Re: Linux 4.4.269

From: Greg Kroah-Hartman
Date: Sat May 22 2021 - 04:57:06 EST

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diff --git a/Makefile b/Makefile
index 43bb823afb63..c39b76606410 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 268
+SUBLEVEL = 269
EXTRAVERSION =
NAME = Blurry Fish Butt

diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S
index db1eee5fe502..6da48c1e3475 100644
--- a/arch/arc/kernel/entry.S
+++ b/arch/arc/kernel/entry.S
@@ -181,7 +181,7 @@ tracesys:

; Do the Sys Call as we normally would.
; Validate the Sys Call number
- cmp r8, NR_syscalls
+ cmp r8, NR_syscalls - 1
mov.hi r0, -ENOSYS
bhi tracesys_exit

@@ -264,7 +264,7 @@ ENTRY(EV_Trap)
;============ Normal syscall case

; syscall num shd not exceed the total system calls avail
- cmp r8, NR_syscalls
+ cmp r8, NR_syscalls - 1
mov.hi r0, -ENOSYS
bhi ret_from_system_call

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 0f5dcd418af8..97b152e43f9c 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -134,7 +134,7 @@
compatible = "maxim,max77686";
reg = <0x09>;
interrupt-parent = <&gpx3>;
- interrupts = <2 IRQ_TYPE_NONE>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&max77686_irq>;
wakeup-source;
diff --git a/arch/arm/boot/dts/exynos5250-snow-common.dtsi b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
index 0a7f408824d8..b45ad99da8c5 100644
--- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi
+++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
@@ -281,7 +281,7 @@
max77686: max77686@09 {
compatible = "maxim,max77686";
interrupt-parent = <&gpx3>;
- interrupts = <2 IRQ_TYPE_NONE>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&max77686_irq>;
wakeup-source;
diff --git a/arch/arm64/kernel/vdso/vdso.lds.S b/arch/arm64/kernel/vdso/vdso.lds.S
index beca249bc2f3..b3e6c4d5b75c 100644
--- a/arch/arm64/kernel/vdso/vdso.lds.S
+++ b/arch/arm64/kernel/vdso/vdso.lds.S
@@ -39,6 +39,13 @@ SECTIONS
.gnu.version_d : { *(.gnu.version_d) }
.gnu.version_r : { *(.gnu.version_r) }

+ /*
+ * Discard .note.gnu.property sections which are unused and have
+ * different alignment requirement from vDSO note sections.
+ */
+ /DISCARD/ : {
+ *(.note.GNU-stack .note.gnu.property)
+ }
.note : { *(.note.*) } :text :note

. = ALIGN(16);
@@ -59,7 +66,6 @@ SECTIONS
PROVIDE(end = .);

/DISCARD/ : {
- *(.note.GNU-stack)
*(.data .data.* .gnu.linkonce.d.* .sdata*)
*(.bss .sbss .dynbss .dynsbss)
}
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index 3a510f4a6b68..7e62572215ce 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -350,6 +350,7 @@ config STRICT_DEVMEM
config FAIL_IOMMU
bool "Fault-injection capability for IOMMU"
depends on FAULT_INJECTION
+ depends on PCI || IBMVIO
help
Provide fault-injection capability for IOMMU. Each device can
be selectively enabled via the fail_iommu property.
diff --git a/arch/powerpc/include/uapi/asm/errno.h b/arch/powerpc/include/uapi/asm/errno.h
index e8b6b5f7de7c..5e8f42ff797f 100644
--- a/arch/powerpc/include/uapi/asm/errno.h
+++ b/arch/powerpc/include/uapi/asm/errno.h
@@ -1,6 +1,7 @@
#ifndef _ASM_POWERPC_ERRNO_H
#define _ASM_POWERPC_ERRNO_H

+#undef EDEADLOCK
#include <asm-generic/errno.h>

#undef EDEADLOCK
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 16193d7b0635..3c7fe1158020 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -367,14 +367,11 @@ static inline unsigned long eeh_token_to_phys(unsigned long token)
pa = pte_pfn(*ptep);

/* On radix we can do hugepage mappings for io, so handle that */
- if (hugepage_shift) {
- pa <<= hugepage_shift;
- pa |= token & ((1ul << hugepage_shift) - 1);
- } else {
- pa <<= PAGE_SHIFT;
- pa |= token & (PAGE_SIZE - 1);
- }
+ if (!hugepage_shift)
+ hugepage_shift = PAGE_SHIFT;

+ pa <<= PAGE_SHIFT;
+ pa |= token & ((1ul << hugepage_shift) - 1);
return pa;
}

diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 4c9b5970af37..282ad1930593 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -1019,7 +1019,7 @@ int iommu_take_ownership(struct iommu_table *tbl)

spin_lock_irqsave(&tbl->large_pool.lock, flags);
for (i = 0; i < tbl->nr_pools; i++)
- spin_lock(&tbl->pools[i].lock);
+ spin_lock_nest_lock(&tbl->pools[i].lock, &tbl->large_pool.lock);

if (tbl->it_offset == 0)
clear_bit(0, tbl->it_map);
@@ -1048,7 +1048,7 @@ void iommu_release_ownership(struct iommu_table *tbl)

spin_lock_irqsave(&tbl->large_pool.lock, flags);
for (i = 0; i < tbl->nr_pools; i++)
- spin_lock(&tbl->pools[i].lock);
+ spin_lock_nest_lock(&tbl->pools[i].lock, &tbl->large_pool.lock);

memset(tbl->it_map, 0, sz);

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 04a27307a2c4..77690c7f2671 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -258,7 +258,7 @@ static struct feature_property {
};

#if defined(CONFIG_44x) && defined(CONFIG_PPC_FPU)
-static inline void identical_pvr_fixup(unsigned long node)
+static __init void identical_pvr_fixup(unsigned long node)
{
unsigned int pvr;
const char *model = of_get_flat_dt_prop(node, "model", NULL);
diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c
index 40b134bf5a68..b5dc2a03ea93 100644
--- a/arch/powerpc/lib/feature-fixups.c
+++ b/arch/powerpc/lib/feature-fixups.c
@@ -16,6 +16,7 @@
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/init.h>
+#include <linux/stop_machine.h>
#include <asm/cputable.h>
#include <asm/code-patching.h>
#include <asm/page.h>
@@ -279,8 +280,9 @@ void do_uaccess_flush_fixups(enum l1d_flush_type types)
: "unknown");
}

-void do_entry_flush_fixups(enum l1d_flush_type types)
+static int __do_entry_flush_fixups(void *data)
{
+ enum l1d_flush_type types = *(enum l1d_flush_type *)data;
unsigned int instrs[3], *dest;
long *start, *end;
int i;
@@ -331,6 +333,19 @@ void do_entry_flush_fixups(enum l1d_flush_type types)
: "ori type" :
(types & L1D_FLUSH_MTTRIG) ? "mttrig type"
: "unknown");
+
+ return 0;
+}
+
+void do_entry_flush_fixups(enum l1d_flush_type types)
+{
+ /*
+ * The call to the fallback flush can not be safely patched in/out while
+ * other CPUs are executing it. So call __do_entry_flush_fixups() on one
+ * CPU while all other CPUs spin in the stop machine core with interrupts
+ * hard disabled.
+ */
+ stop_machine(__do_entry_flush_fixups, &types, NULL);
}

void do_rfi_flush_fixups(enum l1d_flush_type types)
diff --git a/arch/powerpc/platforms/52xx/lite5200_sleep.S b/arch/powerpc/platforms/52xx/lite5200_sleep.S
index 08ab6fefcf7a..5f44e9223413 100644
--- a/arch/powerpc/platforms/52xx/lite5200_sleep.S
+++ b/arch/powerpc/platforms/52xx/lite5200_sleep.S
@@ -180,7 +180,7 @@ sram_code:
udelay: /* r11 - tb_ticks_per_usec, r12 - usecs, overwrites r13 */
mullw r12, r12, r11
mftb r13 /* start */
- addi r12, r13, r12 /* end */
+ add r12, r13, r12 /* end */
1:
mftb r13 /* current */
cmp cr0, r13, r12
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index 5d4a3df59d0c..baaeb753fa79 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -98,6 +98,7 @@ EXPORT_SYMBOL_GPL(init_phb_dynamic);
int remove_phb_dynamic(struct pci_controller *phb)
{
struct pci_bus *b = phb->bus;
+ struct pci_host_bridge *host_bridge = to_pci_host_bridge(b->bridge);
struct resource *res;
int rc, i;

@@ -124,7 +125,8 @@ int remove_phb_dynamic(struct pci_controller *phb)
/* Remove the PCI bus and unregister the bridge device from sysfs */
phb->bus = NULL;
pci_remove_bus(b);
- device_unregister(b->bridge);
+ host_bridge->bus = NULL;
+ device_unregister(&host_bridge->dev);

/* Now release the IO resource */
if (res->flags & IORESOURCE_IO)
diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index 07477ba392b7..1d4a054ce59a 100644
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -2033,7 +2033,7 @@ void show_code(struct pt_regs *regs)

void print_fn_code(unsigned char *code, unsigned long len)
{
- char buffer[64], *ptr;
+ char buffer[128], *ptr;
int opsize, i;

while (len) {
diff --git a/arch/s390/kvm/gaccess.h b/arch/s390/kvm/gaccess.h
index ef03726cc661..1593133c8c88 100644
--- a/arch/s390/kvm/gaccess.h
+++ b/arch/s390/kvm/gaccess.h
@@ -21,17 +21,14 @@

/**
* kvm_s390_real_to_abs - convert guest real address to guest absolute address
- * @vcpu - guest virtual cpu
+ * @prefix - guest prefix
* @gra - guest real address
*
* Returns the guest absolute address that corresponds to the passed guest real
- * address @gra of a virtual guest cpu by applying its prefix.
+ * address @gra of by applying the given prefix.
*/
-static inline unsigned long kvm_s390_real_to_abs(struct kvm_vcpu *vcpu,
- unsigned long gra)
+static inline unsigned long _kvm_s390_real_to_abs(u32 prefix, unsigned long gra)
{
- unsigned long prefix = kvm_s390_get_prefix(vcpu);
-
if (gra < 2 * PAGE_SIZE)
gra += prefix;
else if (gra >= prefix && gra < prefix + 2 * PAGE_SIZE)
@@ -39,6 +36,20 @@ static inline unsigned long kvm_s390_real_to_abs(struct kvm_vcpu *vcpu,
return gra;
}

+/**
+ * kvm_s390_real_to_abs - convert guest real address to guest absolute address
+ * @vcpu - guest virtual cpu
+ * @gra - guest real address
+ *
+ * Returns the guest absolute address that corresponds to the passed guest real
+ * address @gra of a virtual guest cpu by applying its prefix.
+ */
+static inline unsigned long kvm_s390_real_to_abs(struct kvm_vcpu *vcpu,
+ unsigned long gra)
+{
+ return _kvm_s390_real_to_abs(kvm_s390_get_prefix(vcpu), gra);
+}
+
/**
* kvm_s390_logical_to_effective - convert guest logical to effective address
* @vcpu: guest virtual cpu
diff --git a/arch/um/kernel/dyn.lds.S b/arch/um/kernel/dyn.lds.S
index adde088aeeff..d837636ec823 100644
--- a/arch/um/kernel/dyn.lds.S
+++ b/arch/um/kernel/dyn.lds.S
@@ -6,6 +6,12 @@ OUTPUT_ARCH(ELF_ARCH)
ENTRY(_start)
jiffies = jiffies_64;

+VERSION {
+ {
+ local: *;
+ };
+}
+
SECTIONS
{
PROVIDE (__executable_start = START);
diff --git a/arch/um/kernel/uml.lds.S b/arch/um/kernel/uml.lds.S
index 6899195602b7..09620aa953ca 100644
--- a/arch/um/kernel/uml.lds.S
+++ b/arch/um/kernel/uml.lds.S
@@ -6,6 +6,12 @@ OUTPUT_ARCH(ELF_ARCH)
ENTRY(_start)
jiffies = jiffies_64;

+VERSION {
+ {
+ local: *;
+ };
+}
+
SECTIONS
{
/* This must contain the right address - not quite the default ELF one.*/
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 2b3adb3008c3..c0045e3ad0f5 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -40,6 +40,7 @@ REALMODE_CFLAGS += $(call __cc-option, $(CC), $(REALMODE_CFLAGS), -ffreestanding
REALMODE_CFLAGS += $(call __cc-option, $(CC), $(REALMODE_CFLAGS), -fno-stack-protector)
REALMODE_CFLAGS += $(call __cc-option, $(CC), $(REALMODE_CFLAGS), -Wno-address-of-packed-member)
REALMODE_CFLAGS += $(call __cc-option, $(CC), $(REALMODE_CFLAGS), $(cc_stack_align4))
+REALMODE_CFLAGS += $(CLANG_FLAGS)
export REALMODE_CFLAGS

# BITS is used as extension for files which are available in a 32 bit
diff --git a/arch/x86/kernel/cpu/perf_event_amd_iommu.c b/arch/x86/kernel/cpu/perf_event_amd_iommu.c
index 97242a9242bd..ec0bfbab7265 100644
--- a/arch/x86/kernel/cpu/perf_event_amd_iommu.c
+++ b/arch/x86/kernel/cpu/perf_event_amd_iommu.c
@@ -80,12 +80,12 @@ static struct attribute_group amd_iommu_format_group = {
* sysfs events attributes
*---------------------------------------------*/
struct amd_iommu_event_desc {
- struct kobj_attribute attr;
+ struct device_attribute attr;
const char *event;
};

-static ssize_t _iommu_event_show(struct kobject *kobj,
- struct kobj_attribute *attr, char *buf)
+static ssize_t _iommu_event_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct amd_iommu_event_desc *event =
container_of(attr, struct amd_iommu_event_desc, attr);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index ef920da07518..4b8c83100fad 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6016,6 +6016,7 @@ void kvm_arch_exit(void)
unregister_hotcpu_notifier(&kvmclock_cpu_notifier_block);
#ifdef CONFIG_X86_64
pvclock_gtod_unregister_notifier(&pvclock_gtod_notifier);
+ cancel_work_sync(&pvclock_gtod_work);
#endif
kvm_x86_ops = NULL;
kvm_mmu_module_exit();
diff --git a/arch/x86/lib/msr-smp.c b/arch/x86/lib/msr-smp.c
index 518532e6a3fa..8a3bc242c5e9 100644
--- a/arch/x86/lib/msr-smp.c
+++ b/arch/x86/lib/msr-smp.c
@@ -239,7 +239,7 @@ static void __wrmsr_safe_regs_on_cpu(void *info)
rv->err = wrmsr_safe_regs(rv->regs);
}

-int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 *regs)
+int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8])
{
int err;
struct msr_regs_info rv;
@@ -252,7 +252,7 @@ int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 *regs)
}
EXPORT_SYMBOL(rdmsr_safe_regs_on_cpu);

-int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 *regs)
+int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8])
{
int err;
struct msr_regs_info rv;
diff --git a/drivers/acpi/custom_method.c b/drivers/acpi/custom_method.c
index 435bd0ffc8c0..ea4c7c93a920 100644
--- a/drivers/acpi/custom_method.c
+++ b/drivers/acpi/custom_method.c
@@ -37,6 +37,8 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
sizeof(struct acpi_table_header)))
return -EFAULT;
uncopied_bytes = max_size = table.length;
+ /* make sure the buf is not allocated */
+ kfree(buf);
buf = kzalloc(max_size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
@@ -50,6 +52,7 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
(*ppos + count < count) ||
(count > uncopied_bytes)) {
kfree(buf);
+ buf = NULL;
return -EINVAL;
}

@@ -71,7 +74,6 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
add_taint(TAINT_OVERRIDDEN_ACPI_TABLE, LOCKDEP_NOW_UNRELIABLE);
}

- kfree(buf);
return count;
}

diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index 65371e1befe8..8839ad6b73e3 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -516,11 +516,13 @@ int ahci_platform_init_host(struct platform_device *pdev,
int i, irq, n_ports, rc;

irq = platform_get_irq(pdev, 0);
- if (irq <= 0) {
+ if (irq < 0) {
if (irq != -EPROBE_DEFER)
dev_err(dev, "no irq\n");
return irq;
}
+ if (!irq)
+ return -EINVAL;

hpriv->irq = irq;

diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index 80fe0f6fed29..a6b1a7556d37 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -819,12 +819,19 @@ static int arasan_cf_probe(struct platform_device *pdev)
else
quirk = CF_BROKEN_UDMA; /* as it is on spear1340 */

- /* if irq is 0, support only PIO */
- acdev->irq = platform_get_irq(pdev, 0);
- if (acdev->irq)
+ /*
+ * If there's an error getting IRQ (or we do get IRQ0),
+ * support only PIO
+ */
+ ret = platform_get_irq(pdev, 0);
+ if (ret > 0) {
+ acdev->irq = ret;
irq_handler = arasan_cf_interrupt;
- else
+ } else if (ret == -EPROBE_DEFER) {
+ return ret;
+ } else {
quirk |= CF_BROKEN_MWDMA | CF_BROKEN_UDMA;
+ }

acdev->pbase = res->start;
acdev->vbase = devm_ioremap_nocache(&pdev->dev, res->start,
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index abda44183512..fb8d1f68f36f 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -169,8 +169,12 @@ static int ixp4xx_pata_probe(struct platform_device *pdev)
return -ENOMEM;

irq = platform_get_irq(pdev, 0);
- if (irq)
+ if (irq > 0)
irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
+ else if (irq < 0)
+ return irq;
+ else
+ return -EINVAL;

/* Setup expansion bus chip selects */
*data->cs0_cfg = data->cs0_bits;
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 5718dc94c90c..601ea2e9fcf9 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -4101,6 +4101,10 @@ static int mv_platform_probe(struct platform_device *pdev)
n_ports = mv_platform_data->n_ports;
irq = platform_get_irq(pdev, 0);
}
+ if (irq < 0)
+ return irq;
+ if (!irq)
+ return -EINVAL;

host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports);
hpriv = devm_kzalloc(&pdev->dev, sizeof(*hpriv), GFP_KERNEL);
diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c
index e265bace57d7..50031a215a66 100644
--- a/drivers/char/ttyprintk.c
+++ b/drivers/char/ttyprintk.c
@@ -166,12 +166,23 @@ static int tpk_ioctl(struct tty_struct *tty,
return 0;
}

+/*
+ * TTY operations hangup function.
+ */
+static void tpk_hangup(struct tty_struct *tty)
+{
+ struct ttyprintk_port *tpkp = tty->driver_data;
+
+ tty_port_hangup(&tpkp->port);
+}
+
static const struct tty_operations ttyprintk_ops = {
.open = tpk_open,
.close = tpk_close,
.write = tpk_write,
.write_room = tpk_write_room,
.ioctl = tpk_ioctl,
+ .hangup = tpk_hangup,
};

static struct tty_port_operations null_ops = { };
diff --git a/drivers/clk/socfpga/clk-gate-a10.c b/drivers/clk/socfpga/clk-gate-a10.c
index 1cebf253e8fd..48e371035a63 100644
--- a/drivers/clk/socfpga/clk-gate-a10.c
+++ b/drivers/clk/socfpga/clk-gate-a10.c
@@ -158,6 +158,7 @@ static void __init __socfpga_gate_init(struct device_node *node,
if (IS_ERR(socfpga_clk->sys_mgr_base_addr)) {
pr_err("%s: failed to find altr,sys-mgr regmap!\n",
__func__);
+ kfree(socfpga_clk);
return;
}
}
diff --git a/drivers/crypto/qat/qat_common/adf_transport.c b/drivers/crypto/qat/qat_common/adf_transport.c
index 3865ae8d96d9..78f0942a3270 100644
--- a/drivers/crypto/qat/qat_common/adf_transport.c
+++ b/drivers/crypto/qat/qat_common/adf_transport.c
@@ -198,6 +198,7 @@ static int adf_init_ring(struct adf_etr_ring_data *ring)
dev_err(&GET_DEV(accel_dev), "Ring address not aligned\n");
dma_free_coherent(&GET_DEV(accel_dev), ring_size_bytes,
ring->base_addr, ring->dma_addr);
+ ring->base_addr = NULL;
return -EFAULT;
}

diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_isr.c b/drivers/crypto/qat/qat_dh895xcc/adf_isr.c
index 5570f78795c1..ddbb43da1a13 100644
--- a/drivers/crypto/qat/qat_dh895xcc/adf_isr.c
+++ b/drivers/crypto/qat/qat_dh895xcc/adf_isr.c
@@ -315,18 +315,31 @@ int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev)

ret = adf_isr_alloc_msix_entry_table(accel_dev);
if (ret)
- return ret;
- if (adf_enable_msix(accel_dev))
goto err_out;

- if (adf_setup_bh(accel_dev))
- goto err_out;
+ ret = adf_enable_msix(accel_dev);
+ if (ret)
+ goto err_free_msix_table;

