Re: Linux 4.9.331

From: Greg Kroah-Hartman
Date: Wed Oct 26 2022 - 07:37:55 EST

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diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 743ffbcc6b5f..2d1f8f803fb2 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -125,7 +125,7 @@ Description:
Raw capacitance measurement from channel Y. Units after
application of scale and offset are nanofarads.

-What: /sys/.../iio:deviceX/in_capacitanceY-in_capacitanceZ_raw
+What: /sys/.../iio:deviceX/in_capacitanceY-capacitanceZ_raw
KernelVersion: 3.2
Contact: linux-iio@xxxxxxxxxxxxxxx
Description:
diff --git a/Documentation/devicetree/bindings/dma/moxa,moxart-dma.txt b/Documentation/devicetree/bindings/dma/moxa,moxart-dma.txt
index 8a9f3559335b..7e14e26676ec 100644
--- a/Documentation/devicetree/bindings/dma/moxa,moxart-dma.txt
+++ b/Documentation/devicetree/bindings/dma/moxa,moxart-dma.txt
@@ -34,8 +34,8 @@ Example:
Use specific request line passing from dma
For example, MMC request line is 5

- sdhci: sdhci@98e00000 {
- compatible = "moxa,moxart-sdhci";
+ mmc: mmc@98e00000 {
+ compatible = "moxa,moxart-mmc";
reg = <0x98e00000 0x5C>;
interrupts = <5 0>;
clocks = <&clk_apb>;
diff --git a/Makefile b/Makefile
index ad86576ed692..b9a0f8e5f09f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 330
+SUBLEVEL = 331
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0f1dbd3238a5..25eaf3775904 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -53,7 +53,7 @@ config ARM
select HAVE_EFFICIENT_UNALIGNED_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && MMU
select HAVE_EXIT_THREAD
select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL)
- select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL)
+ select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL && !CC_IS_CLANG)
select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_GCC_PLUGINS
@@ -1961,7 +1961,6 @@ config CMDLINE
choice
prompt "Kernel command line type" if CMDLINE != ""
default CMDLINE_FROM_BOOTLOADER
- depends on ATAGS

config CMDLINE_FROM_BOOTLOADER
bool "Use bootloader kernel arguments if available"
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 8df8cdd093e9..8558b47df7a0 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -17,8 +17,8 @@ config ARM_PTDUMP

choice
prompt "Choose kernel unwinder"
- default UNWINDER_ARM if AEABI && !FUNCTION_GRAPH_TRACER
- default UNWINDER_FRAME_POINTER if !AEABI || FUNCTION_GRAPH_TRACER
+ default UNWINDER_ARM if AEABI
+ default UNWINDER_FRAME_POINTER if !AEABI
help
This determines which method will be used for unwinding kernel stack
traces for panics, oopses, bugs, warnings, perf, /proc/<pid>/stack,
@@ -35,7 +35,7 @@ config UNWINDER_FRAME_POINTER

config UNWINDER_ARM
bool "ARM EABI stack unwinder"
- depends on AEABI
+ depends on AEABI && !FUNCTION_GRAPH_TRACER
select ARM_UNWIND
help
This option enables stack unwinding support in the kernel
diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts
index a1ab6f94bb64..62f9623d1fb1 100644
--- a/arch/arm/boot/dts/exynos4412-origen.dts
+++ b/arch/arm/boot/dts/exynos4412-origen.dts
@@ -90,7 +90,7 @@
};

&ehci {
- samsung,vbus-gpio = <&gpx3 5 1>;
+ samsung,vbus-gpio = <&gpx3 5 GPIO_ACTIVE_HIGH>;
status = "okay";

port@1{
diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index 7aa120fbdc71..82a7d5b68da7 100644
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -63,6 +63,9 @@
ocram: sram@00900000 {
compatible = "mmio-sram";
reg = <0x00900000 0x20000>;
+ ranges = <0 0x00900000 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
clocks = <&clks IMX6QDL_CLK_OCRAM>;
};

diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
index 908b269a016b..692afd2f5dd4 100644
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -82,6 +82,9 @@
ocram: sram@00900000 {
compatible = "mmio-sram";
reg = <0x00900000 0x40000>;
+ ranges = <0 0x00900000 0x40000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
clocks = <&clks IMX6QDL_CLK_OCRAM>;
};

diff --git a/arch/arm/boot/dts/imx6qp.dtsi b/arch/arm/boot/dts/imx6qp.dtsi
index 886dbf2eca49..711ab061c81d 100644
--- a/arch/arm/boot/dts/imx6qp.dtsi
+++ b/arch/arm/boot/dts/imx6qp.dtsi
@@ -47,12 +47,18 @@
ocram2: sram@00940000 {
compatible = "mmio-sram";
reg = <0x00940000 0x20000>;
+ ranges = <0 0x00940000 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
clocks = <&clks IMX6QDL_CLK_OCRAM>;
};

ocram3: sram@00960000 {
compatible = "mmio-sram";
reg = <0x00960000 0x20000>;
+ ranges = <0 0x00960000 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
clocks = <&clks IMX6QDL_CLK_OCRAM>;
};

diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi
index a2c76797e871..a9a53a78de03 100644
--- a/arch/arm/boot/dts/imx6sl.dtsi
+++ b/arch/arm/boot/dts/imx6sl.dtsi
@@ -102,6 +102,9 @@
ocram: sram@00900000 {
compatible = "mmio-sram";
reg = <0x00900000 0x20000>;
+ ranges = <0 0x00900000 0x20000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
clocks = <&clks IMX6SL_CLK_OCRAM>;
};

diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
index 2f33c463cbce..83867357f135 100644
--- a/arch/arm/boot/dts/imx7d-sdb.dts
+++ b/arch/arm/boot/dts/imx7d-sdb.dts
@@ -126,12 +126,7 @@
interrupt-parent = <&gpio2>;
interrupts = <29 0>;
pendown-gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>;
- ti,x-min = /bits/ 16 <0>;
- ti,x-max = /bits/ 16 <0>;
- ti,y-min = /bits/ 16 <0>;
- ti,y-max = /bits/ 16 <0>;
- ti,pressure-max = /bits/ 16 <0>;
- ti,x-plate-ohms = /bits/ 16 <400>;
+ touchscreen-max-pressure = <255>;
wakeup-source;
};
};
diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
index 8b7c6ce79a41..450b4de544e1 100644
--- a/arch/arm/boot/dts/kirkwood-lsxl.dtsi
+++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -9,6 +9,11 @@

ocp@f1000000 {
pinctrl: pin-controller@10000 {
+ /* Non-default UART pins */
+ pmx_uart0: pmx-uart0 {
+ marvell,pins = "mpp4", "mpp5";
+ };
+
pmx_power_hdd: pmx-power-hdd {
marvell,pins = "mpp10";
marvell,function = "gpo";
@@ -212,22 +217,11 @@
&mdio {
status = "okay";

- ethphy0: ethernet-phy@0 {
- reg = <0>;
- };
-
ethphy1: ethernet-phy@8 {
reg = <8>;
};
};

-&eth0 {
- status = "okay";
- ethernet0-port@0 {
- phy-handle = <&ethphy0>;
- };
-};
-
&eth1 {
status = "okay";
ethernet1-port@0 {
diff --git a/arch/arm/boot/dts/moxart-uc7112lx.dts b/arch/arm/boot/dts/moxart-uc7112lx.dts
index 4a962a26482d..59d8775a3a93 100644
--- a/arch/arm/boot/dts/moxart-uc7112lx.dts
+++ b/arch/arm/boot/dts/moxart-uc7112lx.dts
@@ -80,7 +80,7 @@
clocks = <&ref12>;
};

-&sdhci {
+&mmc {
status = "okay";
};

diff --git a/arch/arm/boot/dts/moxart.dtsi b/arch/arm/boot/dts/moxart.dtsi
index 64f2f44235d0..167278f8d117 100644
--- a/arch/arm/boot/dts/moxart.dtsi
+++ b/arch/arm/boot/dts/moxart.dtsi
@@ -91,8 +91,8 @@
clocks = <&clk_apb>;
};

- sdhci: sdhci@98e00000 {
- compatible = "moxa,moxart-sdhci";
+ mmc: mmc@98e00000 {
+ compatible = "moxa,moxart-mmc";
reg = <0x98e00000 0x5C>;
interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk_apb>;
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index 135a5407f015..d26d9a6f6ee7 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -85,7 +85,7 @@ static __init void prom_init_mem(void)
pr_debug("Assume 128MB RAM\n");
break;
}
- if (!memcmp(prom_init, prom_init + mem, 32))
+ if (!memcmp((void *)prom_init, (void *)prom_init + mem, 32))
break;
}
lowmem = mem;
@@ -162,7 +162,7 @@ void __init bcm47xx_prom_highmem_init(void)

off = EXTVBASE + __pa(off);
for (extmem = 128 << 20; extmem < 512 << 20; extmem <<= 1) {
- if (!memcmp(prom_init, (void *)(off + extmem), 16))
+ if (!memcmp((void *)prom_init, (void *)(off + extmem), 16))
break;
}
extmem -= lowmem;
diff --git a/arch/powerpc/boot/dts/fsl/e500v1_power_isa.dtsi b/arch/powerpc/boot/dts/fsl/e500v1_power_isa.dtsi
new file mode 100644
index 000000000000..7e2a90cde72e
--- /dev/null
+++ b/arch/powerpc/boot/dts/fsl/e500v1_power_isa.dtsi
@@ -0,0 +1,51 @@
+/*
+ * e500v1 Power ISA Device Tree Source (include)
+ *
+ * Copyright 2012 Freescale Semiconductor Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Freescale Semiconductor nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/ {
+ cpus {
+ power-isa-version = "2.03";
+ power-isa-b; // Base
+ power-isa-e; // Embedded
+ power-isa-atb; // Alternate Time Base
+ power-isa-cs; // Cache Specification
+ power-isa-e.le; // Embedded.Little-Endian
+ power-isa-e.pm; // Embedded.Performance Monitor
+ power-isa-ecl; // Embedded Cache Locking
+ power-isa-mmc; // Memory Coherence
+ power-isa-sp; // Signal Processing Engine
+ power-isa-sp.fs; // SPE.Embedded Float Scalar Single
+ power-isa-sp.fv; // SPE.Embedded Float Vector
+ mmu-type = "power-embedded";
+ };
+};
diff --git a/arch/powerpc/boot/dts/fsl/mpc8540ads.dts b/arch/powerpc/boot/dts/fsl/mpc8540ads.dts
index e6d0b166d68d..b4314aa6769c 100644
--- a/arch/powerpc/boot/dts/fsl/mpc8540ads.dts
+++ b/arch/powerpc/boot/dts/fsl/mpc8540ads.dts
@@ -11,7 +11,7 @@

/dts-v1/;

-/include/ "e500v2_power_isa.dtsi"
+/include/ "e500v1_power_isa.dtsi"

/ {
model = "MPC8540ADS";
diff --git a/arch/powerpc/boot/dts/fsl/mpc8541cds.dts b/arch/powerpc/boot/dts/fsl/mpc8541cds.dts
index 9fa2c734a988..48492c621edf 100644
--- a/arch/powerpc/boot/dts/fsl/mpc8541cds.dts
+++ b/arch/powerpc/boot/dts/fsl/mpc8541cds.dts
@@ -11,7 +11,7 @@

/dts-v1/;

-/include/ "e500v2_power_isa.dtsi"
+/include/ "e500v1_power_isa.dtsi"

/ {
model = "MPC8541CDS";
diff --git a/arch/powerpc/boot/dts/fsl/mpc8555cds.dts b/arch/powerpc/boot/dts/fsl/mpc8555cds.dts
index 272f08caea92..325c817dedeb 100644
--- a/arch/powerpc/boot/dts/fsl/mpc8555cds.dts
+++ b/arch/powerpc/boot/dts/fsl/mpc8555cds.dts
@@ -11,7 +11,7 @@

/dts-v1/;

-/include/ "e500v2_power_isa.dtsi"
+/include/ "e500v1_power_isa.dtsi"

/ {
model = "MPC8555CDS";
diff --git a/arch/powerpc/boot/dts/fsl/mpc8560ads.dts b/arch/powerpc/boot/dts/fsl/mpc8560ads.dts
index 7a822b08aa35..b5fb5ae3ed68 100644
--- a/arch/powerpc/boot/dts/fsl/mpc8560ads.dts
+++ b/arch/powerpc/boot/dts/fsl/mpc8560ads.dts
@@ -11,7 +11,7 @@

/dts-v1/;

-/include/ "e500v2_power_isa.dtsi"
+/include/ "e500v1_power_isa.dtsi"

/ {
model = "MPC8560ADS";
diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c
index c8f1b78fbd0e..3954e3bb944b 100644
--- a/arch/powerpc/kernel/pci_dn.c
+++ b/arch/powerpc/kernel/pci_dn.c
@@ -355,6 +355,7 @@ struct pci_dn *pci_add_device_node_info(struct pci_controller *hose,
INIT_LIST_HEAD(&pdn->list);
parent = of_get_parent(dn);
pdn->parent = parent ? PCI_DN(parent) : NULL;
+ of_node_put(parent);
if (pdn->parent)
list_add_tail(&pdn->list, &pdn->parent->child_list);

diff --git a/arch/powerpc/math-emu/math_efp.c b/arch/powerpc/math-emu/math_efp.c
index 28337c9709ae..cc4bbc4f8169 100644
--- a/arch/powerpc/math-emu/math_efp.c
+++ b/arch/powerpc/math-emu/math_efp.c
@@ -21,6 +21,7 @@

#include <linux/types.h>
#include <linux/prctl.h>
+#include <linux/module.h>

#include <asm/uaccess.h>
#include <asm/reg.h>
diff --git a/arch/sh/include/asm/sections.h b/arch/sh/include/asm/sections.h
index 7a99e6af6372..9ec764c4ffe9 100644
--- a/arch/sh/include/asm/sections.h
+++ b/arch/sh/include/asm/sections.h
@@ -3,7 +3,7 @@

#include <asm-generic/sections.h>

-extern long __machvec_start, __machvec_end;
+extern char __machvec_start[], __machvec_end[];
extern char __uncached_start, __uncached_end;
extern char __start_eh_frame[], __stop_eh_frame[];

diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c
index ec05f491c347..a9f797a76e7c 100644
--- a/arch/sh/kernel/machvec.c
+++ b/arch/sh/kernel/machvec.c
@@ -22,8 +22,8 @@
#define MV_NAME_SIZE 32

#define for_each_mv(mv) \
- for ((mv) = (struct sh_machine_vector *)&__machvec_start; \
- (mv) && (unsigned long)(mv) < (unsigned long)&__machvec_end; \
+ for ((mv) = (struct sh_machine_vector *)__machvec_start; \
+ (mv) && (unsigned long)(mv) < (unsigned long)__machvec_end; \
(mv)++)

static struct sh_machine_vector * __init get_mv_byname(const char *name)
@@ -89,8 +89,8 @@ void __init sh_mv_setup(void)
if (!machvec_selected) {
unsigned long machvec_size;

- machvec_size = ((unsigned long)&__machvec_end -
- (unsigned long)&__machvec_start);
+ machvec_size = ((unsigned long)__machvec_end -
+ (unsigned long)__machvec_start);

/*
* Sanity check for machvec section alignment. Ensure
@@ -104,7 +104,7 @@ void __init sh_mv_setup(void)
* vector (usually the only one) from .machvec.init.
*/
if (machvec_size >= sizeof(struct sh_machine_vector))
- sh_mv = *(struct sh_machine_vector *)&__machvec_start;
+ sh_mv = *(struct sh_machine_vector *)__machvec_start;
}

printk(KERN_NOTICE "Booting machvec: %s\n", get_system_type());
diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c
index 26b47deca2a0..bfce6fd08b50 100644
--- a/arch/um/kernel/um_arch.c
+++ b/arch/um/kernel/um_arch.c
@@ -81,7 +81,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)

static void *c_start(struct seq_file *m, loff_t *pos)
{
- return *pos < NR_CPUS ? cpu_data + *pos : NULL;
+ return *pos < nr_cpu_ids ? cpu_data + *pos : NULL;
}

static void *c_next(struct seq_file *m, void *v, loff_t *pos)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 2a5a18ca8837..16e24085fc8b 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -1980,7 +1980,7 @@ static int em_pop_sreg(struct x86_emulate_ctxt *ctxt)
if (rc != X86EMUL_CONTINUE)
return rc;

- if (ctxt->modrm_reg == VCPU_SREG_SS)
+ if (seg == VCPU_SREG_SS)
ctxt->interruptibility = KVM_X86_SHADOW_INT_MOV_SS;
if (ctxt->op_bytes > 2)
rsp_increment(ctxt, ctxt->op_bytes - 2);
diff --git a/arch/x86/um/shared/sysdep/syscalls_32.h b/arch/x86/um/shared/sysdep/syscalls_32.h
index 68fd2cf526fd..f6e9f84397e7 100644
--- a/arch/x86/um/shared/sysdep/syscalls_32.h
+++ b/arch/x86/um/shared/sysdep/syscalls_32.h
@@ -6,10 +6,9 @@
#include <asm/unistd.h>
#include <sysdep/ptrace.h>

-typedef long syscall_handler_t(struct pt_regs);
+typedef long syscall_handler_t(struct syscall_args);

extern syscall_handler_t *sys_call_table[];

#define EXECUTE_SYSCALL(syscall, regs) \
- ((long (*)(struct syscall_args)) \
- (*sys_call_table[syscall]))(SYSCALL_ARGS(&regs->regs))
+ ((*sys_call_table[syscall]))(SYSCALL_ARGS(&regs->regs))
diff --git a/arch/x86/um/tls_32.c b/arch/x86/um/tls_32.c
index 48e38584d5c1..0a4dba5f0542 100644
--- a/arch/x86/um/tls_32.c
+++ b/arch/x86/um/tls_32.c
@@ -65,9 +65,6 @@ static int get_free_idx(struct task_struct* task)
struct thread_struct *t = &task->thread;
int idx;

- if (!t->arch.tls_array)
- return GDT_ENTRY_TLS_MIN;
-
for (idx = 0; idx < GDT_ENTRY_TLS_ENTRIES; idx++)
if (!t->arch.tls_array[idx].present)
return idx + GDT_ENTRY_TLS_MIN;
@@ -242,9 +239,6 @@ static int get_tls_entry(struct task_struct *task, struct user_desc *info,
{
struct thread_struct *t = &task->thread;

- if (!t->arch.tls_array)
- goto clear;
-
if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX)
return -EINVAL;

diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index ea0573176894..209903c2ee85 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -485,6 +485,22 @@ static struct dmi_system_id video_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE R830"),
},
},
+ {
+ .callback = video_disable_backlight_sysfs_if,
+ .ident = "Toshiba Satellite Z830",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE Z830"),
+ },
+ },
+ {
+ .callback = video_disable_backlight_sysfs_if,
+ .ident = "Toshiba Portege Z830",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE Z830"),
+ },
+ },
/*
* Some machine's _DOD IDs don't have bit 31(Device ID Scheme) set
* but the IDs actually follow the Device ID Scheme.
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 1cbc33ee5a5f..4c93f6223054 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -891,10 +891,10 @@ void __init add_bootloader_randomness(const void *buf, size_t len)
}

struct fast_pool {
- struct work_struct mix;
unsigned long pool[4];
unsigned long last;
unsigned int count;
+ struct timer_list mix;
};

static DEFINE_PER_CPU(struct fast_pool, irq_randomness) = {
@@ -946,9 +946,9 @@ int __cold random_online_cpu(unsigned int cpu)
}
#endif

-static void mix_interrupt_randomness(struct work_struct *work)
+static void mix_interrupt_randomness(unsigned long data)
{
- struct fast_pool *fast_pool = container_of(work, struct fast_pool, mix);
+ struct fast_pool *fast_pool = (struct fast_pool *)data;
/*
* The size of the copied stack pool is explicitly 2 longs so that we
* only ever ingest half of the siphash output each time, retaining
@@ -977,7 +977,7 @@ static void mix_interrupt_randomness(struct work_struct *work)
local_irq_enable();

mix_pool_bytes(pool, sizeof(pool));
- credit_init_bits(max(1u, (count & U16_MAX) / 64));
+ credit_init_bits(clamp_t(unsigned int, (count & U16_MAX) / 64, 1, sizeof(pool) * 8));

memzero_explicit(pool, sizeof(pool));
}
@@ -1000,10 +1000,14 @@ void add_interrupt_randomness(int irq)
if (new_count < 1024 && !time_is_before_jiffies(fast_pool->last + HZ))
return;

