 0;
+ }
+ }
rds_tcp_set_callbacks(new_sock, conn);
- rds_connect_complete(conn);
+ rds_connect_complete(conn); /* marks RDS_CONN_UP */
new_sock = NULL;
ret = 0;

diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index 3eef0215e53f..cdfb8d33bcba 100644
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -107,8 +107,9 @@ static int cls_bpf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
}

if (prog->exts_integrated) {
- res->class = prog->res.class;
- res->classid = qdisc_skb_cb(skb)->tc_classid;
+ res->class = 0;
+ res->classid = TC_H_MAJ(prog->res.classid) |
+ qdisc_skb_cb(skb)->tc_classid;

ret = cls_bpf_exec_opcode(filter_res);
if (ret == TC_ACT_UNSPEC)
@@ -118,10 +119,12 @@ static int cls_bpf_classify(struct sk_buff *skb, const struct tcf_proto *tp,

if (filter_res == 0)
continue;
-
- *res = prog->res;
- if (filter_res != -1)
+ if (filter_res != -1) {
+ res->class = 0;
res->classid = filter_res;
+ } else {
+ *res = prog->res;
+ }

ret = tcf_exts_exec(skb, &prog->exts, res);
if (ret < 0)
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 5ab8205f988b..a97096a7f801 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -351,12 +351,10 @@ static int fl_init_hashtable(struct cls_fl_head *head,

#define FL_KEY_MEMBER_OFFSET(member) offsetof(struct fl_flow_key, member)
#define FL_KEY_MEMBER_SIZE(member) (sizeof(((struct fl_flow_key *) 0)->member))
-#define FL_KEY_MEMBER_END_OFFSET(member) \
- (FL_KEY_MEMBER_OFFSET(member) + FL_KEY_MEMBER_SIZE(member))

-#define FL_KEY_IN_RANGE(mask, member) \
- (FL_KEY_MEMBER_OFFSET(member) <= (mask)->range.end && \
- FL_KEY_MEMBER_END_OFFSET(member) >= (mask)->range.start)
+#define FL_KEY_IS_MASKED(mask, member) \
+ memchr_inv(((char *)mask) + FL_KEY_MEMBER_OFFSET(member), \
+ 0, FL_KEY_MEMBER_SIZE(member)) \

#define FL_KEY_SET(keys, cnt, id, member) \
do { \
@@ -365,9 +363,9 @@ static int fl_init_hashtable(struct cls_fl_head *head,
cnt++; \
} while(0);

-#define FL_KEY_SET_IF_IN_RANGE(mask, keys, cnt, id, member) \
+#define FL_KEY_SET_IF_MASKED(mask, keys, cnt, id, member) \
do { \
- if (FL_KEY_IN_RANGE(mask, member)) \
+ if (FL_KEY_IS_MASKED(mask, member)) \
FL_KEY_SET(keys, cnt, id, member); \
} while(0);

@@ -379,14 +377,14 @@ static void fl_init_dissector(struct cls_fl_head *head,

FL_KEY_SET(keys, cnt, FLOW_DISSECTOR_KEY_CONTROL, control);
FL_KEY_SET(keys, cnt, FLOW_DISSECTOR_KEY_BASIC, basic);
- FL_KEY_SET_IF_IN_RANGE(mask, keys, cnt,
- FLOW_DISSECTOR_KEY_ETH_ADDRS, eth);
- FL_KEY_SET_IF_IN_RANGE(mask, keys, cnt,
- FLOW_DISSECTOR_KEY_IPV4_ADDRS, ipv4);
- FL_KEY_SET_IF_IN_RANGE(mask, keys, cnt,
- FLOW_DISSECTOR_KEY_IPV6_ADDRS, ipv6);
- FL_KEY_SET_IF_IN_RANGE(mask, keys, cnt,
- FLOW_DISSECTOR_KEY_PORTS, tp);
+ FL_KEY_SET_IF_MASKED(&mask->key, keys, cnt,
+ FLOW_DISSECTOR_KEY_ETH_ADDRS, eth);
+ FL_KEY_SET_IF_MASKED(&mask->key, keys, cnt,
+ FLOW_DISSECTOR_KEY_IPV4_ADDRS, ipv4);
+ FL_KEY_SET_IF_MASKED(&mask->key, keys, cnt,
+ FLOW_DISSECTOR_KEY_IPV6_ADDRS, ipv6);
+ FL_KEY_SET_IF_MASKED(&mask->key, keys, cnt,
+ FLOW_DISSECTOR_KEY_PORTS, tp);

skb_flow_dissector_init(&head->dissector, keys, cnt);
}
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
index d6e3ad43cecb..06e42727590a 100644
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -375,6 +375,7 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch)
cl->deficit = cl->quantum;
}