- if (adf_request_irqs(accel_dev))
- goto err_out;
+ ret = adf_setup_bh(accel_dev);
+ if (ret)
+ goto err_disable_msix;
+
+ ret = adf_request_irqs(accel_dev);
+ if (ret)
+ goto err_cleanup_bh;

return 0;
+
+err_cleanup_bh:
+ adf_cleanup_bh(accel_dev);
+
+err_disable_msix:
+ adf_disable_msix(&accel_dev->accel_pci_dev);
+
+err_free_msix_table:
+ adf_isr_free_msix_entry_table(accel_dev);
+
err_out:
- adf_isr_resource_free(accel_dev);
- return -EFAULT;
+ return ret;
}
diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c b/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c
index 87c5d8adb125..32f9c2b79681 100644
--- a/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c
+++ b/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c
@@ -243,16 +243,25 @@ int adf_vf_isr_resource_alloc(struct adf_accel_dev *accel_dev)
goto err_out;

if (adf_setup_pf2vf_bh(accel_dev))
- goto err_out;
+ goto err_disable_msi;

if (adf_setup_bh(accel_dev))
- goto err_out;
+ goto err_cleanup_pf2vf_bh;

if (adf_request_msi_irq(accel_dev))
- goto err_out;
+ goto err_cleanup_bh;

return 0;
+
+err_cleanup_bh:
+ adf_cleanup_bh(accel_dev);
+
+err_cleanup_pf2vf_bh:
+ adf_cleanup_pf2vf_bh(accel_dev);
+
+err_disable_msi:
+ adf_disable_msi(accel_dev);
+
err_out:
- adf_vf_isr_resource_free(accel_dev);
return -EFAULT;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 062c23125b2a..6beb3e76e1c9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -566,7 +566,7 @@ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
DMA_BIDIRECTIONAL : DMA_TO_DEVICE;

/* double check that we don't free the table twice */
- if (!ttm->sg->sgl)
+ if (!ttm->sg || !ttm->sg->sgl)
return;

/* free the sg table and pages again */
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c
index 8e6c9b598a57..d8c7b8a6a418 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_cmd_encoder.c
@@ -128,9 +128,17 @@ static int pingpong_tearcheck_setup(struct drm_encoder *encoder,
| MDP5_PP_SYNC_CONFIG_VSYNC_IN_EN;
cfg |= MDP5_PP_SYNC_CONFIG_VSYNC_COUNT(vclks_line);

+ /*
+ * Tearcheck emits a blanking signal every vclks_line * vtotal * 2 ticks on
+ * the vsync_clk equating to roughly half the desired panel refresh rate.
+ * This is only necessary as stability fallback if interrupts from the
+ * panel arrive too late or not at all, but is currently used by default
+ * because these panel interrupts are not wired up yet.
+ */
mdp5_write(mdp5_kms, REG_MDP5_PP_SYNC_CONFIG_VSYNC(pp_id), cfg);
mdp5_write(mdp5_kms,
- REG_MDP5_PP_SYNC_CONFIG_HEIGHT(pp_id), 0xfff0);
+ REG_MDP5_PP_SYNC_CONFIG_HEIGHT(pp_id), (2 * mode->vtotal));
+
mdp5_write(mdp5_kms,
REG_MDP5_PP_VSYNC_INIT_VAL(pp_id), mode->vdisplay);
mdp5_write(mdp5_kms, REG_MDP5_PP_RD_PTR_IRQ(pp_id), mode->vdisplay + 1);
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 0c5b3eeff82d..230e2dcdf053 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -2259,10 +2259,10 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
rdev->pm.default_power_state_index = state_index - 1;
rdev->pm.power_state[state_index - 1].default_clock_mode =
&rdev->pm.power_state[state_index - 1].clock_info[0];
- rdev->pm.power_state[state_index].flags &=
+ rdev->pm.power_state[state_index - 1].flags &=
~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
- rdev->pm.power_state[state_index].misc = 0;
- rdev->pm.power_state[state_index].misc2 = 0;
+ rdev->pm.power_state[state_index - 1].misc = 0;
+ rdev->pm.power_state[state_index - 1].misc2 = 0;
}
return state_index;
}
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 41caf7da9054..6168ada4e3ad 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -503,6 +503,7 @@ static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file
*value = rdev->config.si.backend_enable_mask;
} else {
DRM_DEBUG_KMS("BACKEND_ENABLED_MASK is si+ only!\n");
+ return -EINVAL;
}
break;
case RADEON_INFO_MAX_SCLK:
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 773452c6edfa..cbf13e993902 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -769,6 +769,7 @@
#define USB_DEVICE_ID_ORTEK_WKB2000 0x2000

#define USB_VENDOR_ID_PLANTRONICS 0x047f
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES 0xc056

#define USB_VENDOR_ID_PANASONIC 0x04da
#define USB_DEVICE_ID_PANABOARD_UBT780 0x1044
diff --git a/drivers/hid/hid-plantronics.c b/drivers/hid/hid-plantronics.c
index 584b10d3fc3d..460711c1124a 100644
--- a/drivers/hid/hid-plantronics.c
+++ b/drivers/hid/hid-plantronics.c
@@ -16,6 +16,7 @@

#include <linux/hid.h>
#include <linux/module.h>
+#include <linux/jiffies.h>

#define PLT_HID_1_0_PAGE 0xffa00000
#define PLT_HID_2_0_PAGE 0xffa20000
@@ -39,6 +40,16 @@
#define PLT_ALLOW_CONSUMER (field->application == HID_CP_CONSUMERCONTROL && \
(usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER)

+#define PLT_QUIRK_DOUBLE_VOLUME_KEYS BIT(0)
+
+#define PLT_DOUBLE_KEY_TIMEOUT 5 /* ms */
+
+struct plt_drv_data {
+ unsigned long device_type;
+ unsigned long last_volume_key_ts;
+ u32 quirks;
+};
+
static int plantronics_input_mapping(struct hid_device *hdev,
struct hid_input *hi,
struct hid_field *field,
@@ -46,7 +57,8 @@ static int plantronics_input_mapping(struct hid_device *hdev,
unsigned long **bit, int *max)
{
unsigned short mapped_key;
- unsigned long plt_type = (unsigned long)hid_get_drvdata(hdev);
+ struct plt_drv_data *drv_data = hid_get_drvdata(hdev);
+ unsigned long plt_type = drv_data->device_type;

/* special case for PTT products */
if (field->application == HID_GD_JOYSTICK)
@@ -108,6 +120,30 @@ mapped:
return 1;
}

+static int plantronics_event(struct hid_device *hdev, struct hid_field *field,
+ struct hid_usage *usage, __s32 value)
+{
+ struct plt_drv_data *drv_data = hid_get_drvdata(hdev);
+
+ if (drv_data->quirks & PLT_QUIRK_DOUBLE_VOLUME_KEYS) {
+ unsigned long prev_ts, cur_ts;
+
+ /* Usages are filtered in plantronics_usages. */
+
+ if (!value) /* Handle key presses only. */
+ return 0;
+
+ prev_ts = drv_data->last_volume_key_ts;
+ cur_ts = jiffies;
+ if (jiffies_to_msecs(cur_ts - prev_ts) <= PLT_DOUBLE_KEY_TIMEOUT)
+ return 1; /* Ignore the repeated key. */
+
+ drv_data->last_volume_key_ts = cur_ts;
+ }
+
+ return 0;
+}
+
static unsigned long plantronics_device_type(struct hid_device *hdev)
{
unsigned i, col_page;
@@ -136,15 +172,24 @@ exit:
static int plantronics_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
+ struct plt_drv_data *drv_data;
int ret;

+ drv_data = devm_kzalloc(&hdev->dev, sizeof(*drv_data), GFP_KERNEL);
+ if (!drv_data)
+ return -ENOMEM;
+
ret = hid_parse(hdev);
if (ret) {
hid_err(hdev, "parse failed\n");
goto err;
}

- hid_set_drvdata(hdev, (void *)plantronics_device_type(hdev));
+ drv_data->device_type = plantronics_device_type(hdev);
+ drv_data->quirks = id->driver_data;
+ drv_data->last_volume_key_ts = jiffies - msecs_to_jiffies(PLT_DOUBLE_KEY_TIMEOUT);
+
+ hid_set_drvdata(hdev, drv_data);

ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT |
HID_CONNECT_HIDINPUT_FORCE | HID_CONNECT_HIDDEV_FORCE);
@@ -156,15 +201,26 @@ err:
}

static const struct hid_device_id plantronics_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
{ }
};
MODULE_DEVICE_TABLE(hid, plantronics_devices);

+static const struct hid_usage_id plantronics_usages[] = {
+ { HID_CP_VOLUMEUP, EV_KEY, HID_ANY_ID },
+ { HID_CP_VOLUMEDOWN, EV_KEY, HID_ANY_ID },
+ { HID_TERMINATOR, HID_TERMINATOR, HID_TERMINATOR }
+};
+
static struct hid_driver plantronics_driver = {
.name = "plantronics",
.id_table = plantronics_devices,
+ .usage_table = plantronics_usages,
.input_mapping = plantronics_input_mapping,
+ .event = plantronics_event,
.probe = plantronics_probe,
};
module_hid_driver(plantronics_driver);
diff --git a/drivers/hsi/hsi.c b/drivers/hsi/hsi.c
index df380d55c58f..55e36fcd7ff3 100644
--- a/drivers/hsi/hsi.c
+++ b/drivers/hsi/hsi.c
@@ -223,8 +223,6 @@ static void hsi_add_client_from_dt(struct hsi_port *port,
if (err)
goto err;

- dev_set_name(&cl->device, "%s", name);
-
err = hsi_of_property_parse_mode(client, "hsi-mode", &mode);
if (err) {
err = hsi_of_property_parse_mode(client, "hsi-rx-mode",
@@ -307,6 +305,7 @@ static void hsi_add_client_from_dt(struct hsi_port *port,
cl->device.release = hsi_client_release;
cl->device.of_node = client;

+ dev_set_name(&cl->device, "%s", name);
if (device_register(&cl->device) < 0) {
pr_err("hsi: failed to register client: %s\n", name);
put_device(&cl->device);
diff --git a/drivers/hwtracing/intel_th/gth.c b/drivers/hwtracing/intel_th/gth.c
index 189eb6269971..e585b29ce738 100644
--- a/drivers/hwtracing/intel_th/gth.c
+++ b/drivers/hwtracing/intel_th/gth.c
@@ -485,7 +485,7 @@ static void intel_th_gth_disable(struct intel_th_device *thdev,
output->active = false;

for_each_set_bit(master, gth->output[output->port].master,
- TH_CONFIGURABLE_MASTERS) {
+ TH_CONFIGURABLE_MASTERS + 1) {
gth_master_set(gth, master, -1);
}
spin_unlock(&gth->gth_lock);
@@ -597,7 +597,7 @@ static void intel_th_gth_unassign(struct intel_th_device *thdev,
othdev->output.port = -1;
othdev->output.active = false;
gth->output[port].output = NULL;
- for (master = 0; master <= TH_CONFIGURABLE_MASTERS; master++)
+ for (master = 0; master < TH_CONFIGURABLE_MASTERS + 1; master++)
if (gth->master[master] == port)
gth->master[master] = -1;
spin_unlock(&gth->gth_lock);
diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c
index 84deed6571bd..7d15c9143d16 100644
--- a/drivers/i2c/busses/i2c-cadence.c
+++ b/drivers/i2c/busses/i2c-cadence.c
@@ -894,7 +894,10 @@ static int cdns_i2c_probe(struct platform_device *pdev)
if (IS_ERR(id->membase))
return PTR_ERR(id->membase);

- id->irq = platform_get_irq(pdev, 0);
+ ret = platform_get_irq(pdev, 0);
+ if (ret < 0)
+ return ret;
+ id->irq = ret;

id->adap.owner = THIS_MODULE;
id->adap.dev.of_node = pdev->dev.of_node;
diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c
index ba3b94505c14..d80cee068bea 100644
--- a/drivers/i2c/busses/i2c-jz4780.c
+++ b/drivers/i2c/busses/i2c-jz4780.c
@@ -754,7 +754,10 @@ static int jz4780_i2c_probe(struct platform_device *pdev)

jz4780_i2c_writew(i2c, JZ4780_I2C_INTM, 0x0);

- i2c->irq = platform_get_irq(pdev, 0);
+ ret = platform_get_irq(pdev, 0);
+ if (ret < 0)
+ goto err;
+ i2c->irq = ret;
ret = devm_request_irq(&pdev->dev, i2c->irq, jz4780_i2c_irq, 0,
dev_name(&pdev->dev), i2c);
if (ret)
diff --git a/drivers/i2c/busses/i2c-sh7760.c b/drivers/i2c/busses/i2c-sh7760.c
index 24968384b401..c836c53caa3f 100644
--- a/drivers/i2c/busses/i2c-sh7760.c
+++ b/drivers/i2c/busses/i2c-sh7760.c
@@ -471,7 +471,10 @@ static int sh7760_i2c_probe(struct platform_device *pdev)
goto out2;
}

- id->irq = platform_get_irq(pdev, 0);
+ ret = platform_get_irq(pdev, 0);
+ if (ret < 0)
+ goto out3;
+ id->irq = ret;

id->adap.nr = pdev->id;
id->adap.algo = &sh7760_i2c_algo;
diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index d15347de415a..9de62c3b8bf9 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -845,7 +845,7 @@ EXPORT_SYMBOL(capi20_put_message);
* Return value: CAPI result code
*/

-u16 capi20_get_manufacturer(u32 contr, u8 *buf)
+u16 capi20_get_manufacturer(u32 contr, u8 buf[CAPI_MANUFACTURER_LEN])
{
struct capi_ctr *ctr;
u16 ret;
@@ -915,7 +915,7 @@ EXPORT_SYMBOL(capi20_get_version);
* Return value: CAPI result code
*/

-u16 capi20_get_serial(u32 contr, u8 *serial)
+u16 capi20_get_serial(u32 contr, u8 serial[CAPI_SERIAL_LEN])
{
struct capi_ctr *ctr;
u16 ret;
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index eab3f7325e31..a6e6a852c9e8 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -524,7 +524,7 @@ static int list_devices(struct dm_ioctl *param, size_t param_size)
* Grab our output buffer.
*/
nl = get_result_buffer(param, param_size, &len);
- if (len < needed) {
+ if (len < needed || len < sizeof(nl->dev)) {
param->flags |= DM_BUFFER_FULL_FLAG;
goto out;
}
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 60161690e226..11e21415bf7e 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -515,6 +515,17 @@ void mddev_init(struct mddev *mddev)
}
EXPORT_SYMBOL_GPL(mddev_init);

+static struct mddev *mddev_find_locked(dev_t unit)
+{
+ struct mddev *mddev;
+
+ list_for_each_entry(mddev, &all_mddevs, all_mddevs)
+ if (mddev->unit == unit)
+ return mddev;
+
+ return NULL;
+}
+
static struct mddev *mddev_find(dev_t unit)
{
struct mddev *mddev, *new = NULL;
@@ -526,13 +537,13 @@ static struct mddev *mddev_find(dev_t unit)
spin_lock(&all_mddevs_lock);

if (unit) {
- list_for_each_entry(mddev, &all_mddevs, all_mddevs)
- if (mddev->unit == unit) {
- mddev_get(mddev);
- spin_unlock(&all_mddevs_lock);
- kfree(new);
- return mddev;
- }
+ mddev = mddev_find_locked(unit);
+ if (mddev) {
+ mddev_get(mddev);
+ spin_unlock(&all_mddevs_lock);
+ kfree(new);
+ return mddev;
+ }

if (new) {
list_add(&new->all_mddevs, &all_mddevs);
@@ -558,12 +569,7 @@ static struct mddev *mddev_find(dev_t unit)
return NULL;
}

- is_free = 1;
- list_for_each_entry(mddev, &all_mddevs, all_mddevs)
- if (mddev->unit == dev) {
- is_free = 0;
- break;
- }
+ is_free = !mddev_find_locked(dev);
}
new->unit = dev;
new->md_minor = MINOR(dev);
@@ -7040,8 +7046,7 @@ static int md_open(struct block_device *bdev, fmode_t mode)
/* Wait until bdev->bd_disk is definitely gone */
if (work_pending(&mddev->del_work))
flush_workqueue(md_misc_wq);
- /* Then retry the open from the top */
- return -ERESTARTSYS;
+ return -EBUSY;
}
BUG_ON(mddev != bdev->bd_disk->private_data);

diff --git a/drivers/md/persistent-data/dm-btree-internal.h b/drivers/md/persistent-data/dm-btree-internal.h
index a240990a7f33..5673f8eb5f88 100644
--- a/drivers/md/persistent-data/dm-btree-internal.h
+++ b/drivers/md/persistent-data/dm-btree-internal.h
@@ -34,12 +34,12 @@ struct node_header {
__le32 max_entries;
__le32 value_size;
__le32 padding;
-} __packed;
+} __attribute__((packed, aligned(8)));

struct btree_node {
struct node_header header;
__le64 keys[0];
-} __packed;
+} __attribute__((packed, aligned(8)));

/*
diff --git a/drivers/md/persistent-data/dm-space-map-common.c b/drivers/md/persistent-data/dm-space-map-common.c
index 22729fd92a1b..ca09ad2a639c 100644
--- a/drivers/md/persistent-data/dm-space-map-common.c
+++ b/drivers/md/persistent-data/dm-space-map-common.c
@@ -337,6 +337,8 @@ int sm_ll_find_free_block(struct ll_disk *ll, dm_block_t begin,
*/
begin = do_div(index_begin, ll->entries_per_block);
end = do_div(end, ll->entries_per_block);
+ if (end == 0)
+ end = ll->entries_per_block;

for (i = index_begin; i < index_end; i++, begin = 0) {
struct dm_block *blk;
diff --git a/drivers/md/persistent-data/dm-space-map-common.h b/drivers/md/persistent-data/dm-space-map-common.h
index 8de63ce39bdd..87e17909ef52 100644
--- a/drivers/md/persistent-data/dm-space-map-common.h
+++ b/drivers/md/persistent-data/dm-space-map-common.h
@@ -33,7 +33,7 @@ struct disk_index_entry {
__le64 blocknr;
__le32 nr_free;
__le32 none_free_before;
-} __packed;
+} __attribute__ ((packed, aligned(8)));

#define MAX_METADATA_BITMAPS 255
@@ -43,7 +43,7 @@ struct disk_metadata_index {
__le64 blocknr;

struct disk_index_entry index[MAX_METADATA_BITMAPS];
-} __packed;
+} __attribute__ ((packed, aligned(8)));

struct ll_disk;

@@ -86,7 +86,7 @@ struct disk_sm_root {
__le64 nr_allocated;
__le64 bitmap_root;
__le64 ref_count_root;
-} __packed;
+} __attribute__ ((packed, aligned(8)));

#define ENTRIES_PER_BYTE 4

@@ -94,7 +94,7 @@ struct disk_bitmap_header {
__le32 csum;
__le32 not_used;
__le64 blocknr;
-} __packed;
+} __attribute__ ((packed, aligned(8)));

enum allocation_event {
SM_NONE,
diff --git a/drivers/media/i2c/adv7511-v4l2.c b/drivers/media/i2c/adv7511-v4l2.c
index b35400e4e9af..e85777dfe81d 100644
--- a/drivers/media/i2c/adv7511-v4l2.c
+++ b/drivers/media/i2c/adv7511-v4l2.c
@@ -1570,7 +1570,7 @@ static int adv7511_remove(struct i2c_client *client)
client->addr << 1, client->adapter->name);

adv7511_init_setup(sd);
- cancel_delayed_work(&state->edid_handler);
+ cancel_delayed_work_sync(&state->edid_handler);
i2c_unregister_device(state->i2c_edid);
i2c_unregister_device(state->i2c_pktmem);
destroy_workqueue(state->work_queue);
diff --git a/drivers/media/pci/saa7164/saa7164-encoder.c b/drivers/media/pci/saa7164/saa7164-encoder.c
index 1b184c39ba97..966de363c575 100644
--- a/drivers/media/pci/saa7164/saa7164-encoder.c
+++ b/drivers/media/pci/saa7164/saa7164-encoder.c
@@ -1031,7 +1031,7 @@ int saa7164_encoder_register(struct saa7164_port *port)
"(errno = %d), NO PCI configuration\n",
__func__, result);
result = -ENOMEM;
- goto failed;
+ goto fail_pci;
}