- if (unlikely(!fast_pool->mix.func))
- INIT_WORK(&fast_pool->mix, mix_interrupt_randomness);
+ if (unlikely(!fast_pool->mix.data))
+ setup_timer(&fast_pool->mix, mix_interrupt_randomness, (unsigned long)fast_pool);
+
fast_pool->count |= MIX_INFLIGHT;
- queue_work_on(raw_smp_processor_id(), system_highpri_wq, &fast_pool->mix);
+ if (!timer_pending(&fast_pool->mix)) {
+ fast_pool->mix.expires = jiffies;
+ add_timer_on(&fast_pool->mix, raw_smp_processor_id());
+ }
}
EXPORT_SYMBOL_GPL(add_interrupt_randomness);

@@ -1295,6 +1299,10 @@ static ssize_t random_read_iter(struct kiocb *kiocb, struct iov_iter *iter)
{
int ret;

+ if (!crng_ready() &&
+ (kiocb->ki_filp->f_flags & O_NONBLOCK))
+ return -EAGAIN;
+
ret = wait_for_random_bytes();
if (ret != 0)
return ret;
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
index 3f16b553982d..87cd8fde3a02 100644
--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -902,9 +902,9 @@ static u32 bcm2835_clock_choose_div(struct clk_hw *hw,
return div;
}

-static long bcm2835_clock_rate_from_divisor(struct bcm2835_clock *clock,
- unsigned long parent_rate,
- u32 div)
+static unsigned long bcm2835_clock_rate_from_divisor(struct bcm2835_clock *clock,
+ unsigned long parent_rate,
+ u32 div)
{
const struct bcm2835_clock_data *data = clock->data;
u64 temp;
diff --git a/drivers/clk/bcm/clk-iproc-pll.c b/drivers/clk/bcm/clk-iproc-pll.c
index e04634c46395..d52f2b810a4b 100644
--- a/drivers/clk/bcm/clk-iproc-pll.c
+++ b/drivers/clk/bcm/clk-iproc-pll.c
@@ -69,16 +69,6 @@ enum vco_freq_range {
VCO_MAX = 4000000000U,
};

-struct iproc_pll;
-
-struct iproc_clk {
- struct clk_hw hw;
- const char *name;
- struct iproc_pll *pll;
- unsigned long rate;
- const struct iproc_clk_ctrl *ctrl;
-};
-
struct iproc_pll {
void __iomem *status_base;
void __iomem *control_base;
@@ -88,9 +78,12 @@ struct iproc_pll {
const struct iproc_pll_ctrl *ctrl;
const struct iproc_pll_vco_param *vco_param;
unsigned int num_vco_entries;
+};

- struct clk_hw_onecell_data *clk_data;
- struct iproc_clk *clks;
+struct iproc_clk {
+ struct clk_hw hw;
+ struct iproc_pll *pll;
+ const struct iproc_clk_ctrl *ctrl;
};

#define to_iproc_clk(hw) container_of(hw, struct iproc_clk, hw)
@@ -263,6 +256,7 @@ static int pll_set_rate(struct iproc_clk *clk, unsigned int rate_index,
u32 val;
enum kp_band kp_index;
unsigned long ref_freq;
+ const char *clk_name = clk_hw_get_name(&clk->hw);

/*
* reference frequency = parent frequency / PDIV
@@ -285,19 +279,19 @@ static int pll_set_rate(struct iproc_clk *clk, unsigned int rate_index,
kp_index = KP_BAND_HIGH_HIGH;
} else {
pr_err("%s: pll: %s has invalid rate: %lu\n", __func__,
- clk->name, rate);
+ clk_name, rate);
return -EINVAL;
}

kp = get_kp(ref_freq, kp_index);
if (kp < 0) {
- pr_err("%s: pll: %s has invalid kp\n", __func__, clk->name);
+ pr_err("%s: pll: %s has invalid kp\n", __func__, clk_name);
return kp;
}

ret = __pll_enable(pll);
if (ret) {
- pr_err("%s: pll: %s fails to enable\n", __func__, clk->name);
+ pr_err("%s: pll: %s fails to enable\n", __func__, clk_name);
return ret;
}

@@ -354,7 +348,7 @@ static int pll_set_rate(struct iproc_clk *clk, unsigned int rate_index,

ret = pll_wait_for_lock(pll);
if (ret < 0) {
- pr_err("%s: pll: %s failed to lock\n", __func__, clk->name);
+ pr_err("%s: pll: %s failed to lock\n", __func__, clk_name);
return ret;
}

@@ -390,16 +384,15 @@ static unsigned long iproc_pll_recalc_rate(struct clk_hw *hw,
u32 val;
u64 ndiv, ndiv_int, ndiv_frac;
unsigned int pdiv;
+ unsigned long rate;

if (parent_rate == 0)
return 0;

/* PLL needs to be locked */
val = readl(pll->status_base + ctrl->status.offset);
- if ((val & (1 << ctrl->status.shift)) == 0) {
- clk->rate = 0;
+ if ((val & (1 << ctrl->status.shift)) == 0)
return 0;
- }

/*
* PLL output frequency =
@@ -421,14 +414,14 @@ static unsigned long iproc_pll_recalc_rate(struct clk_hw *hw,
val = readl(pll->control_base + ctrl->pdiv.offset);
pdiv = (val >> ctrl->pdiv.shift) & bit_mask(ctrl->pdiv.width);

- clk->rate = (ndiv * parent_rate) >> 20;
+ rate = (ndiv * parent_rate) >> 20;

if (pdiv == 0)
- clk->rate *= 2;
+ rate *= 2;
else
- clk->rate /= pdiv;
+ rate /= pdiv;

- return clk->rate;
+ return rate;
}

static long iproc_pll_round_rate(struct clk_hw *hw, unsigned long rate,
@@ -518,6 +511,7 @@ static unsigned long iproc_clk_recalc_rate(struct clk_hw *hw,
struct iproc_pll *pll = clk->pll;
u32 val;
unsigned int mdiv;
+ unsigned long rate;

if (parent_rate == 0)
return 0;
@@ -528,11 +522,11 @@ static unsigned long iproc_clk_recalc_rate(struct clk_hw *hw,
mdiv = 256;

if (ctrl->flags & IPROC_CLK_MCLK_DIV_BY_2)
- clk->rate = parent_rate / (mdiv * 2);
+ rate = parent_rate / (mdiv * 2);
else
- clk->rate = parent_rate / mdiv;
+ rate = parent_rate / mdiv;

- return clk->rate;
+ return rate;
}

static long iproc_clk_round_rate(struct clk_hw *hw, unsigned long rate,
@@ -583,10 +577,6 @@ static int iproc_clk_set_rate(struct clk_hw *hw, unsigned long rate,
val |= div << ctrl->mdiv.shift;
}
iproc_pll_write(pll, pll->control_base, ctrl->mdiv.offset, val);
- if (ctrl->flags & IPROC_CLK_MCLK_DIV_BY_2)
- clk->rate = parent_rate / (div * 2);
- else
- clk->rate = parent_rate / div;

return 0;
}
@@ -629,6 +619,9 @@ void __init iproc_pll_clk_setup(struct device_node *node,
struct iproc_clk *iclk;
struct clk_init_data init;
const char *parent_name;
+ struct iproc_clk *iclk_array;
+ struct clk_hw_onecell_data *clk_data;
+ const char *clk_name;

if (WARN_ON(!pll_ctrl) || WARN_ON(!clk_ctrl))
return;
@@ -637,14 +630,14 @@ void __init iproc_pll_clk_setup(struct device_node *node,
if (WARN_ON(!pll))
return;

- pll->clk_data = kzalloc(sizeof(*pll->clk_data->hws) * num_clks +
- sizeof(*pll->clk_data), GFP_KERNEL);
- if (WARN_ON(!pll->clk_data))
+ clk_data = kzalloc(sizeof(*clk_data->hws) * num_clks +
+ sizeof(*clk_data), GFP_KERNEL);
+ if (WARN_ON(!clk_data))
goto err_clk_data;
- pll->clk_data->num = num_clks;
+ clk_data->num = num_clks;

- pll->clks = kcalloc(num_clks, sizeof(*pll->clks), GFP_KERNEL);
- if (WARN_ON(!pll->clks))
+ iclk_array = kcalloc(num_clks, sizeof(struct iproc_clk), GFP_KERNEL);
+ if (WARN_ON(!iclk_array))
goto err_clks;

pll->control_base = of_iomap(node, 0);
@@ -674,11 +667,15 @@ void __init iproc_pll_clk_setup(struct device_node *node,
/* initialize and register the PLL itself */
pll->ctrl = pll_ctrl;

- iclk = &pll->clks[0];
+ iclk = &iclk_array[0];
iclk->pll = pll;
- iclk->name = node->name;

- init.name = node->name;
+ ret = of_property_read_string_index(node, "clock-output-names",
+ 0, &clk_name);
+ if (WARN_ON(ret))
+ goto err_pll_register;
+
+ init.name = clk_name;
init.ops = &iproc_pll_ops;
init.flags = 0;
parent_name = of_clk_get_parent_name(node, 0);
@@ -697,22 +694,19 @@ void __init iproc_pll_clk_setup(struct device_node *node,
if (WARN_ON(ret))
goto err_pll_register;

- pll->clk_data->hws[0] = &iclk->hw;
+ clk_data->hws[0] = &iclk->hw;
+ parent_name = clk_name;

/* now initialize and register all leaf clocks */
for (i = 1; i < num_clks; i++) {
- const char *clk_name;
-
memset(&init, 0, sizeof(init));
- parent_name = node->name;

ret = of_property_read_string_index(node, "clock-output-names",
i, &clk_name);
if (WARN_ON(ret))
goto err_clk_register;

- iclk = &pll->clks[i];
- iclk->name = clk_name;
+ iclk = &iclk_array[i];
iclk->pll = pll;
iclk->ctrl = &clk_ctrl[i];

@@ -727,11 +721,10 @@ void __init iproc_pll_clk_setup(struct device_node *node,
if (WARN_ON(ret))
goto err_clk_register;

- pll->clk_data->hws[i] = &iclk->hw;
+ clk_data->hws[i] = &iclk->hw;
}

- ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get,
- pll->clk_data);
+ ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
if (WARN_ON(ret))
goto err_clk_register;

@@ -739,7 +732,7 @@ void __init iproc_pll_clk_setup(struct device_node *node,

err_clk_register:
while (--i >= 0)
- clk_hw_unregister(pll->clk_data->hws[i]);
+ clk_hw_unregister(clk_data->hws[i]);

err_pll_register:
if (pll->status_base != pll->control_base)
@@ -756,10 +749,10 @@ void __init iproc_pll_clk_setup(struct device_node *node,
iounmap(pll->control_base);

err_pll_iomap:
- kfree(pll->clks);
+ kfree(iclk_array);

err_clks:
- kfree(pll->clk_data);
+ kfree(clk_data);

err_clk_data:
kfree(pll);
diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c
index 933b5dd698b8..c92d8f36a00a 100644
--- a/drivers/clk/tegra/clk-tegra114.c
+++ b/drivers/clk/tegra/clk-tegra114.c
@@ -1342,6 +1342,7 @@ static void __init tegra114_clock_init(struct device_node *np)
}

pmc_base = of_iomap(node, 0);
+ of_node_put(node);
if (!pmc_base) {
pr_err("Can't map pmc registers\n");
WARN_ON(1);
diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
index 837e5cbd60e9..4c9038e73888 100644
--- a/drivers/clk/tegra/clk-tegra20.c
+++ b/drivers/clk/tegra/clk-tegra20.c
@@ -1101,6 +1101,7 @@ static void __init tegra20_clock_init(struct device_node *np)
}

pmc_base = of_iomap(node, 0);
+ of_node_put(node);
if (!pmc_base) {
pr_err("Can't map pmc registers\n");
BUG();
diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
index 2896d2e783ce..21b426d508aa 100644
--- a/drivers/clk/tegra/clk-tegra210.c
+++ b/drivers/clk/tegra/clk-tegra210.c
@@ -2706,6 +2706,7 @@ static void __init tegra210_clock_init(struct device_node *np)
}

pmc_base = of_iomap(node, 0);
+ of_node_put(node);
if (!pmc_base) {
pr_err("Can't map pmc registers\n");
WARN_ON(1);
diff --git a/drivers/clk/ti/clk-dra7-atl.c b/drivers/clk/ti/clk-dra7-atl.c
index 7d060ffe8975..9b1f9af35a23 100644
--- a/drivers/clk/ti/clk-dra7-atl.c
+++ b/drivers/clk/ti/clk-dra7-atl.c
@@ -249,14 +249,16 @@ static int of_dra7_atl_clk_probe(struct platform_device *pdev)
if (rc) {
pr_err("%s: failed to lookup atl clock %d\n", __func__,
i);
- return -EINVAL;
+ ret = -EINVAL;
+ goto pm_put;
}

clk = of_clk_get_from_provider(&clkspec);
if (IS_ERR(clk)) {
pr_err("%s: failed to get atl clock %d from provider\n",
__func__, i);
- return PTR_ERR(clk);
+ ret = PTR_ERR(clk);
+ goto pm_put;
}

cdesc = to_atl_desc(__clk_get_hw(clk));
@@ -289,8 +291,9 @@ static int of_dra7_atl_clk_probe(struct platform_device *pdev)
if (cdesc->enabled)
atl_clk_enable(__clk_get_hw(clk));
}
- pm_runtime_put_sync(cinfo->dev);

+pm_put:
+ pm_runtime_put_sync(cinfo->dev);
return ret;
}

diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index c5a45c57b8b8..36189a3337b1 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -663,7 +663,7 @@ static void __cleanup(struct ioatdma_chan *ioat_chan, dma_addr_t phys_complete)
if (active - i == 0) {
dev_dbg(to_dev(ioat_chan), "%s: cancel completion timeout\n",
__func__);
- mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT);
+ mod_timer_pending(&ioat_chan->timer, jiffies + IDLE_TIMEOUT);
}

/* 5 microsecond delay per pending descriptor */
@@ -685,7 +685,7 @@ static void ioat_cleanup(struct ioatdma_chan *ioat_chan)

if (chanerr &
(IOAT_CHANERR_HANDLE_MASK | IOAT_CHANERR_RECOVER_MASK)) {
- mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT);
+ mod_timer_pending(&ioat_chan->timer, jiffies + IDLE_TIMEOUT);
ioat_eh(ioat_chan);
}
}
@@ -877,7 +877,7 @@ static void check_active(struct ioatdma_chan *ioat_chan)
}

if (test_and_clear_bit(IOAT_CHAN_ACTIVE, &ioat_chan->state))
- mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT);
+ mod_timer_pending(&ioat_chan->timer, jiffies + IDLE_TIMEOUT);
}

void ioat_timer_event(unsigned long data)
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index d88c53ff7bb6..12e26dd8d442 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -2558,7 +2558,7 @@ static int xilinx_dma_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(xdev->dev,
"missing xlnx,num-fstores property\n");
- return err;
+ goto disable_clks;
}

err = of_property_read_u32(node, "xlnx,flush-fsync",
@@ -2578,7 +2578,11 @@ static int xilinx_dma_probe(struct platform_device *pdev)
xdev->ext_addr = false;

/* Set the dma mask bits */
- dma_set_mask_and_coherent(xdev->dev, DMA_BIT_MASK(addr_width));
+ err = dma_set_mask_and_coherent(xdev->dev, DMA_BIT_MASK(addr_width));
+ if (err < 0) {
+ dev_err(xdev->dev, "DMA mask error %d\n", err);
+ goto disable_clks;
+ }

/* Initialize the DMA engine */
xdev->common.dev = &pdev->dev;
diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c
index 98cdfc2ee0df..6fd5f6776735 100644
--- a/drivers/firmware/google/gsmi.c
+++ b/drivers/firmware/google/gsmi.c
@@ -661,6 +661,15 @@ static struct notifier_block gsmi_die_notifier = {
static int gsmi_panic_callback(struct notifier_block *nb,
unsigned long reason, void *arg)
{
+
+ /*
+ * Panic callbacks are executed with all other CPUs stopped,
+ * so we must not attempt to spin waiting for gsmi_dev.lock
+ * to be released.
+ */
+ if (spin_is_locked(&gsmi_dev.lock))
+ return NOTIFY_DONE;
+
gsmi_shutdown_reason(GSMI_SHUTDOWN_PANIC);
return NOTIFY_DONE;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
index 7264169d5f2a..7c266dbb88a1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
@@ -1760,10 +1760,12 @@ amdgpu_connector_add(struct amdgpu_device *adev,
adev->mode_info.dither_property,
AMDGPU_FMT_DITHER_DISABLE);

- if (amdgpu_audio != 0)
+ if (amdgpu_audio != 0) {
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.audio_property,
AMDGPU_AUDIO_AUTO);
+ amdgpu_connector->audio = AMDGPU_AUDIO_AUTO;
+ }

subpixel_order = SubPixelHorizontalRGB;
connector->interlace_allowed = true;
@@ -1868,6 +1870,7 @@ amdgpu_connector_add(struct amdgpu_device *adev,
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.audio_property,
AMDGPU_AUDIO_AUTO);
+ amdgpu_connector->audio = AMDGPU_AUDIO_AUTO;
}
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.dither_property,
@@ -1916,6 +1919,7 @@ amdgpu_connector_add(struct amdgpu_device *adev,
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.audio_property,
AMDGPU_AUDIO_AUTO);
+ amdgpu_connector->audio = AMDGPU_AUDIO_AUTO;
}
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.dither_property,
@@ -1961,6 +1965,7 @@ amdgpu_connector_add(struct amdgpu_device *adev,
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.audio_property,
AMDGPU_AUDIO_AUTO);
+ amdgpu_connector->audio = AMDGPU_AUDIO_AUTO;
}
drm_object_attach_property(&amdgpu_connector->base.base,
adev->mode_info.dither_property,
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index d1077a342f38..7c683245bdc0 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -1463,12 +1463,6 @@ int analogix_dp_suspend(struct device *dev)
struct analogix_dp_device *dp = dev_get_drvdata(dev);

clk_disable_unprepare(dp->clock);
-
- if (dp->plat_data->panel) {
- if (drm_panel_unprepare(dp->plat_data->panel))
- DRM_ERROR("failed to turnoff the panel\n");
- }
-
return 0;
}
EXPORT_SYMBOL_GPL(analogix_dp_suspend);
@@ -1484,13 +1478,6 @@ int analogix_dp_resume(struct device *dev)
return ret;
}

- if (dp->plat_data->panel) {
- if (drm_panel_prepare(dp->plat_data->panel)) {
- DRM_ERROR("failed to setup the panel\n");
- return -EBUSY;
- }
- }
-
return 0;
}
EXPORT_SYMBOL_GPL(analogix_dp_resume);
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index 04b26ca06180..ec505929cae7 100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -419,7 +419,13 @@ EXPORT_SYMBOL(drm_invalid_op);
*/
static int drm_copy_field(char __user *buf, size_t *buf_len, const char *value)
{
- int len;
+ size_t len;
+
+ /* don't attempt to copy a NULL pointer */
+ if (WARN_ONCE(!value, "BUG: the value to copy was not set!")) {
+ *buf_len = 0;
+ return 0;
+ }

/* don't overflow userbuf */
len = strlen(value);
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 99415808e9f9..af80cf8030b8 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -305,6 +305,7 @@ static int mipi_dsi_remove_device_fn(struct device *dev, void *priv)
{
struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev);

+ mipi_dsi_detach(dsi);
mipi_dsi_device_unregister(dsi);

return 0;
diff --git a/drivers/hid/hid-roccat.c b/drivers/hid/hid-roccat.c
index 76d06cf87b2a..36eee9663962 100644
--- a/drivers/hid/hid-roccat.c
+++ b/drivers/hid/hid-roccat.c
@@ -260,6 +260,8 @@ int roccat_report_event(int minor, u8 const *data)
if (!new_value)
return -ENOMEM;

+ mutex_lock(&device->cbuf_lock);
+
report = &device->cbuf[device->cbuf_end];