+ qdisc_qstats_backlog_inc(sch, skb);
sch->q.qlen++;
return err;
}
@@ -405,6 +406,7 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch)

bstats_update(&cl->bstats, skb);
qdisc_bstats_update(sch, skb);
+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
return skb;
}
@@ -426,6 +428,7 @@ static unsigned int drr_drop(struct Qdisc *sch)
if (cl->qdisc->ops->drop) {
len = cl->qdisc->ops->drop(cl->qdisc);
if (len > 0) {
+ sch->qstats.backlog -= len;
sch->q.qlen--;
if (cl->qdisc->q.qlen == 0)
list_del(&cl->alist);
@@ -461,6 +464,7 @@ static void drr_reset_qdisc(struct Qdisc *sch)
qdisc_reset(cl->qdisc);
}
}
+ sch->qstats.backlog = 0;
sch->q.qlen = 0;
}

diff --git a/net/sched/sch_fq.c b/net/sched/sch_fq.c
index eb814ffc0902..f4aa2ab4713a 100644
--- a/net/sched/sch_fq.c
+++ b/net/sched/sch_fq.c
@@ -830,20 +830,24 @@ nla_put_failure:
static int fq_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
{
struct fq_sched_data *q = qdisc_priv(sch);
- u64 now = ktime_get_ns();
- struct tc_fq_qd_stats st = {
- .gc_flows = q->stat_gc_flows,
- .highprio_packets = q->stat_internal_packets,
- .tcp_retrans = q->stat_tcp_retrans,
- .throttled = q->stat_throttled,
- .flows_plimit = q->stat_flows_plimit,
- .pkts_too_long = q->stat_pkts_too_long,
- .allocation_errors = q->stat_allocation_errors,
- .flows = q->flows,
- .inactive_flows = q->inactive_flows,
- .throttled_flows = q->throttled_flows,
- .time_next_delayed_flow = q->time_next_delayed_flow - now,
- };
+ struct tc_fq_qd_stats st;
+
+ sch_tree_lock(sch);
+
+ st.gc_flows = q->stat_gc_flows;
+ st.highprio_packets = q->stat_internal_packets;
+ st.tcp_retrans = q->stat_tcp_retrans;
+ st.throttled = q->stat_throttled;
+ st.flows_plimit = q->stat_flows_plimit;
+ st.pkts_too_long = q->stat_pkts_too_long;
+ st.allocation_errors = q->stat_allocation_errors;
+ st.time_next_delayed_flow = q->time_next_delayed_flow - ktime_get_ns();
+ st.flows = q->flows;
+ st.inactive_flows = q->inactive_flows;
+ st.throttled_flows = q->throttled_flows;
+ st.pad = 0;
+
+ sch_tree_unlock(sch);

return gnet_stats_copy_app(d, &st, sizeof(st));
}
diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
index 1800f7977595..70e0dfd21f04 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -588,7 +588,7 @@ static int fq_codel_dump_class_stats(struct Qdisc *sch, unsigned long cl,
qs.backlog = q->backlogs[idx];
qs.drops = flow->dropped;
}
- if (gnet_stats_copy_queue(d, NULL, &qs, 0) < 0)
+ if (gnet_stats_copy_queue(d, NULL, &qs, qs.qlen) < 0)
return -1;
if (idx < q->flows_cnt)
return gnet_stats_copy_app(d, &xstats, sizeof(xstats));
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index eec6dc2d3152..09cd65434748 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -49,6 +49,7 @@ static inline int dev_requeue_skb(struct sk_buff *skb, struct Qdisc *q)
{
q->gso_skb = skb;
q->qstats.requeues++;
+ qdisc_qstats_backlog_inc(q, skb);
q->q.qlen++; /* it's still part of the queue */
__netif_schedule(q);

@@ -92,6 +93,7 @@ static struct sk_buff *dequeue_skb(struct Qdisc *q, bool *validate,
txq = skb_get_tx_queue(txq->dev, skb);
if (!netif_xmit_frozen_or_stopped(txq)) {
q->gso_skb = NULL;
+ qdisc_qstats_backlog_dec(q, skb);
q->q.qlen--;
} else
skb = NULL;
@@ -624,18 +626,19 @@ struct Qdisc *qdisc_create_dflt(struct netdev_queue *dev_queue,
struct Qdisc *sch;

if (!try_module_get(ops->owner))
- goto errout;
+ return NULL;

sch = qdisc_alloc(dev_queue, ops);
- if (IS_ERR(sch))
- goto errout;
+ if (IS_ERR(sch)) {
+ module_put(ops->owner);
+ return NULL;
+ }
sch->parent = parentid;

if (!ops->init || ops->init(sch, NULL) == 0)
return sch;

qdisc_destroy(sch);
-errout:
return NULL;
}
EXPORT_SYMBOL(qdisc_create_dflt);
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index d783d7cc3348..1ac9f9f03fe3 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1529,6 +1529,7 @@ hfsc_reset_qdisc(struct Qdisc *sch)
q->eligible = RB_ROOT;
INIT_LIST_HEAD(&q->droplist);
qdisc_watchdog_cancel(&q->watchdog);
+ sch->qstats.backlog = 0;
sch->q.qlen = 0;
}