/* Establish encoder defaults here */
@@ -1085,7 +1085,7 @@ int saa7164_encoder_register(struct saa7164_port *port)
100000, ENCODER_DEF_BITRATE);
if (hdl->error) {
result = hdl->error;
- goto failed;
+ goto fail_hdl;
}

port->std = V4L2_STD_NTSC_M;
@@ -1103,7 +1103,7 @@ int saa7164_encoder_register(struct saa7164_port *port)
printk(KERN_INFO "%s: can't allocate mpeg device\n",
dev->name);
result = -ENOMEM;
- goto failed;
+ goto fail_hdl;
}

port->v4l_device->ctrl_handler = hdl;
@@ -1114,10 +1114,7 @@ int saa7164_encoder_register(struct saa7164_port *port)
if (result < 0) {
printk(KERN_INFO "%s: can't register mpeg device\n",
dev->name);
- /* TODO: We're going to leak here if we don't dealloc
- The buffers above. The unreg function can't deal wit it.
- */
- goto failed;
+ goto fail_reg;
}

printk(KERN_INFO "%s: registered device video%d [mpeg]\n",
@@ -1139,9 +1136,14 @@ int saa7164_encoder_register(struct saa7164_port *port)

saa7164_api_set_encoder(port);
saa7164_api_get_encoder(port);
+ return 0;

- result = 0;
-failed:
+fail_reg:
+ video_device_release(port->v4l_device);
+ port->v4l_device = NULL;
+fail_hdl:
+ v4l2_ctrl_handler_free(hdl);
+fail_pci:
return result;
}

diff --git a/drivers/media/platform/vivid/vivid-vid-out.c b/drivers/media/platform/vivid/vivid-vid-out.c
index ffe5531dfc81..7f6fa77e4775 100644
--- a/drivers/media/platform/vivid/vivid-vid-out.c
+++ b/drivers/media/platform/vivid/vivid-vid-out.c
@@ -1011,7 +1011,7 @@ int vivid_vid_out_s_fbuf(struct file *file, void *fh,
return -EINVAL;
}
dev->fbuf_out_flags &= ~(chroma_flags | alpha_flags);
- dev->fbuf_out_flags = a->flags & (chroma_flags | alpha_flags);
+ dev->fbuf_out_flags |= a->flags & (chroma_flags | alpha_flags);
return 0;
}

diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c
index 63165d324fff..7d3e50d94d86 100644
--- a/drivers/media/rc/ite-cir.c
+++ b/drivers/media/rc/ite-cir.c
@@ -292,8 +292,14 @@ static irqreturn_t ite_cir_isr(int irq, void *data)
/* read the interrupt flags */
iflags = dev->params.get_irq_causes(dev);

+ /* Check for RX overflow */
+ if (iflags & ITE_IRQ_RX_FIFO_OVERRUN) {
+ dev_warn(&dev->rdev->dev, "receive overflow\n");
+ ir_raw_event_reset(dev->rdev);
+ }
+
/* check for the receive interrupt */
- if (iflags & (ITE_IRQ_RX_FIFO | ITE_IRQ_RX_FIFO_OVERRUN)) {
+ if (iflags & ITE_IRQ_RX_FIFO) {
/* read the FIFO bytes */
rx_bytes =
dev->params.get_rx_bytes(dev, rx_buf,
diff --git a/drivers/media/tuners/m88rs6000t.c b/drivers/media/tuners/m88rs6000t.c
index 504bfbc4027a..f78caf3c2bbd 100644
--- a/drivers/media/tuners/m88rs6000t.c
+++ b/drivers/media/tuners/m88rs6000t.c
@@ -535,7 +535,7 @@ static int m88rs6000t_get_rf_strength(struct dvb_frontend *fe, u16 *strength)
PGA2_cri = PGA2_GC >> 2;
PGA2_crf = PGA2_GC & 0x03;

- for (i = 0; i <= RF_GC; i++)
+ for (i = 0; i <= RF_GC && i < ARRAY_SIZE(RFGS); i++)
RFG += RFGS[i];

if (RF_GC == 0)
@@ -547,12 +547,12 @@ static int m88rs6000t_get_rf_strength(struct dvb_frontend *fe, u16 *strength)
if (RF_GC == 3)
RFG += 100;

- for (i = 0; i <= IF_GC; i++)
+ for (i = 0; i <= IF_GC && i < ARRAY_SIZE(IFGS); i++)
IFG += IFGS[i];

TIAG = TIA_GC * TIA_GS;

- for (i = 0; i <= BB_GC; i++)
+ for (i = 0; i <= BB_GC && i < ARRAY_SIZE(BBGS); i++)
BBG += BBGS[i];

PGA2G = PGA2_cri * PGA2_cri_GS + PGA2_crf * PGA2_crf_GS;
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-init.c b/drivers/media/usb/dvb-usb/dvb-usb-init.c
index 97a89ef7e4c1..151212168c9f 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-init.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-init.c
@@ -82,11 +82,17 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs)
}
}

- if ((ret = dvb_usb_adapter_stream_init(adap)) ||
- (ret = dvb_usb_adapter_dvb_init(adap, adapter_nrs)) ||
- (ret = dvb_usb_adapter_frontend_init(adap))) {
+ ret = dvb_usb_adapter_stream_init(adap);
+ if (ret)
return ret;
- }
+
+ ret = dvb_usb_adapter_dvb_init(adap, adapter_nrs);
+ if (ret)
+ goto dvb_init_err;
+
+ ret = dvb_usb_adapter_frontend_init(adap);
+ if (ret)
+ goto frontend_init_err;

/* use exclusive FE lock if there is multiple shared FEs */
if (adap->fe_adap[1].fe)
@@ -106,6 +112,12 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs)
}

return 0;
+
+frontend_init_err:
+ dvb_usb_adapter_dvb_exit(adap);
+dvb_init_err:
+ dvb_usb_adapter_stream_exit(adap);
+ return ret;
}

static int dvb_usb_adapter_exit(struct dvb_usb_device *d)
diff --git a/drivers/media/usb/dvb-usb/dvb-usb.h b/drivers/media/usb/dvb-usb/dvb-usb.h
index ce4c4e3b58bb..dd80b737d4da 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb.h
+++ b/drivers/media/usb/dvb-usb/dvb-usb.h
@@ -466,7 +466,8 @@ extern int dvb_usb_generic_rw(struct dvb_usb_device *, u8 *, u16, u8 *, u16,int)
extern int dvb_usb_generic_write(struct dvb_usb_device *, u8 *, u16);

/* commonly used remote control parsing */
-extern int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *, u8[], u32 *, int *);
+int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *d, u8 keybuf[5],
+ u32 *event, int *state);

/* commonly used firmware download types and function */
struct hexline {
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index 5502a0fb94fd..a19c89009bf3 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -1757,6 +1757,7 @@ ret:
return result;

out_free:
+ em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
kfree(dvb);
dev->dvb = NULL;
goto ret;
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c
index 17b7b02330c9..a4f64bdb8017 100644
--- a/drivers/media/usb/gspca/gspca.c
+++ b/drivers/media/usb/gspca/gspca.c
@@ -2131,6 +2131,8 @@ out:
#endif
v4l2_ctrl_handler_free(gspca_dev->vdev.ctrl_handler);
v4l2_device_unregister(&gspca_dev->v4l2_dev);
+ if (sd_desc->probe_error)
+ sd_desc->probe_error(gspca_dev);
kfree(gspca_dev->usb_buf);
kfree(gspca_dev);
return ret;
diff --git a/drivers/media/usb/gspca/gspca.h b/drivers/media/usb/gspca/gspca.h
index d39adf90303b..bec8fccc2c94 100644
--- a/drivers/media/usb/gspca/gspca.h
+++ b/drivers/media/usb/gspca/gspca.h
@@ -101,6 +101,7 @@ struct sd_desc {
cam_cf_op config; /* called on probe */
cam_op init; /* called on probe and resume */
cam_op init_controls; /* called on probe */
+ cam_v_op probe_error; /* called if probe failed, do cleanup here */
cam_op start; /* called on stream on after URBs creation */
cam_pkt_op pkt_scan;
/* optional operations */
diff --git a/drivers/media/usb/gspca/sq905.c b/drivers/media/usb/gspca/sq905.c
index a7ae0ec9fa91..03322d2b2e82 100644
--- a/drivers/media/usb/gspca/sq905.c
+++ b/drivers/media/usb/gspca/sq905.c
@@ -172,7 +172,7 @@ static int
sq905_read_data(struct gspca_dev *gspca_dev, u8 *data, int size, int need_lock)
{
int ret;
- int act_len;
+ int act_len = 0;

gspca_dev->usb_buf[0] = '\0';
if (need_lock)
diff --git a/drivers/media/usb/gspca/stv06xx/stv06xx.c b/drivers/media/usb/gspca/stv06xx/stv06xx.c
index 7d255529ed4c..40d4c99debb8 100644
--- a/drivers/media/usb/gspca/stv06xx/stv06xx.c
+++ b/drivers/media/usb/gspca/stv06xx/stv06xx.c
@@ -541,12 +541,21 @@ static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
static int stv06xx_config(struct gspca_dev *gspca_dev,
const struct usb_device_id *id);

+static void stv06xx_probe_error(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *)gspca_dev;
+
+ kfree(sd->sensor_priv);
+ sd->sensor_priv = NULL;
+}
+
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
.config = stv06xx_config,
.init = stv06xx_init,
.init_controls = stv06xx_init_controls,
+ .probe_error = stv06xx_probe_error,
.start = stv06xx_start,
.stopN = stv06xx_stopN,
.pkt_scan = stv06xx_pkt_scan,
diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
index af187c91fc33..f6d06d894538 100644
--- a/drivers/memory/omap-gpmc.c
+++ b/drivers/memory/omap-gpmc.c
@@ -1005,8 +1005,8 @@ EXPORT_SYMBOL(gpmc_cs_request);

void gpmc_cs_free(int cs)
{
- struct gpmc_cs_data *gpmc = &gpmc_cs[cs];
- struct resource *res = &gpmc->mem;
+ struct gpmc_cs_data *gpmc;
+ struct resource *res;

spin_lock(&gpmc_mem_lock);
if (cs >= gpmc_cs_num || cs < 0 || !gpmc_cs_reserved(cs)) {
@@ -1015,6 +1015,9 @@ void gpmc_cs_free(int cs)
spin_unlock(&gpmc_mem_lock);
return;
}
+ gpmc = &gpmc_cs[cs];
+ res = &gpmc->mem;
+
gpmc_cs_disable_mem(cs);
if (res->flags)
release_resource(res);
diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index fc8cb855c6e6..e4249ce2c42f 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -105,19 +105,19 @@
#include <linux/module.h>
#include <asm/sections.h>

-#define v1printk(a...) do { \
- if (verbose) \
- printk(KERN_INFO a); \
- } while (0)
-#define v2printk(a...) do { \
- if (verbose > 1) \
- printk(KERN_INFO a); \
- touch_nmi_watchdog(); \
- } while (0)
-#define eprintk(a...) do { \
- printk(KERN_ERR a); \
- WARN_ON(1); \
- } while (0)
+#define v1printk(a...) do { \
+ if (verbose) \
+ printk(KERN_INFO a); \
+} while (0)
+#define v2printk(a...) do { \
+ if (verbose > 1) \
+ printk(KERN_INFO a); \
+ touch_nmi_watchdog(); \
+} while (0)
+#define eprintk(a...) do { \
+ printk(KERN_ERR a); \
+ WARN_ON(1); \
+} while (0)
#define MAX_CONFIG_LEN 40

static struct kgdb_io kgdbts_io_ops;
diff --git a/drivers/misc/lis3lv02d/lis3lv02d.c b/drivers/misc/lis3lv02d/lis3lv02d.c
index fb8705fc3aca..205dc5d40ce6 100644
--- a/drivers/misc/lis3lv02d/lis3lv02d.c
+++ b/drivers/misc/lis3lv02d/lis3lv02d.c
@@ -220,7 +220,7 @@ static int lis3_3dc_rates[16] = {0, 1, 10, 25, 50, 100, 200, 400, 1600, 5000};
static int lis3_3dlh_rates[4] = {50, 100, 400, 1000};

/* ODR is Output Data Rate */
-static int lis3lv02d_get_odr(struct lis3lv02d *lis3)
+static int lis3lv02d_get_odr_index(struct lis3lv02d *lis3)
{
u8 ctrl;
int shift;
@@ -228,15 +228,23 @@ static int lis3lv02d_get_odr(struct lis3lv02d *lis3)
lis3->read(lis3, CTRL_REG1, &ctrl);
ctrl &= lis3->odr_mask;
shift = ffs(lis3->odr_mask) - 1;
- return lis3->odrs[(ctrl >> shift)];
+ return (ctrl >> shift);
}

static int lis3lv02d_get_pwron_wait(struct lis3lv02d *lis3)
{
- int div = lis3lv02d_get_odr(lis3);
+ int odr_idx = lis3lv02d_get_odr_index(lis3);
+ int div = lis3->odrs[odr_idx];

- if (WARN_ONCE(div == 0, "device returned spurious data"))
+ if (div == 0) {
+ if (odr_idx == 0) {
+ /* Power-down mode, not sampling no need to sleep */
+ return 0;
+ }
+
+ dev_err(&lis3->pdev->dev, "Error unknown odrs-index: %d\n", odr_idx);
return -ENXIO;
+ }

/* LIS3 power on delay is quite long */
msleep(lis3->pwron_delay / div);
@@ -819,9 +827,12 @@ static ssize_t lis3lv02d_rate_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct lis3lv02d *lis3 = dev_get_drvdata(dev);
+ int odr_idx;

lis3lv02d_sysfs_poweron(lis3);
- return sprintf(buf, "%d\n", lis3lv02d_get_odr(lis3));
+
+ odr_idx = lis3lv02d_get_odr_index(lis3);
+ return sprintf(buf, "%d\n", lis3->odrs[odr_idx]);
}

static ssize_t lis3lv02d_rate_set(struct device *dev,
diff --git a/drivers/misc/vmw_vmci/vmci_doorbell.c b/drivers/misc/vmw_vmci/vmci_doorbell.c
index 305a3449e946..c372f6a59bf7 100644
--- a/drivers/misc/vmw_vmci/vmci_doorbell.c
+++ b/drivers/misc/vmw_vmci/vmci_doorbell.c
@@ -334,7 +334,7 @@ int vmci_dbell_host_context_notify(u32 src_cid, struct vmci_handle handle)
bool vmci_dbell_register_notification_bitmap(u32 bitmap_ppn)
{
int result;
- struct vmci_notify_bm_set_msg bitmap_set_msg;
+ struct vmci_notify_bm_set_msg bitmap_set_msg = { };

bitmap_set_msg.hdr.dst = vmci_make_handle(VMCI_HYPERVISOR_CONTEXT_ID,
VMCI_SET_NOTIFY_BITMAP);
diff --git a/drivers/misc/vmw_vmci/vmci_guest.c b/drivers/misc/vmw_vmci/vmci_guest.c
index 189b32519748..9ac3659a5537 100644
--- a/drivers/misc/vmw_vmci/vmci_guest.c
+++ b/drivers/misc/vmw_vmci/vmci_guest.c
@@ -172,7 +172,7 @@ static int vmci_check_host_caps(struct pci_dev *pdev)
VMCI_UTIL_NUM_RESOURCES * sizeof(u32);
struct vmci_datagram *check_msg;

- check_msg = kmalloc(msg_size, GFP_KERNEL);
+ check_msg = kzalloc(msg_size, GFP_KERNEL);
if (!check_msg) {
dev_err(&pdev->dev, "%s: Insufficient memory\n", __func__);
return -ENOMEM;
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index df074f8c7cb7..a101f1dac7b0 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1593,7 +1593,7 @@ int mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage, u32 ocr)

err = mmc_wait_for_cmd(host, &cmd, 0);
if (err)
- return err;
+ goto power_cycle;

if (!mmc_host_is_spi(host) && (cmd.resp[0] & R1_ERROR))
return -EIO;
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index ed9af65e583e..824a1bdec394 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -138,6 +138,9 @@ static int mmc_decode_csd(struct mmc_card *card)
csd->erase_size = UNSTUFF_BITS(resp, 39, 7) + 1;
csd->erase_size <<= csd->write_blkbits - 9;
}
+
+ if (UNSTUFF_BITS(resp, 13, 1))
+ mmc_card_set_readonly(card);
break;
case 1:
/*
@@ -172,6 +175,9 @@ static int mmc_decode_csd(struct mmc_card *card)
csd->write_blkbits = 9;
csd->write_partial = 0;
csd->erase_size = 1;
+
+ if (UNSTUFF_BITS(resp, 13, 1))
+ mmc_card_set_readonly(card);
break;
default:
pr_err("%s: unrecognised CSD structure version %d\n",
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index ce87d9506f6a..0a2832782807 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -616,16 +616,12 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, u_long arg)
case MEMGETINFO:
case MEMREADOOB:
case MEMREADOOB64:
- case MEMLOCK:
- case MEMUNLOCK:
case MEMISLOCKED:
case MEMGETOOBSEL:
case MEMGETBADBLOCK:
- case MEMSETBADBLOCK:
case OTPSELECT:
case OTPGETREGIONCOUNT:
case OTPGETREGIONINFO:
- case OTPLOCK:
case ECCGETLAYOUT:
case ECCGETSTATS:
case MTDFILEMODE:
@@ -636,9 +632,13 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, u_long arg)
/* "dangerous" commands */
case MEMERASE:
case MEMERASE64:
+ case MEMLOCK:
+ case MEMUNLOCK:
+ case MEMSETBADBLOCK:
case MEMWRITEOOB:
case MEMWRITEOOB64:
case MEMWRITE:
+ case OTPLOCK:
if (!(file->f_mode & FMODE_WRITE))
return -EPERM;
break;
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index 912ee28ab58b..5da49e8b533b 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -528,7 +528,7 @@ static void nicvf_rcv_queue_config(struct nicvf *nic, struct queue_set *qs,
mbx.rq.msg = NIC_MBOX_MSG_RQ_CFG;
mbx.rq.qs_num = qs->vnic_id;
mbx.rq.rq_num = qidx;
- mbx.rq.cfg = (rq->caching << 26) | (rq->cq_qs << 19) |
+ mbx.rq.cfg = ((u64)rq->caching << 26) | (rq->cq_qs << 19) |
(rq->cq_idx << 16) | (rq->cont_rbdr_qs << 9) |
(rq->cont_qs_rbdr_idx << 8) |
(rq->start_rbdr_qs << 1) | (rq->start_qs_rbdr_idx);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
index 54d5e53e94af..ca3def824d4b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
@@ -2263,7 +2263,7 @@ do { \
seq_printf(seq, "%-12s", s); \
for (i = 0; i < n; ++i) \
seq_printf(seq, " %16" fmt_spec, v); \
- seq_putc(seq, '\n'); \
+ seq_putc(seq, '\n'); \
} while (0)
#define S(s, v) S3("s", s, v)
#define T3(fmt_spec, s, v) S3(fmt_spec, s, tx[i].v)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
index ee5a7c05a0e6..f1eb9f99076a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
@@ -361,6 +361,8 @@ static int ipq806x_gmac_probe(struct platform_device *pdev)
plat_dat->bsp_priv = gmac;
plat_dat->fix_mac_speed = ipq806x_gmac_fix_mac_speed;
plat_dat->multicast_filter_bins = 0;
+ plat_dat->tx_fifo_size = 8192;
+ plat_dat->rx_fifo_size = 8192;

return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
}
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index e4c4747bdf32..e11f436b0726 100644
--- a/drivers/net/ethernet/ti/davinci_emac.c
+++ b/drivers/net/ethernet/ti/davinci_emac.c
@@ -183,11 +183,11 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
/* EMAC mac_status register */
#define EMAC_MACSTATUS_TXERRCODE_MASK (0xF00000)
#define EMAC_MACSTATUS_TXERRCODE_SHIFT (20)
-#define EMAC_MACSTATUS_TXERRCH_MASK (0x7)
+#define EMAC_MACSTATUS_TXERRCH_MASK (0x70000)
#define EMAC_MACSTATUS_TXERRCH_SHIFT (16)
#define EMAC_MACSTATUS_RXERRCODE_MASK (0xF000)
#define EMAC_MACSTATUS_RXERRCODE_SHIFT (12)
-#define EMAC_MACSTATUS_RXERRCH_MASK (0x7)
+#define EMAC_MACSTATUS_RXERRCH_MASK (0x700)
#define EMAC_MACSTATUS_RXERRCH_SHIFT (8)

/* EMAC RX register masks */
diff --git a/drivers/net/fddi/Kconfig b/drivers/net/fddi/Kconfig
index 3a424c864f4d..ecebeeb9b2a0 100644
--- a/drivers/net/fddi/Kconfig
+++ b/drivers/net/fddi/Kconfig
@@ -28,17 +28,20 @@ config DEFXX

config DEFXX_MMIO
bool
- prompt "Use MMIO instead of PIO" if PCI || EISA
+ prompt "Use MMIO instead of IOP" if PCI || EISA
depends on DEFXX
- default n if PCI || EISA
+ default n if EISA
default y
---help---
This instructs the driver to use EISA or PCI memory-mapped I/O
- (MMIO) as appropriate instead of programmed I/O ports (PIO).
+ (MMIO) as appropriate instead of programmed I/O ports (IOP).
Enabling this gives an improvement in processing time in parts
- of the driver, but it may cause problems with EISA (DEFEA)
- adapters. TURBOchannel does not have the concept of I/O ports,
- so MMIO is always used for these (DEFTA) adapters.
+ of the driver, but it requires a memory window to be configured
+ for EISA (DEFEA) adapters that may not always be available.
+ Conversely some PCIe host bridges do not support IOP, so MMIO
+ may be required to access PCI (DEFPA) adapters on downstream PCI
+ buses with some systems. TURBOchannel does not have the concept
+ of I/O ports, so MMIO is always used for these (DEFTA) adapters.