/* passing NULL is safe */
@@ -279,6 +281,8 @@ int roccat_report_event(int minor, u8 const *data)
reader->cbuf_start = (reader->cbuf_start + 1) % ROCCAT_CBUF_SIZE;
}

+ mutex_unlock(&device->cbuf_lock);
+
wake_up_interruptible(&device->wait);
return 0;
}
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index 22cd7169011d..56de30c25063 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -562,6 +562,7 @@ static int ssi_probe(struct platform_device *pd)
if (!childpdev) {
err = -ENODEV;
dev_err(&pd->dev, "failed to create ssi controller port\n");
+ of_node_put(child);
goto out3;
}
}
diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c
index 7765de2f1ef1..68619dd6dfc1 100644
--- a/drivers/hsi/controllers/omap_ssi_port.c
+++ b/drivers/hsi/controllers/omap_ssi_port.c
@@ -252,10 +252,10 @@ static int ssi_start_dma(struct hsi_msg *msg, int lch)
if (msg->ttype == HSI_MSG_READ) {
err = dma_map_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents,
DMA_FROM_DEVICE);
- if (err < 0) {
+ if (!err) {
dev_dbg(&ssi->device, "DMA map SG failed !\n");
pm_runtime_put_autosuspend(omap_port->pdev);
- return err;
+ return -EIO;
}
csdp = SSI_DST_BURST_4x32_BIT | SSI_DST_MEMORY_PORT |
SSI_SRC_SINGLE_ACCESS0 | SSI_SRC_PERIPHERAL_PORT |
@@ -269,10 +269,10 @@ static int ssi_start_dma(struct hsi_msg *msg, int lch)
} else {
err = dma_map_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents,
DMA_TO_DEVICE);
- if (err < 0) {
+ if (!err) {
dev_dbg(&ssi->device, "DMA map SG failed !\n");
pm_runtime_put_autosuspend(omap_port->pdev);
- return err;
+ return -EIO;
}
csdp = SSI_SRC_BURST_4x32_BIT | SSI_SRC_MEMORY_PORT |
SSI_DST_SINGLE_ACCESS0 | SSI_DST_PERIPHERAL_PORT |
diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index e10dca3ed74b..5a7f9120e13d 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -74,7 +74,7 @@
#define AT91_SAMA5D2_MR_ANACH BIT(23)
/* Tracking Time */
#define AT91_SAMA5D2_MR_TRACKTIM(v) ((v) << 24)
-#define AT91_SAMA5D2_MR_TRACKTIM_MAX 0xff
+#define AT91_SAMA5D2_MR_TRACKTIM_MAX 0xf
/* Transfer Time */
#define AT91_SAMA5D2_MR_TRANSFER(v) ((v) << 28)
#define AT91_SAMA5D2_MR_TRANSFER_MAX 0x3
diff --git a/drivers/iio/dac/ad5593r.c b/drivers/iio/dac/ad5593r.c
index dca158a88f47..3edeb677996d 100644
--- a/drivers/iio/dac/ad5593r.c
+++ b/drivers/iio/dac/ad5593r.c
@@ -14,6 +14,8 @@
#include <linux/module.h>
#include <linux/of.h>

+#include <asm/unaligned.h>
+
#define AD5593R_MODE_CONF (0 << 4)
#define AD5593R_MODE_DAC_WRITE (1 << 4)
#define AD5593R_MODE_ADC_READBACK (4 << 4)
@@ -21,6 +23,24 @@
#define AD5593R_MODE_GPIO_READBACK (6 << 4)
#define AD5593R_MODE_REG_READBACK (7 << 4)

+static int ad5593r_read_word(struct i2c_client *i2c, u8 reg, u16 *value)
+{
+ int ret;
+ u8 buf[2];
+
+ ret = i2c_smbus_write_byte(i2c, reg);
+ if (ret < 0)
+ return ret;
+
+ ret = i2c_master_recv(i2c, buf, sizeof(buf));
+ if (ret < 0)
+ return ret;
+
+ *value = get_unaligned_be16(buf);
+
+ return 0;
+}
+
static int ad5593r_write_dac(struct ad5592r_state *st, unsigned chan, u16 value)
{
struct i2c_client *i2c = to_i2c_client(st->dev);
@@ -39,13 +59,7 @@ static int ad5593r_read_adc(struct ad5592r_state *st, unsigned chan, u16 *value)
if (val < 0)
return (int) val;

- val = i2c_smbus_read_word_swapped(i2c, AD5593R_MODE_ADC_READBACK);
- if (val < 0)
- return (int) val;
-
- *value = (u16) val;
-
- return 0;
+ return ad5593r_read_word(i2c, AD5593R_MODE_ADC_READBACK, value);
}

static int ad5593r_reg_write(struct ad5592r_state *st, u8 reg, u16 value)
@@ -59,25 +73,19 @@ static int ad5593r_reg_write(struct ad5592r_state *st, u8 reg, u16 value)
static int ad5593r_reg_read(struct ad5592r_state *st, u8 reg, u16 *value)
{
struct i2c_client *i2c = to_i2c_client(st->dev);
- s32 val;
-
- val = i2c_smbus_read_word_swapped(i2c, AD5593R_MODE_REG_READBACK | reg);
- if (val < 0)
- return (int) val;

- *value = (u16) val;
-
- return 0;
+ return ad5593r_read_word(i2c, AD5593R_MODE_REG_READBACK | reg, value);
}

static int ad5593r_gpio_read(struct ad5592r_state *st, u8 *value)
{
struct i2c_client *i2c = to_i2c_client(st->dev);
- s32 val;
+ u16 val;
+ int ret;

- val = i2c_smbus_read_word_swapped(i2c, AD5593R_MODE_GPIO_READBACK);
- if (val < 0)
- return (int) val;
+ ret = ad5593r_read_word(i2c, AD5593R_MODE_GPIO_READBACK, &val);
+ if (ret)
+ return ret;

*value = (u8) val;

diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index 218cf4567ab5..13be4c8d7fd3 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -139,9 +139,10 @@ static int __of_iio_channel_get(struct iio_channel *channel,

idev = bus_find_device(&iio_bus_type, NULL, iiospec.np,
iio_dev_node_match);
- of_node_put(iiospec.np);
- if (idev == NULL)
+ if (idev == NULL) {
+ of_node_put(iiospec.np);
return -EPROBE_DEFER;
+ }

indio_dev = dev_to_iio_dev(idev);
channel->indio_dev = indio_dev;
@@ -149,6 +150,7 @@ static int __of_iio_channel_get(struct iio_channel *channel,
index = indio_dev->info->of_xlate(indio_dev, &iiospec);
else
index = __of_iio_simple_xlate(indio_dev, &iiospec);
+ of_node_put(iiospec.np);
if (index < 0)
goto err_put;
channel->channel = &indio_dev->channels[index];
diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
index 5fa1442fd4f1..4c91062ff247 100644
--- a/drivers/infiniband/sw/rxe/rxe_qp.c
+++ b/drivers/infiniband/sw/rxe/rxe_qp.c
@@ -825,7 +825,9 @@ void rxe_qp_destroy(struct rxe_qp *qp)
rxe_cleanup_task(&qp->comp.task);

/* flush out any receive wr's or pending requests */
- __rxe_do_task(&qp->req.task);
+ if (qp->req.task.func)
+ __rxe_do_task(&qp->req.task);
+
if (qp->sq.queue) {
__rxe_do_task(&qp->comp.task);
__rxe_do_task(&qp->req.task);
@@ -862,6 +864,8 @@ void rxe_qp_cleanup(void *arg)

free_rd_atomic_resources(qp);

- kernel_sock_shutdown(qp->sk, SHUT_RDWR);
- sock_release(qp->sk);
+ if (qp->sk) {
+ kernel_sock_shutdown(qp->sk, SHUT_RDWR);
+ sock_release(qp->sk);
+ }
}
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index f8f6bd92e314..1a12f9522730 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -129,6 +129,8 @@ static const struct xpad_device {
u8 xtype;
} xpad_device[] = {
{ 0x0079, 0x18d4, "GPD Win 2 X-Box Controller", 0, XTYPE_XBOX360 },
+ { 0x03eb, 0xff01, "Wooting One (Legacy)", 0, XTYPE_XBOX360 },
+ { 0x03eb, 0xff02, "Wooting Two (Legacy)", 0, XTYPE_XBOX360 },
{ 0x044f, 0x0f00, "Thrustmaster Wheel", 0, XTYPE_XBOX },
{ 0x044f, 0x0f03, "Thrustmaster Wheel", 0, XTYPE_XBOX },
{ 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX },
@@ -259,6 +261,7 @@ static const struct xpad_device {
{ 0x0f0d, 0x0063, "Hori Real Arcade Pro Hayabusa (USA) Xbox One", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE },
{ 0x0f0d, 0x0067, "HORIPAD ONE", 0, XTYPE_XBOXONE },
{ 0x0f0d, 0x0078, "Hori Real Arcade Pro V Kai Xbox One", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE },
+ { 0x0f0d, 0x00c5, "Hori Fighting Commander ONE", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE },
{ 0x0f30, 0x010b, "Philips Recoil", 0, XTYPE_XBOX },
{ 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX },
{ 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX },
@@ -275,6 +278,7 @@ static const struct xpad_device {
{ 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },
{ 0x1430, 0xf801, "RedOctane Controller", 0, XTYPE_XBOX360 },
{ 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 },
+ { 0x146b, 0x0604, "Bigben Interactive DAIJA Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x1532, 0x0037, "Razer Sabertooth", 0, XTYPE_XBOX360 },
{ 0x1532, 0x0a00, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE },
{ 0x1532, 0x0a03, "Razer Wildcat", 0, XTYPE_XBOXONE },
@@ -339,6 +343,7 @@ static const struct xpad_device {
{ 0x24c6, 0x5502, "Hori Fighting Stick VX Alt", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x24c6, 0x5503, "Hori Fighting Edge", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x24c6, 0x5506, "Hori SOULCALIBUR V Stick", 0, XTYPE_XBOX360 },
+ { 0x24c6, 0x5510, "Hori Fighting Commander ONE (Xbox 360/PC Mode)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x24c6, 0x550d, "Hori GEM Xbox controller", 0, XTYPE_XBOX360 },
{ 0x24c6, 0x550e, "Hori Real Arcade Pro V Kai 360", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x24c6, 0x551a, "PowerA FUSION Pro Controller", 0, XTYPE_XBOXONE },
@@ -348,6 +353,14 @@ static const struct xpad_device {
{ 0x24c6, 0x5b03, "Thrustmaster Ferrari 458 Racing Wheel", 0, XTYPE_XBOX360 },
{ 0x24c6, 0x5d04, "Razer Sabertooth", 0, XTYPE_XBOX360 },
{ 0x24c6, 0xfafe, "Rock Candy Gamepad for Xbox 360", 0, XTYPE_XBOX360 },
+ { 0x2563, 0x058d, "OneXPlayer Gamepad", 0, XTYPE_XBOX360 },
+ { 0x2dc8, 0x2000, "8BitDo Pro 2 Wired Controller fox Xbox", 0, XTYPE_XBOXONE },
+ { 0x31e3, 0x1100, "Wooting One", 0, XTYPE_XBOX360 },
+ { 0x31e3, 0x1200, "Wooting Two", 0, XTYPE_XBOX360 },
+ { 0x31e3, 0x1210, "Wooting Lekker", 0, XTYPE_XBOX360 },
+ { 0x31e3, 0x1220, "Wooting Two HE", 0, XTYPE_XBOX360 },
+ { 0x31e3, 0x1300, "Wooting 60HE (AVR)", 0, XTYPE_XBOX360 },
+ { 0x31e3, 0x1310, "Wooting 60HE (ARM)", 0, XTYPE_XBOX360 },
{ 0x3285, 0x0607, "Nacon GC-100", 0, XTYPE_XBOX360 },
{ 0x3767, 0x0101, "Fanatec Speedster 3 Forceshock Wheel", 0, XTYPE_XBOX },
{ 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX },
@@ -433,6 +446,7 @@ static const signed short xpad_abs_triggers[] = {
static const struct usb_device_id xpad_table[] = {
{ USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */
XPAD_XBOX360_VENDOR(0x0079), /* GPD Win 2 Controller */
+ XPAD_XBOX360_VENDOR(0x03eb), /* Wooting Keyboards (Legacy) */
XPAD_XBOX360_VENDOR(0x044f), /* Thrustmaster X-Box 360 controllers */
XPAD_XBOX360_VENDOR(0x045e), /* Microsoft X-Box 360 controllers */
XPAD_XBOXONE_VENDOR(0x045e), /* Microsoft X-Box One controllers */
@@ -443,6 +457,7 @@ static const struct usb_device_id xpad_table[] = {
{ USB_DEVICE(0x0738, 0x4540) }, /* Mad Catz Beat Pad */
XPAD_XBOXONE_VENDOR(0x0738), /* Mad Catz FightStick TE 2 */
XPAD_XBOX360_VENDOR(0x07ff), /* Mad Catz GamePad */
+ XPAD_XBOX360_VENDOR(0x0c12), /* Zeroplus X-Box 360 controllers */
XPAD_XBOX360_VENDOR(0x0e6f), /* 0x0e6f X-Box 360 controllers */
XPAD_XBOXONE_VENDOR(0x0e6f), /* 0x0e6f X-Box One controllers */
XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */
@@ -463,8 +478,12 @@ static const struct usb_device_id xpad_table[] = {
XPAD_XBOXONE_VENDOR(0x20d6), /* PowerA Controllers */
XPAD_XBOX360_VENDOR(0x24c6), /* PowerA Controllers */
XPAD_XBOXONE_VENDOR(0x24c6), /* PowerA Controllers */
+ XPAD_XBOX360_VENDOR(0x2563), /* OneXPlayer Gamepad */
+ XPAD_XBOX360_VENDOR(0x260d), /* Dareu H101 */
+ XPAD_XBOXONE_VENDOR(0x2dc8), /* 8BitDo Pro 2 Wired Controller for Xbox */
XPAD_XBOXONE_VENDOR(0x2e24), /* Hyperkin Duke X-Box One pad */
XPAD_XBOX360_VENDOR(0x2f24), /* GameSir Controllers */
+ XPAD_XBOX360_VENDOR(0x31e3), /* Wooting Keyboards */
XPAD_XBOX360_VENDOR(0x3285), /* Nacon GC-100 */
{ }
};
@@ -1981,7 +2000,6 @@ static struct usb_driver xpad_driver = {
.disconnect = xpad_disconnect,
.suspend = xpad_suspend,
.resume = xpad_resume,
- .reset_resume = xpad_resume,
.id_table = xpad_table,
};

diff --git a/drivers/input/touchscreen/melfas_mip4.c b/drivers/input/touchscreen/melfas_mip4.c
index 552a3773f79d..cec2df449f89 100644
--- a/drivers/input/touchscreen/melfas_mip4.c
+++ b/drivers/input/touchscreen/melfas_mip4.c
@@ -1416,7 +1416,7 @@ static int mip4_probe(struct i2c_client *client, const struct i2c_device_id *id)
"ce", GPIOD_OUT_LOW);
if (IS_ERR(ts->gpio_ce)) {
error = PTR_ERR(ts->gpio_ce);
- if (error != EPROBE_DEFER)
+ if (error != -EPROBE_DEFER)
dev_err(&client->dev,
"Failed to get gpio: %d\n", error);
return error;
diff --git a/drivers/iommu/omap-iommu-debug.c b/drivers/iommu/omap-iommu-debug.c
index cec33e90e399..a15c4d99b888 100644
--- a/drivers/iommu/omap-iommu-debug.c
+++ b/drivers/iommu/omap-iommu-debug.c
@@ -35,12 +35,12 @@ static inline bool is_omap_iommu_detached(struct omap_iommu *obj)
ssize_t bytes; \
const char *str = "%20s: %08x\n"; \
const int maxcol = 32; \
- bytes = snprintf(p, maxcol, str, __stringify(name), \
+ if (len < maxcol) \
+ goto out; \
+ bytes = scnprintf(p, maxcol, str, __stringify(name), \
iommu_read_reg(obj, MMU_##name)); \
p += bytes; \
len -= bytes; \
- if (len < maxcol) \
- goto out; \
} while (0)

static ssize_t
diff --git a/drivers/isdn/mISDN/l1oip.h b/drivers/isdn/mISDN/l1oip.h
index 661c060ada49..67d1a4762d56 100644
--- a/drivers/isdn/mISDN/l1oip.h
+++ b/drivers/isdn/mISDN/l1oip.h
@@ -58,6 +58,7 @@ struct l1oip {
int bundle; /* bundle channels in one frm */
int codec; /* codec to use for transmis. */
int limit; /* limit number of bchannels */
+ bool shutdown; /* if card is released */

/* timer */
struct timer_list keep_tl;
diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index 67c21876c35f..b77ae00a95a3 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -287,7 +287,7 @@ l1oip_socket_send(struct l1oip *hc, u8 localcodec, u8 channel, u32 chanmask,
p = frame;

/* restart timer */
- if (time_before(hc->keep_tl.expires, jiffies + 5 * HZ))
+ if (time_before(hc->keep_tl.expires, jiffies + 5 * HZ) && !hc->shutdown)
mod_timer(&hc->keep_tl, jiffies + L1OIP_KEEPALIVE * HZ);
else
hc->keep_tl.expires = jiffies + L1OIP_KEEPALIVE * HZ;
@@ -619,7 +619,9 @@ l1oip_socket_parse(struct l1oip *hc, struct sockaddr_in *sin, u8 *buf, int len)
goto multiframe;

/* restart timer */
- if (time_before(hc->timeout_tl.expires, jiffies + 5 * HZ) || !hc->timeout_on) {
+ if ((time_before(hc->timeout_tl.expires, jiffies + 5 * HZ) ||
+ !hc->timeout_on) &&
+ !hc->shutdown) {
hc->timeout_on = 1;
mod_timer(&hc->timeout_tl, jiffies + L1OIP_TIMEOUT * HZ);
} else /* only adjust timer */
@@ -1246,11 +1248,10 @@ release_card(struct l1oip *hc)
{
int ch;

- if (timer_pending(&hc->keep_tl))
- del_timer(&hc->keep_tl);
+ hc->shutdown = true;

- if (timer_pending(&hc->timeout_tl))
- del_timer(&hc->timeout_tl);
+ del_timer_sync(&hc->keep_tl);
+ del_timer_sync(&hc->timeout_tl);

cancel_work_sync(&hc->workq);

diff --git a/drivers/media/pci/cx88/cx88-vbi.c b/drivers/media/pci/cx88/cx88-vbi.c
index d3237cf8ffa3..78d78b7c974c 100644
--- a/drivers/media/pci/cx88/cx88-vbi.c
+++ b/drivers/media/pci/cx88/cx88-vbi.c
@@ -140,11 +140,10 @@ static int buffer_prepare(struct vb2_buffer *vb)
return -EINVAL;
vb2_set_plane_payload(vb, 0, size);

- cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl,
- 0, VBI_LINE_LENGTH * lines,
- VBI_LINE_LENGTH, 0,
- lines);
- return 0;
+ return cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl,
+ 0, VBI_LINE_LENGTH * lines,
+ VBI_LINE_LENGTH, 0,
+ lines);
}

static void buffer_finish(struct vb2_buffer *vb)
diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c
index 3b140ad598de..0ad0f4ab6c4b 100644
--- a/drivers/media/pci/cx88/cx88-video.c
+++ b/drivers/media/pci/cx88/cx88-video.c
@@ -443,6 +443,7 @@ static int queue_setup(struct vb2_queue *q,

static int buffer_prepare(struct vb2_buffer *vb)
{
+ int ret;
struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
struct cx88_core *core = dev->core;
@@ -457,42 +458,42 @@ static int buffer_prepare(struct vb2_buffer *vb)

switch (core->field) {
case V4L2_FIELD_TOP:
- cx88_risc_buffer(dev->pci, &buf->risc,
- sgt->sgl, 0, UNSET,
- buf->bpl, 0, core->height);
+ ret = cx88_risc_buffer(dev->pci, &buf->risc,
+ sgt->sgl, 0, UNSET,
+ buf->bpl, 0, core->height);
break;
case V4L2_FIELD_BOTTOM:
- cx88_risc_buffer(dev->pci, &buf->risc,
- sgt->sgl, UNSET, 0,
- buf->bpl, 0, core->height);
+ ret = cx88_risc_buffer(dev->pci, &buf->risc,
+ sgt->sgl, UNSET, 0,
+ buf->bpl, 0, core->height);
break;
case V4L2_FIELD_SEQ_TB:
- cx88_risc_buffer(dev->pci, &buf->risc,
- sgt->sgl,
- 0, buf->bpl * (core->height >> 1),
- buf->bpl, 0,
- core->height >> 1);
+ ret = cx88_risc_buffer(dev->pci, &buf->risc,
+ sgt->sgl,
+ 0, buf->bpl * (core->height >> 1),
+ buf->bpl, 0,
+ core->height >> 1);
break;
case V4L2_FIELD_SEQ_BT:
- cx88_risc_buffer(dev->pci, &buf->risc,
- sgt->sgl,
- buf->bpl * (core->height >> 1), 0,
- buf->bpl, 0,
- core->height >> 1);
+ ret = cx88_risc_buffer(dev->pci, &buf->risc,
+ sgt->sgl,
+ buf->bpl * (core->height >> 1), 0,
+ buf->bpl, 0,
+ core->height >> 1);
break;
case V4L2_FIELD_INTERLACED:
default:
- cx88_risc_buffer(dev->pci, &buf->risc,
- sgt->sgl, 0, buf->bpl,
- buf->bpl, buf->bpl,
- core->height >> 1);
+ ret = cx88_risc_buffer(dev->pci, &buf->risc,
+ sgt->sgl, 0, buf->bpl,
+ buf->bpl, buf->bpl,
+ core->height >> 1);
break;
}
dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
buf, buf->vb.vb2_buf.index,
core->width, core->height, dev->fmt->depth, dev->fmt->name,
(unsigned long)buf->risc.dma);
- return 0;
+ return ret;
}

static void buffer_finish(struct vb2_buffer *vb)
diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index 590ec04de827..3a1311d572c2 100644
--- a/drivers/media/platform/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -217,6 +217,7 @@ static int fimc_is_register_subdevs(struct fimc_is *is)

if (ret < 0 || index >= FIMC_IS_SENSORS_NUM) {
of_node_put(child);
+ of_node_put(i2c_bus);
return ret;
}
index++;
diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c
index feb3b2f1d874..df21646ef9fa 100644
--- a/drivers/media/platform/xilinx/xilinx-vipp.c
+++ b/drivers/media/platform/xilinx/xilinx-vipp.c
@@ -462,7 +462,7 @@ static int xvip_graph_dma_init(struct xvip_composite_device *xdev)
{
struct device_node *ports;
struct device_node *port;
- int ret;
+ int ret = 0;

ports = of_get_child_by_name(xdev->dev->of_node, "ports");
if (ports == NULL) {
@@ -472,13 +472,14 @@ static int xvip_graph_dma_init(struct xvip_composite_device *xdev)

for_each_child_of_node(ports, port) {
ret = xvip_graph_dma_init_one(xdev, port);
- if (ret < 0) {
+ if (ret) {
of_node_put(port);
- return ret;
+ break;
}
}

- return 0;
+ of_node_put(ports);
+ return ret;
}

static void xvip_graph_cleanup(struct xvip_composite_device *xdev)
diff --git a/drivers/memory/of_memory.c b/drivers/memory/of_memory.c
index 568f05ed961a..36517b7d093e 100644
--- a/drivers/memory/of_memory.c
+++ b/drivers/memory/of_memory.c
@@ -135,6 +135,7 @@ const struct lpddr2_timings *of_get_ddr_timings(struct device_node *np_ddr,
for_each_child_of_node(np_ddr, np_tim) {
if (of_device_is_compatible(np_tim, tim_compat)) {
if (of_do_get_timings(np_tim, &timings[i])) {
+ of_node_put(np_tim);
devm_kfree(dev, timings);
goto default_timings;
}
diff --git a/drivers/mfd/intel_soc_pmic_core.c b/drivers/mfd/intel_soc_pmic_core.c
index 12d6ebb4ae5d..e233585645b9 100644
--- a/drivers/mfd/intel_soc_pmic_core.c
+++ b/drivers/mfd/intel_soc_pmic_core.c
@@ -118,6 +118,7 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c,
return 0;

err_del_irq_chip:
+ pwm_remove_table(crc_pwm_lookup, ARRAY_SIZE(crc_pwm_lookup));
regmap_del_irq_chip(pmic->irq, pmic->irq_chip_data);
return ret;
}
diff --git a/drivers/mfd/lp8788-irq.c b/drivers/mfd/lp8788-irq.c
index 792d51bae20f..ae65928f35f0 100644
--- a/drivers/mfd/lp8788-irq.c
+++ b/drivers/mfd/lp8788-irq.c
@@ -179,6 +179,7 @@ int lp8788_irq_init(struct lp8788 *lp, int irq)
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
"lp8788-irq", irqd);
if (ret) {
+ irq_domain_remove(lp->irqdm);
dev_err(lp->dev, "failed to create a thread for IRQ_N\n");
return ret;
}
@@ -192,4 +193,6 @@ void lp8788_irq_exit(struct lp8788 *lp)
{
if (lp->irq)
free_irq(lp->irq, lp->irqdm);
+ if (lp->irqdm)
+ irq_domain_remove(lp->irqdm);
}
diff --git a/drivers/mfd/lp8788.c b/drivers/mfd/lp8788.c
index acf616559512..e47150cdf747 100644
--- a/drivers/mfd/lp8788.c
+++ b/drivers/mfd/lp8788.c
@@ -199,8 +199,16 @@ static int lp8788_probe(struct i2c_client *cl, const struct i2c_device_id *id)
if (ret)
return ret;

- return mfd_add_devices(lp->dev, -1, lp8788_devs,
- ARRAY_SIZE(lp8788_devs), NULL, 0, NULL);
+ ret = mfd_add_devices(lp->dev, -1, lp8788_devs,
+ ARRAY_SIZE(lp8788_devs), NULL, 0, NULL);
+ if (ret)
+ goto err_exit_irq;
+
+ return 0;
+
+err_exit_irq:
+ lp8788_irq_exit(lp);
+ return ret;
}

static int lp8788_remove(struct i2c_client *cl)
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 4ca245518a19..d64bd28cc6b8 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1736,7 +1736,12 @@ static struct platform_driver sm501_plat_driver = {

static int __init sm501_base_init(void)
{
- platform_driver_register(&sm501_plat_driver);
+ int ret;
+
+ ret = platform_driver_register(&sm501_plat_driver);
+ if (ret < 0)
+ return ret;
+
return pci_register_driver(&sm501_pci_driver);
}

diff --git a/drivers/mmc/host/au1xmmc.c b/drivers/mmc/host/au1xmmc.c
index ed77fbfa4774..a1667339e21d 100644
--- a/drivers/mmc/host/au1xmmc.c
+++ b/drivers/mmc/host/au1xmmc.c
@@ -1114,8 +1114,9 @@ static int au1xmmc_probe(struct platform_device *pdev)
if (host->platdata && host->platdata->cd_setup &&
!(mmc->caps & MMC_CAP_NEEDS_POLL))
host->platdata->cd_setup(mmc, 0);
-out_clk:
+
clk_disable_unprepare(host->clk);
+out_clk:
clk_put(host->clk);
out_irq:
free_irq(host->irq, host);
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index a5b03fb7656d..4f8588c3bf53 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -111,8 +111,8 @@
#define CLK_DIV_MASK 0x7f

/* REG_BUS_WIDTH */
-#define BUS_WIDTH_8 BIT(2)
-#define BUS_WIDTH_4 BIT(1)
+#define BUS_WIDTH_4_SUPPORT BIT(3)
+#define BUS_WIDTH_4 BIT(2)
#define BUS_WIDTH_1 BIT(0)

#define MMC_VDD_360 23
@@ -529,9 +529,6 @@ static void moxart_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
case MMC_BUS_WIDTH_4:
writel(BUS_WIDTH_4, host->base + REG_BUS_WIDTH);
break;
- case MMC_BUS_WIDTH_8:
- writel(BUS_WIDTH_8, host->base + REG_BUS_WIDTH);
- break;
default:
writel(BUS_WIDTH_1, host->base + REG_BUS_WIDTH);
break;
@@ -648,16 +645,8 @@ static int moxart_probe(struct platform_device *pdev)
dmaengine_slave_config(host->dma_chan_rx, &cfg);
}

- switch ((readl(host->base + REG_BUS_WIDTH) >> 3) & 3) {
- case 1:
+ if (readl(host->base + REG_BUS_WIDTH) & BUS_WIDTH_4_SUPPORT)
mmc->caps |= MMC_CAP_4_BIT_DATA;
- break;
- case 2:
- mmc->caps |= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA;
- break;
- default:
- break;
- }

writel(0, host->base + REG_INTERRUPT_MASK);

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 9d7f491931ce..36108b26d804 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -792,6 +792,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
BNX2X_ERR("skb_put is about to fail... pad %d len %d rx_buf_size %d\n",
pad, len, fp->rx_buf_size);
bnx2x_panic();
+ bnx2x_frag_free(fp, new_data);
return;
}
#endif
diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
index 777beffa1e1e..7861a5025dfb 100644
--- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
+++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c
@@ -103,7 +103,7 @@ static int do_pd_setup(struct fs_enet_private *fep)
return -EINVAL;

fep->fec.fecp = of_iomap(ofdev->dev.of_node, 0);
- if (!fep->fcc.fccp)
+ if (!fep->fec.fecp)
return -EINVAL;

return 0;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index db37cf9281e1..547693118606 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -966,6 +966,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x413c, 0x81b3, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */
{QMI_FIXED_INTF(0x413c, 0x81b6, 8)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x413c, 0x81b6, 10)}, /* Dell Wireless 5811e */
+ {QMI_FIXED_INTF(0x413c, 0x81c2, 8)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x413c, 0x81cc, 8)}, /* Dell Wireless 5816e */
{QMI_FIXED_INTF(0x413c, 0x81d7, 0)}, /* Dell Wireless 5821e */
{QMI_FIXED_INTF(0x413c, 0x81d7, 1)}, /* Dell Wireless 5821e preproduction config */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 96f6edcb0062..a354695a22a9 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1282,7 +1282,9 @@ static void intr_callback(struct urb *urb)
"Stop submitting intr, status %d\n", status);
return;
case -EOVERFLOW:
- netif_info(tp, intr, tp->netdev, "intr status -EOVERFLOW\n");
+ if (net_ratelimit())
+ netif_info(tp, intr, tp->netdev,
+ "intr status -EOVERFLOW\n");
goto resubmit;
/* -EPIPE: should clear the halt */
default:
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index f1cb512c55ac..810e4e65e2a3 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1559,6 +1559,7 @@ void usbnet_disconnect (struct usb_interface *intf)
struct usbnet *dev;
struct usb_device *xdev;
struct net_device *net;
+ struct urb *urb;

dev = usb_get_intfdata(intf);
usb_set_intfdata(intf, NULL);
@@ -1575,7 +1576,11 @@ void usbnet_disconnect (struct usb_interface *intf)
net = dev->net;
unregister_netdev (net);

- usb_scuttle_anchored_urbs(&dev->deferred);
+ while ((urb = usb_get_from_anchor(&dev->deferred))) {
+ dev_kfree_skb(urb->context);
+ kfree(urb->sg);
+ usb_free_urb(urb);
+ }

if (dev->driver_info->unbind)
dev->driver_info->unbind (dev, intf);
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 41fb17cece62..1ac24507b4e5 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -798,11 +798,36 @@ static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr)
return 0;
}

+static void ath10k_peer_map_cleanup(struct ath10k *ar, struct ath10k_peer *peer)
+{
+ int peer_id, i;
+
+ lockdep_assert_held(&ar->conf_mutex);
+
+ for_each_set_bit(peer_id, peer->peer_ids,
+ ATH10K_MAX_NUM_PEER_IDS) {
+ ar->peer_map[peer_id] = NULL;
+ }
+
+ /* Double check that peer is properly un-referenced from
+ * the peer_map
+ */
+ for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) {
+ if (ar->peer_map[i] == peer) {
+ ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n",
+ peer->addr, peer, i);
+ ar->peer_map[i] = NULL;
+ }
+ }
+
+ list_del(&peer->list);
+ kfree(peer);
+ ar->num_peers--;
+}
+
static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id)
{
struct ath10k_peer *peer, *tmp;
- int peer_id;
- int i;

lockdep_assert_held(&ar->conf_mutex);

@@ -814,25 +839,7 @@ static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id)
ath10k_warn(ar, "removing stale peer %pM from vdev_id %d\n",
peer->addr, vdev_id);

- for_each_set_bit(peer_id, peer->peer_ids,
- ATH10K_MAX_NUM_PEER_IDS) {
- ar->peer_map[peer_id] = NULL;
- }
-
- /* Double check that peer is properly un-referenced from
- * the peer_map
- */
- for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) {
- if (ar->peer_map[i] == peer) {
- ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n",
- peer->addr, peer, i);
- ar->peer_map[i] = NULL;
- }
- }
-
- list_del(&peer->list);
- kfree(peer);
- ar->num_peers--;
+ ath10k_peer_map_cleanup(ar, peer);
}
spin_unlock_bh(&ar->data_lock);
}
@@ -6095,10 +6102,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
/* Clean up the peer object as well since we
* must have failed to do this above.
*/
- list_del(&peer->list);
- ar->peer_map[i] = NULL;
- kfree(peer);
- ar->num_peers--;
+ ath10k_peer_map_cleanup(ar, peer);
}
}
spin_unlock_bh(&ar->data_lock);
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 2cd1b3cfcc09..70251c703c9e 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -3011,6 +3011,8 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,

rx_status.band = data2->channel->band;
rx_status.rate_idx = nla_get_u32(info->attrs[HWSIM_ATTR_RX_RATE]);
+ if (rx_status.rate_idx >= data2->hw->wiphy->bands[rx_status.band]->n_bitrates)
+ goto out;
rx_status.signal = nla_get_u32(info->attrs[HWSIM_ATTR_SIGNAL]);

memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index 9fc6f1615343..079611ff8def 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -3386,7 +3386,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
reg = (rf->channel <= 14 ? 0x1c : 0x24) + 2 * rt2x00dev->lna_gain;
rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);

- rt2800_iq_calibrate(rt2x00dev, rf->channel);
+ if (rt2x00_rt(rt2x00dev, RT5592))
+ rt2800_iq_calibrate(rt2x00dev, rf->channel);
}

rt2800_bbp_read(rt2x00dev, 4, &bbp);
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index e73613b9f2f5..6875ec7290bf 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -1879,13 +1879,6 @@ static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv)

/* We have 8 bits to indicate validity */
map_addr = offset * 8;
- if (map_addr >= EFUSE_MAP_LEN) {
- dev_warn(dev, "%s: Illegal map_addr (%04x), "
- "efuse corrupt!\n",
- __func__, map_addr);
- ret = -EINVAL;
- goto exit;
- }
for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
/* Check word enable condition in the section */
if (word_mask & BIT(i)) {
@@ -1896,6 +1889,13 @@ static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv)
ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8);
if (ret)
goto exit;
+ if (map_addr >= EFUSE_MAP_LEN - 1) {
+ dev_warn(dev, "%s: Illegal map_addr (%04x), "
+ "efuse corrupt!\n",
+ __func__, map_addr);
+ ret = -EINVAL;
+ goto exit;
+ }
priv->efuse_wifi.raw[map_addr++] = val8;

ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8);
@@ -2930,12 +2930,12 @@ bool rtl8xxxu_gen2_simularity_compare(struct rtl8xxxu_priv *priv,
}

if (!(simubitmap & 0x30) && priv->tx_paths > 1) {
- /* path B RX OK */
+ /* path B TX OK */
for (i = 4; i < 6; i++)
result[3][i] = result[c1][i];
}

- if (!(simubitmap & 0x30) && priv->tx_paths > 1) {
+ if (!(simubitmap & 0xc0) && priv->tx_paths > 1) {
/* path B RX OK */
for (i = 6; i < 8; i++)
result[3][i] = result[c1][i];
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 9561a247d0dc..f260ef59dda2 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1044,18 +1044,21 @@ static int nvme_pr_preempt(struct block_device *bdev, u64 old, u64 new,
enum pr_type type, bool abort)
{
u32 cdw10 = nvme_pr_type(type) << 8 | (abort ? 2 : 1);
+
return nvme_pr_command(bdev, cdw10, old, new, nvme_cmd_resv_acquire);
}

static int nvme_pr_clear(struct block_device *bdev, u64 key)
{
- u32 cdw10 = 1 | (key ? 1 << 3 : 0);
- return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_register);
+ u32 cdw10 = 1 | (key ? 0 : 1 << 3);
+
+ return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_release);
}

static int nvme_pr_release(struct block_device *bdev, u64 key, enum pr_type type)
{
- u32 cdw10 = nvme_pr_type(type) << 8 | (key ? 1 << 3 : 0);
+ u32 cdw10 = nvme_pr_type(type) << 8 | (key ? 0 : 1 << 3);
+
return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_release);
}

diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 85774b7a316a..7818cfeea53a 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -214,6 +214,17 @@ static int pci_revert_fw_address(struct resource *res, struct pci_dev *dev,

root = pci_find_parent_resource(dev, res);
if (!root) {
+ /*
+ * If dev is behind a bridge, accesses will only reach it
+ * if res is inside the relevant bridge window.
+ */
+ if (pci_upstream_bridge(dev))
+ return -ENXIO;
+
+ /*
+ * On the root bus, assume the host bridge will forward
+ * everything.
+ */
if (res->flags & IORESOURCE_IO)
root = &ioport_resource;
else
diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c
index 42317704629d..4ae2287ce262 100644
--- a/drivers/platform/x86/msi-laptop.c
+++ b/drivers/platform/x86/msi-laptop.c
@@ -609,11 +609,10 @@ static struct dmi_system_id __initdata msi_dmi_table[] = {
{
.ident = "MSI S270",
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD"),
+ DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT"),
DMI_MATCH(DMI_PRODUCT_NAME, "MS-1013"),
DMI_MATCH(DMI_PRODUCT_VERSION, "0131"),
- DMI_MATCH(DMI_CHASSIS_VENDOR,
- "MICRO-STAR INT'L CO.,LTD")
+ DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR INT")
},
.driver_data = &quirk_old_ec_model,
.callback = dmi_check_cb
@@ -646,8 +645,7 @@ static struct dmi_system_id __initdata msi_dmi_table[] = {
DMI_MATCH(DMI_SYS_VENDOR, "NOTEBOOK"),
DMI_MATCH(DMI_PRODUCT_NAME, "SAM2000"),
DMI_MATCH(DMI_PRODUCT_VERSION, "0131"),
- DMI_MATCH(DMI_CHASSIS_VENDOR,
- "MICRO-STAR INT'L CO.,LTD")
+ DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR INT")
},
.driver_data = &quirk_old_ec_model,
.callback = dmi_check_cb
@@ -1069,8 +1067,7 @@ static int __init msi_init(void)
return -EINVAL;