@@ -1559,14 +1560,6 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb)
struct hfsc_sched *q = qdisc_priv(sch);
unsigned char *b = skb_tail_pointer(skb);
struct tc_hfsc_qopt qopt;
- struct hfsc_class *cl;
- unsigned int i;
-
- sch->qstats.backlog = 0;
- for (i = 0; i < q->clhash.hashsize; i++) {
- hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)
- sch->qstats.backlog += cl->qdisc->qstats.backlog;
- }

qopt.defcls = q->defcls;
if (nla_put(skb, TCA_OPTIONS, sizeof(qopt), &qopt))
@@ -1604,6 +1597,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
if (cl->qdisc->q.qlen == 1)
set_active(cl, qdisc_pkt_len(skb));

+ qdisc_qstats_backlog_inc(sch, skb);
sch->q.qlen++;

return NET_XMIT_SUCCESS;
@@ -1672,6 +1666,7 @@ hfsc_dequeue(struct Qdisc *sch)

qdisc_unthrottled(sch);
qdisc_bstats_update(sch, skb);
+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;

return skb;
@@ -1695,6 +1690,7 @@ hfsc_drop(struct Qdisc *sch)
}
cl->qstats.drops++;
qdisc_qstats_drop(sch);
+ sch->qstats.backlog -= len;
sch->q.qlen--;
return len;
}
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index ca9fb2b0c14a..40ed14433f2c 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -85,6 +85,7 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch)

ret = qdisc_enqueue(skb, qdisc);
if (ret == NET_XMIT_SUCCESS) {
+ qdisc_qstats_backlog_inc(sch, skb);
sch->q.qlen++;
return NET_XMIT_SUCCESS;
}
@@ -117,6 +118,7 @@ static struct sk_buff *prio_dequeue(struct Qdisc *sch)
struct sk_buff *skb = qdisc_dequeue_peeked(qdisc);
if (skb) {
qdisc_bstats_update(sch, skb);
+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
return skb;
}
@@ -135,6 +137,7 @@ static unsigned int prio_drop(struct Qdisc *sch)
for (prio = q->bands-1; prio >= 0; prio--) {
qdisc = q->queues[prio];
if (qdisc->ops->drop && (len = qdisc->ops->drop(qdisc)) != 0) {
+ sch->qstats.backlog -= len;
sch->q.qlen--;
return len;
}
@@ -151,6 +154,7 @@ prio_reset(struct Qdisc *sch)

for (prio = 0; prio < q->bands; prio++)
qdisc_reset(q->queues[prio]);
+ sch->qstats.backlog = 0;
sch->q.qlen = 0;
}

diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 8d2d8d953432..8dabd8257b49 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -1150,6 +1150,7 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch)
if (!skb)
return NULL;

+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
qdisc_bstats_update(sch, skb);

@@ -1250,6 +1251,7 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
}

bstats_update(&cl->bstats, skb);
+ qdisc_qstats_backlog_inc(sch, skb);
++sch->q.qlen;

agg = cl->agg;
@@ -1516,6 +1518,7 @@ static void qfq_reset_qdisc(struct Qdisc *sch)
qdisc_reset(cl->qdisc);
}
}
+ sch->qstats.backlog = 0;
sch->q.qlen = 0;
}

diff --git a/net/sched/sch_sfb.c b/net/sched/sch_sfb.c
index 10c0b184cdbe..624b5e6fa52f 100644
--- a/net/sched/sch_sfb.c
+++ b/net/sched/sch_sfb.c
@@ -400,6 +400,7 @@ static int sfb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
enqueue:
ret = qdisc_enqueue(skb, child);
if (likely(ret == NET_XMIT_SUCCESS)) {
+ qdisc_qstats_backlog_inc(sch, skb);
sch->q.qlen++;
increment_qlen(skb, q);
} else if (net_xmit_drop_count(ret)) {
@@ -428,6 +429,7 @@ static struct sk_buff *sfb_dequeue(struct Qdisc *sch)

if (skb) {
qdisc_bstats_update(sch, skb);
+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
decrement_qlen(skb, q);
}
@@ -450,6 +452,7 @@ static void sfb_reset(struct Qdisc *sch)
struct sfb_sched_data *q = qdisc_priv(sch);

qdisc_reset(q->qdisc);
+ sch->qstats.backlog = 0;
sch->q.qlen = 0;
q->slot = 0;
q->double_buffering = false;
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 05c7a66f64da..87dee4deb66e 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -197,6 +197,7 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}