If unsure, say N.

diff --git a/drivers/net/fddi/defxx.c b/drivers/net/fddi/defxx.c
index 7f975a2c8990..ebba57988f0a 100644
--- a/drivers/net/fddi/defxx.c
+++ b/drivers/net/fddi/defxx.c
@@ -495,6 +495,25 @@ static const struct net_device_ops dfx_netdev_ops = {
.ndo_set_mac_address = dfx_ctl_set_mac_address,
};

+static void dfx_register_res_alloc_err(const char *print_name, bool mmio,
+ bool eisa)
+{
+ pr_err("%s: Cannot use %s, no address set, aborting\n",
+ print_name, mmio ? "MMIO" : "I/O");
+ pr_err("%s: Recompile driver with \"CONFIG_DEFXX_MMIO=%c\"\n",
+ print_name, mmio ? 'n' : 'y');
+ if (eisa && mmio)
+ pr_err("%s: Or run ECU and set adapter's MMIO location\n",
+ print_name);
+}
+
+static void dfx_register_res_err(const char *print_name, bool mmio,
+ unsigned long start, unsigned long len)
+{
+ pr_err("%s: Cannot reserve %s resource 0x%lx @ 0x%lx, aborting\n",
+ print_name, mmio ? "MMIO" : "I/O", len, start);
+}
+
/*
* ================
* = dfx_register =
@@ -568,15 +587,12 @@ static int dfx_register(struct device *bdev)
dev_set_drvdata(bdev, dev);

dfx_get_bars(bdev, bar_start, bar_len);
- if (dfx_bus_eisa && dfx_use_mmio && bar_start[0] == 0) {
- pr_err("%s: Cannot use MMIO, no address set, aborting\n",
- print_name);
- pr_err("%s: Run ECU and set adapter's MMIO location\n",
- print_name);
- pr_err("%s: Or recompile driver with \"CONFIG_DEFXX_MMIO=n\""
- "\n", print_name);
+ if (bar_len[0] == 0 ||
+ (dfx_bus_eisa && dfx_use_mmio && bar_start[0] == 0)) {
+ dfx_register_res_alloc_err(print_name, dfx_use_mmio,
+ dfx_bus_eisa);
err = -ENXIO;
- goto err_out;
+ goto err_out_disable;
}

if (dfx_use_mmio)
@@ -585,18 +601,16 @@ static int dfx_register(struct device *bdev)
else
region = request_region(bar_start[0], bar_len[0], print_name);
if (!region) {
- pr_err("%s: Cannot reserve %s resource 0x%lx @ 0x%lx, "
- "aborting\n", dfx_use_mmio ? "MMIO" : "I/O", print_name,
- (long)bar_len[0], (long)bar_start[0]);
+ dfx_register_res_err(print_name, dfx_use_mmio,
+ bar_start[0], bar_len[0]);
err = -EBUSY;
goto err_out_disable;
}
if (bar_start[1] != 0) {
region = request_region(bar_start[1], bar_len[1], print_name);
if (!region) {
- pr_err("%s: Cannot reserve I/O resource "
- "0x%lx @ 0x%lx, aborting\n", print_name,
- (long)bar_len[1], (long)bar_start[1]);
+ dfx_register_res_err(print_name, 0,
+ bar_start[1], bar_len[1]);
err = -EBUSY;
goto err_out_csr_region;
}
@@ -604,9 +618,8 @@ static int dfx_register(struct device *bdev)
if (bar_start[2] != 0) {
region = request_region(bar_start[2], bar_len[2], print_name);
if (!region) {
- pr_err("%s: Cannot reserve I/O resource "
- "0x%lx @ 0x%lx, aborting\n", print_name,
- (long)bar_len[2], (long)bar_start[2]);
+ dfx_register_res_err(print_name, 0,
+ bar_start[2], bar_len[2]);
err = -EBUSY;
goto err_out_bh_region;
}
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 2dcc8a039d42..53cef8cd1aad 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -307,12 +307,12 @@ static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
int ret;

if (2 == size) {
- u16 buf;
+ u16 buf = 0;
ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0);
le16_to_cpus(&buf);
*((u16 *)data) = buf;
} else if (4 == size) {
- u32 buf;
+ u32 buf = 0;
ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0);
le32_to_cpus(&buf);
*((u32 *)data) = buf;
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index 666bbacb8cb4..24daa1d0e9c5 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -56,6 +56,8 @@ struct lapbethdev {
struct list_head node;
struct net_device *ethdev; /* link to ethernet device */
struct net_device *axdev; /* lapbeth device (lapb#) */
+ bool up;
+ spinlock_t up_lock; /* Protects "up" */
};

static LIST_HEAD(lapbeth_devices);
@@ -103,8 +105,9 @@ static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
rcu_read_lock();
lapbeth = lapbeth_get_x25_dev(dev);
if (!lapbeth)
- goto drop_unlock;
- if (!netif_running(lapbeth->axdev))
+ goto drop_unlock_rcu;
+ spin_lock_bh(&lapbeth->up_lock);
+ if (!lapbeth->up)
goto drop_unlock;

len = skb->data[0] + skb->data[1] * 256;
@@ -119,11 +122,14 @@ static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
goto drop_unlock;
}
out:
+ spin_unlock_bh(&lapbeth->up_lock);
rcu_read_unlock();
return 0;
drop_unlock:
kfree_skb(skb);
goto out;
+drop_unlock_rcu:
+ rcu_read_unlock();
drop:
kfree_skb(skb);
return 0;
@@ -151,13 +157,11 @@ static int lapbeth_data_indication(struct net_device *dev, struct sk_buff *skb)
static netdev_tx_t lapbeth_xmit(struct sk_buff *skb,
struct net_device *dev)
{
+ struct lapbethdev *lapbeth = netdev_priv(dev);
int err;

- /*
- * Just to be *really* sure not to send anything if the interface
- * is down, the ethernet device may have gone.
- */
- if (!netif_running(dev))
+ spin_lock_bh(&lapbeth->up_lock);
+ if (!lapbeth->up)
goto drop;

/* There should be a pseudo header of 1 byte added by upper layers.
@@ -188,6 +192,7 @@ static netdev_tx_t lapbeth_xmit(struct sk_buff *skb,
goto drop;
}
out:
+ spin_unlock_bh(&lapbeth->up_lock);
return NETDEV_TX_OK;
drop:
kfree_skb(skb);
@@ -279,6 +284,7 @@ static const struct lapb_register_struct lapbeth_callbacks = {
*/
static int lapbeth_open(struct net_device *dev)
{
+ struct lapbethdev *lapbeth = netdev_priv(dev);
int err;

if ((err = lapb_register(dev, &lapbeth_callbacks)) != LAPB_OK) {
@@ -286,13 +292,22 @@ static int lapbeth_open(struct net_device *dev)
return -ENODEV;
}

+ spin_lock_bh(&lapbeth->up_lock);
+ lapbeth->up = true;
+ spin_unlock_bh(&lapbeth->up_lock);
+
return 0;
}

static int lapbeth_close(struct net_device *dev)
{
+ struct lapbethdev *lapbeth = netdev_priv(dev);
int err;

+ spin_lock_bh(&lapbeth->up_lock);
+ lapbeth->up = false;
+ spin_unlock_bh(&lapbeth->up_lock);
+
if ((err = lapb_unregister(dev)) != LAPB_OK)
pr_err("lapb_unregister error: %d\n", err);

@@ -350,6 +365,9 @@ static int lapbeth_new_device(struct net_device *dev)
dev_hold(dev);
lapbeth->ethdev = dev;

+ lapbeth->up = false;
+ spin_lock_init(&lapbeth->up_lock);
+
rc = -EIO;
if (register_netdevice(ndev))
goto fail;
diff --git a/drivers/net/wimax/i2400m/op-rfkill.c b/drivers/net/wimax/i2400m/op-rfkill.c
index dc6fe93ce71f..e8473047b2d1 100644
--- a/drivers/net/wimax/i2400m/op-rfkill.c
+++ b/drivers/net/wimax/i2400m/op-rfkill.c
@@ -101,7 +101,7 @@ int i2400m_op_rfkill_sw_toggle(struct wimax_dev *wimax_dev,
if (cmd == NULL)
goto error_alloc;
cmd->hdr.type = cpu_to_le16(I2400M_MT_CMD_RF_CONTROL);
- cmd->hdr.length = sizeof(cmd->sw_rf);
+ cmd->hdr.length = cpu_to_le16(sizeof(cmd->sw_rf));
cmd->hdr.version = cpu_to_le16(I2400M_L3L4_VERSION);
cmd->sw_rf.hdr.type = cpu_to_le16(I2400M_TLV_RF_OPERATION);
cmd->sw_rf.hdr.length = cpu_to_le16(sizeof(cmd->sw_rf.status));
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 3932e3d14f3d..379e843fbe0d 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -246,7 +246,7 @@ static unsigned int ath9k_regread(void *hw_priv, u32 reg_offset)
if (unlikely(r)) {
ath_dbg(common, WMI, "REGISTER READ FAILED: (0x%04x, %d)\n",
reg_offset, r);
- return -EIO;
+ return -1;
}

return be32_to_cpu(val);
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index d50e2e8bd998..25c3e5d3fe62 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -285,7 +285,7 @@ static bool ath9k_hw_read_revisions(struct ath_hw *ah)

srev = REG_READ(ah, AR_SREV);

- if (srev == -EIO) {
+ if (srev == -1) {
ath_err(ath9k_hw_common(ah),
"Failed to read SREV register");
return false;
diff --git a/drivers/net/wireless/ipw2x00/libipw_wx.c b/drivers/net/wireless/ipw2x00/libipw_wx.c
index dd29f46d086b..028b37ba9425 100644
--- a/drivers/net/wireless/ipw2x00/libipw_wx.c
+++ b/drivers/net/wireless/ipw2x00/libipw_wx.c
@@ -649,8 +649,10 @@ int libipw_wx_set_encodeext(struct libipw_device *ieee,
}

if (ext->alg != IW_ENCODE_ALG_NONE) {
- memcpy(sec.keys[idx], ext->key, ext->key_len);
- sec.key_sizes[idx] = ext->key_len;
+ int key_len = clamp_val(ext->key_len, 0, SCM_KEY_LEN);
+
+ memcpy(sec.keys[idx], ext->key, key_len);
+ sec.key_sizes[idx] = key_len;
sec.flags |= (1 << idx);
if (ext->alg == IW_ENCODE_ALG_WEP) {
sec.encode_alg[idx] = SEC_ALG_WEP;
diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c
index 7584796131fa..b020bd6adaf2 100644
--- a/drivers/net/wireless/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/tx.c
@@ -1341,6 +1341,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans,
u32 cmd_pos;
const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD];
u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD];
+ unsigned long flags2;

if (WARN(!trans_pcie->wide_cmd_header &&
group_id > IWL_ALWAYS_LONG_GROUP,
@@ -1423,10 +1424,10 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans,
goto free_dup_buf;
}

- spin_lock_bh(&txq->lock);
+ spin_lock_irqsave(&txq->lock, flags2);

if (iwl_queue_space(q) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) {
- spin_unlock_bh(&txq->lock);
+ spin_unlock_irqrestore(&txq->lock, flags2);

IWL_ERR(trans, "No space in command queue\n");
iwl_op_mode_cmd_queue_full(trans->op_mode);
@@ -1588,7 +1589,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans,
spin_unlock_irqrestore(&trans_pcie->reg_lock, flags);

out:
- spin_unlock_bh(&txq->lock);
+ spin_unlock_irqrestore(&txq->lock, flags2);
free_dup_buf:
if (idx < 0)
kfree(dup_buf);
diff --git a/drivers/net/wireless/mediatek/mt7601u/eeprom.c b/drivers/net/wireless/mediatek/mt7601u/eeprom.c
index 8d8ee0344f7b..7b917c4613ad 100644
--- a/drivers/net/wireless/mediatek/mt7601u/eeprom.c
+++ b/drivers/net/wireless/mediatek/mt7601u/eeprom.c
@@ -106,7 +106,7 @@ mt7601u_has_tssi(struct mt7601u_dev *dev, u8 *eeprom)
{
u16 nic_conf1 = get_unaligned_le16(eeprom + MT_EE_NIC_CONF_1);

- return ~nic_conf1 && (nic_conf1 & MT_EE_NIC_CONF_1_TX_ALC_EN);
+ return (u16)~nic_conf1 && (nic_conf1 & MT_EE_NIC_CONF_1_TX_ALC_EN);
}

static void
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 088429d0a634..d448480b8406 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -1459,6 +1459,7 @@ static int mwl8k_txq_init(struct ieee80211_hw *hw, int index)
txq->skb = kcalloc(MWL8K_TX_DESCS, sizeof(*txq->skb), GFP_KERNEL);
if (txq->skb == NULL) {
pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma);
+ txq->txd = NULL;
return -ENOMEM;
}

diff --git a/drivers/net/wireless/wl3501.h b/drivers/net/wireless/wl3501.h
index 3fbfd19818f1..ca2021bcac14 100644
--- a/drivers/net/wireless/wl3501.h
+++ b/drivers/net/wireless/wl3501.h
@@ -378,16 +378,7 @@ struct wl3501_get_confirm {
u8 mib_value[100];
};

-struct wl3501_join_req {
- u16 next_blk;
- u8 sig_id;
- u8 reserved;
- struct iw_mgmt_data_rset operational_rset;
- u16 reserved2;
- u16 timeout;
- u16 probe_delay;
- u8 timestamp[8];
- u8 local_time[8];
+struct wl3501_req {
u16 beacon_period;
u16 dtim_period;
u16 cap_info;
@@ -400,6 +391,19 @@ struct wl3501_join_req {
struct iw_mgmt_data_rset bss_basic_rset;
};

+struct wl3501_join_req {
+ u16 next_blk;
+ u8 sig_id;
+ u8 reserved;
+ struct iw_mgmt_data_rset operational_rset;
+ u16 reserved2;
+ u16 timeout;
+ u16 probe_delay;
+ u8 timestamp[8];
+ u8 local_time[8];
+ struct wl3501_req req;
+};
+
struct wl3501_join_confirm {
u16 next_blk;
u8 sig_id;
@@ -442,16 +446,7 @@ struct wl3501_scan_confirm {
u16 status;
char timestamp[8];
char localtime[8];
- u16 beacon_period;
- u16 dtim_period;
- u16 cap_info;
- u8 bss_type;
- u8 bssid[ETH_ALEN];
- struct iw_mgmt_essid_pset ssid;
- struct iw_mgmt_ds_pset ds_pset;
- struct iw_mgmt_cf_pset cf_pset;
- struct iw_mgmt_ibss_pset ibss_pset;
- struct iw_mgmt_data_rset bss_basic_rset;
+ struct wl3501_req req;
u8 rssi;
};

@@ -470,8 +465,10 @@ struct wl3501_md_req {
u16 size;
u8 pri;
u8 service_class;
- u8 daddr[ETH_ALEN];
- u8 saddr[ETH_ALEN];
+ struct {
+ u8 daddr[ETH_ALEN];
+ u8 saddr[ETH_ALEN];
+ } addr;
};

struct wl3501_md_ind {
@@ -483,8 +480,10 @@ struct wl3501_md_ind {
u8 reception;
u8 pri;
u8 service_class;
- u8 daddr[ETH_ALEN];
- u8 saddr[ETH_ALEN];
+ struct {
+ u8 daddr[ETH_ALEN];
+ u8 saddr[ETH_ALEN];
+ } addr;
};

struct wl3501_md_confirm {
diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index d5c371d77ddf..f91f7bd90b85 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -457,6 +457,7 @@ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len)
struct wl3501_md_req sig = {
.sig_id = WL3501_SIG_MD_REQ,
};
+ size_t sig_addr_len = sizeof(sig.addr);
u8 *pdata = (char *)data;
int rc = -EIO;

@@ -472,9 +473,9 @@ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len)
goto out;
}
rc = 0;
- memcpy(&sig.daddr[0], pdata, 12);
- pktlen = len - 12;
- pdata += 12;
+ memcpy(&sig.addr, pdata, sig_addr_len);
+ pktlen = len - sig_addr_len;
+ pdata += sig_addr_len;
sig.data = bf;
if (((*pdata) * 256 + (*(pdata + 1))) > 1500) {
u8 addr4[ETH_ALEN] = {
@@ -577,7 +578,7 @@ static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas)
struct wl3501_join_req sig = {
.sig_id = WL3501_SIG_JOIN_REQ,
.timeout = 10,
- .ds_pset = {
+ .req.ds_pset = {
.el = {
.id = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET,
.len = 1,
@@ -586,7 +587,7 @@ static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas)
},
};

- memcpy(&sig.beacon_period, &this->bss_set[stas].beacon_period, 72);
+ memcpy(&sig.req, &this->bss_set[stas].req, sizeof(sig.req));
return wl3501_esbq_exec(this, &sig, sizeof(sig));
}

@@ -654,35 +655,37 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr)
if (sig.status == WL3501_STATUS_SUCCESS) {
pr_debug("success");
if ((this->net_type == IW_MODE_INFRA &&
- (sig.cap_info & WL3501_MGMT_CAPABILITY_ESS)) ||
+ (sig.req.cap_info & WL3501_MGMT_CAPABILITY_ESS)) ||
(this->net_type == IW_MODE_ADHOC &&
- (sig.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) ||
+ (sig.req.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) ||
this->net_type == IW_MODE_AUTO) {
if (!this->essid.el.len)
matchflag = 1;
else if (this->essid.el.len == 3 &&
!memcmp(this->essid.essid, "ANY", 3))
matchflag = 1;
- else if (this->essid.el.len != sig.ssid.el.len)
+ else if (this->essid.el.len != sig.req.ssid.el.len)
matchflag = 0;
- else if (memcmp(this->essid.essid, sig.ssid.essid,
+ else if (memcmp(this->essid.essid, sig.req.ssid.essid,
this->essid.el.len))
matchflag = 0;
else
matchflag = 1;
if (matchflag) {
for (i = 0; i < this->bss_cnt; i++) {
- if (ether_addr_equal_unaligned(this->bss_set[i].bssid, sig.bssid)) {
+ if (ether_addr_equal_unaligned(this->bss_set[i].req.bssid,
+ sig.req.bssid)) {
matchflag = 0;
break;
}
}
}
if (matchflag && (i < 20)) {
- memcpy(&this->bss_set[i].beacon_period,
- &sig.beacon_period, 73);
+ memcpy(&this->bss_set[i].req,
+ &sig.req, sizeof(sig.req));
this->bss_cnt++;
this->rssi = sig.rssi;
+ this->bss_set[i].rssi = sig.rssi;
}
}
} else if (sig.status == WL3501_STATUS_TIMEOUT) {
@@ -874,19 +877,19 @@ static void wl3501_mgmt_join_confirm(struct net_device *dev, u16 addr)
if (this->join_sta_bss < this->bss_cnt) {
const int i = this->join_sta_bss;
memcpy(this->bssid,
- this->bss_set[i].bssid, ETH_ALEN);
- this->chan = this->bss_set[i].ds_pset.chan;
+ this->bss_set[i].req.bssid, ETH_ALEN);
+ this->chan = this->bss_set[i].req.ds_pset.chan;
iw_copy_mgmt_info_element(&this->keep_essid.el,
- &this->bss_set[i].ssid.el);
+ &this->bss_set[i].req.ssid.el);
wl3501_mgmt_auth(this);
}
} else {
const int i = this->join_sta_bss;