/* Register backlight stuff */
-
- if (quirks->old_ec_model ||
+ if (quirks->old_ec_model &&
acpi_video_get_backlight_type() == acpi_backlight_vendor) {
struct backlight_properties props;
memset(&props, 0, sizeof(struct backlight_properties));
diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c
index 8809c1a20bed..5f31606e1982 100644
--- a/drivers/powercap/intel_rapl.c
+++ b/drivers/powercap/intel_rapl.c
@@ -1080,6 +1080,9 @@ static u64 rapl_compute_time_window_core(struct rapl_package *rp, u64 value,
y = value & 0x1f;
value = (1 << y) * (4 + f) * rp->time_unit / 4;
} else {
+ if (value < rp->time_unit)
+ return 0;
+
do_div(value, rp->time_unit);
y = ilog2(value);
f = div64_u64(4 * (value - (1 << y)), 1 << y);
diff --git a/drivers/regulator/qcom_rpm-regulator.c b/drivers/regulator/qcom_rpm-regulator.c
index 1b2acc43fea1..4f2c8be0c923 100644
--- a/drivers/regulator/qcom_rpm-regulator.c
+++ b/drivers/regulator/qcom_rpm-regulator.c
@@ -820,6 +820,12 @@ static const struct rpm_regulator_data rpm_pm8018_regulators[] = {
};

static const struct rpm_regulator_data rpm_pm8058_regulators[] = {
+ { "s0", QCOM_RPM_PM8058_SMPS0, &pm8058_smps, "vdd_s0" },
+ { "s1", QCOM_RPM_PM8058_SMPS1, &pm8058_smps, "vdd_s1" },
+ { "s2", QCOM_RPM_PM8058_SMPS2, &pm8058_smps, "vdd_s2" },
+ { "s3", QCOM_RPM_PM8058_SMPS3, &pm8058_smps, "vdd_s3" },
+ { "s4", QCOM_RPM_PM8058_SMPS4, &pm8058_smps, "vdd_s4" },
+
{ "l0", QCOM_RPM_PM8058_LDO0, &pm8058_nldo, "vdd_l0_l1_lvs" },
{ "l1", QCOM_RPM_PM8058_LDO1, &pm8058_nldo, "vdd_l0_l1_lvs" },
{ "l2", QCOM_RPM_PM8058_LDO2, &pm8058_pldo, "vdd_l2_l11_l12" },
@@ -847,12 +853,6 @@ static const struct rpm_regulator_data rpm_pm8058_regulators[] = {
{ "l24", QCOM_RPM_PM8058_LDO24, &pm8058_nldo, "vdd_l23_l24_l25" },
{ "l25", QCOM_RPM_PM8058_LDO25, &pm8058_nldo, "vdd_l23_l24_l25" },

- { "s0", QCOM_RPM_PM8058_SMPS0, &pm8058_smps, "vdd_s0" },
- { "s1", QCOM_RPM_PM8058_SMPS1, &pm8058_smps, "vdd_s1" },
- { "s2", QCOM_RPM_PM8058_SMPS2, &pm8058_smps, "vdd_s2" },
- { "s3", QCOM_RPM_PM8058_SMPS3, &pm8058_smps, "vdd_s3" },
- { "s4", QCOM_RPM_PM8058_SMPS4, &pm8058_smps, "vdd_s4" },
-
{ "lvs0", QCOM_RPM_PM8058_LVS0, &pm8058_switch, "vdd_l0_l1_lvs" },
{ "lvs1", QCOM_RPM_PM8058_LVS1, &pm8058_switch, "vdd_l0_l1_lvs" },

@@ -861,6 +861,12 @@ static const struct rpm_regulator_data rpm_pm8058_regulators[] = {
};

static const struct rpm_regulator_data rpm_pm8901_regulators[] = {
+ { "s0", QCOM_RPM_PM8901_SMPS0, &pm8901_ftsmps, "vdd_s0" },
+ { "s1", QCOM_RPM_PM8901_SMPS1, &pm8901_ftsmps, "vdd_s1" },
+ { "s2", QCOM_RPM_PM8901_SMPS2, &pm8901_ftsmps, "vdd_s2" },
+ { "s3", QCOM_RPM_PM8901_SMPS3, &pm8901_ftsmps, "vdd_s3" },
+ { "s4", QCOM_RPM_PM8901_SMPS4, &pm8901_ftsmps, "vdd_s4" },
+
{ "l0", QCOM_RPM_PM8901_LDO0, &pm8901_nldo, "vdd_l0" },
{ "l1", QCOM_RPM_PM8901_LDO1, &pm8901_pldo, "vdd_l1" },
{ "l2", QCOM_RPM_PM8901_LDO2, &pm8901_pldo, "vdd_l2" },
@@ -869,12 +875,6 @@ static const struct rpm_regulator_data rpm_pm8901_regulators[] = {
{ "l5", QCOM_RPM_PM8901_LDO5, &pm8901_pldo, "vdd_l5" },
{ "l6", QCOM_RPM_PM8901_LDO6, &pm8901_pldo, "vdd_l6" },

- { "s0", QCOM_RPM_PM8901_SMPS0, &pm8901_ftsmps, "vdd_s0" },
- { "s1", QCOM_RPM_PM8901_SMPS1, &pm8901_ftsmps, "vdd_s1" },
- { "s2", QCOM_RPM_PM8901_SMPS2, &pm8901_ftsmps, "vdd_s2" },
- { "s3", QCOM_RPM_PM8901_SMPS3, &pm8901_ftsmps, "vdd_s3" },
- { "s4", QCOM_RPM_PM8901_SMPS4, &pm8901_ftsmps, "vdd_s4" },
-
{ "lvs0", QCOM_RPM_PM8901_LVS0, &pm8901_switch, "lvs0_in" },
{ "lvs1", QCOM_RPM_PM8901_LVS1, &pm8901_switch, "lvs1_in" },
{ "lvs2", QCOM_RPM_PM8901_LVS2, &pm8901_switch, "lvs2_in" },
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index b78a2f3745f2..9c2edd9b66d1 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -2016,7 +2016,7 @@ static int twa_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
retval = pci_enable_device(pdev);
if (retval) {
TW_PRINTK(host, TW_DRIVER, 0x34, "Failed to enable pci device");
- goto out_disable_device;
+ return -ENODEV;
}

pci_set_master(pdev);
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 5b23175a584c..23f90ca344ad 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -653,16 +653,17 @@ stex_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
return 0;
case PASSTHRU_CMD:
if (cmd->cmnd[1] == PASSTHRU_GET_DRVVER) {
- struct st_drvver ver;
+ const struct st_drvver ver = {
+ .major = ST_VER_MAJOR,
+ .minor = ST_VER_MINOR,
+ .oem = ST_OEM,
+ .build = ST_BUILD_VER,
+ .signature[0] = PASSTHRU_SIGNATURE,
+ .console_id = host->max_id - 1,
+ .host_no = hba->host->host_no,
+ };
size_t cp_len = sizeof(ver);

- ver.major = ST_VER_MAJOR;
- ver.minor = ST_VER_MINOR;
- ver.oem = ST_OEM;
- ver.build = ST_BUILD_VER;
- ver.signature[0] = PASSTHRU_SIGNATURE;
- ver.console_id = host->max_id - 1;
- ver.host_no = hba->host->host_no;
cp_len = scsi_sg_copy_from_buffer(cmd, &ver, cp_len);
cmd->result = sizeof(ver) == cp_len ?
DID_OK << 16 | COMMAND_COMPLETE << 8 :
diff --git a/drivers/soc/qcom/smem_state.c b/drivers/soc/qcom/smem_state.c
index d5437ca76ed9..1502cf037a6b 100644
--- a/drivers/soc/qcom/smem_state.c
+++ b/drivers/soc/qcom/smem_state.c
@@ -144,6 +144,7 @@ static void qcom_smem_state_release(struct kref *ref)
struct qcom_smem_state *state = container_of(ref, struct qcom_smem_state, refcount);

list_del(&state->list);
+ of_node_put(state->of_node);
kfree(state);
}

@@ -177,7 +178,7 @@ struct qcom_smem_state *qcom_smem_state_register(struct device_node *of_node,

kref_init(&state->refcount);

- state->of_node = of_node;
+ state->of_node = of_node_get(of_node);
state->ops = *ops;
state->priv = priv;

diff --git a/drivers/soc/qcom/smsm.c b/drivers/soc/qcom/smsm.c
index 01bc8528f24d..87ab37807e3f 100644
--- a/drivers/soc/qcom/smsm.c
+++ b/drivers/soc/qcom/smsm.c
@@ -515,7 +515,7 @@ static int qcom_smsm_probe(struct platform_device *pdev)
for (id = 0; id < smsm->num_hosts; id++) {
ret = smsm_parse_ipc(smsm, id);
if (ret < 0)
- return ret;
+ goto out_put;
}

/* Acquire the main SMSM state vector */
@@ -523,13 +523,14 @@ static int qcom_smsm_probe(struct platform_device *pdev)
smsm->num_entries * sizeof(u32));
if (ret < 0 && ret != -EEXIST) {
dev_err(&pdev->dev, "unable to allocate shared state entry\n");
- return ret;
+ goto out_put;
}

states = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_SMSM_SHARED_STATE, NULL);
if (IS_ERR(states)) {
dev_err(&pdev->dev, "Unable to acquire shared state entry\n");
- return PTR_ERR(states);
+ ret = PTR_ERR(states);
+ goto out_put;
}

/* Acquire the list of interrupt mask vectors */
@@ -537,13 +538,14 @@ static int qcom_smsm_probe(struct platform_device *pdev)
ret = qcom_smem_alloc(QCOM_SMEM_HOST_ANY, SMEM_SMSM_CPU_INTR_MASK, size);
if (ret < 0 && ret != -EEXIST) {
dev_err(&pdev->dev, "unable to allocate smsm interrupt mask\n");
- return ret;
+ goto out_put;
}

intr_mask = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_SMSM_CPU_INTR_MASK, NULL);
if (IS_ERR(intr_mask)) {
dev_err(&pdev->dev, "unable to acquire shared memory interrupt mask\n");
- return PTR_ERR(intr_mask);
+ ret = PTR_ERR(intr_mask);
+ goto out_put;
}

/* Setup the reference to the local state bits */
@@ -554,7 +556,8 @@ static int qcom_smsm_probe(struct platform_device *pdev)
smsm->state = qcom_smem_state_register(local_node, &smsm_state_ops, smsm);
if (IS_ERR(smsm->state)) {
dev_err(smsm->dev, "failed to register qcom_smem_state\n");
- return PTR_ERR(smsm->state);
+ ret = PTR_ERR(smsm->state);
+ goto out_put;
}

/* Register handlers for remote processor entries of interest. */
@@ -584,16 +587,19 @@ static int qcom_smsm_probe(struct platform_device *pdev)
}

platform_set_drvdata(pdev, smsm);
+ of_node_put(local_node);

return 0;

unwind_interfaces:
+ of_node_put(node);
for (id = 0; id < smsm->num_entries; id++)
if (smsm->entries[id].domain)
irq_domain_remove(smsm->entries[id].domain);

qcom_smem_state_unregister(smsm->state);
-
+out_put:
+ of_node_put(local_node);
return ret;
}

diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c
index 2eeb0fe2eed2..022f5bccef81 100644
--- a/drivers/spi/spi-omap-100k.c
+++ b/drivers/spi/spi-omap-100k.c
@@ -425,6 +425,7 @@ static int omap1_spi100k_probe(struct platform_device *pdev)
return status;

err_fck:
+ pm_runtime_disable(&pdev->dev);
clk_disable_unprepare(spi100k->fck);
err_ick:
clk_disable_unprepare(spi100k->ick);
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c
index 88b108e1c85f..bfca5f38d7b7 100644
--- a/drivers/spi/spi-qup.c
+++ b/drivers/spi/spi-qup.c
@@ -956,8 +956,10 @@ static int spi_qup_pm_resume_runtime(struct device *device)
return ret;

ret = clk_prepare_enable(controller->cclk);
- if (ret)
+ if (ret) {
+ clk_disable_unprepare(controller->iclk);
return ret;
+ }

/* Disable clocks auto gaiting */
config = readl_relaxed(controller->base + QUP_CONFIG);
@@ -1003,14 +1005,25 @@ static int spi_qup_resume(struct device *device)
return ret;

ret = clk_prepare_enable(controller->cclk);
- if (ret)
+ if (ret) {
+ clk_disable_unprepare(controller->iclk);
return ret;
+ }

ret = spi_qup_set_state(controller, QUP_STATE_RESET);
if (ret)
- return ret;
+ goto disable_clk;

- return spi_master_resume(master);
+ ret = spi_master_resume(master);
+ if (ret)
+ goto disable_clk;
+
+ return 0;
+
+disable_clk:
+ clk_disable_unprepare(controller->cclk);
+ clk_disable_unprepare(controller->iclk);
+ return ret;
}
#endif /* CONFIG_PM_SLEEP */

diff --git a/drivers/thermal/intel_powerclamp.c b/drivers/thermal/intel_powerclamp.c
index afada655f861..3ad68402ff96 100644
--- a/drivers/thermal/intel_powerclamp.c
+++ b/drivers/thermal/intel_powerclamp.c
@@ -518,9 +518,7 @@ static int start_power_clamp(void)
get_online_cpus();

/* prefer BSP */
- control_cpu = 0;
- if (!cpu_online(control_cpu))
- control_cpu = smp_processor_id();
+ control_cpu = cpumask_first(cpu_online_mask);

clamping = true;
schedule_delayed_work(&poll_pkg_cstate_work, 0);
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index d337a6d02282..b461cf2cc2ca 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -3146,8 +3146,13 @@ static void serial8250_console_restore(struct uart_8250_port *up)
unsigned int baud, quot, frac = 0;

termios.c_cflag = port->cons->cflag;
- if (port->state->port.tty && termios.c_cflag == 0)
+ termios.c_ispeed = port->cons->ispeed;
+ termios.c_ospeed = port->cons->ospeed;
+ if (port->state->port.tty && termios.c_cflag == 0) {
termios.c_cflag = port->state->port.tty->termios.c_cflag;
+ termios.c_ispeed = port->state->port.tty->termios.c_ispeed;
+ termios.c_ospeed = port->state->port.tty->termios.c_ospeed;
+ }

baud = serial8250_get_baud_rate(port, &termios, NULL);
quot = serial8250_get_divisor(up, baud, &frac);
diff --git a/drivers/tty/serial/jsm/jsm_driver.c b/drivers/tty/serial/jsm/jsm_driver.c
index a119f11bf2f4..3971abb0963c 100644
--- a/drivers/tty/serial/jsm/jsm_driver.c
+++ b/drivers/tty/serial/jsm/jsm_driver.c
@@ -221,7 +221,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)

break;
default:
- return -ENXIO;
+ rc = -ENXIO;
+ goto out_kfree_brd;
}

rc = request_irq(brd->irq, brd->bd_ops->intr, IRQF_SHARED, "JSM", brd);
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index b92700fdfd51..4fb040569194 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -363,6 +363,8 @@ static irqreturn_t cdns_uart_isr(int irq, void *dev_id)
isrstatus &= ~CDNS_UART_IXR_TXEMPTY;
}

+ isrstatus &= port->read_status_mask;
+ isrstatus &= ~port->ignore_status_mask;
/*
* Skip RX processing if RX is disabled as RXEMPTY will never be set
* as read bytes will not be removed from the FIFO.
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 9b30936904da..0850d587683a 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -703,7 +703,7 @@ struct xhci_stream_info *xhci_alloc_stream_info(struct xhci_hcd *xhci,
num_stream_ctxs, &stream_info->ctx_array_dma,
mem_flags);
if (!stream_info->stream_ctx_array)
- goto cleanup_ctx;
+ goto cleanup_ring_array;
memset(stream_info->stream_ctx_array, 0,
sizeof(struct xhci_stream_ctx)*num_stream_ctxs);

@@ -764,6 +764,11 @@ struct xhci_stream_info *xhci_alloc_stream_info(struct xhci_hcd *xhci,
}
xhci_free_command(xhci, stream_info->free_streams_command);
cleanup_ctx:
+ xhci_free_stream_ctx(xhci,
+ stream_info->num_stream_ctxs,
+ stream_info->stream_ctx_array,
+ stream_info->ctx_array_dma);
+cleanup_ring_array:
kfree(stream_info->stream_rings);
cleanup_info:
kfree(stream_info);
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 9cf8a9b16336..51f5cee880b2 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -183,10 +183,6 @@ static int idmouse_create_image(struct usb_idmouse *dev)
bytes_read += bulk_read;
}

- /* reset the device */
-reset:
- ftip_command(dev, FTIP_RELEASE, 0, 0);
-
/* check for valid image */
/* right border should be black (0x00) */
for (bytes_read = sizeof(HEADER)-1 + WIDTH-1; bytes_read < IMGSIZE; bytes_read += WIDTH)
@@ -198,6 +194,10 @@ static int idmouse_create_image(struct usb_idmouse *dev)
if (dev->bulk_in_buffer[bytes_read] != 0xFF)
return -EAGAIN;

+ /* reset the device */
+reset:
+ ftip_command(dev, FTIP_RELEASE, 0, 0);
+
/* should be IMGSIZE == 65040 */
dev_dbg(&dev->interface->dev, "read %d bytes fingerprint data\n",
bytes_read);
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index bd1a8dc285f5..c10b6bbd6b1a 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -1265,6 +1265,11 @@ static int mon_bin_mmap(struct file *filp, struct vm_area_struct *vma)
{
/* don't do anything here: "fault" will set up page table entries */
vma->vm_ops = &mon_bin_vm_ops;
+
+ if (vma->vm_flags & VM_WRITE)
+ return -EPERM;
+
+ vma->vm_flags &= ~VM_MAYWRITE;
vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
vma->vm_private_data = filp->private_data;
mon_bin_vma_open(vma);
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 8eb3a291ca9d..02ec84ce5ab9 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -785,6 +785,9 @@ static void rxstate(struct musb *musb, struct musb_request *req)
musb_writew(epio, MUSB_RXCSR, csr);

buffer_aint_mapped:
+ fifo_count = min_t(unsigned int,
+ request->length - request->actual,
+ (unsigned int)fifo_count);
musb_read_fifo(musb_ep->hw_ep, fifo_count, (u8 *)
(request->buf + request->actual));
request->actual += fifo_count;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index eceb6f27fec8..7b854f4e25f5 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1340,8 +1340,7 @@ static __u32 get_ftdi_divisor(struct tty_struct *tty,
case 38400: div_value = ftdi_sio_b38400; break;
case 57600: div_value = ftdi_sio_b57600; break;
case 115200: div_value = ftdi_sio_b115200; break;
- } /* baud */
- if (div_value == 0) {
+ default:
dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
__func__, baud);
div_value = ftdi_sio_b9600;
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index d14e0bc93c61..ad3554de077e 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -181,6 +181,7 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x413c, 0x81b3)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */
{DEVICE_SWI(0x413c, 0x81b5)}, /* Dell Wireless 5811e QDL */
{DEVICE_SWI(0x413c, 0x81b6)}, /* Dell Wireless 5811e QDL */
+ {DEVICE_SWI(0x413c, 0x81c2)}, /* Dell Wireless 5811e */
{DEVICE_SWI(0x413c, 0x81cb)}, /* Dell Wireless 5816e QDL */
{DEVICE_SWI(0x413c, 0x81cc)}, /* Dell Wireless 5816e */
{DEVICE_SWI(0x413c, 0x81cf)}, /* Dell Wireless 5819 */
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 5a6ca1460711..8c51bb66f16f 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1294,12 +1294,6 @@ UNUSUAL_DEV( 0x090a, 0x1200, 0x0000, 0x9999,
USB_SC_RBC, USB_PR_BULK, NULL,
0 ),

-UNUSUAL_DEV(0x090c, 0x1000, 0x1100, 0x1100,
- "Samsung",
- "Flash Drive FIT",
- USB_SC_DEVICE, USB_PR_DEVICE, NULL,
- US_FL_MAX_SECTORS_64),
-
/* aeb */
UNUSUAL_DEV( 0x090c, 0x1132, 0x0000, 0xffff,
"Feiya",
diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index cdff7dc63f9c..156e89c6fada 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -62,6 +62,13 @@ UNUSUAL_DEV(0x059f, 0x1061, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_IGNORE_UAS),

+/* Reported-by: Hongling Zeng <zenghongling@xxxxxxxxxx> */
+UNUSUAL_DEV(0x090c, 0x2000, 0x0000, 0x9999,
+ "Hiksemi",
+ "External HDD",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_UAS),
+
/*
* Apricorn USB3 dongle sometimes returns "USBSUSBSUSBS" in response to SCSI
* commands in UAS mode. Observed with the 1.28 firmware; are there others?
@@ -142,6 +149,13 @@ UNUSUAL_DEV(0x0bc2, 0xab2a, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_NO_ATA_1X),

+/* Reported-by: Hongling Zeng <zenghongling@xxxxxxxxxx> */
+UNUSUAL_DEV(0x0bda, 0x9210, 0x0000, 0x9999,
+ "Hiksemi",
+ "External HDD",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_UAS),
+
/* Reported-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx> */
UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x9999,
"Initio Corporation",
@@ -184,6 +198,13 @@ UNUSUAL_DEV(0x154b, 0xf00d, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_NO_ATA_1X),