+ qdisc_qstats_backlog_inc(sch, skb);
sch->q.qlen++;
return NET_XMIT_SUCCESS;
}
@@ -207,6 +208,7 @@ static unsigned int tbf_drop(struct Qdisc *sch)
unsigned int len = 0;

if (q->qdisc->ops->drop && (len = q->qdisc->ops->drop(q->qdisc)) != 0) {
+ sch->qstats.backlog -= len;
sch->q.qlen--;
qdisc_qstats_drop(sch);
}
@@ -253,6 +255,7 @@ static struct sk_buff *tbf_dequeue(struct Qdisc *sch)
q->t_c = now;
q->tokens = toks;
q->ptokens = ptoks;
+ qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
qdisc_unthrottled(sch);
qdisc_bstats_update(sch, skb);
@@ -284,6 +287,7 @@ static void tbf_reset(struct Qdisc *sch)
struct tbf_sched_data *q = qdisc_priv(sch);

qdisc_reset(q->qdisc);
+ sch->qstats.backlog = 0;
sch->q.qlen = 0;
q->t_c = ktime_get_ns();
q->tokens = q->buffer;
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index f085b01b6603..f24d31f12cb4 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1290,7 +1290,7 @@ static struct sctp_transport *sctp_trans_elect_best(struct sctp_transport *curr,
if (score_curr > score_best)
return curr;
else if (score_curr == score_best)
- return sctp_trans_elect_tie(curr, best);
+ return sctp_trans_elect_tie(best, curr);
else
return best;
}
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 509e9426a056..e3e44237de1c 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -857,7 +857,11 @@ struct sctp_chunk *sctp_make_shutdown(const struct sctp_association *asoc,
sctp_shutdownhdr_t shut;
__u32 ctsn;

- ctsn = sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map);
+ if (chunk && chunk->asoc)
+ ctsn = sctp_tsnmap_get_ctsn(&chunk->asoc->peer.tsn_map);
+ else
+ ctsn = sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map);
+
shut.cum_tsn_ack = htonl(ctsn);

retval = sctp_make_control(asoc, SCTP_CID_SHUTDOWN, 0,
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index aab9e3f29755..fbbe268e34e7 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -72,7 +72,7 @@ static struct sctp_transport *sctp_transport_init(struct net *net,
*/
peer->rto = msecs_to_jiffies(net->sctp.rto_initial);

- peer->last_time_heard = ktime_get();
+ peer->last_time_heard = ktime_set(0, 0);
peer->last_time_ecne_reduced = jiffies;

peer->param_flags = SPP_HB_DISABLE |
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index 2dcb44f69e53..ddd70aec4d88 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -42,8 +42,8 @@ static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt,
size_t size;

req = rpcrdma_create_req(r_xprt);
- if (!req)
- return -ENOMEM;
+ if (IS_ERR(req))
+ return PTR_ERR(req);
req->rl_backchannel = true;

size = RPCRDMA_INLINE_WRITE_THRESHOLD(rqst);
@@ -84,25 +84,13 @@ out_fail:
static int rpcrdma_bc_setup_reps(struct rpcrdma_xprt *r_xprt,
unsigned int count)
{
- struct rpcrdma_buffer *buffers = &r_xprt->rx_buf;
- struct rpcrdma_rep *rep;
- unsigned long flags;
int rc = 0;

while (count--) {
- rep = rpcrdma_create_rep(r_xprt);
- if (IS_ERR(rep)) {
- pr_err("RPC: %s: reply buffer alloc failed\n",
- __func__);
- rc = PTR_ERR(rep);
+ rc = rpcrdma_create_rep(r_xprt);
+ if (rc)
break;
- }
-
- spin_lock_irqsave(&buffers->rb_lock, flags);
- list_add(&rep->rr_list, &buffers->rb_recv_bufs);
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
}
-
return rc;
}

@@ -341,6 +329,8 @@ void rpcrdma_bc_receive_call(struct rpcrdma_xprt *r_xprt,
rqst->rq_reply_bytes_recvd = 0;
rqst->rq_bytes_sent = 0;
rqst->rq_xid = headerp->rm_xid;
+
+ rqst->rq_private_buf.len = size;
set_bit(RPC_BC_PA_IN_USE, &rqst->rq_bc_pa_state);

buf = &rqst->rq_rcv_buf;
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 8c545f7d7525..740bddcf3488 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -576,6 +576,9 @@ xprt_rdma_free(void *buffer)

rb = container_of(buffer, struct rpcrdma_regbuf, rg_base[0]);
req = rb->rg_owner;
+ if (req->rl_backchannel)
+ return;
+
r_xprt = container_of(req->rl_buffer, struct rpcrdma_xprt, rx_buf);

dprintk("RPC: %s: called on 0x%p\n", __func__, req->rl_reply);
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index eadd1655145a..b6879a1986a7 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -911,10 +911,17 @@ rpcrdma_create_req(struct rpcrdma_xprt *r_xprt)
return req;
}