- memcpy(&this->bssid, &this->bss_set[i].bssid, ETH_ALEN);
- this->chan = this->bss_set[i].ds_pset.chan;
+ memcpy(&this->bssid, &this->bss_set[i].req.bssid, ETH_ALEN);
+ this->chan = this->bss_set[i].req.ds_pset.chan;
iw_copy_mgmt_info_element(&this->keep_essid.el,
- &this->bss_set[i].ssid.el);
+ &this->bss_set[i].req.ssid.el);
wl3501_online(dev);
}
} else {
@@ -968,7 +971,8 @@ static inline void wl3501_md_ind_interrupt(struct net_device *dev,
} else {
skb->dev = dev;
skb_reserve(skb, 2); /* IP headers on 16 bytes boundaries */
- skb_copy_to_linear_data(skb, (unsigned char *)&sig.daddr, 12);
+ skb_copy_to_linear_data(skb, (unsigned char *)&sig.addr,
+ sizeof(sig.addr));
wl3501_receive(this, skb->data, pkt_len);
skb_put(skb, pkt_len);
skb->protocol = eth_type_trans(skb, dev);
@@ -1564,30 +1568,30 @@ static int wl3501_get_scan(struct net_device *dev, struct iw_request_info *info,
for (i = 0; i < this->bss_cnt; ++i) {
iwe.cmd = SIOCGIWAP;
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
- memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].bssid, ETH_ALEN);
+ memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].req.bssid, ETH_ALEN);
current_ev = iwe_stream_add_event(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe, IW_EV_ADDR_LEN);
iwe.cmd = SIOCGIWESSID;
iwe.u.data.flags = 1;
- iwe.u.data.length = this->bss_set[i].ssid.el.len;
+ iwe.u.data.length = this->bss_set[i].req.ssid.el.len;
current_ev = iwe_stream_add_point(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe,
- this->bss_set[i].ssid.essid);
+ this->bss_set[i].req.ssid.essid);
iwe.cmd = SIOCGIWMODE;
- iwe.u.mode = this->bss_set[i].bss_type;
+ iwe.u.mode = this->bss_set[i].req.bss_type;
current_ev = iwe_stream_add_event(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe, IW_EV_UINT_LEN);
iwe.cmd = SIOCGIWFREQ;
- iwe.u.freq.m = this->bss_set[i].ds_pset.chan;
+ iwe.u.freq.m = this->bss_set[i].req.ds_pset.chan;
iwe.u.freq.e = 0;
current_ev = iwe_stream_add_event(info, current_ev,
extra + IW_SCAN_MAX_DATA,
&iwe, IW_EV_FREQ_LEN);
iwe.cmd = SIOCGIWENCODE;
- if (this->bss_set[i].cap_info & WL3501_MGMT_CAPABILITY_PRIVACY)
+ if (this->bss_set[i].req.cap_info & WL3501_MGMT_CAPABILITY_PRIVACY)
iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
else
iwe.u.data.flags = IW_ENCODE_DISABLED;
diff --git a/drivers/nfc/pn533.c b/drivers/nfc/pn533.c
index bb3d5ea9869c..001c12867e43 100644
--- a/drivers/nfc/pn533.c
+++ b/drivers/nfc/pn533.c
@@ -1250,6 +1250,9 @@ static bool pn533_target_type_a_is_valid(struct pn533_target_type_a *type_a,
if (PN533_TYPE_A_SEL_CASCADE(type_a->sel_res) != 0)
return false;

+ if (type_a->nfcid_len > NFC_NFCID1_MAXSIZE)
+ return false;
+
return true;
}

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 6727471ea5b4..d0f5c526c8e6 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -538,6 +538,7 @@ static void enable_slot(struct acpiphp_slot *slot)
slot->flags &= (~SLOT_ENABLED);
continue;
}
+ pci_dev_put(dev);
}
}

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index b7f65fc54dc2..22e8172f373d 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1328,20 +1328,10 @@ static int pci_enable_device_flags(struct pci_dev *dev, unsigned long flags)
int err;
int i, bars = 0;

- /*
- * Power state could be unknown at this point, either due to a fresh
- * boot or a device removal call. So get the current power state
- * so that things like MSI message writing will behave as expected
- * (e.g. if the device really is in D0 at enable time).
- */
- if (dev->pm_cap) {
- u16 pmcsr;
- pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &pmcsr);
- dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK);
- }
-
- if (atomic_inc_return(&dev->enable_cnt) > 1)
+ if (atomic_inc_return(&dev->enable_cnt) > 1) {
+ pci_update_current_state(dev, dev->current_state);
return 0; /* already enabled */
+ }

bridge = pci_upstream_bridge(dev);
if (bridge)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index becedabff141..63c62e2c8c0d 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1668,6 +1668,7 @@ static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn)
pci_set_of_node(dev);

if (pci_setup_device(dev)) {
+ pci_release_of_node(dev);
pci_bus_put(dev->bus);
kfree(dev);
return NULL;
diff --git a/drivers/phy/phy-twl4030-usb.c b/drivers/phy/phy-twl4030-usb.c
index f96065a81d1e..168780eb29aa 100644
--- a/drivers/phy/phy-twl4030-usb.c
+++ b/drivers/phy/phy-twl4030-usb.c
@@ -753,7 +753,7 @@ static int twl4030_usb_remove(struct platform_device *pdev)

usb_remove_phy(&twl->phy);
pm_runtime_get_sync(twl->dev);
- cancel_delayed_work(&twl->id_workaround_work);
+ cancel_delayed_work_sync(&twl->id_workaround_work);
device_remove_file(twl->dev, &dev_attr_vbus);

/* set transceiver mode to power on defaults */
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 9180b24ba60a..20c588af33d8 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -5766,6 +5766,7 @@ enum thermal_access_mode {
enum { /* TPACPI_THERMAL_TPEC_* */
TP_EC_THERMAL_TMP0 = 0x78, /* ACPI EC regs TMP 0..7 */
TP_EC_THERMAL_TMP8 = 0xC0, /* ACPI EC regs TMP 8..15 */
+ TP_EC_FUNCREV = 0xEF, /* ACPI EC Functional revision */
TP_EC_THERMAL_TMP_NA = -128, /* ACPI EC sensor not available */

TPACPI_THERMAL_SENSOR_NA = -128000, /* Sensor not available */
@@ -5964,7 +5965,7 @@ static const struct attribute_group thermal_temp_input8_group = {

static int __init thermal_init(struct ibm_init_struct *iibm)
{
- u8 t, ta1, ta2;
+ u8 t, ta1, ta2, ver = 0;
int i;
int acpi_tmp7;
int res;
@@ -5979,7 +5980,14 @@ static int __init thermal_init(struct ibm_init_struct *iibm)
* 0x78-0x7F, 0xC0-0xC7. Registers return 0x00 for
* non-implemented, thermal sensors return 0x80 when
* not available
+ * The above rule is unfortunately flawed. This has been seen with
+ * 0xC2 (power supply ID) causing thermal control problems.
+ * The EC version can be determined by offset 0xEF and at least for
+ * version 3 the Lenovo firmware team confirmed that registers 0xC0-0xC7
+ * are not thermal registers.
*/
+ if (!acpi_ec_read(TP_EC_FUNCREV, &ver))
+ pr_warn("Thinkpad ACPI EC unable to access EC version\n");

ta1 = ta2 = 0;
for (i = 0; i < 8; i++) {
@@ -5989,11 +5997,13 @@ static int __init thermal_init(struct ibm_init_struct *iibm)
ta1 = 0;
break;
}
- if (acpi_ec_read(TP_EC_THERMAL_TMP8 + i, &t)) {
- ta2 |= t;
- } else {
- ta1 = 0;
- break;
+ if (ver < 3) {
+ if (acpi_ec_read(TP_EC_THERMAL_TMP8 + i, &t)) {
+ ta2 |= t;
+ } else {
+ ta1 = 0;
+ break;
+ }
}
}
if (ta1 == 0) {
@@ -6009,9 +6019,12 @@ static int __init thermal_init(struct ibm_init_struct *iibm)
thermal_read_mode = TPACPI_THERMAL_NONE;
}
} else {
- thermal_read_mode =
- (ta2 != 0) ?
- TPACPI_THERMAL_TPEC_16 : TPACPI_THERMAL_TPEC_8;
+ if (ver >= 3)
+ thermal_read_mode = TPACPI_THERMAL_TPEC_8;
+ else
+ thermal_read_mode =
+ (ta2 != 0) ?
+ TPACPI_THERMAL_TPEC_16 : TPACPI_THERMAL_TPEC_8;
}
} else if (acpi_tmp7) {
if (tpacpi_is_ibm() &&
diff --git a/drivers/power/generic-adc-battery.c b/drivers/power/generic-adc-battery.c
index fedc5818fab7..86289f9da85a 100644
--- a/drivers/power/generic-adc-battery.c
+++ b/drivers/power/generic-adc-battery.c
@@ -379,7 +379,7 @@ static int gab_remove(struct platform_device *pdev)
}

kfree(adc_bat->psy_desc.properties);
- cancel_delayed_work(&adc_bat->bat_work);
+ cancel_delayed_work_sync(&adc_bat->bat_work);
return 0;
}

diff --git a/drivers/power/s3c_adc_battery.c b/drivers/power/s3c_adc_battery.c
index 0ffe5cd3abf6..06b412c43aa7 100644
--- a/drivers/power/s3c_adc_battery.c
+++ b/drivers/power/s3c_adc_battery.c
@@ -392,7 +392,7 @@ static int s3c_adc_bat_remove(struct platform_device *pdev)
gpio_free(pdata->gpio_charge_finished);
}

- cancel_delayed_work(&bat_work);
+ cancel_delayed_work_sync(&bat_work);

if (pdata->exit)
pdata->exit();
diff --git a/drivers/scsi/jazz_esp.c b/drivers/scsi/jazz_esp.c
index 9aaa74e349cc..65f0dbfc3a45 100644
--- a/drivers/scsi/jazz_esp.c
+++ b/drivers/scsi/jazz_esp.c
@@ -170,7 +170,9 @@ static int esp_jazz_probe(struct platform_device *dev)
if (!esp->command_block)
goto fail_unmap_regs;

- host->irq = platform_get_irq(dev, 0);
+ host->irq = err = platform_get_irq(dev, 0);
+ if (err < 0)
+ goto fail_unmap_command_block;
err = request_irq(host->irq, scsi_esp_intr, IRQF_SHARED, "ESP", esp);
if (err < 0)
goto fail_unmap_command_block;
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 867fc036d6ef..815d224b9ff8 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1754,7 +1754,7 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp,

if (mfs < FC_SP_MIN_MAX_PAYLOAD || mfs > FC_SP_MAX_MAX_PAYLOAD) {
FC_LPORT_DBG(lport, "FLOGI bad mfs:%hu response, "
- "lport->mfs:%hu\n", mfs, lport->mfs);
+ "lport->mfs:%u\n", mfs, lport->mfs);
fc_lport_error(lport, fp);
goto out;
}
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 6aa0698925da..1a44102b43c3 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -1604,8 +1604,6 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;

lpfc_issue_els_logo(vport, ndlp, 0);
- ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
- lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
return ndlp->nlp_state;
}

diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 97c0d79a2601..9055a8fce3d4 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -15049,7 +15049,6 @@ lpfc_sli4_seq_abort_rsp_cmpl(struct lpfc_hba *phba,
if (cmd_iocbq) {
ndlp = (struct lpfc_nodelist *)cmd_iocbq->context1;
lpfc_nlp_put(ndlp);
- lpfc_nlp_not_used(ndlp);
lpfc_sli_release_iocbq(phba, cmd_iocbq);
}

diff --git a/drivers/scsi/sni_53c710.c b/drivers/scsi/sni_53c710.c
index b0f5220ae23a..fad68cb028d6 100644
--- a/drivers/scsi/sni_53c710.c
+++ b/drivers/scsi/sni_53c710.c
@@ -71,6 +71,7 @@ static int snirm710_probe(struct platform_device *dev)
struct NCR_700_Host_Parameters *hostdata;
struct Scsi_Host *host;
struct resource *res;
+ int rc;

res = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (!res)
@@ -96,7 +97,9 @@ static int snirm710_probe(struct platform_device *dev)
goto out_kfree;
host->this_id = 7;
host->base = base;
- host->irq = platform_get_irq(dev, 0);
+ host->irq = rc = platform_get_irq(dev, 0);
+ if (rc < 0)
+ goto out_put_host;
if(request_irq(host->irq, NCR_700_intr, IRQF_SHARED, "snirm710", host)) {
printk(KERN_ERR "snirm710: request_irq failed!\n");
goto out_put_host;
diff --git a/drivers/scsi/sun3x_esp.c b/drivers/scsi/sun3x_esp.c
index d50c5ed8f428..167ae2d29e47 100644
--- a/drivers/scsi/sun3x_esp.c
+++ b/drivers/scsi/sun3x_esp.c
@@ -233,7 +233,9 @@ static int esp_sun3x_probe(struct platform_device *dev)
if (!esp->command_block)
goto fail_unmap_regs_dma;

- host->irq = platform_get_irq(dev, 0);
+ host->irq = err = platform_get_irq(dev, 0);
+ if (err < 0)
+ goto fail_unmap_command_block;
err = request_irq(host->irq, scsi_esp_intr, IRQF_SHARED,
"SUN3X ESP", esp);
if (err < 0)
diff --git a/drivers/spi/spi-dln2.c b/drivers/spi/spi-dln2.c
index 3b7d91d94fea..64b64174ce2f 100644
--- a/drivers/spi/spi-dln2.c
+++ b/drivers/spi/spi-dln2.c
@@ -781,7 +781,7 @@ exit_free_master:

static int dln2_spi_remove(struct platform_device *pdev)
{
- struct spi_master *master = spi_master_get(platform_get_drvdata(pdev));
+ struct spi_master *master = platform_get_drvdata(pdev);
struct dln2_spi *dln2 = spi_master_get_devdata(master);

pm_runtime_disable(&pdev->dev);
diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c
index 76a8425be227..1eccdc4a4581 100644
--- a/drivers/spi/spi-omap-100k.c
+++ b/drivers/spi/spi-omap-100k.c
@@ -435,7 +435,7 @@ err:

static int omap1_spi100k_remove(struct platform_device *pdev)
{
- struct spi_master *master = spi_master_get(platform_get_drvdata(pdev));
+ struct spi_master *master = platform_get_drvdata(pdev);
struct omap1_spi100k *spi100k = spi_master_get_devdata(master);

pm_runtime_disable(&pdev->dev);
@@ -449,7 +449,7 @@ static int omap1_spi100k_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int omap1_spi100k_runtime_suspend(struct device *dev)
{
- struct spi_master *master = spi_master_get(dev_get_drvdata(dev));
+ struct spi_master *master = dev_get_drvdata(dev);
struct omap1_spi100k *spi100k = spi_master_get_devdata(master);

clk_disable_unprepare(spi100k->ick);
@@ -460,7 +460,7 @@ static int omap1_spi100k_runtime_suspend(struct device *dev)

static int omap1_spi100k_runtime_resume(struct device *dev)
{
- struct spi_master *master = spi_master_get(dev_get_drvdata(dev));
+ struct spi_master *master = dev_get_drvdata(dev);
struct omap1_spi100k *spi100k = spi_master_get_devdata(master);
int ret;

diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c
index 3100d960fe2c..da2a2ff4cdb9 100644
--- a/drivers/staging/iio/light/tsl2583.c
+++ b/drivers/staging/iio/light/tsl2583.c
@@ -378,6 +378,15 @@ static int taos_als_calibrate(struct iio_dev *indio_dev)
dev_err(&chip->client->dev, "taos_als_calibrate failed to get lux\n");
return lux_val;
}
+
+ /* Avoid division by zero of lux_value later on */
+ if (lux_val == 0) {
+ dev_err(&chip->client->dev,
+ "%s: lux_val of 0 will produce out of range trim_value\n",
+ __func__);
+ return -ENODATA;
+ }
+
gain_trim_val = (unsigned int) (((chip->taos_settings.als_cal_target)
* chip->taos_settings.als_gain_trim) / lux_val);

diff --git a/drivers/staging/media/omap4iss/iss.c b/drivers/staging/media/omap4iss/iss.c
index aa76ccda5b42..130d09d28e1d 100644
--- a/drivers/staging/media/omap4iss/iss.c
+++ b/drivers/staging/media/omap4iss/iss.c
@@ -1406,8 +1406,10 @@ static int iss_probe(struct platform_device *pdev)
if (ret < 0)
goto error;

- if (!omap4iss_get(iss))
+ if (!omap4iss_get(iss)) {
+ ret = -EINVAL;
goto error;
+ }

ret = iss_reset(iss);
if (ret < 0)
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 1e0d2a33787e..72dabbf19bc7 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -3418,7 +3418,7 @@ static void rtl819x_update_rxcounts(struct r8192_priv *priv, u32 *TotalRxBcnNum,
u32 *TotalRxDataNum)
{
u16 SlotIndex;
- u8 i;
+ u16 i;

*TotalRxBcnNum = 0;
*TotalRxDataNum = 0;
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index d72a4058fd08..0ce3697ecbd7 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -629,8 +629,9 @@ static void pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg,
unsigned char *buf;

buf = transport_kmap_data_sg(cmd);
- if (!buf)
+ if (!buf) {
; /* XXX: TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE */
+ }

if (cdb[0] == MODE_SENSE_10) {
if (!(buf[3] & 0x80))
diff --git a/drivers/thermal/fair_share.c b/drivers/thermal/fair_share.c
index 34fe36504a55..e701356441a9 100644
--- a/drivers/thermal/fair_share.c
+++ b/drivers/thermal/fair_share.c
@@ -93,6 +93,8 @@ static int fair_share_throttle(struct thermal_zone_device *tz, int trip)
int total_instance = 0;
int cur_trip_level = get_trip_level(tz);

+ mutex_lock(&tz->lock);
+
list_for_each_entry(instance, &tz->thermal_instances, tz_node) {
if (instance->trip != trip)
continue;
@@ -119,6 +121,8 @@ static int fair_share_throttle(struct thermal_zone_device *tz, int trip)
instance->cdev->updated = false;
thermal_cdev_update(cdev);
}
+
+ mutex_unlock(&tz->lock);
return 0;
}

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index dff507cd0250..bdb25b23e8d3 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2762,14 +2762,14 @@ out:
* @p: pointer to result
*
* Obtain the modem status bits from the tty driver if the feature
- * is supported. Return -EINVAL if it is not available.
+ * is supported. Return -ENOTTY if it is not available.
*
* Locking: none (up to the driver)
*/

static int tty_tiocmget(struct tty_struct *tty, int __user *p)
{
- int retval = -EINVAL;
+ int retval = -ENOTTY;

if (tty->ops->tiocmget) {
retval = tty->ops->tiocmget(tty);
@@ -2787,7 +2787,7 @@ static int tty_tiocmget(struct tty_struct *tty, int __user *p)
* @p: pointer to desired bits
*
* Set the modem status bits from the tty driver if the feature
- * is supported. Return -EINVAL if it is not available.
+ * is supported. Return -ENOTTY if it is not available.
*
* Locking: none (up to the driver)
*/
@@ -2799,7 +2799,7 @@ static int tty_tiocmset(struct tty_struct *tty, unsigned int cmd,
unsigned int set, clear, val;

if (tty->ops->tiocmset == NULL)
- return -EINVAL;
+ return -ENOTTY;

retval = get_user(val, p);
if (retval)
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 8c476a785360..0478d55bd283 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -883,8 +883,6 @@ static int set_serial_info(struct acm *acm,
if ((new_serial.close_delay != old_close_delay) ||
(new_serial.closing_wait != old_closing_wait))
retval = -EPERM;
- else
- retval = -EOPNOTSUPP;
} else {
acm->port.close_delay = close_delay;
acm->port.closing_wait = closing_wait;
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index c422b4df97e8..6e2bf3e69a0a 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3430,9 +3430,6 @@ int usb_port_resume(struct usb_device *udev, pm_message_t msg)
* sequence.
*/
status = hub_port_status(hub, port1, &portstatus, &portchange);
-
- /* TRSMRCY = 10 msec */
- msleep(10);
}

SuspendCleared:
@@ -3447,6 +3444,9 @@ int usb_port_resume(struct usb_device *udev, pm_message_t msg)
usb_clear_port_feature(hub->hdev, port1,
USB_PORT_FEAT_C_SUSPEND);
}
+
+ /* TRSMRCY = 10 msec */
+ msleep(10);
}

if (udev->persist_enabled && hub_is_superspeed(hub->hdev))
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index cd43e11d74f3..3dfd584a1ef3 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -245,6 +245,7 @@ static const struct usb_device_id usb_quirk_list[] = {

/* Realtek hub in Dell WD19 (Type-C) */
{ USB_DEVICE(0x0bda, 0x0487), .driver_info = USB_QUIRK_NO_LPM },
+ { USB_DEVICE(0x0bda, 0x5487), .driver_info = USB_QUIRK_RESET_RESUME },

/* Generic RTL8153 based ethernet adapters */
{ USB_DEVICE(0x0bda, 0x8153), .driver_info = USB_QUIRK_NO_LPM },
@@ -264,6 +265,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1532, 0x0116), .driver_info =
USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },

+ /* Lenovo ThinkPad USB-C Dock Gen2 Ethernet (RTL8153 GigE) */
+ { USB_DEVICE(0x17ef, 0xa387), .driver_info = USB_QUIRK_NO_LPM },
+
/* BUILDWIN Photo Frame */
{ USB_DEVICE(0x1908, 0x1315), .driver_info =
USB_QUIRK_HONOR_BNUMINTERFACES },
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index a899d47c2a7c..ecc4d09ea704 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -144,6 +144,7 @@ struct dwc2_hsotg_req;
* @lock: State lock to protect contents of endpoint.
* @dir_in: Set to true if this endpoint is of the IN direction, which
* means that it is sending data to the Host.
+ * @map_dir: Set to the value of dir_in when the DMA buffer is mapped.
* @index: The index for the endpoint registers.
* @mc: Multi Count - number of transactions per microframe
* @interval - Interval for periodic endpoints
@@ -185,6 +186,7 @@ struct dwc2_hsotg_ep {
unsigned short fifo_index;

unsigned char dir_in;
+ unsigned char map_dir;
unsigned char index;
unsigned char mc;
u16 interval;
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 135e97310f11..ab5cde515b1d 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -289,7 +289,7 @@ static void dwc2_hsotg_unmap_dma(struct dwc2_hsotg *hsotg,
if (hs_req->req.length == 0)
return;