+/* Reported-by: Hongling Zeng <zenghongling@xxxxxxxxxx> */
+UNUSUAL_DEV(0x17ef, 0x3899, 0x0000, 0x9999,
+ "Thinkplus",
+ "External HDD",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_UAS),
+
/* Reported-by: Hans de Goede <hdegoede@xxxxxxxxxx> */
UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999,
"VIA",
diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c
index aa387c5188e7..f24eda5a6023 100644
--- a/drivers/video/fbdev/smscufx.c
+++ b/drivers/video/fbdev/smscufx.c
@@ -140,6 +140,8 @@ static int ufx_submit_urb(struct ufx_data *dev, struct urb * urb, size_t len);
static int ufx_alloc_urb_list(struct ufx_data *dev, int count, size_t size);
static void ufx_free_urb_list(struct ufx_data *dev);

+static DEFINE_MUTEX(disconnect_mutex);
+
/* reads a control register */
static int ufx_reg_read(struct ufx_data *dev, u32 index, u32 *data)
{
@@ -1073,9 +1075,13 @@ static int ufx_ops_open(struct fb_info *info, int user)
if (user == 0 && !console)
return -EBUSY;

+ mutex_lock(&disconnect_mutex);
+
/* If the USB device is gone, we don't accept new opens */
- if (dev->virtualized)
+ if (dev->virtualized) {
+ mutex_unlock(&disconnect_mutex);
return -ENODEV;
+ }

dev->fb_count++;

@@ -1100,6 +1106,8 @@ static int ufx_ops_open(struct fb_info *info, int user)
pr_debug("open /dev/fb%d user=%d fb_info=%p count=%d",
info->node, user, info, dev->fb_count);

+ mutex_unlock(&disconnect_mutex);
+
return 0;
}

@@ -1761,6 +1769,8 @@ static void ufx_usb_disconnect(struct usb_interface *interface)
{
struct ufx_data *dev;

+ mutex_lock(&disconnect_mutex);
+
dev = usb_get_intfdata(interface);

pr_debug("USB disconnect starting\n");
@@ -1781,6 +1791,8 @@ static void ufx_usb_disconnect(struct usb_interface *interface)
kref_put(&dev->kref, ufx_free);

/* consider ufx_data freed */
+
+ mutex_unlock(&disconnect_mutex);
}

static struct usb_driver ufx_driver = {
diff --git a/drivers/video/fbdev/stifb.c b/drivers/video/fbdev/stifb.c
index 7df4228e25f0..ab828645b091 100644
--- a/drivers/video/fbdev/stifb.c
+++ b/drivers/video/fbdev/stifb.c
@@ -1259,7 +1259,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)

/* limit fbsize to max visible screen size */
if (fix->smem_len > yres*fix->line_length)
- fix->smem_len = yres*fix->line_length;
+ fix->smem_len = ALIGN(yres*fix->line_length, 4*1024*1024);

fix->accel = FB_ACCEL_NONE;

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index e818344a052c..e6bf3cd8fae0 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -354,6 +354,11 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
err = ceph_init_dentry(dentry);
if (err < 0)
return err;
+ /*
+ * Do not truncate the file, since atomic_open is called before the
+ * permission check. The caller will do the truncation afterward.
+ */
+ flags &= ~O_TRUNC;

if (flags & O_CREAT) {
err = ceph_pre_init_acls(dir, &mode, &acls);
@@ -384,9 +389,7 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
req->r_args.open.mask = cpu_to_le32(mask);

req->r_locked_dir = dir; /* caller holds dir->i_mutex */
- err = ceph_mdsc_do_request(mdsc,
- (flags & (O_CREAT|O_TRUNC)) ? dir : NULL,
- req);
+ err = ceph_mdsc_do_request(mdsc, (flags & O_CREAT) ? dir : NULL, req);
err = ceph_handle_snapdir(req, dentry, err);
if (err)
goto out_req;
diff --git a/fs/dlm/ast.c b/fs/dlm/ast.c
index f18619bc2e09..37142d15a390 100644
--- a/fs/dlm/ast.c
+++ b/fs/dlm/ast.c
@@ -198,13 +198,13 @@ void dlm_add_cb(struct dlm_lkb *lkb, uint32_t flags, int mode, int status,
if (!prev_seq) {
kref_get(&lkb->lkb_ref);

+ mutex_lock(&ls->ls_cb_mutex);
if (test_bit(LSFL_CB_DELAY, &ls->ls_flags)) {
- mutex_lock(&ls->ls_cb_mutex);
list_add(&lkb->lkb_cb_list, &ls->ls_cb_delay);
- mutex_unlock(&ls->ls_cb_mutex);
} else {
queue_work(ls->ls_callback_wq, &lkb->lkb_cb_work);
}
+ mutex_unlock(&ls->ls_cb_mutex);
}
out:
mutex_unlock(&lkb->lkb_cb_mutex);
@@ -284,7 +284,9 @@ void dlm_callback_stop(struct dlm_ls *ls)

void dlm_callback_suspend(struct dlm_ls *ls)
{
+ mutex_lock(&ls->ls_cb_mutex);
set_bit(LSFL_CB_DELAY, &ls->ls_flags);
+ mutex_unlock(&ls->ls_cb_mutex);

if (ls->ls_callback_wq)
flush_workqueue(ls->ls_callback_wq);
diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index a1f5982f0b51..415e52102ff0 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -2888,24 +2888,24 @@ static int set_unlock_args(uint32_t flags, void *astarg, struct dlm_args *args)
static int validate_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,
struct dlm_args *args)
{
- int rv = -EINVAL;
+ int rv = -EBUSY;

if (args->flags & DLM_LKF_CONVERT) {
- if (lkb->lkb_flags & DLM_IFL_MSTCPY)
+ if (lkb->lkb_status != DLM_LKSTS_GRANTED)
goto out;

- if (args->flags & DLM_LKF_QUECVT &&
- !__quecvt_compat_matrix[lkb->lkb_grmode+1][args->mode+1])
+ if (lkb->lkb_wait_type)
goto out;

- rv = -EBUSY;
- if (lkb->lkb_status != DLM_LKSTS_GRANTED)
+ if (is_overlap(lkb))
goto out;

- if (lkb->lkb_wait_type)
+ rv = -EINVAL;
+ if (lkb->lkb_flags & DLM_IFL_MSTCPY)
goto out;

- if (is_overlap(lkb))
+ if (args->flags & DLM_LKF_QUECVT &&
+ !__quecvt_compat_matrix[lkb->lkb_grmode+1][args->mode+1])
goto out;
}

diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 59d3ea7094a0..8d056f105c26 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -538,6 +538,12 @@ static loff_t ext4_seek_data(struct file *file, loff_t offset, loff_t maxsize)
inode_unlock(inode);
return -ENXIO;
}
+ /*
+ * Make sure inline data cannot be created anymore since we are going
+ * to allocate blocks for DIO. We know the inode does not have any
+ * inline data now because ext4_dio_supported() checked for that.
+ */
+ ext4_clear_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA);

blkbits = inode->i_sb->s_blocksize_bits;
start = offset >> blkbits;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index b32fc7e45ba1..f1bcf89e1ae6 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1215,6 +1215,13 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping,
page = grab_cache_page_write_begin(mapping, index, flags);
if (!page)
return -ENOMEM;
+ /*
+ * The same as page allocation, we prealloc buffer heads before
+ * starting the handle.
+ */
+ if (!page_has_buffers(page))
+ create_empty_buffers(page, inode->i_sb->s_blocksize, 0);
+
unlock_page(page);

retry_journal:
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index e4f02572f69d..b57ad93a0ba6 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -2052,7 +2052,7 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count)
goto out;
}

- if (ext4_blocks_count(es) == n_blocks_count)
+ if (ext4_blocks_count(es) == n_blocks_count && n_blocks_count_retry == 0)
goto out;

err = ext4_alloc_flex_bg_array(sb, n_group + 1);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index c50ba683a570..0dea697d8df6 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2911,6 +2911,7 @@ static int ext4_lazyinit_thread(void *arg)
unsigned long next_wakeup, cur;

BUG_ON(NULL == eli);
+ set_freezable();

cont_thread:
while (true) {
@@ -5381,7 +5382,7 @@ static int ext4_write_info(struct super_block *sb, int type)
handle_t *handle;

/* Data block + inode block */
- handle = ext4_journal_start(d_inode(sb->s_root), EXT4_HT_QUOTA, 2);
+ handle = ext4_journal_start_sb(sb, EXT4_HT_QUOTA, 2);
if (IS_ERR(handle))
return PTR_ERR(handle);
ret = dquot_commit_info(sb, type);
diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
index d7b8c8b5fc39..3f872145a988 100644
--- a/fs/f2fs/extent_cache.c
+++ b/fs/f2fs/extent_cache.c
@@ -650,9 +650,8 @@ void f2fs_drop_extent_tree(struct inode *inode)
if (!f2fs_may_extent_tree(inode))
return;

- set_inode_flag(inode, FI_NO_EXTENT);
-
write_lock(&et->lock);
+ set_inode_flag(inode, FI_NO_EXTENT);
__free_extent_tree(sbi, et);
__drop_largest_extent(inode, 0, UINT_MAX);
write_unlock(&et->lock);
diff --git a/fs/inode.c b/fs/inode.c
index 0d993ce7a940..966fd9dd6dfa 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -164,8 +164,6 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
inode->i_wb_frn_history = 0;
#endif

- if (security_inode_alloc(inode))
- goto out;
spin_lock_init(&inode->i_lock);
lockdep_set_class(&inode->i_lock, &sb->s_type->i_lock_key);

@@ -192,11 +190,12 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
inode->i_fsnotify_mask = 0;
#endif
inode->i_flctx = NULL;
+
+ if (unlikely(security_inode_alloc(inode)))
+ return -ENOMEM;
this_cpu_inc(nr_inodes);

return 0;
-out:
- return -ENOMEM;
}
EXPORT_SYMBOL(inode_init_always);

diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 7ffe71a8dfb9..3c9cd12dad91 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -344,6 +344,7 @@ struct inode *nilfs_new_inode(struct inode *dir, umode_t mode)
struct inode *inode;
struct nilfs_inode_info *ii;
struct nilfs_root *root;
+ struct buffer_head *bh;
int err = -ENOMEM;
ino_t ino;

@@ -359,11 +360,26 @@ struct inode *nilfs_new_inode(struct inode *dir, umode_t mode)
ii->i_state = BIT(NILFS_I_NEW);
ii->i_root = root;

- err = nilfs_ifile_create_inode(root->ifile, &ino, &ii->i_bh);
+ err = nilfs_ifile_create_inode(root->ifile, &ino, &bh);
if (unlikely(err))
goto failed_ifile_create_inode;
/* reference count of i_bh inherits from nilfs_mdt_read_block() */

+ if (unlikely(ino < NILFS_USER_INO)) {
+ nilfs_msg(sb, KERN_WARNING,
+ "inode bitmap is inconsistent for reserved inodes");
+ do {
+ brelse(bh);
+ err = nilfs_ifile_create_inode(root->ifile, &ino, &bh);
+ if (unlikely(err))
+ goto failed_ifile_create_inode;
+ } while (ino < NILFS_USER_INO);
+
+ nilfs_msg(sb, KERN_INFO,
+ "repaired inode bitmap for reserved inodes");
+ }
+ ii->i_bh = bh;
+
atomic64_inc(&root->inodes_count);
inode_init_owner(inode, dir, mode);
inode->i_ino = ino;
@@ -455,6 +471,8 @@ int nilfs_read_inode_common(struct inode *inode,
inode->i_atime.tv_nsec = le32_to_cpu(raw_inode->i_mtime_nsec);
inode->i_ctime.tv_nsec = le32_to_cpu(raw_inode->i_ctime_nsec);
inode->i_mtime.tv_nsec = le32_to_cpu(raw_inode->i_mtime_nsec);
+ if (nilfs_is_metadata_file_inode(inode) && !S_ISREG(inode->i_mode))
+ return -EIO; /* this inode is for metadata and corrupted */
if (inode->i_nlink == 0)
return -ESTALE; /* this inode is deleted */

diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index a92af0ed0e28..450bfdee513b 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -888,9 +888,11 @@ static int nilfs_segctor_create_checkpoint(struct nilfs_sc_info *sci)
nilfs_mdt_mark_dirty(nilfs->ns_cpfile);
nilfs_cpfile_put_checkpoint(
nilfs->ns_cpfile, nilfs->ns_cno, bh_cp);
- } else
- WARN_ON(err == -EINVAL || err == -ENOENT);
-
+ } else if (err == -EINVAL || err == -ENOENT) {
+ nilfs_error(sci->sc_super,
+ "checkpoint creation failed due to metadata corruption.");
+ err = -EIO;
+ }
return err;
}

@@ -904,7 +906,11 @@ static int nilfs_segctor_fill_in_checkpoint(struct nilfs_sc_info *sci)
err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, nilfs->ns_cno, 0,
&raw_cp, &bh_cp);
if (unlikely(err)) {
- WARN_ON(err == -EINVAL || err == -ENOENT);
+ if (err == -EINVAL || err == -ENOENT) {
+ nilfs_error(sci->sc_super,
+ "checkpoint finalization failed due to metadata corruption.");
+ err = -EIO;
+ }
goto failed_ibh;
}
raw_cp->cp_snapshot_list.ssl_next = 0;
@@ -2796,10 +2802,9 @@ int nilfs_attach_log_writer(struct super_block *sb, struct nilfs_root *root)
inode_attach_wb(nilfs->ns_bdev->bd_inode, NULL);

err = nilfs_segctor_start_thread(nilfs->ns_writer);
- if (err) {
- kfree(nilfs->ns_writer);
- nilfs->ns_writer = NULL;
- }
+ if (unlikely(err))
+ nilfs_detach_log_writer(sb);
+
return err;
}

diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index ecb49870a680..1f3ae09fe00b 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -2108,7 +2108,8 @@ static bool load_system_files(ntfs_volume *vol)
// TODO: Initialize security.
/* Get the extended system files' directory inode. */
vol->extend_ino = ntfs_iget(sb, FILE_Extend);
- if (IS_ERR(vol->extend_ino) || is_bad_inode(vol->extend_ino)) {
+ if (IS_ERR(vol->extend_ino) || is_bad_inode(vol->extend_ino) ||
+ !S_ISDIR(vol->extend_ino->i_mode)) {
if (!IS_ERR(vol->extend_ino))
iput(vol->extend_ino);
ntfs_error(sb, "Failed to load $Extend.");
diff --git a/fs/quota/quota_tree.c b/fs/quota/quota_tree.c
index 8c7705b50e5d..39afa984570a 100644
--- a/fs/quota/quota_tree.c
+++ b/fs/quota/quota_tree.c
@@ -79,6 +79,35 @@ static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf)
return ret;
}

+static inline int do_check_range(struct super_block *sb, const char *val_name,
+ uint val, uint min_val, uint max_val)
+{
+ if (val < min_val || val > max_val) {
+ quota_error(sb, "Getting %s %u out of range %u-%u",
+ val_name, val, min_val, max_val);
+ return -EUCLEAN;
+ }
+
+ return 0;
+}
+
+static int check_dquot_block_header(struct qtree_mem_dqinfo *info,
+ struct qt_disk_dqdbheader *dh)
+{
+ int err = 0;
+
+ err = do_check_range(info->dqi_sb, "dqdh_next_free",
+ le32_to_cpu(dh->dqdh_next_free), 0,
+ info->dqi_blocks - 1);
+ if (err)
+ return err;
+ err = do_check_range(info->dqi_sb, "dqdh_prev_free",
+ le32_to_cpu(dh->dqdh_prev_free), 0,
+ info->dqi_blocks - 1);
+
+ return err;
+}
+
/* Remove empty block from list and return it */
static int get_free_dqblk(struct qtree_mem_dqinfo *info)
{
@@ -93,6 +122,9 @@ static int get_free_dqblk(struct qtree_mem_dqinfo *info)
ret = read_blk(info, blk, buf);
if (ret < 0)
goto out_buf;
+ ret = check_dquot_block_header(info, dh);
+ if (ret)
+ goto out_buf;
info->dqi_free_blk = le32_to_cpu(dh->dqdh_next_free);
}
else {
@@ -240,6 +272,9 @@ static uint find_free_dqentry(struct qtree_mem_dqinfo *info,
*err = read_blk(info, blk, buf);
if (*err < 0)
goto out_buf;
+ *err = check_dquot_block_header(info, dh);
+ if (*err)
+ goto out_buf;
} else {
blk = get_free_dqblk(info);
if ((int)blk < 0) {
@@ -432,6 +467,9 @@ static int free_dqentry(struct qtree_mem_dqinfo *info, struct dquot *dquot,
goto out_buf;
}
dh = (struct qt_disk_dqdbheader *)buf;
+ ret = check_dquot_block_header(info, dh);
+ if (ret)
+ goto out_buf;
le16_add_cpu(&dh->dqdh_entries, -1);
if (!le16_to_cpu(dh->dqdh_entries)) { /* Block got free? */
ret = remove_free_dqentry(info, buf, blk);
diff --git a/include/linux/ata.h b/include/linux/ata.h
index fdb180367ba1..33bee000ddab 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -572,6 +572,18 @@ struct ata_bmdma_prd {
((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
((id)[ATA_ID_FEATURE_SUPP] & (1 << 2)))
+#define ata_id_has_devslp(id) \
+ ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
+ ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
+ ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8)))
+#define ata_id_has_ncq_autosense(id) \
+ ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
+ ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
+ ((id)[ATA_ID_FEATURE_SUPP] & (1 << 7)))
+#define ata_id_has_dipm(id) \
+ ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
+ ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
+ ((id)[ATA_ID_FEATURE_SUPP] & (1 << 3)))
#define ata_id_iordy_disable(id) ((id)[ATA_ID_CAPABILITY] & (1 << 10))
#define ata_id_has_iordy(id) ((id)[ATA_ID_CAPABILITY] & (1 << 11))
#define ata_id_u32(id,n) \
@@ -584,9 +596,6 @@ struct ata_bmdma_prd {

#define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20)
#define ata_id_has_da(id) ((id)[ATA_ID_SATA_CAPABILITY_2] & (1 << 4))
-#define ata_id_has_devslp(id) ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8))
-#define ata_id_has_ncq_autosense(id) \
- ((id)[ATA_ID_FEATURE_SUPP] & (1 << 7))

static inline bool ata_id_has_hipm(const u16 *id)
{
@@ -598,17 +607,6 @@ static inline bool ata_id_has_hipm(const u16 *id)
return val & (1 << 9);
}

-static inline bool ata_id_has_dipm(const u16 *id)
-{
- u16 val = id[ATA_ID_FEATURE_SUPP];
-
- if (val == 0 || val == 0xffff)
- return false;
-
- return val & (1 << 3);
-}
-
-
static inline bool ata_id_has_fua(const u16 *id)
{
if ((id[ATA_ID_CFSSE] & 0xC000) != 0x4000)
@@ -777,16 +775,21 @@ static inline bool ata_id_has_read_log_dma_ext(const u16 *id)

static inline bool ata_id_has_sense_reporting(const u16 *id)
{
- if (!(id[ATA_ID_CFS_ENABLE_2] & (1 << 15)))
+ if (!(id[ATA_ID_CFS_ENABLE_2] & BIT(15)))
+ return false;
+ if ((id[ATA_ID_COMMAND_SET_3] & (BIT(15) | BIT(14))) != BIT(14))
return false;
- return id[ATA_ID_COMMAND_SET_3] & (1 << 6);
+ return id[ATA_ID_COMMAND_SET_3] & BIT(6);
}

static inline bool ata_id_sense_reporting_enabled(const u16 *id)
{
- if (!(id[ATA_ID_CFS_ENABLE_2] & (1 << 15)))
+ if (!ata_id_has_sense_reporting(id))
+ return false;
+ /* ata_id_has_sense_reporting() == true, word 86 must have bit 15 set */
+ if ((id[ATA_ID_COMMAND_SET_4] & (BIT(15) | BIT(14))) != BIT(14))
return false;
- return id[ATA_ID_COMMAND_SET_4] & (1 << 6);
+ return id[ATA_ID_COMMAND_SET_4] & BIT(6);
}