-struct rpcrdma_rep *
-rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
+/**
+ * rpcrdma_create_rep - Allocate an rpcrdma_rep object
+ * @r_xprt: controlling transport
+ *
+ * Returns 0 on success or a negative errno on failure.
+ */
+int
+ rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
{
struct rpcrdma_create_data_internal *cdata = &r_xprt->rx_data;
+ struct rpcrdma_buffer *buf = &r_xprt->rx_buf;
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
struct rpcrdma_rep *rep;
int rc;
@@ -934,12 +941,18 @@ rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
rep->rr_device = ia->ri_device;
rep->rr_rxprt = r_xprt;
INIT_WORK(&rep->rr_work, rpcrdma_receive_worker);
- return rep;
+
+ spin_lock(&buf->rb_lock);
+ list_add(&rep->rr_list, &buf->rb_recv_bufs);
+ spin_unlock(&buf->rb_lock);
+ return 0;

out_free:
kfree(rep);
out:
- return ERR_PTR(rc);
+ dprintk("RPC: %s: reply buffer %d alloc failed\n",
+ __func__, rc);
+ return rc;
}

int
@@ -975,17 +988,10 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt)
}

INIT_LIST_HEAD(&buf->rb_recv_bufs);
- for (i = 0; i < buf->rb_max_requests + 2; i++) {
- struct rpcrdma_rep *rep;
-
- rep = rpcrdma_create_rep(r_xprt);
- if (IS_ERR(rep)) {
- dprintk("RPC: %s: reply buffer %d alloc failed\n",
- __func__, i);
- rc = PTR_ERR(rep);
+ for (i = 0; i <= buf->rb_max_requests; i++) {
+ rc = rpcrdma_create_rep(r_xprt);
+ if (rc)
goto out;
- }
- list_add(&rep->rr_list, &buf->rb_recv_bufs);
}

return 0;
@@ -1337,15 +1343,14 @@ rpcrdma_ep_post_extra_recv(struct rpcrdma_xprt *r_xprt, unsigned int count)
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
struct rpcrdma_ep *ep = &r_xprt->rx_ep;
struct rpcrdma_rep *rep;
- unsigned long flags;
int rc;

while (count--) {
- spin_lock_irqsave(&buffers->rb_lock, flags);
+ spin_lock(&buffers->rb_lock);
if (list_empty(&buffers->rb_recv_bufs))
goto out_reqbuf;
rep = rpcrdma_buffer_get_rep_locked(buffers);
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ spin_unlock(&buffers->rb_lock);

rc = rpcrdma_ep_post_recv(ia, ep, rep);
if (rc)
@@ -1355,7 +1360,7 @@ rpcrdma_ep_post_extra_recv(struct rpcrdma_xprt *r_xprt, unsigned int count)
return 0;

out_reqbuf:
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ spin_unlock(&buffers->rb_lock);
pr_warn("%s: no extra receive buffers\n", __func__);
return -ENOMEM;

diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index ac7f8d4f632a..36ec6a602665 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -431,8 +431,8 @@ int rpcrdma_ep_post_recv(struct rpcrdma_ia *, struct rpcrdma_ep *,
* Buffer calls - xprtrdma/verbs.c
*/
struct rpcrdma_req *rpcrdma_create_req(struct rpcrdma_xprt *);
-struct rpcrdma_rep *rpcrdma_create_rep(struct rpcrdma_xprt *);
void rpcrdma_destroy_req(struct rpcrdma_ia *, struct rpcrdma_req *);
+int rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt);
int rpcrdma_buffer_create(struct rpcrdma_xprt *);
void rpcrdma_buffer_destroy(struct rpcrdma_buffer *);

diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c
index 78d6b78de29d..cb39f1c4251e 100644
--- a/net/tipc/udp_media.c
+++ b/net/tipc/udp_media.c
@@ -405,10 +405,13 @@ static int tipc_udp_enable(struct net *net, struct tipc_bearer *b,
tuncfg.encap_destroy = NULL;
setup_udp_tunnel_sock(net, ub->ubsock, &tuncfg);

- if (enable_mcast(ub, remote))
+ err = enable_mcast(ub, remote);
+ if (err)
goto err;
return 0;
err:
+ if (ub->ubsock)
+ udp_tunnel_sock_release(ub->ubsock);
kfree(ub);
return err;
}
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 1c4ad477ce93..6e3f0254d8a1 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -207,15 +207,15 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
family = XFRM_SPI_SKB_CB(skb)->family;

/* if tunnel is present override skb->mark value with tunnel i_key */
- if (XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip4) {
- switch (family) {
- case AF_INET:
+ switch (family) {
+ case AF_INET:
+ if (XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip4)
mark = be32_to_cpu(XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip4->parms.i_key);
- break;
- case AF_INET6:
+ break;
+ case AF_INET6:
+ if (XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6)
mark = be32_to_cpu(XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip6->parms.i_key);
- break;
- }
+ break;
}

/* Allocate new secpath or COW existing one. */
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 787f2cac18c5..d3595f1d00f2 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -332,6 +332,7 @@ static void xfrm_state_gc_destroy(struct xfrm_state *x)
{
tasklet_hrtimer_cancel(&x->mtimer);
del_timer_sync(&x->rtimer);
+ kfree(x->aead);
kfree(x->aalg);
kfree(x->ealg);
kfree(x->calg);
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index dd0509ee14da..158f630cc7a6 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -609,9 +609,12 @@ static struct xfrm_state *xfrm_state_construct(struct net *net,
if (err)
goto error;