- usb_gadget_unmap_request(&hsotg->gadget, req, hs_ep->dir_in);
+ usb_gadget_unmap_request(&hsotg->gadget, req, hs_ep->map_dir);
}

/**
@@ -707,6 +707,7 @@ static int dwc2_hsotg_map_dma(struct dwc2_hsotg *hsotg,
if (hs_req->req.length == 0)
return 0;

+ hs_ep->map_dir = hs_ep->dir_in;
ret = usb_gadget_map_request(&hsotg->gadget, req, hs_ep->dir_in);
if (ret)
goto dma_error;
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index deb0a87cd03b..c045d4176a9c 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2341,6 +2341,7 @@ static int __ffs_data_got_strings(struct ffs_data *ffs,

do { /* lang_count > 0 so we can use do-while */
unsigned needed = needed_count;
+ u32 str_per_lang = str_count;

if (unlikely(len < 3))
goto error_free;
@@ -2376,7 +2377,7 @@ static int __ffs_data_got_strings(struct ffs_data *ffs,

data += length + 1;
len -= length + 1;
- } while (--str_count);
+ } while (--str_per_lang);

s->id = 0; /* terminator */
s->s = NULL;
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index f8a1881609a2..89da34ef7b3f 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -625,7 +625,12 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f)

uvc_hs_streaming_ep.wMaxPacketSize =
cpu_to_le16(max_packet_size | ((max_packet_mult - 1) << 11));
- uvc_hs_streaming_ep.bInterval = opts->streaming_interval;
+
+ /* A high-bandwidth endpoint must specify a bInterval value of 1 */
+ if (max_packet_mult > 1)
+ uvc_hs_streaming_ep.bInterval = 1;
+ else
+ uvc_hs_streaming_ep.bInterval = opts->streaming_interval;

uvc_ss_streaming_ep.wMaxPacketSize = cpu_to_le16(max_packet_size);
uvc_ss_streaming_ep.bInterval = opts->streaming_interval;
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index cbd4ef2c74b8..c468c64bc3a0 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -920,6 +920,21 @@ static int dummy_pullup(struct usb_gadget *_gadget, int value)
spin_lock_irqsave(&dum->lock, flags);
dum->pullup = (value != 0);
set_link_state(dum_hcd);
+ if (value == 0) {
+ /*
+ * Emulate synchronize_irq(): wait for callbacks to finish.
+ * This seems to be the best place to emulate the call to
+ * synchronize_irq() that's in usb_gadget_remove_driver().
+ * Doing it in dummy_udc_stop() would be too late since it
+ * is called after the unbind callback and unbind shouldn't
+ * be invoked until all the other callbacks are finished.
+ */
+ while (dum->callback_usage > 0) {
+ spin_unlock_irqrestore(&dum->lock, flags);
+ usleep_range(1000, 2000);
+ spin_lock_irqsave(&dum->lock, flags);
+ }
+ }
spin_unlock_irqrestore(&dum->lock, flags);

usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd));
@@ -1000,14 +1015,6 @@ static int dummy_udc_stop(struct usb_gadget *g)
spin_lock_irq(&dum->lock);
dum->ints_enabled = 0;
stop_activity(dum);
-
- /* emulate synchronize_irq(): wait for callbacks to finish */
- while (dum->callback_usage > 0) {
- spin_unlock_irq(&dum->lock);
- usleep_range(1000, 2000);
- spin_lock_irq(&dum->lock);
- }
-
dum->driver = NULL;
spin_unlock_irq(&dum->lock);

diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
index 76e991557116..9e102ba9cf66 100644
--- a/drivers/usb/gadget/udc/fotg210-udc.c
+++ b/drivers/usb/gadget/udc/fotg210-udc.c
@@ -340,15 +340,16 @@ static void fotg210_start_dma(struct fotg210_ep *ep,
} else {
buffer = req->req.buf + req->req.actual;
length = ioread32(ep->fotg210->reg +
- FOTG210_FIBCR(ep->epnum - 1));
- length &= FIBCR_BCFX;
+ FOTG210_FIBCR(ep->epnum - 1)) & FIBCR_BCFX;
+ if (length > req->req.length - req->req.actual)
+ length = req->req.length - req->req.actual;
}
} else {
buffer = req->req.buf + req->req.actual;
if (req->req.length - req->req.actual > ep->ep.maxpacket)
length = ep->ep.maxpacket;
else
- length = req->req.length;
+ length = req->req.length - req->req.actual;
}

d = dma_map_single(NULL, buffer, length,
@@ -385,8 +386,7 @@ static void fotg210_ep0_queue(struct fotg210_ep *ep,
}
if (ep->dir_in) { /* if IN */
fotg210_start_dma(ep, req);
- if ((req->req.length == req->req.actual) ||
- (req->req.actual < ep->ep.maxpacket))
+ if (req->req.length == req->req.actual)
fotg210_done(ep, req, 0);
} else { /* OUT */
u32 value = ioread32(ep->fotg210->reg + FOTG210_DMISGR0);
@@ -827,7 +827,7 @@ static void fotg210_ep0in(struct fotg210_udc *fotg210)
if (req->req.length)
fotg210_start_dma(ep, req);

- if ((req->req.length - req->req.actual) < ep->ep.maxpacket)
+ if (req->req.actual == req->req.length)
fotg210_done(ep, req, 0);
} else {
fotg210_set_cxdone(fotg210);
@@ -856,12 +856,16 @@ static void fotg210_out_fifo_handler(struct fotg210_ep *ep)
{
struct fotg210_request *req = list_entry(ep->queue.next,
struct fotg210_request, queue);
+ int disgr1 = ioread32(ep->fotg210->reg + FOTG210_DISGR1);

fotg210_start_dma(ep, req);

- /* finish out transfer */
+ /* Complete the request when it's full or a short packet arrived.
+ * Like other drivers, short_not_ok isn't handled.
+ */
+
if (req->req.length == req->req.actual ||
- req->req.actual < ep->ep.maxpacket)
+ (disgr1 & DISGR1_SPK_INT(ep->epnum - 1)))
fotg210_done(ep, req, 0);
}

@@ -1034,6 +1038,12 @@ static void fotg210_init(struct fotg210_udc *fotg210)
value &= ~DMCR_GLINT_EN;
iowrite32(value, fotg210->reg + FOTG210_DMCR);

+ /* enable only grp2 irqs we handle */
+ iowrite32(~(DISGR2_DMA_ERROR | DISGR2_RX0BYTE_INT | DISGR2_TX0BYTE_INT
+ | DISGR2_ISO_SEQ_ABORT_INT | DISGR2_ISO_SEQ_ERR_INT
+ | DISGR2_RESM_INT | DISGR2_SUSP_INT | DISGR2_USBRST_INT),
+ fotg210->reg + FOTG210_DMISGR2);
+
/* disable all fifo interrupt */
iowrite32(~(u32)0, fotg210->reg + FOTG210_DMISGR1);

diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
index 3fd603494e86..5301de1c5d31 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -615,18 +615,22 @@ static void pch_udc_reconnect(struct pch_udc_dev *dev)
static inline void pch_udc_vbus_session(struct pch_udc_dev *dev,
int is_active)
{
+ unsigned long iflags;
+
+ spin_lock_irqsave(&dev->lock, iflags);
if (is_active) {
pch_udc_reconnect(dev);
dev->vbus_session = 1;
} else {
if (dev->driver && dev->driver->disconnect) {
- spin_lock(&dev->lock);
+ spin_unlock_irqrestore(&dev->lock, iflags);
dev->driver->disconnect(&dev->gadget);
- spin_unlock(&dev->lock);
+ spin_lock_irqsave(&dev->lock, iflags);
}
pch_udc_set_disconnect(dev);
dev->vbus_session = 0;
}
+ spin_unlock_irqrestore(&dev->lock, iflags);
}

/**
@@ -1183,20 +1187,25 @@ static int pch_udc_pcd_selfpowered(struct usb_gadget *gadget, int value)
static int pch_udc_pcd_pullup(struct usb_gadget *gadget, int is_on)
{
struct pch_udc_dev *dev;
+ unsigned long iflags;

if (!gadget)
return -EINVAL;
+
dev = container_of(gadget, struct pch_udc_dev, gadget);
+
+ spin_lock_irqsave(&dev->lock, iflags);
if (is_on) {
pch_udc_reconnect(dev);
} else {
if (dev->driver && dev->driver->disconnect) {
- spin_lock(&dev->lock);
+ spin_unlock_irqrestore(&dev->lock, iflags);
dev->driver->disconnect(&dev->gadget);
- spin_unlock(&dev->lock);
+ spin_lock_irqsave(&dev->lock, iflags);
}
pch_udc_set_disconnect(dev);
}
+ spin_unlock_irqrestore(&dev->lock, iflags);

return 0;
}
@@ -1788,7 +1797,7 @@ static struct usb_request *pch_udc_alloc_request(struct usb_ep *usbep,
}
/* prevent from using desc. - set HOST BUSY */
dma_desc->status |= PCH_UDC_BS_HST_BSY;
- dma_desc->dataptr = cpu_to_le32(DMA_ADDR_INVALID);
+ dma_desc->dataptr = lower_32_bits(DMA_ADDR_INVALID);
req->td_data = dma_desc;
req->td_data_last = dma_desc;
req->chain_len = 1;
@@ -2332,6 +2341,21 @@ static void pch_udc_svc_data_out(struct pch_udc_dev *dev, int ep_num)
pch_udc_set_dma(dev, DMA_DIR_RX);
}

+static int pch_udc_gadget_setup(struct pch_udc_dev *dev)
+ __must_hold(&dev->lock)
+{
+ int rc;
+
+ /* In some cases we can get an interrupt before driver gets setup */
+ if (!dev->driver)
+ return -ESHUTDOWN;
+
+ spin_unlock(&dev->lock);
+ rc = dev->driver->setup(&dev->gadget, &dev->setup_data);
+ spin_lock(&dev->lock);
+ return rc;
+}
+
/**
* pch_udc_svc_control_in() - Handle Control IN endpoint interrupts
* @dev: Reference to the device structure
@@ -2403,15 +2427,12 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
dev->gadget.ep0 = &dev->ep[UDC_EP0IN_IDX].ep;
else /* OUT */
dev->gadget.ep0 = &ep->ep;
- spin_lock(&dev->lock);
/* If Mass storage Reset */
if ((dev->setup_data.bRequestType == 0x21) &&
(dev->setup_data.bRequest == 0xFF))
dev->prot_stall = 0;
/* call gadget with setup data received */
- setup_supported = dev->driver->setup(&dev->gadget,
- &dev->setup_data);
- spin_unlock(&dev->lock);
+ setup_supported = pch_udc_gadget_setup(dev);

if (dev->setup_data.bRequestType & USB_DIR_IN) {
ep->td_data->status = (ep->td_data->status &
@@ -2664,9 +2685,7 @@ static void pch_udc_svc_intf_interrupt(struct pch_udc_dev *dev)
dev->ep[i].halted = 0;
}
dev->stall = 0;
- spin_unlock(&dev->lock);
- dev->driver->setup(&dev->gadget, &dev->setup_data);
- spin_lock(&dev->lock);
+ pch_udc_gadget_setup(dev);
}

/**
@@ -2701,9 +2720,7 @@ static void pch_udc_svc_cfg_interrupt(struct pch_udc_dev *dev)
dev->stall = 0;

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

/**
@@ -2986,7 +3003,7 @@ static int init_dma_pools(struct pch_udc_dev *dev)
dev->dma_addr = dma_map_single(&dev->pdev->dev, dev->ep0out_buf,
UDC_EP0OUT_BUFF_SIZE * 4,
DMA_FROM_DEVICE);
- return 0;
+ return dma_mapping_error(&dev->pdev->dev, dev->dma_addr);
}

static int pch_udc_start(struct usb_gadget *g,
diff --git a/drivers/usb/gadget/udc/r8a66597-udc.c b/drivers/usb/gadget/udc/r8a66597-udc.c
index e34094647603..4eb8e181763d 100644
--- a/drivers/usb/gadget/udc/r8a66597-udc.c
+++ b/drivers/usb/gadget/udc/r8a66597-udc.c
@@ -1867,6 +1867,8 @@ static int r8a66597_probe(struct platform_device *pdev)
return PTR_ERR(reg);

ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (!ires)
+ return -EINVAL;
irq = ires->start;
irq_trigger = ires->flags & IRQF_TRIGGER_MASK;

diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c
index 11b3a8c57eab..5dacc3076efd 100644
--- a/drivers/usb/host/fotg210-hcd.c
+++ b/drivers/usb/host/fotg210-hcd.c
@@ -5610,7 +5610,7 @@ static int fotg210_hcd_probe(struct platform_device *pdev)
struct usb_hcd *hcd;
struct resource *res;
int irq;
- int retval = -ENODEV;
+ int retval;
struct fotg210_hcd *fotg210;

if (usb_disabled())
@@ -5630,7 +5630,7 @@ static int fotg210_hcd_probe(struct platform_device *pdev)
hcd = usb_create_hcd(&fotg210_fotg210_hc_driver, dev,
dev_name(dev));
if (!hcd) {
- dev_err(dev, "failed to create hcd with err %d\n", retval);
+ dev_err(dev, "failed to create hcd\n");
retval = -ENOMEM;
goto fail_create_hcd;
}
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index fd2a11473be7..455c59fe32fa 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -1286,11 +1286,10 @@ sl811h_hub_control(
goto error;
put_unaligned_le32(sl811->port1, buf);

-#ifndef VERBOSE
- if (*(u16*)(buf+2)) /* only if wPortChange is interesting */
-#endif
- dev_dbg(hcd->self.controller, "GetPortStatus %08x\n",
- sl811->port1);
+ if (__is_defined(VERBOSE) ||
+ *(u16*)(buf+2)) /* only if wPortChange is interesting */
+ dev_dbg(hcd->self.controller, "GetPortStatus %08x\n",
+ sl811->port1);
break;
case SetPortFeature:
if (wIndex != 1 || wLength != 0)
diff --git a/drivers/usb/host/xhci-ext-caps.h b/drivers/usb/host/xhci-ext-caps.h
index 9fe3225e6c61..35ac83e86c94 100644
--- a/drivers/usb/host/xhci-ext-caps.h
+++ b/drivers/usb/host/xhci-ext-caps.h
@@ -19,8 +19,9 @@
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-/* Up to 16 ms to halt an HC */
-#define XHCI_MAX_HALT_USEC (16*1000)
+
+/* HC should halt within 16 ms, but use 32 ms as some hosts take longer */
+#define XHCI_MAX_HALT_USEC (32 * 1000)
/* HC not running - set to 1 when run/stop bit is cleared. */
#define XHCI_STS_HALT (1<<0)

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index bd6e3555c047..b1994b03341f 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1302,7 +1302,7 @@ static int xhci_configure_endpoint(struct xhci_hcd *xhci,
* we need to issue an evaluate context command and wait on it.
*/
static int xhci_check_maxpacket(struct xhci_hcd *xhci, unsigned int slot_id,
- unsigned int ep_index, struct urb *urb)
+ unsigned int ep_index, struct urb *urb, gfp_t mem_flags)
{
struct xhci_container_ctx *out_ctx;
struct xhci_input_control_ctx *ctrl_ctx;
@@ -1333,7 +1333,7 @@ static int xhci_check_maxpacket(struct xhci_hcd *xhci, unsigned int slot_id,
* changes max packet sizes.
*/

- command = xhci_alloc_command(xhci, false, true, GFP_KERNEL);
+ command = xhci_alloc_command(xhci, false, true, mem_flags);
if (!command)
return -ENOMEM;

@@ -1440,7 +1440,7 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
*/
if (urb->dev->speed == USB_SPEED_FULL) {
ret = xhci_check_maxpacket(xhci, slot_id,
- ep_index, urb);
+ ep_index, urb, mem_flags);
if (ret < 0) {
xhci_urb_free_priv(urb_priv);
urb->hcpriv = NULL;
diff --git a/drivers/video/fbdev/core/fbcmap.c b/drivers/video/fbdev/core/fbcmap.c
index 2811c4afde01..e8ea76848104 100644
--- a/drivers/video/fbdev/core/fbcmap.c
+++ b/drivers/video/fbdev/core/fbcmap.c
@@ -101,17 +101,17 @@ int fb_alloc_cmap_gfp(struct fb_cmap *cmap, int len, int transp, gfp_t flags)
if (!len)
return 0;

- cmap->red = kmalloc(size, flags);
+ cmap->red = kzalloc(size, flags);
if (!cmap->red)
goto fail;
- cmap->green = kmalloc(size, flags);
+ cmap->green = kzalloc(size, flags);
if (!cmap->green)
goto fail;
- cmap->blue = kmalloc(size, flags);
+ cmap->blue = kzalloc(size, flags);
if (!cmap->blue)
goto fail;
if (transp) {
- cmap->transp = kmalloc(size, flags);
+ cmap->transp = kzalloc(size, flags);
if (!cmap->transp)
goto fail;
} else {
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 5681fc3976ad..628b6a046093 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1785,8 +1785,8 @@ int replace_path(struct btrfs_trans_handle *trans,
int ret;
int slot;

- BUG_ON(src->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID);
- BUG_ON(dest->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID);
+ ASSERT(src->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID);
+ ASSERT(dest->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID);

last_snapshot = btrfs_root_last_snapshot(&src->root_item);
again:
@@ -1818,7 +1818,7 @@ again:
parent = eb;
while (1) {
level = btrfs_header_level(parent);
- BUG_ON(level < lowest_level);
+ ASSERT(level >= lowest_level);

ret = btrfs_bin_search(parent, &key, level, &slot);
if (ret && slot > 0)
diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c
index eea64912c9c0..3b79c0284a30 100644
--- a/fs/dlm/debug_fs.c
+++ b/fs/dlm/debug_fs.c
@@ -545,6 +545,7 @@ static void *table_seq_next(struct seq_file *seq, void *iter_ptr, loff_t *pos)

if (bucket >= ls->ls_rsbtbl_size) {
kfree(ri);
+ ++*pos;
return NULL;
}
tree = toss ? &ls->ls_rsbtbl[bucket].toss : &ls->ls_rsbtbl[bucket].keep;
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 4f4d0474bee9..cd2a3199a814 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -507,6 +507,12 @@ static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags
goto out;
}

+ if (!dev_name) {
+ rc = -EINVAL;
+ err = "Device name cannot be null";
+ goto out;
+ }
+
rc = ecryptfs_parse_options(sbi, raw_data, &check_ruid);
if (rc) {
err = "Error parsing options";
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 3753a8a05a2e..b14f7b3a8db3 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1278,6 +1278,7 @@ int ext4_init_inode_table(struct super_block *sb, ext4_group_t group,
handle_t *handle;
ext4_fsblk_t blk;
int num, ret = 0, used_blks = 0;
+ unsigned long used_inos = 0;

/* This should not happen, but just to be sure check this */
if (sb->s_flags & MS_RDONLY) {
@@ -1308,22 +1309,37 @@ int ext4_init_inode_table(struct super_block *sb, ext4_group_t group,
* used inodes so we need to skip blocks with used inodes in
* inode table.
*/
- if (!(gdp->bg_flags & cpu_to_le16(EXT4_BG_INODE_UNINIT)))
- used_blks = DIV_ROUND_UP((EXT4_INODES_PER_GROUP(sb) -
- ext4_itable_unused_count(sb, gdp)),
- sbi->s_inodes_per_block);
-
- if ((used_blks < 0) || (used_blks > sbi->s_itb_per_group) ||
- ((group == 0) && ((EXT4_INODES_PER_GROUP(sb) -
- ext4_itable_unused_count(sb, gdp)) <
- EXT4_FIRST_INO(sb)))) {
- ext4_error(sb, "Something is wrong with group %u: "
- "used itable blocks: %d; "
- "itable unused count: %u",
- group, used_blks,
- ext4_itable_unused_count(sb, gdp));
- ret = 1;
- goto err_out;
+ if (!(gdp->bg_flags & cpu_to_le16(EXT4_BG_INODE_UNINIT))) {
+ used_inos = EXT4_INODES_PER_GROUP(sb) -
+ ext4_itable_unused_count(sb, gdp);
+ used_blks = DIV_ROUND_UP(used_inos, sbi->s_inodes_per_block);
+
+ /* Bogus inode unused count? */
+ if (used_blks < 0 || used_blks > sbi->s_itb_per_group) {
+ ext4_error(sb, "Something is wrong with group %u: "
+ "used itable blocks: %d; "
+ "itable unused count: %u",
+ group, used_blks,
+ ext4_itable_unused_count(sb, gdp));
+ ret = 1;
+ goto err_out;
+ }
+
+ used_inos += group * EXT4_INODES_PER_GROUP(sb);
+ /*
+ * Are there some uninitialized inodes in the inode table
+ * before the first normal inode?
+ */
+ if ((used_blks != sbi->s_itb_per_group) &&
+ (used_inos < EXT4_FIRST_INO(sb))) {
+ ext4_error(sb, "Something is wrong with group %u: "
+ "itable unused count: %u; "
+ "itables initialized count: %ld",
+ group, ext4_itable_unused_count(sb, gdp),
+ used_inos);
+ ret = 1;
+ goto err_out;
+ }
}

blk = ext4_inode_table(sb, gdp) + used_blks;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index d4ecae25d807..1de02b90a1ef 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4494,8 +4494,10 @@ static int ext4_commit_super(struct super_block *sb, int sync)
struct buffer_head *sbh = EXT4_SB(sb)->s_sbh;
int error = 0;