/**
diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index 546d68057e3b..d8981b34d142 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -167,7 +167,7 @@ static inline int ddebug_remove_module(const char *mod)
static inline int ddebug_dyndbg_module_param_cb(char *param, char *val,
const char *modname)
{
- if (strstr(param, "dyndbg")) {
+ if (!strcmp(param, "dyndbg")) {
/* avoid pr_warn(), which wants pr_fmt() fully defined */
printk(KERN_WARNING "dyndbg param is supported only in "
"CONFIG_DYNAMIC_DEBUG builds\n");
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 53eb9fecd263..e3e59a0ee16f 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -249,7 +249,7 @@ struct tcp_sock {
u32 packets_out; /* Packets which are "in flight" */
u32 retrans_out; /* Retransmitted packets out */
u32 max_packets_out; /* max packets_out in last window */
- u32 max_packets_seq; /* right edge of max_packets_out flight */
+ u32 cwnd_usage_seq; /* right edge of cwnd usage tracking flight */

u16 urg_data; /* Saved octet of OOB data and control flags */
u8 ecn_flags; /* ECN status bits. */
diff --git a/include/net/ieee802154_netdev.h b/include/net/ieee802154_netdev.h
index c4b31601cd53..588c86f67796 100644
--- a/include/net/ieee802154_netdev.h
+++ b/include/net/ieee802154_netdev.h
@@ -23,6 +23,22 @@
#ifndef IEEE802154_NETDEVICE_H
#define IEEE802154_NETDEVICE_H

+#define IEEE802154_REQUIRED_SIZE(struct_type, member) \
+ (offsetof(typeof(struct_type), member) + \
+ sizeof(((typeof(struct_type) *)(NULL))->member))
+
+#define IEEE802154_ADDR_OFFSET \
+ offsetof(typeof(struct sockaddr_ieee802154), addr)
+
+#define IEEE802154_MIN_NAMELEN (IEEE802154_ADDR_OFFSET + \
+ IEEE802154_REQUIRED_SIZE(struct ieee802154_addr_sa, addr_type))
+
+#define IEEE802154_NAMELEN_SHORT (IEEE802154_ADDR_OFFSET + \
+ IEEE802154_REQUIRED_SIZE(struct ieee802154_addr_sa, short_addr))
+
+#define IEEE802154_NAMELEN_LONG (IEEE802154_ADDR_OFFSET + \
+ IEEE802154_REQUIRED_SIZE(struct ieee802154_addr_sa, hwaddr))
+
#include <net/af_ieee802154.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
@@ -173,6 +189,33 @@ static inline void ieee802154_devaddr_to_raw(void *raw, __le64 addr)
memcpy(raw, &temp, IEEE802154_ADDR_LEN);
}

+static inline int
+ieee802154_sockaddr_check_size(struct sockaddr_ieee802154 *daddr, int len)
+{
+ struct ieee802154_addr_sa *sa;
+ int ret = 0;
+
+ sa = &daddr->addr;
+ if (len < IEEE802154_MIN_NAMELEN)
+ return -EINVAL;
+ switch (sa->addr_type) {
+ case IEEE802154_ADDR_NONE:
+ break;
+ case IEEE802154_ADDR_SHORT:
+ if (len < IEEE802154_NAMELEN_SHORT)
+ ret = -EINVAL;
+ break;
+ case IEEE802154_ADDR_LONG:
+ if (len < IEEE802154_NAMELEN_LONG)
+ ret = -EINVAL;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
+}
+
static inline void ieee802154_addr_from_sa(struct ieee802154_addr *a,
const struct ieee802154_addr_sa *sa)
{
diff --git a/include/net/sock.h b/include/net/sock.h
index 78c292f15ffc..efb7c0ff30d8 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -378,7 +378,7 @@ struct sock {
#ifdef CONFIG_XFRM
struct xfrm_policy __rcu *sk_policy[2];
#endif
- struct dst_entry *sk_rx_dst;
+ struct dst_entry __rcu *sk_rx_dst;
struct dst_entry __rcu *sk_dst_cache;
/* Note: 32bit hole on 64bit arches */
atomic_t sk_wmem_alloc;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 164dc4f04d0f..80ef46dd4930 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1155,11 +1155,14 @@ static inline bool tcp_is_cwnd_limited(const struct sock *sk)
{
const struct tcp_sock *tp = tcp_sk(sk);

+ if (tp->is_cwnd_limited)
+ return true;
+
/* If in slow start, ensure cwnd grows to twice what was ACKed. */
if (tcp_in_slow_start(tp))
return tp->snd_cwnd < 2 * tp->max_packets_out;

- return tp->is_cwnd_limited;
+ return false;
}

/* Something is really bad, we could not queue an additional packet,
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 9fc1aecfc813..e7489fba2918 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -214,7 +214,7 @@ static inline struct scsi_data_buffer *scsi_out(struct scsi_cmnd *cmd)
}

static inline int scsi_sg_copy_from_buffer(struct scsi_cmnd *cmd,
- void *buf, int buflen)
+ const void *buf, int buflen)
{
return sg_copy_from_buffer(scsi_sglist(cmd), scsi_sg_count(cmd),
buf, buflen);
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index 6d5ef6220afe..a221c118f381 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -32,6 +32,13 @@

#define GCOV_TAG_FUNCTION_LENGTH 3

+/* Since GCC 12.1 sizes are in BYTES and not in WORDS (4B). */
+#if (__GNUC__ >= 12)
+#define GCOV_UNIT_SIZE 4
+#else
+#define GCOV_UNIT_SIZE 1
+#endif
+
static struct gcov_info *gcov_info_head;

/**
@@ -438,12 +445,18 @@ static size_t convert_to_gcda(char *buffer, struct gcov_info *info)
pos += store_gcov_u32(buffer, pos, info->version);
pos += store_gcov_u32(buffer, pos, info->stamp);

+#if (__GNUC__ >= 12)
+ /* Use zero as checksum of the compilation unit. */
+ pos += store_gcov_u32(buffer, pos, 0);
+#endif
+
for (fi_idx = 0; fi_idx < info->n_functions; fi_idx++) {
fi_ptr = info->functions[fi_idx];

/* Function record. */
pos += store_gcov_u32(buffer, pos, GCOV_TAG_FUNCTION);
- pos += store_gcov_u32(buffer, pos, GCOV_TAG_FUNCTION_LENGTH);
+ pos += store_gcov_u32(buffer, pos,
+ GCOV_TAG_FUNCTION_LENGTH * GCOV_UNIT_SIZE);
pos += store_gcov_u32(buffer, pos, fi_ptr->ident);
pos += store_gcov_u32(buffer, pos, fi_ptr->lineno_checksum);
pos += store_gcov_u32(buffer, pos, fi_ptr->cfg_checksum);
@@ -457,7 +470,8 @@ static size_t convert_to_gcda(char *buffer, struct gcov_info *info)
/* Counter record. */
pos += store_gcov_u32(buffer, pos,
GCOV_TAG_FOR_COUNTER(ct_idx));
- pos += store_gcov_u32(buffer, pos, ci_ptr->num * 2);
+ pos += store_gcov_u32(buffer, pos,
+ ci_ptr->num * 2 * GCOV_UNIT_SIZE);

for (cv_idx = 0; cv_idx < ci_ptr->num; cv_idx++) {
pos += store_gcov_u64(buffer, pos,
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index c30a70ab0e7a..8199b15b5cd3 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -513,8 +513,9 @@ static void rb_wake_up_waiters(struct irq_work *work)
struct rb_irq_work *rbwork = container_of(work, struct rb_irq_work, work);

wake_up_all(&rbwork->waiters);
- if (rbwork->wakeup_full) {
+ if (rbwork->full_waiters_pending || rbwork->wakeup_full) {
rbwork->wakeup_full = false;
+ rbwork->full_waiters_pending = false;
wake_up_all(&rbwork->full_waiters);
}
}
@@ -2121,6 +2122,9 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer,
/* Mark the rest of the page with padding */
rb_event_set_padding(event);

+ /* Make sure the padding is visible before the write update */
+ smp_wmb();
+
/* Set the write back to the previous setting */
local_sub(length, &tail_page->write);
return;
@@ -2132,6 +2136,9 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer,
/* time delta must be non zero */
event->time_delta = 1;

+ /* Make sure the padding is visible before the tail_page->write update */
+ smp_wmb();
+
/* Set write to end of buffer */
length = (tail + length) - BUF_PAGE_SIZE;
local_sub(length, &tail_page->write);
@@ -3723,6 +3730,33 @@ rb_get_reader_page(struct ring_buffer_per_cpu *cpu_buffer)
arch_spin_unlock(&cpu_buffer->lock);
local_irq_restore(flags);

+ /*
+ * The writer has preempt disable, wait for it. But not forever
+ * Although, 1 second is pretty much "forever"
+ */
+#define USECS_WAIT 1000000
+ for (nr_loops = 0; nr_loops < USECS_WAIT; nr_loops++) {
+ /* If the write is past the end of page, a writer is still updating it */
+ if (likely(!reader || rb_page_write(reader) <= BUF_PAGE_SIZE))
+ break;
+
+ udelay(1);
+
+ /* Get the latest version of the reader write value */
+ smp_rmb();
+ }
+
+ /* The writer is not moving forward? Something is wrong */
+ if (RB_WARN_ON(cpu_buffer, nr_loops == USECS_WAIT))
+ reader = NULL;
+
+ /*
+ * Make sure we see any padding after the write update
+ * (see rb_reset_tail())
+ */
+ smp_rmb();
+
+
return reader;
}

@@ -4623,7 +4657,15 @@ int ring_buffer_read_page(struct ring_buffer *buffer,
unsigned int pos = 0;
unsigned int size;

- if (full)
+ /*
+ * If a full page is expected, this can still be returned
+ * if there's been a previous partial read and the
+ * rest of the page can be read and the commit page is off
+ * the reader page.
+ */
+ if (full &&
+ (!read || (len < (commit - read)) ||
+ cpu_buffer->reader_page == cpu_buffer->commit_page))
goto out_unlock;

if (len > (commit - read))
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 91c451e0f474..01591a7b151f 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -327,10 +327,6 @@ static int ddebug_parse_query(char *words[], int nwords,
}
memset(query, 0, sizeof(*query));

- if (modname)
- /* support $modname.dyndbg=<multiple queries> */
- query->module = modname;
-
for (i = 0; i < nwords; i += 2) {
if (!strcmp(words[i], "func")) {
rc = check_set(&query->function, words[i+1], "func");
@@ -379,6 +375,13 @@ static int ddebug_parse_query(char *words[], int nwords,
if (rc)
return rc;
}
+ if (!query->module && modname)
+ /*
+ * support $modname.dyndbg=<multiple queries>, when
+ * not given in the query itself
+ */
+ query->module = modname;
+
vpr_info_dq(query, "parsed");
return 0;
}
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index a6e682569e5b..6bd523d2d79b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3987,6 +3987,18 @@ void *__alloc_page_frag(struct page_frag_cache *nc,
/* reset page count bias and offset to start of new frag */
nc->pagecnt_bias = PAGE_FRAG_CACHE_MAX_SIZE + 1;
offset = size - fragsz;
+ if (unlikely(offset < 0)) {
+ /*
+ * The caller is trying to allocate a fragment
+ * with fragsz > PAGE_SIZE but the cache isn't big
+ * enough to satisfy the request, this may
+ * happen in low memory conditions.
+ * We don't release the cache page because
+ * it could make memory pressure worse
+ * so we simply return NULL here.
+ */
+ return NULL;
+ }
}

nc->pagecnt_bias--;
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index cb7d06bb0243..37ec675b7bee 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -47,6 +47,9 @@ void hci_conn_add_sysfs(struct hci_conn *conn)

BT_DBG("conn %p", conn);

+ if (device_is_registered(&conn->dev))
+ return;
+
dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);

if (device_add(&conn->dev) < 0) {
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 474c12d4f8ba..ec04a7ea5537 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -63,6 +63,9 @@ static void l2cap_send_disconn_req(struct l2cap_chan *chan, int err);

static void l2cap_tx(struct l2cap_chan *chan, struct l2cap_ctrl *control,
struct sk_buff_head *skbs, u8 event);
+static void l2cap_retrans_timeout(struct work_struct *work);
+static void l2cap_monitor_timeout(struct work_struct *work);
+static void l2cap_ack_timeout(struct work_struct *work);

static inline u8 bdaddr_type(u8 link_type, u8 bdaddr_type)
{
@@ -470,6 +473,9 @@ struct l2cap_chan *l2cap_chan_create(void)
write_unlock(&chan_list_lock);

INIT_DELAYED_WORK(&chan->chan_timer, l2cap_chan_timeout);
+ INIT_DELAYED_WORK(&chan->retrans_timer, l2cap_retrans_timeout);
+ INIT_DELAYED_WORK(&chan->monitor_timer, l2cap_monitor_timeout);
+ INIT_DELAYED_WORK(&chan->ack_timer, l2cap_ack_timeout);

chan->state = BT_OPEN;

@@ -3144,10 +3150,6 @@ int l2cap_ertm_init(struct l2cap_chan *chan)
chan->rx_state = L2CAP_RX_STATE_RECV;
chan->tx_state = L2CAP_TX_STATE_XMIT;

- INIT_DELAYED_WORK(&chan->retrans_timer, l2cap_retrans_timeout);
- INIT_DELAYED_WORK(&chan->monitor_timer, l2cap_monitor_timeout);
- INIT_DELAYED_WORK(&chan->ack_timer, l2cap_ack_timeout);
-
skb_queue_head_init(&chan->srej_q);

err = l2cap_seq_list_init(&chan->srej_list, chan->tx_win);
@@ -4037,6 +4039,12 @@ static int l2cap_connect_create_rsp(struct l2cap_conn *conn,
}
}

+ chan = l2cap_chan_hold_unless_zero(chan);
+ if (!chan) {
+ err = -EBADSLT;
+ goto unlock;
+ }
+
err = 0;

l2cap_chan_lock(chan);
@@ -4066,6 +4074,7 @@ static int l2cap_connect_create_rsp(struct l2cap_conn *conn,
}

l2cap_chan_unlock(chan);
+ l2cap_chan_put(chan);

unlock:
mutex_unlock(&conn->chan_lock);
diff --git a/net/can/bcm.c b/net/can/bcm.c
index bfb507223468..ece04ad50348 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -285,6 +285,7 @@ static void bcm_can_tx(struct bcm_op *op)
struct sk_buff *skb;
struct net_device *dev;
struct canfd_frame *cf = op->frames + op->cfsiz * op->currframe;
+ int err;

/* no target device? => exit */
if (!op->ifindex)
@@ -309,11 +310,11 @@ static void bcm_can_tx(struct bcm_op *op)
/* send with loopback */
skb->dev = dev;
can_skb_set_owner(skb, op->sk);
- can_send(skb, 1);
+ err = can_send(skb, 1);
+ if (!err)
+ op->frames_abs++;

- /* update statistics */
op->currframe++;
- op->frames_abs++;

/* reached last frame? */
if (op->currframe >= op->nframes)
diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c
index 6383627b783e..aadd445ea88a 100644
--- a/net/ieee802154/socket.c
+++ b/net/ieee802154/socket.c
@@ -212,8 +212,9 @@ static int raw_bind(struct sock *sk, struct sockaddr *_uaddr, int len)
int err = 0;
struct net_device *dev = NULL;

- if (len < sizeof(*uaddr))
- return -EINVAL;
+ err = ieee802154_sockaddr_check_size(uaddr, len);
+ if (err < 0)
+ return err;

uaddr = (struct sockaddr_ieee802154 *)_uaddr;
if (uaddr->family != AF_IEEE802154)
@@ -283,6 +284,10 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
err = -EMSGSIZE;
goto out_dev;
}
+ if (!size) {
+ err = 0;
+ goto out_dev;
+ }

hlen = LL_RESERVED_SPACE(dev);
tlen = dev->needed_tailroom;
@@ -507,7 +512,8 @@ static int dgram_bind(struct sock *sk, struct sockaddr *uaddr, int len)

ro->bound = 0;

- if (len < sizeof(*addr))
+ err = ieee802154_sockaddr_check_size(addr, len);
+ if (err < 0)
goto out;

if (addr->family != AF_IEEE802154)
@@ -578,8 +584,9 @@ static int dgram_connect(struct sock *sk, struct sockaddr *uaddr,
struct dgram_sock *ro = dgram_sk(sk);
int err = 0;

- if (len < sizeof(*addr))
- return -EINVAL;
+ err = ieee802154_sockaddr_check_size(addr, len);
+ if (err < 0)
+ return err;

if (addr->family != AF_IEEE802154)
return -EINVAL;
@@ -618,6 +625,7 @@ static int dgram_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
struct ieee802154_mac_cb *cb;
struct dgram_sock *ro = dgram_sk(sk);
struct ieee802154_addr dst_addr;
+ DECLARE_SOCKADDR(struct sockaddr_ieee802154*, daddr, msg->msg_name);
int hlen, tlen;
int err;

@@ -626,10 +634,20 @@ static int dgram_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
return -EOPNOTSUPP;
}

- if (!ro->connected && !msg->msg_name)
- return -EDESTADDRREQ;
- else if (ro->connected && msg->msg_name)
- return -EISCONN;
+ if (msg->msg_name) {
+ if (ro->connected)
+ return -EISCONN;
+ if (msg->msg_namelen < IEEE802154_MIN_NAMELEN)
+ return -EINVAL;
+ err = ieee802154_sockaddr_check_size(daddr, msg->msg_namelen);
+ if (err < 0)
+ return err;
+ ieee802154_addr_from_sa(&dst_addr, &daddr->addr);
+ } else {
+ if (!ro->connected)
+ return -EDESTADDRREQ;
+ dst_addr = ro->dst_addr;
+ }

if (!ro->bound)
dev = dev_getfirstbyhwtype(sock_net(sk), ARPHRD_IEEE802154);
@@ -665,16 +683,6 @@ static int dgram_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
cb = mac_cb_init(skb);
cb->type = IEEE802154_FC_TYPE_DATA;
cb->ackreq = ro->want_ack;
-
- if (msg->msg_name) {
- DECLARE_SOCKADDR(struct sockaddr_ieee802154*,
- daddr, msg->msg_name);
-
- ieee802154_addr_from_sa(&dst_addr, &daddr->addr);
- } else {
- dst_addr = ro->dst_addr;
- }
-
cb->secen = ro->secen;
cb->secen_override = ro->secen_override;
cb->seclevel = ro->seclevel;
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 970a498c1166..c897d3fd457e 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -156,7 +156,7 @@ void inet_sock_destruct(struct sock *sk)

kfree(rcu_dereference_protected(inet->inet_opt, 1));
dst_release(rcu_dereference_check(sk->sk_dst_cache, 1));
- dst_release(sk->sk_rx_dst);
+ dst_release(rcu_dereference_protected(sk->sk_rx_dst, 1));
sk_refcnt_debug_dec(sk);
}
EXPORT_SYMBOL(inet_sock_destruct);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 6dfb964e1ad8..29b45910fafe 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2299,6 +2299,8 @@ int tcp_disconnect(struct sock *sk, int flags)
tp->packets_out = 0;
tp->snd_ssthresh = TCP_INFINITE_SSTHRESH;
tp->snd_cwnd_cnt = 0;
+ tp->is_cwnd_limited = 0;
+ tp->max_packets_out = 0;
tp->window_clamp = 0;
tp->delivered = 0;
if (icsk->icsk_ca_ops->release)
@@ -2316,8 +2318,7 @@ int tcp_disconnect(struct sock *sk, int flags)
tcp_init_send_head(sk);
memset(&tp->rx_opt, 0, sizeof(tp->rx_opt));
__sk_dst_reset(sk);
- dst_release(sk->sk_rx_dst);
- sk->sk_rx_dst = NULL;
+ dst_release(xchg((__force struct dst_entry **)&sk->sk_rx_dst, NULL));
tcp_saved_syn_free(tp);
tp->segs_in = 0;
tp->segs_out = 0;
@@ -3129,12 +3130,16 @@ static void __tcp_alloc_md5sig_pool(void)
* to memory. See smp_rmb() in tcp_get_md5sig_pool()
*/
smp_wmb();
- tcp_md5sig_pool_populated = true;
+ /* Paired with READ_ONCE() from tcp_alloc_md5sig_pool()
+ * and tcp_get_md5sig_pool().
+ */
+ WRITE_ONCE(tcp_md5sig_pool_populated, true);
}

bool tcp_alloc_md5sig_pool(void)
{
- if (unlikely(!tcp_md5sig_pool_populated)) {
+ /* Paired with WRITE_ONCE() from __tcp_alloc_md5sig_pool() */
+ if (unlikely(!READ_ONCE(tcp_md5sig_pool_populated))) {
mutex_lock(&tcp_md5sig_mutex);

if (!tcp_md5sig_pool_populated)
@@ -3142,7 +3147,8 @@ bool tcp_alloc_md5sig_pool(void)

mutex_unlock(&tcp_md5sig_mutex);
}
- return tcp_md5sig_pool_populated;
+ /* Paired with WRITE_ONCE() from __tcp_alloc_md5sig_pool() */
+ return READ_ONCE(tcp_md5sig_pool_populated);
}
EXPORT_SYMBOL(tcp_alloc_md5sig_pool);