- if (attrs[XFRMA_SEC_CTX] &&
- security_xfrm_state_alloc(x, nla_data(attrs[XFRMA_SEC_CTX])))
- goto error;
+ if (attrs[XFRMA_SEC_CTX]) {
+ err = security_xfrm_state_alloc(x,
+ nla_data(attrs[XFRMA_SEC_CTX]));
+ if (err)
+ goto error;
+ }

if ((err = xfrm_alloc_replay_state_esn(&x->replay_esn, &x->preplay_esn,
attrs[XFRMA_REPLAY_ESN_VAL])))
@@ -923,7 +926,8 @@ static int xfrm_dump_sa_done(struct netlink_callback *cb)
struct sock *sk = cb->skb->sk;
struct net *net = sock_net(sk);

- xfrm_state_walk_done(walk, net);
+ if (cb->args[0])
+ xfrm_state_walk_done(walk, net);
return 0;
}

@@ -948,8 +952,6 @@ static int xfrm_dump_sa(struct sk_buff *skb, struct netlink_callback *cb)
u8 proto = 0;
int err;

- cb->args[0] = 1;
-
err = nlmsg_parse(cb->nlh, 0, attrs, XFRMA_MAX,
xfrma_policy);
if (err < 0)
@@ -966,6 +968,7 @@ static int xfrm_dump_sa(struct sk_buff *skb, struct netlink_callback *cb)
proto = nla_get_u8(attrs[XFRMA_PROTO]);

xfrm_state_walk_init(walk, proto, filter);
+ cb->args[0] = 1;
}

(void) xfrm_state_walk(net, walk, dump_one_state, &info);
diff --git a/scripts/config b/scripts/config
index 026aeb4f32ee..73de17d39698 100755
--- a/scripts/config
+++ b/scripts/config
@@ -6,6 +6,9 @@ myname=${0##*/}
# If no prefix forced, use the default CONFIG_
CONFIG_="${CONFIG_-CONFIG_}"

+# We use an uncommon delimiter for sed substitutions
+SED_DELIM=$(echo -en "\001")
+
usage() {
cat >&2 <<EOL
Manipulate options in a .config file from the command line.
@@ -82,7 +85,7 @@ txt_subst() {
local infile="$3"
local tmpfile="$infile.swp"

- sed -e "s:$before:$after:" "$infile" >"$tmpfile"
+ sed -e "s$SED_DELIM$before$SED_DELIM$after$SED_DELIM" "$infile" >"$tmpfile"
# replace original file with the edited one
mv "$tmpfile" "$infile"
}
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index d6e89a6d0bb9..71a00b55d5ea 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1088,26 +1088,20 @@ static int wait_for_codec(struct fm801 *chip, unsigned int codec_id,
return -EIO;
}

-static int snd_fm801_chip_init(struct fm801 *chip, int resume)
+static int reset_codec(struct fm801 *chip)
{
- unsigned short cmdw;
-
- if (chip->tea575x_tuner & TUNER_ONLY)
- goto __ac97_ok;
-
/* codec cold reset + AC'97 warm reset */
fm801_writew(chip, CODEC_CTRL, (1 << 5) | (1 << 6));
fm801_readw(chip, CODEC_CTRL); /* flush posting data */
udelay(100);
fm801_writew(chip, CODEC_CTRL, 0);

- if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0)
- if (!resume) {
- dev_info(chip->card->dev,
- "Primary AC'97 codec not found, assume SF64-PCR (tuner-only)\n");
- chip->tea575x_tuner = 3 | TUNER_ONLY;
- goto __ac97_ok;
- }
+ return wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750));
+}
+
+static void snd_fm801_chip_multichannel_init(struct fm801 *chip)
+{
+ unsigned short cmdw;

if (chip->multichannel) {
if (chip->secondary_addr) {
@@ -1134,8 +1128,11 @@ static int snd_fm801_chip_init(struct fm801 *chip, int resume)
/* cause timeout problems */
wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750));
}
+}

- __ac97_ok:
+static void snd_fm801_chip_init(struct fm801 *chip)
+{
+ unsigned short cmdw;

/* init volume */
fm801_writew(chip, PCM_VOL, 0x0808);
@@ -1156,11 +1153,8 @@ static int snd_fm801_chip_init(struct fm801 *chip, int resume)
/* interrupt clear */
fm801_writew(chip, IRQ_STATUS,
FM801_IRQ_PLAYBACK | FM801_IRQ_CAPTURE | FM801_IRQ_MPU);
-
- return 0;
}

-
static int snd_fm801_free(struct fm801 *chip)
{
unsigned short cmdw;
@@ -1173,6 +1167,8 @@ static int snd_fm801_free(struct fm801 *chip)
cmdw |= 0x00c3;
fm801_writew(chip, IRQ_MASK, cmdw);