- if (!sbh || block_device_ejected(sb))
- return error;
+ if (!sbh)
+ return -EINVAL;
+ if (block_device_ejected(sb))
+ return -ENODEV;

/*
* The superblock bh should be mapped, but it might not be if the
diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c
index d9aba9700726..b83367300f48 100644
--- a/fs/fuse/cuse.c
+++ b/fs/fuse/cuse.c
@@ -616,6 +616,8 @@ static int __init cuse_init(void)
cuse_channel_fops.owner = THIS_MODULE;
cuse_channel_fops.open = cuse_channel_open;
cuse_channel_fops.release = cuse_channel_release;
+ /* CUSE is not prepared for FUSE_DEV_IOC_CLONE */
+ cuse_channel_fops.unlocked_ioctl = NULL;

cuse_class = class_create(THIS_MODULE, "cuse");
if (IS_ERR(cuse_class))
diff --git a/fs/jffs2/compr_rtime.c b/fs/jffs2/compr_rtime.c
index 406d9cc84ba8..79e771ab624f 100644
--- a/fs/jffs2/compr_rtime.c
+++ b/fs/jffs2/compr_rtime.c
@@ -37,6 +37,9 @@ static int jffs2_rtime_compress(unsigned char *data_in,
int outpos = 0;
int pos=0;

+ if (*dstlen <= 3)
+ return -1;
+
memset(positions,0,sizeof(positions));

while (pos < (*sourcelen) && outpos <= (*dstlen)-2) {
diff --git a/fs/jffs2/scan.c b/fs/jffs2/scan.c
index 9ad5ba4b299b..5f90173ae38d 100644
--- a/fs/jffs2/scan.c
+++ b/fs/jffs2/scan.c
@@ -1075,7 +1075,7 @@ static int jffs2_scan_dirent_node(struct jffs2_sb_info *c, struct jffs2_eraseblo
memcpy(&fd->name, rd->name, checkedlen);
fd->name[checkedlen] = 0;

- crc = crc32(0, fd->name, rd->nsize);
+ crc = crc32(0, fd->name, checkedlen);
if (crc != je32_to_cpu(rd->name_crc)) {
pr_notice("%s(): Name CRC failed on node at 0x%08x: Read 0x%08x, calculated 0x%08x\n",
__func__, ofs, je32_to_cpu(rd->name_crc), crc);
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 17771e157e92..e7f8732895b7 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -86,7 +86,7 @@ static int decode_nfs_fh(struct xdr_stream *xdr, struct nfs_fh *fh)
if (unlikely(!p))
return -ENOBUFS;
fh->size = be32_to_cpup(p++);
- if (fh->size > sizeof(struct nfs_fh)) {
+ if (fh->size > NFS_MAXFHSIZE) {
printk(KERN_ERR "NFS flexfiles: Too big fh received %d\n",
fh->size);
return -EOVERFLOW;
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index b15236641191..0d7b8c6e1de8 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1430,10 +1430,10 @@ EXPORT_SYMBOL_GPL(_nfs_display_fhandle);
*/
static int nfs_inode_attrs_need_update(const struct inode *inode, const struct nfs_fattr *fattr)
{
- const struct nfs_inode *nfsi = NFS_I(inode);
+ unsigned long attr_gencount = NFS_I(inode)->attr_gencount;

- return ((long)fattr->gencount - (long)nfsi->attr_gencount) > 0 ||
- ((long)nfsi->attr_gencount - (long)nfs_read_attr_generation_counter() > 0);
+ return (long)(fattr->gencount - attr_gencount) > 0 ||
+ (long)(attr_gencount - nfs_read_attr_generation_counter()) > 0;
}

/*
@@ -1849,7 +1849,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
nfsi->attrtimeo_timestamp = now;
}
/* Set the barrier to be more recent than this fattr */
- if ((long)fattr->gencount - (long)nfsi->attr_gencount > 0)
+ if ((long)(fattr->gencount - nfsi->attr_gencount) > 0)
nfsi->attr_gencount = fattr->gencount;
}

diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 7f1a0fb8c493..31cc6f3d992d 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -168,7 +168,10 @@ static loff_t _nfs42_proc_llseek(struct file *filep, loff_t offset, int whence)
if (status)
return status;

- return vfs_setpos(filep, res.sr_offset, inode->i_sb->s_maxbytes);
+ if (whence == SEEK_DATA && res.sr_eof)
+ return -NFS4ERR_NXIO;
+ else
+ return vfs_setpos(filep, res.sr_offset, inode->i_sb->s_maxbytes);
}

loff_t nfs42_proc_llseek(struct file *filep, loff_t offset, int whence)
diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c
index 1ec7bae2751d..979da17cbbf3 100644
--- a/fs/squashfs/file.c
+++ b/fs/squashfs/file.c
@@ -224,11 +224,11 @@ failure:
* If the skip factor is limited in this way then the file will use multiple
* slots.
*/
-static inline int calculate_skip(int blocks)
+static inline int calculate_skip(u64 blocks)
{
- int skip = blocks / ((SQUASHFS_META_ENTRIES + 1)
+ u64 skip = blocks / ((SQUASHFS_META_ENTRIES + 1)
* SQUASHFS_META_INDEXES);
- return min(SQUASHFS_CACHED_BLKS - 1, skip + 1);
+ return min((u64) SQUASHFS_CACHED_BLKS - 1, skip + 1);
}

diff --git a/fs/timerfd.c b/fs/timerfd.c
index 1327a02ec778..ab8dd1538381 100644
--- a/fs/timerfd.c
+++ b/fs/timerfd.c
@@ -400,6 +400,11 @@ SYSCALL_DEFINE2(timerfd_create, int, clockid, int, flags)
clockid != CLOCK_BOOTTIME_ALARM))
return -EINVAL;

+ if (!capable(CAP_WAKE_ALARM) &&
+ (clockid == CLOCK_REALTIME_ALARM ||
+ clockid == CLOCK_BOOTTIME_ALARM))
+ return -EPERM;
+
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
@@ -444,6 +449,11 @@ static int do_timerfd_settime(int ufd, int flags,
return ret;
ctx = f.file->private_data;

+ if (!capable(CAP_WAKE_ALARM) && isalarm(ctx)) {
+ fdput(f);
+ return -EPERM;
+ }
+
timerfd_setup_cancel(ctx, flags);

/*
diff --git a/include/linux/hid.h b/include/linux/hid.h
index d93ba6014e3c..19c53b64e07a 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -246,6 +246,8 @@ struct hid_item {
#define HID_CP_SELECTION 0x000c0080
#define HID_CP_MEDIASELECTION 0x000c0087
#define HID_CP_SELECTDISC 0x000c00ba
+#define HID_CP_VOLUMEUP 0x000c00e9
+#define HID_CP_VOLUMEDOWN 0x000c00ea
#define HID_CP_PLAYBACKSPEED 0x000c00f1
#define HID_CP_PROXIMITY 0x000c0109
#define HID_CP_SPEAKERSYSTEM 0x000c0160
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index 161052477f77..6d8db1555260 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -235,7 +235,7 @@
*
* Called when the device receives a TIOCGICOUNT ioctl. Passed a kernel
* structure to complete. This method is optional and will only be called
- * if provided (otherwise EINVAL will be returned).
+ * if provided (otherwise ENOTTY will be returned).
*/

#include <linux/export.h>
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 5aaf6cdb121a..f042188c8099 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -498,6 +498,7 @@ struct hci_chan {
struct sk_buff_head data_q;
unsigned int sent;
__u8 state;
+ bool amp;
};

struct hci_conn_params {
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index e59180264591..004bf0ca8884 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -256,7 +256,7 @@ int fcoe_ctlr_recv_flogi(struct fcoe_ctlr *, struct fc_lport *,
struct fc_frame *);

/* libfcoe funcs */
-u64 fcoe_wwn_from_mac(unsigned char mac[], unsigned int, unsigned int);
+u64 fcoe_wwn_from_mac(unsigned char mac[MAX_ADDR_LEN], unsigned int, unsigned int);
int fcoe_libfc_config(struct fc_lport *, struct fcoe_ctlr *,
const struct libfc_function_template *, int init_fcp);
u32 fcoe_fc_crc(struct fc_frame *fp);
diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
index 6030efd4a188..1210cd6bcaa6 100644
--- a/kernel/kexec_file.c
+++ b/kernel/kexec_file.c
@@ -575,8 +575,10 @@ static int kexec_calculate_store_digests(struct kimage *image)

sha_region_sz = KEXEC_SEGMENT_MAX * sizeof(struct kexec_sha_region);
sha_regions = vzalloc(sha_region_sz);
- if (!sha_regions)
+ if (!sha_regions) {
+ ret = -ENOMEM;
goto out_free_desc;
+ }

desc->tfm = tfm;
desc->flags = 0;
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index b56b1daa0a59..93c2abe27871 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -4401,8 +4401,11 @@ int ftrace_regex_release(struct inode *inode, struct file *file)

parser = &iter->parser;
if (trace_parser_loaded(parser)) {
+ int enable = !(iter->flags & FTRACE_ITER_NOTRACE);
+
parser->buffer[parser->idx] = 0;
- ftrace_match_records(iter->hash, parser->buffer, parser->idx);
+ ftrace_process_regex(iter->hash, parser->buffer,
+ parser->idx, enable);
}

trace_parser_put(parser);
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 8822ae65a506..9483bd527247 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1562,10 +1562,13 @@ void trace_stop_cmdline_recording(void);

static int trace_save_cmdline(struct task_struct *tsk)
{
- unsigned pid, idx;
+ unsigned tpid, idx;

- if (!tsk->pid || unlikely(tsk->pid > PID_MAX_DEFAULT))
- return 0;
+ /* treat recording of idle task as a success */
+ if (!tsk->pid)
+ return 1;
+
+ tpid = tsk->pid & (PID_MAX_DEFAULT - 1);

/*
* It's not the end of the world if we don't get
@@ -1576,26 +1579,15 @@ static int trace_save_cmdline(struct task_struct *tsk)
if (!arch_spin_trylock(&trace_cmdline_lock))
return 0;

- idx = savedcmd->map_pid_to_cmdline[tsk->pid];
+ idx = savedcmd->map_pid_to_cmdline[tpid];
if (idx == NO_CMDLINE_MAP) {
idx = (savedcmd->cmdline_idx + 1) % savedcmd->cmdline_num;

- /*
- * Check whether the cmdline buffer at idx has a pid
- * mapped. We are going to overwrite that entry so we
- * need to clear the map_pid_to_cmdline. Otherwise we
- * would read the new comm for the old pid.
- */
- pid = savedcmd->map_cmdline_to_pid[idx];
- if (pid != NO_CMDLINE_MAP)
- savedcmd->map_pid_to_cmdline[pid] = NO_CMDLINE_MAP;
-
- savedcmd->map_cmdline_to_pid[idx] = tsk->pid;
- savedcmd->map_pid_to_cmdline[tsk->pid] = idx;
-
+ savedcmd->map_pid_to_cmdline[tpid] = idx;
savedcmd->cmdline_idx = idx;
}

+ savedcmd->map_cmdline_to_pid[idx] = tsk->pid;
set_cmdline(idx, tsk->comm);

arch_spin_unlock(&trace_cmdline_lock);
@@ -1606,6 +1598,7 @@ static int trace_save_cmdline(struct task_struct *tsk)
static void __trace_find_cmdline(int pid, char comm[])
{
unsigned map;
+ int tpid;

if (!pid) {
strcpy(comm, "<idle>");
@@ -1617,16 +1610,16 @@ static void __trace_find_cmdline(int pid, char comm[])
return;
}

- if (pid > PID_MAX_DEFAULT) {
- strcpy(comm, "<...>");
- return;
+ tpid = pid & (PID_MAX_DEFAULT - 1);
+ map = savedcmd->map_pid_to_cmdline[tpid];
+ if (map != NO_CMDLINE_MAP) {
+ tpid = savedcmd->map_cmdline_to_pid[map];
+ if (tpid == pid) {
+ strlcpy(comm, get_saved_cmdlines(map), TASK_COMM_LEN);
+ return;
+ }
}
-
- map = savedcmd->map_pid_to_cmdline[pid];
- if (map != NO_CMDLINE_MAP)
- strcpy(comm, get_saved_cmdlines(map));
- else
- strcpy(comm, "<...>");
+ strcpy(comm, "<...>");
}

void trace_find_cmdline(int pid, char comm[])
diff --git a/kernel/trace/trace_clock.c b/kernel/trace/trace_clock.c
index 0f06532a755b..b67ea5eed2a8 100644
--- a/kernel/trace/trace_clock.c
+++ b/kernel/trace/trace_clock.c
@@ -93,33 +93,49 @@ u64 notrace trace_clock_global(void)
{
unsigned long flags;
int this_cpu;
- u64 now;
+ u64 now, prev_time;

local_irq_save(flags);

this_cpu = raw_smp_processor_id();
- now = sched_clock_cpu(this_cpu);
+
/*
- * If in an NMI context then dont risk lockups and return the
- * cpu_clock() time:
+ * The global clock "guarantees" that the events are ordered
+ * between CPUs. But if two events on two different CPUS call
+ * trace_clock_global at roughly the same time, it really does
+ * not matter which one gets the earlier time. Just make sure
+ * that the same CPU will always show a monotonic clock.
+ *
+ * Use a read memory barrier to get the latest written
+ * time that was recorded.
*/
- if (unlikely(in_nmi()))
- goto out;
+ smp_rmb();
+ prev_time = READ_ONCE(trace_clock_struct.prev_time);
+ now = sched_clock_cpu(this_cpu);

- arch_spin_lock(&trace_clock_struct.lock);
+ /* Make sure that now is always greater than prev_time */
+ if ((s64)(now - prev_time) < 0)
+ now = prev_time + 1;

/*
- * TODO: if this happens often then maybe we should reset
- * my_scd->clock to prev_time+1, to make sure
- * we start ticking with the local clock from now on?
+ * If in an NMI context then dont risk lockups and simply return
+ * the current time.
*/
- if ((s64)(now - trace_clock_struct.prev_time) < 0)
- now = trace_clock_struct.prev_time + 1;
+ if (unlikely(in_nmi()))
+ goto out;

- trace_clock_struct.prev_time = now;
+ /* Tracing can cause strange recursion, always use a try lock */
+ if (arch_spin_trylock(&trace_clock_struct.lock)) {
+ /* Reread prev_time in case it was already updated */
+ prev_time = READ_ONCE(trace_clock_struct.prev_time);
+ if ((s64)(now - prev_time) < 0)
+ now = prev_time + 1;

- arch_spin_unlock(&trace_clock_struct.lock);
+ trace_clock_struct.prev_time = now;

+ /* The unlock acts as the wmb for the above rmb */
+ arch_spin_unlock(&trace_clock_struct.lock);
+ }
out:
local_irq_restore(flags);

diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index f6c2c1e7779c..6104daf98ad9 100644
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -128,12 +128,13 @@ static int kobj_usermode_filter(struct kobject *kobj)

static int init_uevent_argv(struct kobj_uevent_env *env, const char *subsystem)
{
+ int buffer_size = sizeof(env->buf) - env->buflen;
int len;

- len = strlcpy(&env->buf[env->buflen], subsystem,
- sizeof(env->buf) - env->buflen);
- if (len >= (sizeof(env->buf) - env->buflen)) {
- WARN(1, KERN_ERR "init_uevent_argv: buffer size too small\n");
+ len = strlcpy(&env->buf[env->buflen], subsystem, buffer_size);
+ if (len >= buffer_size) {
+ pr_warn("init_uevent_argv: buffer size of %d too small, needed %d\n",
+ buffer_size, len);
return -ENOMEM;
}

diff --git a/mm/ksm.c b/mm/ksm.c
index f51613052aee..cafe00dfdc3b 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -633,6 +633,7 @@ static void remove_rmap_item_from_tree(struct rmap_item *rmap_item)
ksm_pages_shared--;

put_anon_vma(rmap_item->anon_vma);
+ rmap_item->head = NULL;
rmap_item->address &= PAGE_MASK;

} else if (rmap_item->address & UNSTABLE_FLAG) {
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 586c005bdc1e..7ed3c7df271a 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4385,6 +4385,7 @@ static void hci_loglink_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
return;

hchan->handle = le16_to_cpu(ev->handle);
+ hchan->amp = true;

BT_DBG("hcon %p mgr %p hchan %p", hcon, hcon->amp_mgr, hchan);

@@ -4417,7 +4418,7 @@ static void hci_disconn_loglink_complete_evt(struct hci_dev *hdev,
hci_dev_lock(hdev);

hchan = hci_chan_lookup_handle(hdev, le16_to_cpu(ev->handle));
- if (!hchan)
+ if (!hchan || !hchan->amp)
goto unlock;

amp_destroy_logical_link(hchan, ev->reason);
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index f2db50da8ce2..0de77e741a78 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -434,6 +434,8 @@ struct l2cap_chan *l2cap_chan_create(void)
if (!chan)
return NULL;

+ skb_queue_head_init(&chan->tx_q);
+ skb_queue_head_init(&chan->srej_q);
mutex_init(&chan->lock);

/* Set default lock nesting level */
@@ -499,7 +501,9 @@ void l2cap_chan_set_defaults(struct l2cap_chan *chan)
chan->flush_to = L2CAP_DEFAULT_FLUSH_TO;
chan->retrans_timeout = L2CAP_DEFAULT_RETRANS_TO;
chan->monitor_timeout = L2CAP_DEFAULT_MONITOR_TO;
+
chan->conf_state = 0;
+ set_bit(CONF_NOT_COMPLETE, &chan->conf_state);

set_bit(FLAG_FORCE_ACTIVE, &chan->flags);
}
diff --git a/net/hsr/hsr_framereg.c b/net/hsr/hsr_framereg.c
index b3d32cb71801..afcde16a94e2 100644
--- a/net/hsr/hsr_framereg.c
+++ b/net/hsr/hsr_framereg.c
@@ -297,7 +297,8 @@ void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb,

node_dst = find_node_by_AddrA(&port->hsr->node_db, eth_hdr(skb)->h_dest);
if (!node_dst) {
- WARN_ONCE(1, "%s: Unknown node\n", __func__);
+ if (net_ratelimit())
+ netdev_err(skb->dev, "%s: Unknown node\n", __func__);
return;
}
if (port->type != node_dst->AddrB_port)
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 6efe6b101d3f..23e6a845c7fa 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -350,7 +350,6 @@ static struct ip6_tnl *ip6gre_tunnel_locate(struct net *net,
if (!(nt->parms.o_flags & GRE_SEQ))
dev->features |= NETIF_F_LLTX;

- dev_hold(dev);
ip6gre_tunnel_link(ign, nt);
return nt;

@@ -1310,8 +1309,6 @@ static void ip6gre_fb_tunnel_init(struct net_device *dev)
strcpy(tunnel->parms.name, dev->name);

tunnel->hlen = sizeof(struct ipv6hdr) + 4;
-
- dev_hold(dev);
}

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 96563990d654..80f88df280d7 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -261,7 +261,6 @@ static int ip6_tnl_create2(struct net_device *dev)

strcpy(t->parms.name, dev->name);

- dev_hold(dev);
ip6_tnl_link(ip6n, t);
return 0;

@@ -1581,6 +1580,7 @@ ip6_tnl_dev_init_gen(struct net_device *dev)
return ret;
}

+ dev_hold(dev);
return 0;
}

@@ -1614,7 +1614,6 @@ static int __net_init ip6_fb_tnl_dev_init(struct net_device *dev)
struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);

t->parms.proto = IPPROTO_IPV6;
- dev_hold(dev);

rcu_assign_pointer(ip6n->tnls_wc[0], t);
return 0;
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 2267920c086a..1ff29eba7df7 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -196,7 +196,6 @@ static int vti6_tnl_create2(struct net_device *dev)

strcpy(t->parms.name, dev->name);

- dev_hold(dev);
vti6_tnl_link(ip6n, t);

return 0;
@@ -900,6 +899,7 @@ static inline int vti6_dev_init_gen(struct net_device *dev)
dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
if (!dev->tstats)
return -ENOMEM;
+ dev_hold(dev);
return 0;
}