@@ -3158,7 +3164,8 @@ struct tcp_md5sig_pool *tcp_get_md5sig_pool(void)
{
local_bh_disable();

- if (tcp_md5sig_pool_populated) {
+ /* Paired with WRITE_ONCE() from __tcp_alloc_md5sig_pool() */
+ if (READ_ONCE(tcp_md5sig_pool_populated)) {
/* coupled with smp_wmb() in __tcp_alloc_md5sig_pool() */
smp_rmb();
return this_cpu_ptr(&tcp_md5sig_pool);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 2029e7a36cbb..9c7f716aab44 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5481,7 +5481,7 @@ void tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
{
struct tcp_sock *tp = tcp_sk(sk);

- if (unlikely(!sk->sk_rx_dst))
+ if (unlikely(!rcu_access_pointer(sk->sk_rx_dst)))
inet_csk(sk)->icsk_af_ops->sk_rx_dst_set(sk, skb);
/*
* Header prediction.
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 6f895694cca1..1fd1d590fa2b 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1404,15 +1404,18 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
struct sock *rsk;

if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
- struct dst_entry *dst = sk->sk_rx_dst;
+ struct dst_entry *dst;
+
+ dst = rcu_dereference_protected(sk->sk_rx_dst,
+ lockdep_sock_is_held(sk));

sock_rps_save_rxhash(sk, skb);
sk_mark_napi_id(sk, skb);
if (dst) {
if (inet_sk(sk)->rx_dst_ifindex != skb->skb_iif ||
!dst->ops->check(dst, 0)) {
+ RCU_INIT_POINTER(sk->sk_rx_dst, NULL);
dst_release(dst);
- sk->sk_rx_dst = NULL;
}
}
tcp_rcv_established(sk, skb, tcp_hdr(skb), skb->len);
@@ -1489,7 +1492,7 @@ void tcp_v4_early_demux(struct sk_buff *skb)
skb->sk = sk;
skb->destructor = sock_edemux;
if (sk_fullsock(sk)) {
- struct dst_entry *dst = READ_ONCE(sk->sk_rx_dst);
+ struct dst_entry *dst = rcu_dereference(sk->sk_rx_dst);

if (dst)
dst = dst_check(dst, 0);
@@ -1524,7 +1527,7 @@ bool tcp_prequeue(struct sock *sk, struct sk_buff *skb)
* Instead of doing full sk_rx_dst validity here, let's perform
* an optimistic check.
*/
- if (likely(sk->sk_rx_dst))
+ if (likely(rcu_access_pointer(sk->sk_rx_dst)))
skb_dst_drop(skb);
else
skb_dst_force_safe(skb);
@@ -1818,7 +1821,7 @@ void inet_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb)
struct dst_entry *dst = skb_dst(skb);

if (dst && dst_hold_safe(dst)) {
- sk->sk_rx_dst = dst;
+ rcu_assign_pointer(sk->sk_rx_dst, dst);
inet_sk(sk)->rx_dst_ifindex = skb->skb_iif;
}
}
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 49061c3fc218..1acf67f0d3cf 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1530,15 +1530,20 @@ static void tcp_cwnd_validate(struct sock *sk, bool is_cwnd_limited)
{
struct tcp_sock *tp = tcp_sk(sk);

- /* Track the maximum number of outstanding packets in each
- * window, and remember whether we were cwnd-limited then.
+ /* Track the strongest available signal of the degree to which the cwnd
+ * is fully utilized. If cwnd-limited then remember that fact for the
+ * current window. If not cwnd-limited then track the maximum number of
+ * outstanding packets in the current window. (If cwnd-limited then we
+ * chose to not update tp->max_packets_out to avoid an extra else
+ * clause with no functional impact.)
*/
- if (!before(tp->snd_una, tp->max_packets_seq) ||
- tp->packets_out > tp->max_packets_out ||
- is_cwnd_limited) {
- tp->max_packets_out = tp->packets_out;
- tp->max_packets_seq = tp->snd_nxt;
+ if (!before(tp->snd_una, tp->cwnd_usage_seq) ||
+ is_cwnd_limited ||
+ (!tp->is_cwnd_limited &&
+ tp->packets_out > tp->max_packets_out)) {
tp->is_cwnd_limited = is_cwnd_limited;
+ tp->max_packets_out = tp->packets_out;
+ tp->cwnd_usage_seq = tp->snd_nxt;
}

if (tcp_is_cwnd_limited(sk)) {
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 8770966a564b..888c6eb8f0a0 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1630,7 +1630,7 @@ static void udp_sk_rx_dst_set(struct sock *sk, struct dst_entry *dst)
struct dst_entry *old;

dst_hold(dst);
- old = xchg(&sk->sk_rx_dst, dst);
+ old = xchg((__force struct dst_entry **)&sk->sk_rx_dst, dst);
dst_release(old);
}

@@ -1815,7 +1815,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
struct dst_entry *dst = skb_dst(skb);
int ret;

- if (unlikely(sk->sk_rx_dst != dst))
+ if (unlikely(rcu_dereference(sk->sk_rx_dst) != dst))
udp_sk_rx_dst_set(sk, dst);

ret = udp_unicast_rcv_skb(sk, skb, uh);
@@ -1974,7 +1974,7 @@ void udp_v4_early_demux(struct sk_buff *skb)

skb->sk = sk;
skb->destructor = sock_efree;
- dst = READ_ONCE(sk->sk_rx_dst);
+ dst = rcu_dereference(sk->sk_rx_dst);

if (dst)
dst = dst_check(dst, 0);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 6b8da8d4d1cc..d8b907910cc9 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -95,7 +95,7 @@ static void inet6_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb)
if (dst && dst_hold_safe(dst)) {
const struct rt6_info *rt = (const struct rt6_info *)dst;

- sk->sk_rx_dst = dst;
+ rcu_assign_pointer(sk->sk_rx_dst, dst);
inet_sk(sk)->rx_dst_ifindex = skb->skb_iif;
inet6_sk(sk)->rx_dst_cookie = rt6_get_cookie(rt);
}
@@ -1285,15 +1285,18 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
opt_skb = skb_clone(skb, sk_gfp_mask(sk, GFP_ATOMIC));

if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
- struct dst_entry *dst = sk->sk_rx_dst;
+ struct dst_entry *dst;
+
+ dst = rcu_dereference_protected(sk->sk_rx_dst,
+ lockdep_sock_is_held(sk));

sock_rps_save_rxhash(sk, skb);
sk_mark_napi_id(sk, skb);
if (dst) {
if (inet_sk(sk)->rx_dst_ifindex != skb->skb_iif ||
dst->ops->check(dst, np->rx_dst_cookie) == NULL) {
+ RCU_INIT_POINTER(sk->sk_rx_dst, NULL);
dst_release(dst);
- sk->sk_rx_dst = NULL;
}
}

@@ -1621,7 +1624,7 @@ static void tcp_v6_early_demux(struct sk_buff *skb)
skb->sk = sk;
skb->destructor = sock_edemux;
if (sk_fullsock(sk)) {
- struct dst_entry *dst = READ_ONCE(sk->sk_rx_dst);
+ struct dst_entry *dst = rcu_dereference(sk->sk_rx_dst);

if (dst)
dst = dst_check(dst, inet6_sk(sk)->rx_dst_cookie);
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 091ac3a7b186..85beeb32f59f 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -3016,9 +3016,6 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata,
case NL80211_IFTYPE_MESH_POINT: {
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;

- if (params->chandef.width != sdata->vif.bss_conf.chandef.width)
- return -EINVAL;
-
/* changes into another band are not supported */
if (sdata->vif.bss_conf.chandef.chan->band !=
params->chandef.chan->band)
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index c28f0e2a7c3c..10423757e781 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -278,10 +278,17 @@ void ovs_dp_process_packet(struct sk_buff *skb, struct sw_flow_key *key)
upcall.portid = ovs_vport_find_upcall_portid(p, skb);
upcall.mru = OVS_CB(skb)->mru;
error = ovs_dp_upcall(dp, skb, key, &upcall, 0);
- if (unlikely(error))
- kfree_skb(skb);
- else
+ switch (error) {
+ case 0:
+ case -EAGAIN:
+ case -ERESTARTSYS:
+ case -EINTR:
consume_skb(skb);
+ break;
+ default:
+ kfree_skb(skb);
+ break;
+ }
stats_counter = &stats->n_missed;
goto out;
}
@@ -548,8 +555,9 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
out:
if (err)
skb_tx_error(skb);
- kfree_skb(user_skb);
- kfree_skb(nskb);
+ consume_skb(user_skb);
+ consume_skb(nskb);
+
return err;
}

diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index 192f932bce0d..d7c9576a1148 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -165,10 +165,10 @@ void rds_tcp_reset_callbacks(struct socket *sock,
*/
atomic_set(&cp->cp_state, RDS_CONN_RESETTING);
wait_event(cp->cp_waitq, !test_bit(RDS_IN_XMIT, &cp->cp_flags));
- lock_sock(osock->sk);
/* reset receive side state for rds_tcp_data_recv() for osock */
cancel_delayed_work_sync(&cp->cp_send_w);
cancel_delayed_work_sync(&cp->cp_recv_w);
+ lock_sock(osock->sk);
if (tc->t_tinc) {
rds_inc_put(&tc->t_tinc->ti_inc);
tc->t_tinc = NULL;
diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
index a00ec715aa46..32aed1d0f6ee 100644
--- a/net/xfrm/xfrm_ipcomp.c
+++ b/net/xfrm/xfrm_ipcomp.c
@@ -216,6 +216,7 @@ static void ipcomp_free_scratches(void)
vfree(*per_cpu_ptr(scratches, i));

free_percpu(scratches);
+ ipcomp_scratches = NULL;
}

static void * __percpu *ipcomp_alloc_scratches(void)
diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn
index e823bf6a413c..e78a3a73df3c 100644
--- a/scripts/Makefile.extrawarn
+++ b/scripts/Makefile.extrawarn
@@ -72,5 +72,6 @@ KBUILD_CFLAGS += $(call cc-disable-warning, format-zero-length)
KBUILD_CFLAGS += $(call cc-disable-warning, uninitialized)
KBUILD_CFLAGS += $(call cc-disable-warning, pointer-to-enum-cast)
KBUILD_CFLAGS += $(call cc-disable-warning, unaligned-access)
+KBUILD_CFLAGS += $(call cc-disable-warning, cast-function-type-strict)
endif
endif
diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh
index f6a0ce71015f..537004b26d83 100755
--- a/scripts/selinux/install_policy.sh
+++ b/scripts/selinux/install_policy.sh
@@ -56,7 +56,7 @@ fi
cd /etc/selinux/dummy/contexts/files
$SF file_contexts /

-mounts=`cat /proc/$$/mounts | egrep "ext2|ext3|xfs|jfs|ext4|ext4dev|gfs2" | awk '{ print $2 '}`
+mounts=`cat /proc/$$/mounts | grep -E "ext2|ext3|xfs|jfs|ext4|ext4dev|gfs2" | awk '{ print $2 '}`
$SF file_contexts $mounts

diff --git a/sound/core/pcm_dmaengine.c b/sound/core/pcm_dmaengine.c
index 8eb58c709b14..6f6da1128edc 100644
--- a/sound/core/pcm_dmaengine.c
+++ b/sound/core/pcm_dmaengine.c
@@ -139,12 +139,14 @@ EXPORT_SYMBOL_GPL(snd_dmaengine_pcm_set_config_from_dai_data);

static void dmaengine_pcm_dma_complete(void *arg)
{
+ unsigned int new_pos;
struct snd_pcm_substream *substream = arg;
struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);

- prtd->pos += snd_pcm_lib_period_bytes(substream);
- if (prtd->pos >= snd_pcm_lib_buffer_bytes(substream))
- prtd->pos = 0;
+ new_pos = prtd->pos + snd_pcm_lib_period_bytes(substream);
+ if (new_pos >= snd_pcm_lib_buffer_bytes(substream))
+ new_pos = 0;
+ prtd->pos = new_pos;

snd_pcm_period_elapsed(substream);
}
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index 481c1ad1db57..db283e5d9a41 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -1633,10 +1633,8 @@ static int snd_rawmidi_free(struct snd_rawmidi *rmidi)

snd_info_free_entry(rmidi->proc_entry);
rmidi->proc_entry = NULL;
- mutex_lock(&register_mutex);
if (rmidi->ops && rmidi->ops->dev_unregister)
rmidi->ops->dev_unregister(rmidi);
- mutex_unlock(&register_mutex);

snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT]);
snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT]);
diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c
index 0ca9d72b2273..6c3dca831fd0 100644
--- a/sound/core/sound_oss.c
+++ b/sound/core/sound_oss.c
@@ -179,7 +179,6 @@ int snd_unregister_oss_device(int type, struct snd_card *card, int dev)
mutex_unlock(&sound_oss_mutex);
return -ENOENT;
}
- unregister_sound_special(minor);
switch (SNDRV_MINOR_OSS_DEVICE(minor)) {
case SNDRV_MINOR_OSS_PCM:
track2 = SNDRV_MINOR_OSS(cidx, SNDRV_MINOR_OSS_AUDIO);
@@ -191,12 +190,18 @@ int snd_unregister_oss_device(int type, struct snd_card *card, int dev)
track2 = SNDRV_MINOR_OSS(cidx, SNDRV_MINOR_OSS_DMMIDI1);
break;
}
- if (track2 >= 0) {
- unregister_sound_special(track2);
+ if (track2 >= 0)
snd_oss_minors[track2] = NULL;
- }
snd_oss_minors[minor] = NULL;
mutex_unlock(&sound_oss_mutex);
+
+ /* call unregister_sound_special() outside sound_oss_mutex;
+ * otherwise may deadlock, as it can trigger the release of a card
+ */
+ unregister_sound_special(minor);
+ if (track2 >= 0)
+ unregister_sound_special(track2);
+
kfree(mptr);
return 0;
}
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index ac49c9eb1654..91885b677488 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2320,7 +2320,8 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },
/* Poulsbo */
{ PCI_DEVICE(0x8086, 0x811b),
- .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE },
+ .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE |
+ AZX_DCAPS_POSFIX_LPIB },
/* Oaktrail */
{ PCI_DEVICE(0x8086, 0x080a),
.driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE },
diff --git a/sound/soc/fsl/eukrea-tlv320.c b/sound/soc/fsl/eukrea-tlv320.c
index 38132143b7d5..10da7fd2d054 100644
--- a/sound/soc/fsl/eukrea-tlv320.c
+++ b/sound/soc/fsl/eukrea-tlv320.c
@@ -88,7 +88,7 @@ static int eukrea_tlv320_probe(struct platform_device *pdev)
int ret;
int int_port = 0, ext_port;
struct device_node *np = pdev->dev.of_node;
- struct device_node *ssi_np = NULL, *codec_np = NULL;
+ struct device_node *ssi_np = NULL, *codec_np = NULL, *tmp_np = NULL;

eukrea_tlv320.dev = &pdev->dev;
if (np) {
@@ -145,7 +145,7 @@ static int eukrea_tlv320_probe(struct platform_device *pdev)
}

if (machine_is_eukrea_cpuimx27() ||
- of_find_compatible_node(NULL, NULL, "fsl,imx21-audmux")) {
+ (tmp_np = of_find_compatible_node(NULL, NULL, "fsl,imx21-audmux"))) {
imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
IMX_AUDMUX_V1_PCR_SYN |
IMX_AUDMUX_V1_PCR_TFSDIR |
@@ -160,10 +160,11 @@ static int eukrea_tlv320_probe(struct platform_device *pdev)
IMX_AUDMUX_V1_PCR_SYN |
IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
);
+ of_node_put(tmp_np);
} else if (machine_is_eukrea_cpuimx25sd() ||
machine_is_eukrea_cpuimx35sd() ||
machine_is_eukrea_cpuimx51sd() ||
- of_find_compatible_node(NULL, NULL, "fsl,imx31-audmux")) {
+ (tmp_np = of_find_compatible_node(NULL, NULL, "fsl,imx31-audmux"))) {
if (!np)
ext_port = machine_is_eukrea_cpuimx25sd() ?
4 : 3;
@@ -180,6 +181,7 @@ static int eukrea_tlv320_probe(struct platform_device *pdev)
IMX_AUDMUX_V2_PTCR_SYN,
IMX_AUDMUX_V2_PDCR_RXDSEL(int_port)
);
+ of_node_put(tmp_np);
} else {
if (np) {
/* The eukrea,asoc-tlv320 driver was explicitly
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 30aa5f2df6da..f81e74daacb7 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -86,12 +86,13 @@ static inline unsigned get_usb_high_speed_rate(unsigned int rate)
*/
static void release_urb_ctx(struct snd_urb_ctx *u)
{
- if (u->buffer_size)
+ if (u->urb && u->buffer_size)
usb_free_coherent(u->ep->chip->dev, u->buffer_size,
u->urb->transfer_buffer,
u->urb->transfer_dma);
usb_free_urb(u->urb);
u->urb = NULL;
+ u->buffer_size = 0;
}

static const char *usb_error_string(int err)
@@ -804,6 +805,7 @@ static int sync_ep_set_params(struct snd_usb_endpoint *ep)
if (!ep->syncbuf)
return -ENOMEM;

+ ep->nurbs = SYNC_URBS;
for (i = 0; i < SYNC_URBS; i++) {
struct snd_urb_ctx *u = &ep->urb[i];
u->index = i;
@@ -823,8 +825,6 @@ static int sync_ep_set_params(struct snd_usb_endpoint *ep)
u->urb->complete = snd_complete_urb;
}

- ep->nurbs = SYNC_URBS;
-
return 0;

out_of_memory:
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 54790a09d158..5b2f6b2bc7cb 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -2124,6 +2124,7 @@ static const char * const intel_pt_info_fmts[] = {
[INTEL_PT_SNAPSHOT_MODE] = " Snapshot mode %"PRId64"\n",
[INTEL_PT_PER_CPU_MMAPS] = " Per-cpu maps %"PRId64"\n",
[INTEL_PT_MTC_BIT] = " MTC bit %#"PRIx64"\n",
+ [INTEL_PT_MTC_FREQ_BITS] = " MTC freq bits %#"PRIx64"\n",
[INTEL_PT_TSC_CTC_N] = " TSC:CTC numerator %"PRIu64"\n",
[INTEL_PT_TSC_CTC_D] = " TSC:CTC denominator %"PRIu64"\n",
[INTEL_PT_CYC_BIT] = " CYC bit %#"PRIx64"\n",
@@ -2138,8 +2139,12 @@ static void intel_pt_print_info(u64 *arr, int start, int finish)
if (!dump_trace)
return;

- for (i = start; i <= finish; i++)
- fprintf(stdout, intel_pt_info_fmts[i], arr[i]);
+ for (i = start; i <= finish; i++) {
+ const char *fmt = intel_pt_info_fmts[i];
+
+ if (fmt)
+ fprintf(stdout, fmt, arr[i]);
+ }
}

static void intel_pt_print_info_str(const char *name, const char *str)
diff --git a/tools/testing/selftests/net/reuseport_bpf.c b/tools/testing/selftests/net/reuseport_bpf.c
index b5277106df1f..b0cc082fbb84 100644
--- a/tools/testing/selftests/net/reuseport_bpf.c
+++ b/tools/testing/selftests/net/reuseport_bpf.c
@@ -330,7 +330,7 @@ static void test_extra_filter(const struct test_params p)
if (bind(fd1, addr, sockaddr_size()))
error(1, errno, "failed to bind recv socket 1");

- if (!bind(fd2, addr, sockaddr_size()) && errno != EADDRINUSE)
+ if (!bind(fd2, addr, sockaddr_size()) || errno != EADDRINUSE)
error(1, errno, "bind socket 2 should fail with EADDRINUSE");

free(addr);

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