+ devm_free_irq(&chip->pci->dev, chip->irq, chip);
+
__end_hw:
#ifdef CONFIG_SND_FM801_TEA575X_BOOL
if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
@@ -1215,7 +1211,21 @@ static int snd_fm801_create(struct snd_card *card,
if ((err = pci_request_regions(pci, "FM801")) < 0)
return err;
chip->port = pci_resource_start(pci, 0);
- if ((tea575x_tuner & TUNER_ONLY) == 0) {
+
+ if (pci->revision >= 0xb1) /* FM801-AU */
+ chip->multichannel = 1;
+
+ if (!(chip->tea575x_tuner & TUNER_ONLY)) {
+ if (reset_codec(chip) < 0) {
+ dev_info(chip->card->dev,
+ "Primary AC'97 codec not found, assume SF64-PCR (tuner-only)\n");
+ chip->tea575x_tuner = 3 | TUNER_ONLY;
+ } else {
+ snd_fm801_chip_multichannel_init(chip);
+ }
+ }
+
+ if ((chip->tea575x_tuner & TUNER_ONLY) == 0) {
if (devm_request_irq(&pci->dev, pci->irq, snd_fm801_interrupt,
IRQF_SHARED, KBUILD_MODNAME, chip)) {
dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
@@ -1226,12 +1236,7 @@ static int snd_fm801_create(struct snd_card *card,
pci_set_master(pci);
}

- if (pci->revision >= 0xb1) /* FM801-AU */
- chip->multichannel = 1;
-
- snd_fm801_chip_init(chip, 0);
- /* init might set tuner access method */
- tea575x_tuner = chip->tea575x_tuner;
+ snd_fm801_chip_init(chip);

if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_fm801_free(chip);
@@ -1249,14 +1254,16 @@ static int snd_fm801_create(struct snd_card *card,
chip->tea.private_data = chip;
chip->tea.ops = &snd_fm801_tea_ops;
sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci));
- if ((tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
- (tea575x_tuner & TUNER_TYPE_MASK) < 4) {
+ if ((chip->tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
+ (chip->tea575x_tuner & TUNER_TYPE_MASK) < 4) {
if (snd_tea575x_init(&chip->tea, THIS_MODULE)) {
dev_err(card->dev, "TEA575x radio not found\n");
snd_fm801_free(chip);
return -ENODEV;
}
- } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0) {
+ } else if ((chip->tea575x_tuner & TUNER_TYPE_MASK) == 0) {
+ unsigned int tuner_only = chip->tea575x_tuner & TUNER_ONLY;
+
/* autodetect tuner connection */
for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) {
chip->tea575x_tuner = tea575x_tuner;
@@ -1271,6 +1278,8 @@ static int snd_fm801_create(struct snd_card *card,
dev_err(card->dev, "TEA575x radio not found\n");
chip->tea575x_tuner = TUNER_DISABLED;
}
+
+ chip->tea575x_tuner |= tuner_only;
}
if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
strlcpy(chip->tea.card, get_tea575x_gpio(chip)->name,
@@ -1389,7 +1398,13 @@ static int snd_fm801_resume(struct device *dev)
struct fm801 *chip = card->private_data;
int i;

- snd_fm801_chip_init(chip, 1);
+ if (chip->tea575x_tuner & TUNER_ONLY) {
+ snd_fm801_chip_init(chip);
+ } else {
+ reset_codec(chip);
+ snd_fm801_chip_multichannel_init(chip);
+ snd_fm801_chip_init(chip);
+ }
snd_ac97_resume(chip->ac97);
snd_ac97_resume(chip->ac97_sec);
for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index da9f6749b3be..8dd6cf0b8939 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1977,9 +1977,10 @@ static const struct hdac_io_ops pci_hda_io_ops = {
* some HD-audio PCI entries are exposed without any codecs, and such devices
* should be ignored from the beginning.
*/
-static const struct snd_pci_quirk driver_blacklist[] = {
- SND_PCI_QUIRK(0x1462, 0xcb59, "MSI TRX40 Creator", 0),
- SND_PCI_QUIRK(0x1462, 0xcb60, "MSI TRX40", 0),
+static const struct pci_device_id driver_blacklist[] = {
+ { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1043, 0x874f) }, /* ASUS ROG Zenith II / Strix */
+ { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb59) }, /* MSI TRX40 Creator */
+ { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb60) }, /* MSI TRX40 */
{}
};

@@ -2002,7 +2003,7 @@ static int azx_probe(struct pci_dev *pci,
bool schedule_probe;
int err;

- if (snd_pci_quirk_lookup(pci, driver_blacklist)) {
+ if (pci_match_id(driver_blacklist, pci)) {
dev_info(&pci->dev, "Skipping the blacklisted device\n");
return -ENODEV;
}
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index d46e9ad600b4..06736bea422e 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -146,6 +146,7 @@ static bool fsl_ssi_volatile_reg(struct device *dev, unsigned int reg)
case CCSR_SSI_SRX1:
case CCSR_SSI_SISR:
case CCSR_SSI_SFCSR:
+ case CCSR_SSI_SACNT:
case CCSR_SSI_SACADD:
case CCSR_SSI_SACDAT:
case CCSR_SSI_SATAG:
@@ -239,8 +240,9 @@ struct fsl_ssi_private {
unsigned int baudclk_streams;
unsigned int bitclk_freq;

- /*regcache for SFCSR*/
+ /* regcache for volatile regs */
u32 regcache_sfcsr;
+ u32 regcache_sacnt;

/* DMA params */
struct snd_dmaengine_dai_dma_data dma_params_tx;
@@ -1597,6 +1599,8 @@ static int fsl_ssi_suspend(struct device *dev)

regmap_read(regs, CCSR_SSI_SFCSR,
&ssi_private->regcache_sfcsr);
+ regmap_read(regs, CCSR_SSI_SACNT,
+ &ssi_private->regcache_sacnt);

regcache_cache_only(regs, true);
regcache_mark_dirty(regs);
@@ -1615,6 +1619,8 @@ static int fsl_ssi_resume(struct device *dev)
CCSR_SSI_SFCSR_RFWM1_MASK | CCSR_SSI_SFCSR_TFWM1_MASK |
CCSR_SSI_SFCSR_RFWM0_MASK | CCSR_SSI_SFCSR_TFWM0_MASK,
ssi_private->regcache_sfcsr);
+ regmap_write(regs, CCSR_SSI_SACNT,
+ ssi_private->regcache_sacnt);

return regcache_sync(regs);
}
diff --git a/sound/soc/intel/atom/sst/sst_stream.c b/sound/soc/intel/atom/sst/sst_stream.c
index e83da42a8c03..c798f8d4ae43 100644
--- a/sound/soc/intel/atom/sst/sst_stream.c
+++ b/sound/soc/intel/atom/sst/sst_stream.c
@@ -108,7 +108,7 @@ int sst_alloc_stream_mrfld(struct intel_sst_drv *sst_drv_ctx, void *params)
str_id, pipe_id);
ret = sst_prepare_and_post_msg(sst_drv_ctx, task_id, IPC_CMD,
IPC_IA_ALLOC_STREAM_MRFLD, pipe_id, sizeof(alloc_param),
- &alloc_param, data, true, true, false, true);
+ &alloc_param, &data, true, true, false, true);

if (ret < 0) {
dev_err(sst_drv_ctx->dev, "FW alloc failed ret %d\n", ret);
diff --git a/sound/soc/tegra/tegra_alc5632.c b/sound/soc/tegra/tegra_alc5632.c
index ba272e21a6fa..deb597f7c302 100644
--- a/sound/soc/tegra/tegra_alc5632.c
+++ b/sound/soc/tegra/tegra_alc5632.c
@@ -101,12 +101,16 @@ static const struct snd_kcontrol_new tegra_alc5632_controls[] = {

static int tegra_alc5632_asoc_init(struct snd_soc_pcm_runtime *rtd)
{
+ int ret;
struct tegra_alc5632 *machine = snd_soc_card_get_drvdata(rtd->card);

- snd_soc_card_jack_new(rtd->card, "Headset Jack", SND_JACK_HEADSET,
- &tegra_alc5632_hs_jack,
- tegra_alc5632_hs_jack_pins,
- ARRAY_SIZE(tegra_alc5632_hs_jack_pins));
+ ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
+ SND_JACK_HEADSET,
+ &tegra_alc5632_hs_jack,
+ tegra_alc5632_hs_jack_pins,
+ ARRAY_SIZE(tegra_alc5632_hs_jack_pins));
+ if (ret)
+ return ret;

if (gpio_is_valid(machine->gpio_hp_det)) {
tegra_alc5632_hp_jack_gpio.gpio = machine->gpio_hp_det;
diff --git a/tools/perf/util/perf_regs.c b/tools/perf/util/perf_regs.c
index 6b8eb13e14e4..c4023f22f287 100644
--- a/tools/perf/util/perf_regs.c
+++ b/tools/perf/util/perf_regs.c
@@ -12,18 +12,18 @@ int perf_reg_value(u64 *valp, struct regs_dump *regs, int id)
int i, idx = 0;
u64 mask = regs->mask;

- if (regs->cache_mask & (1 << id))
+ if (regs->cache_mask & (1ULL << id))
goto out;

- if (!(mask & (1 << id)))
+ if (!(mask & (1ULL << id)))
return -EINVAL;

for (i = 0; i < id; i++) {
- if (mask & (1 << i))
+ if (mask & (1ULL << i))
idx++;
}

- regs->cache_mask |= (1 << id);
+ regs->cache_mask |= (1ULL << id);
regs->cache_regs[id] = regs->regs[idx];

out:
diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c
index 1b2ce334bb3f..47c074d73e61 100644
--- a/tools/testing/selftests/ipc/msgque.c
+++ b/tools/testing/selftests/ipc/msgque.c
@@ -135,7 +135,7 @@ int dump_queue(struct msgque_data *msgque)
for (kern_id = 0; kern_id < 256; kern_id++) {
ret = msgctl(kern_id, MSG_STAT, &ds);
if (ret < 0) {
- if (errno == -EINVAL)
+ if (errno == EINVAL)
continue;
printf("Failed to get stats for IPC queue with id %d\n",
kern_id);