@@ -931,7 +931,6 @@ static int __net_init vti6_fb_tnl_dev_init(struct net_device *dev)
struct vti6_net *ip6n = net_generic(net, vti6_net_id);

t->parms.proto = IPPROTO_IPV6;
- dev_hold(dev);

rcu_assign_pointer(ip6n->tnls_wc[0], t);
return 0;
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 1ee190137da4..6a5442fdbd51 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -209,8 +209,6 @@ static int ipip6_tunnel_create(struct net_device *dev)

dev->rtnl_link_ops = &sit_link_ops;

- dev_hold(dev);
-
ipip6_tunnel_link(sitn, t);
return 0;

@@ -1399,7 +1397,7 @@ static int ipip6_tunnel_init(struct net_device *dev)
dev->tstats = NULL;
return err;
}
-
+ dev_hold(dev);
return 0;
}

@@ -1415,7 +1413,6 @@ static void __net_init ipip6_fb_tunnel_init(struct net_device *dev)
iph->ihl = 5;
iph->ttl = 64;

- dev_hold(dev);
rcu_assign_pointer(sitn->tunnels_wc[0], tunnel);
}

diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 2357b17254e7..871931577ef4 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1019,8 +1019,11 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
if (local->hw.wiphy->max_scan_ie_len)
local->hw.wiphy->max_scan_ie_len -= local->scan_ies_len;

- WARN_ON(!ieee80211_cs_list_valid(local->hw.cipher_schemes,
- local->hw.n_cipher_schemes));
+ if (WARN_ON(!ieee80211_cs_list_valid(local->hw.cipher_schemes,
+ local->hw.n_cipher_schemes))) {
+ result = -EINVAL;
+ goto fail_workqueue;
+ }

result = ieee80211_init_cipher_suites(local);
if (result < 0)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 4ab78bc6c2ca..7e2f0cd94e62 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1133,6 +1133,11 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata)

sdata->vif.csa_active = false;
ifmgd->csa_waiting_bcn = false;
+ /*
+ * If the CSA IE is still present on the beacon after the switch,
+ * we need to consider it as a new CSA (possibly to self).
+ */
+ ifmgd->beacon_crc_valid = false;

ret = drv_post_channel_switch(sdata);
if (ret) {
diff --git a/net/nfc/digital_dep.c b/net/nfc/digital_dep.c
index f72be7433df3..46375ff214c0 100644
--- a/net/nfc/digital_dep.c
+++ b/net/nfc/digital_dep.c
@@ -1187,6 +1187,8 @@ static void digital_tg_recv_dep_req(struct nfc_digital_dev *ddev, void *arg,
}

rc = nfc_tm_data_received(ddev->nfc_dev, resp);
+ if (rc)
+ resp = NULL;

exit:
kfree_skb(ddev->chaining_skb);
diff --git a/net/nfc/llcp_sock.c b/net/nfc/llcp_sock.c
index 2f8d38d0802a..09a49531fa27 100644
--- a/net/nfc/llcp_sock.c
+++ b/net/nfc/llcp_sock.c
@@ -120,12 +120,14 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
GFP_KERNEL);
if (!llcp_sock->service_name) {
nfc_llcp_local_put(llcp_sock->local);
+ llcp_sock->local = NULL;
ret = -ENOMEM;
goto put_dev;
}
llcp_sock->ssap = nfc_llcp_get_sdp_ssap(local, llcp_sock);
if (llcp_sock->ssap == LLCP_SAP_MAX) {
nfc_llcp_local_put(llcp_sock->local);
+ llcp_sock->local = NULL;
kfree(llcp_sock->service_name);
llcp_sock->service_name = NULL;
ret = -EADDRINUSE;
@@ -715,6 +717,7 @@ static int llcp_sock_connect(struct socket *sock, struct sockaddr *_addr,
llcp_sock->ssap = nfc_llcp_get_local_ssap(local);
if (llcp_sock->ssap == LLCP_SAP_MAX) {
nfc_llcp_local_put(llcp_sock->local);
+ llcp_sock->local = NULL;
ret = -ENOMEM;
goto put_dev;
}
@@ -753,6 +756,7 @@ static int llcp_sock_connect(struct socket *sock, struct sockaddr *_addr,
sock_unlink:
nfc_llcp_put_ssap(local, llcp_sock->ssap);
nfc_llcp_local_put(llcp_sock->local);
+ llcp_sock->local = NULL;

nfc_llcp_sock_unlink(&local->connecting_sockets, sk);
kfree(llcp_sock->service_name);
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index 828fdced4ecd..b8f2ee52e64e 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -694,16 +694,16 @@ static void ovs_fragment(struct net *net, struct vport *vport,
}

if (ethertype == htons(ETH_P_IP)) {
- struct dst_entry ovs_dst;
+ struct rtable ovs_rt = { 0 };
unsigned long orig_dst;

prepare_frag(vport, skb);
- dst_init(&ovs_dst, &ovs_dst_ops, NULL, 1,
+ dst_init(&ovs_rt.dst, &ovs_dst_ops, NULL, 1,
DST_OBSOLETE_NONE, DST_NOCOUNT);
- ovs_dst.dev = vport->dev;
+ ovs_rt.dst.dev = vport->dev;

orig_dst = skb->_skb_refdst;
- skb_dst_set_noref(skb, &ovs_dst);
+ skb_dst_set_noref(skb, &ovs_rt.dst);
IPCB(skb)->frag_max_size = mru;

ip_do_fragment(net, skb->sk, skb, ovs_vport_output);
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index e3e44237de1c..9de03d2e5da9 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -3119,7 +3119,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
* primary.
*/
if (af->is_any(&addr))
- memcpy(&addr.v4, sctp_source(asconf), sizeof(addr));
+ memcpy(&addr, sctp_source(asconf), sizeof(addr));

peer = sctp_assoc_lookup_paddr(asoc, &addr);
if (!peer)
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index a9a72f7e0cd7..a9ba6f2bb8c8 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -1851,7 +1851,8 @@ static sctp_disposition_t sctp_sf_do_dupcook_b(struct net *net,
sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc));
sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
SCTP_STATE(SCTP_STATE_ESTABLISHED));
- SCTP_INC_STATS(net, SCTP_MIB_CURRESTAB);
+ if (asoc->state < SCTP_STATE_ESTABLISHED)
+ SCTP_INC_STATS(net, SCTP_MIB_CURRESTAB);
sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_START, SCTP_NULL());

repl = sctp_make_cookie_ack(new_asoc, chunk);
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 405dc1863b30..fcac88f1774b 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -352,6 +352,18 @@ static struct sctp_af *sctp_sockaddr_af(struct sctp_sock *opt,
return af;
}

+static void sctp_auto_asconf_init(struct sctp_sock *sp)
+{
+ struct net *net = sock_net(&sp->inet.sk);
+
+ if (net->sctp.default_auto_asconf) {
+ spin_lock(&net->sctp.addr_wq_lock);
+ list_add_tail(&sp->auto_asconf_list, &net->sctp.auto_asconf_splist);
+ spin_unlock(&net->sctp.addr_wq_lock);
+ sp->do_auto_asconf = 1;
+ }
+}
+
/* Bind a local address either to an endpoint or to an association. */
static int sctp_do_bind(struct sock *sk, union sctp_addr *addr, int len)
{
@@ -414,8 +426,10 @@ static int sctp_do_bind(struct sock *sk, union sctp_addr *addr, int len)
}

/* Refresh ephemeral port. */
- if (!bp->port)
+ if (!bp->port) {
bp->port = inet_sk(sk)->inet_num;
+ sctp_auto_asconf_init(sp);
+ }

/* Add the address to the bind address list.
* Use GFP_ATOMIC since BHs will be disabled.
@@ -1567,9 +1581,11 @@ static void sctp_close(struct sock *sk, long timeout)

/* Supposedly, no process has access to the socket, but
* the net layers still may.
+ * Also, sctp_destroy_sock() needs to be called with addr_wq_lock
+ * held and that should be grabbed before socket lock.
*/
- local_bh_disable();
- bh_lock_sock(sk);
+ spin_lock_bh(&net->sctp.addr_wq_lock);
+ bh_lock_sock_nested(sk);

/* Hold the sock, since sk_common_release() will put sock_put()
* and we have just a little more cleanup.
@@ -1578,7 +1594,7 @@ static void sctp_close(struct sock *sk, long timeout)
sk_common_release(sk);

bh_unlock_sock(sk);
- local_bh_enable();
+ spin_unlock_bh(&net->sctp.addr_wq_lock);

sock_put(sk);

@@ -4159,16 +4175,6 @@ static int sctp_init_sock(struct sock *sk)
sk_sockets_allocated_inc(sk);
sock_prot_inuse_add(net, sk->sk_prot, 1);

- if (net->sctp.default_auto_asconf) {
- spin_lock(&sock_net(sk)->sctp.addr_wq_lock);
- list_add_tail(&sp->auto_asconf_list,
- &net->sctp.auto_asconf_splist);
- sp->do_auto_asconf = 1;
- spin_unlock(&sock_net(sk)->sctp.addr_wq_lock);
- } else {
- sp->do_auto_asconf = 0;
- }
-
local_bh_enable();

return 0;
@@ -4193,9 +4199,7 @@ static void sctp_destroy_sock(struct sock *sk)

if (sp->do_auto_asconf) {
sp->do_auto_asconf = 0;
- spin_lock_bh(&sock_net(sk)->sctp.addr_wq_lock);
list_del(&sp->auto_asconf_list);
- spin_unlock_bh(&sock_net(sk)->sctp.addr_wq_lock);
}
sctp_endpoint_free(sp->ep);
local_bh_disable();
@@ -7334,6 +7338,8 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
sctp_bind_addr_dup(&newsp->ep->base.bind_addr,
&oldsp->ep->base.bind_addr, GFP_KERNEL);

+ sctp_auto_asconf_init(newsp);
+
/* Move any messages in the old socket's receive queue that are for the
* peeled off association to the new socket's receive queue.
*/
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 0975a28f8686..fb1b5dcf0142 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -632,7 +632,7 @@ static int tipc_nl_compat_link_dump(struct tipc_nl_compat_msg *msg,

nla_parse_nested(link, TIPC_NLA_LINK_MAX, attrs[TIPC_NLA_LINK], NULL);

- link_info.dest = nla_get_flag(link[TIPC_NLA_LINK_DEST]);
+ link_info.dest = htonl(nla_get_flag(link[TIPC_NLA_LINK_DEST]));
link_info.up = htonl(nla_get_flag(link[TIPC_NLA_LINK_UP]));
nla_strlcpy(link_info.str, link[TIPC_NLA_LINK_NAME],
TIPC_MAX_LINK_NAME);
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index 217810674c35..1f3f34b56840 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -593,8 +593,7 @@ vmci_transport_queue_pair_alloc(struct vmci_qp **qpair,
peer, flags, VMCI_NO_PRIVILEGE_FLAGS);
out:
if (err < 0) {
- pr_err("Could not attach to queue pair with %d\n",
- err);
+ pr_err_once("Could not attach to queue pair with %d\n", err);
err = vmci_transport_error_to_vsock_error(err);
}

diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 8dde12a11725..4b111c65ff01 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -954,6 +954,8 @@ cfg80211_bss_update(struct cfg80211_registered_device *rdev,

if (rdev->bss_entries >= bss_entries_limit &&
!cfg80211_bss_expire_oldest(rdev)) {
+ if (!list_empty(&new->hidden_list))
+ list_del(&new->hidden_list);
kfree(new);
goto drop;
}
diff --git a/samples/kfifo/bytestream-example.c b/samples/kfifo/bytestream-example.c
index 2fca916d9edf..a7f5ee8b6edc 100644
--- a/samples/kfifo/bytestream-example.c
+++ b/samples/kfifo/bytestream-example.c
@@ -124,8 +124,10 @@ static ssize_t fifo_write(struct file *file, const char __user *buf,
ret = kfifo_from_user(&test, buf, count, &copied);

mutex_unlock(&write_lock);
+ if (ret)
+ return ret;

- return ret ? ret : copied;
+ return copied;
}

static ssize_t fifo_read(struct file *file, char __user *buf,
@@ -140,8 +142,10 @@ static ssize_t fifo_read(struct file *file, char __user *buf,
ret = kfifo_to_user(&test, buf, count, &copied);

mutex_unlock(&read_lock);
+ if (ret)
+ return ret;

- return ret ? ret : copied;
+ return copied;
}

static const struct file_operations fifo_fops = {
diff --git a/samples/kfifo/inttype-example.c b/samples/kfifo/inttype-example.c
index 8dc3c2e7105a..a326a37e9163 100644
--- a/samples/kfifo/inttype-example.c
+++ b/samples/kfifo/inttype-example.c
@@ -117,8 +117,10 @@ static ssize_t fifo_write(struct file *file, const char __user *buf,
ret = kfifo_from_user(&test, buf, count, &copied);

mutex_unlock(&write_lock);
+ if (ret)
+ return ret;

- return ret ? ret : copied;
+ return copied;
}

static ssize_t fifo_read(struct file *file, char __user *buf,
@@ -133,8 +135,10 @@ static ssize_t fifo_read(struct file *file, char __user *buf,
ret = kfifo_to_user(&test, buf, count, &copied);

mutex_unlock(&read_lock);
+ if (ret)
+ return ret;

- return ret ? ret : copied;
+ return copied;
}

static const struct file_operations fifo_fops = {
diff --git a/samples/kfifo/record-example.c b/samples/kfifo/record-example.c
index 2d7529eeb294..deb87a2e4e6b 100644
--- a/samples/kfifo/record-example.c
+++ b/samples/kfifo/record-example.c
@@ -131,8 +131,10 @@ static ssize_t fifo_write(struct file *file, const char __user *buf,
ret = kfifo_from_user(&test, buf, count, &copied);

mutex_unlock(&write_lock);
+ if (ret)
+ return ret;

- return ret ? ret : copied;
+ return copied;
}

static ssize_t fifo_read(struct file *file, char __user *buf,
@@ -147,8 +149,10 @@ static ssize_t fifo_read(struct file *file, char __user *buf,
ret = kfifo_to_user(&test, buf, count, &copied);

mutex_unlock(&read_lock);
+ if (ret)
+ return ret;

- return ret ? ret : copied;
+ return copied;
}

static const struct file_operations fifo_fops = {
diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index f7049e288e93..c58a46904861 100644
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -502,8 +502,8 @@ static int get_mext_match(const char *match_str, match_f flag)
else if (flag == FIND_NEXT_MATCH_UP)
--match_start;

+ match_start = (match_start + items_num) % items_num;
index = match_start;
- index = (index + items_num) % items_num;
while (true) {
char *str = k_menu_items[index].str;
if (strcasestr(str, match_str) != 0)
diff --git a/sound/core/init.c b/sound/core/init.c
index 67765c61e5d5..d0f8405fdfd8 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -403,10 +403,8 @@ int snd_card_disconnect(struct snd_card *card)
return 0;
}
card->shutdown = 1;
- spin_unlock(&card->files_lock);

/* replace file->f_op with special dummy operations */
- spin_lock(&card->files_lock);
list_for_each_entry(mfile, &card->files_list, list) {
/* it's critical part, use endless loop */
/* we have no room to fail */
diff --git a/sound/isa/sb/emu8000.c b/sound/isa/sb/emu8000.c
index 94c411299e5a..470058e89fef 100644
--- a/sound/isa/sb/emu8000.c
+++ b/sound/isa/sb/emu8000.c
@@ -1042,8 +1042,10 @@ snd_emu8000_create_mixer(struct snd_card *card, struct snd_emu8000 *emu)

memset(emu->controls, 0, sizeof(emu->controls));
for (i = 0; i < EMU8000_NUM_CONTROLS; i++) {
- if ((err = snd_ctl_add(card, emu->controls[i] = snd_ctl_new1(mixer_defs[i], emu))) < 0)
+ if ((err = snd_ctl_add(card, emu->controls[i] = snd_ctl_new1(mixer_defs[i], emu))) < 0) {
+ emu->controls[i] = NULL;
goto __error;
+ }
}
return 0;

diff --git a/sound/isa/sb/sb16_csp.c b/sound/isa/sb/sb16_csp.c
index 48da2276683d..2cc068be7d3b 100644
--- a/sound/isa/sb/sb16_csp.c
+++ b/sound/isa/sb/sb16_csp.c
@@ -1059,10 +1059,14 @@ static int snd_sb_qsound_build(struct snd_sb_csp * p)

spin_lock_init(&p->q_lock);

- if ((err = snd_ctl_add(card, p->qsound_switch = snd_ctl_new1(&snd_sb_qsound_switch, p))) < 0)
+ if ((err = snd_ctl_add(card, p->qsound_switch = snd_ctl_new1(&snd_sb_qsound_switch, p))) < 0) {
+ p->qsound_switch = NULL;
goto __error;
- if ((err = snd_ctl_add(card, p->qsound_space = snd_ctl_new1(&snd_sb_qsound_space, p))) < 0)
+ }
+ if ((err = snd_ctl_add(card, p->qsound_space = snd_ctl_new1(&snd_sb_qsound_space, p))) < 0) {
+ p->qsound_space = NULL;
goto __error;
+ }

return 0;

diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index dcefb12557f1..7fed8d1bb79c 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -1182,11 +1182,17 @@ static const char *get_line_out_pfx(struct hda_codec *codec, int ch,
*index = ch;
return "Headphone";
case AUTO_PIN_LINE_OUT:
- /* This deals with the case where we have two DACs and
- * one LO, one HP and one Speaker */
- if (!ch && cfg->speaker_outs && cfg->hp_outs) {
- bool hp_lo_shared = !path_has_mixer(codec, spec->hp_paths[0], ctl_type);
- bool spk_lo_shared = !path_has_mixer(codec, spec->speaker_paths[0], ctl_type);
+ /* This deals with the case where one HP or one Speaker or
+ * one HP + one Speaker need to share the DAC with LO
+ */
+ if (!ch) {
+ bool hp_lo_shared = false, spk_lo_shared = false;
+
+ if (cfg->speaker_outs)
+ spk_lo_shared = !path_has_mixer(codec,
+ spec->speaker_paths[0], ctl_type);
+ if (cfg->hp_outs)
+ hp_lo_shared = !path_has_mixer(codec, spec->hp_paths[0], ctl_type);
if (hp_lo_shared && spk_lo_shared)
return spec->vmaster_mute.hook ? "PCM" : "Master";
if (hp_lo_shared)
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 51163309c875..583c7dd9aa39 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2226,13 +2226,13 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
ALC882_FIXUP_ACER_ASPIRE_8930G),
SND_PCI_QUIRK(0x1025, 0x0146, "Acer Aspire 6935G",
ALC882_FIXUP_ACER_ASPIRE_8930G),
+ SND_PCI_QUIRK(0x1025, 0x0142, "Acer Aspire 7730G",
+ ALC882_FIXUP_ACER_ASPIRE_4930G),
+ SND_PCI_QUIRK(0x1025, 0x0155, "Packard-Bell M5120", ALC882_FIXUP_PB_M5210),
SND_PCI_QUIRK(0x1025, 0x015e, "Acer Aspire 6930G",
ALC882_FIXUP_ACER_ASPIRE_4930G),
SND_PCI_QUIRK(0x1025, 0x0166, "Acer Aspire 6530G",
ALC882_FIXUP_ACER_ASPIRE_4930G),
- SND_PCI_QUIRK(0x1025, 0x0142, "Acer Aspire 7730G",
- ALC882_FIXUP_ACER_ASPIRE_4930G),
- SND_PCI_QUIRK(0x1025, 0x0155, "Packard-Bell M5120", ALC882_FIXUP_PB_M5210),
SND_PCI_QUIRK(0x1025, 0x021e, "Acer Aspire 5739G",
ALC882_FIXUP_ACER_ASPIRE_4930G),
SND_PCI_QUIRK(0x1025, 0x0259, "Acer Aspire 5935", ALC889_FIXUP_DAC_ROUTE),
@@ -2244,11 +2244,11 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x835f, "Asus Eee 1601", ALC888_FIXUP_EEE1601),
SND_PCI_QUIRK(0x1043, 0x84bc, "ASUS ET2700", ALC887_FIXUP_ASUS_BASS),
SND_PCI_QUIRK(0x1043, 0x8691, "ASUS ROG Ranger VIII", ALC882_FIXUP_GPIO3),
+ SND_PCI_QUIRK(0x104d, 0x9043, "Sony Vaio VGC-LN51JGB", ALC882_FIXUP_NO_PRIMARY_HP),
+ SND_PCI_QUIRK(0x104d, 0x9044, "Sony VAIO AiO", ALC882_FIXUP_NO_PRIMARY_HP),
SND_PCI_QUIRK(0x104d, 0x9047, "Sony Vaio TT", ALC889_FIXUP_VAIO_TT),
SND_PCI_QUIRK(0x104d, 0x905a, "Sony Vaio Z", ALC882_FIXUP_NO_PRIMARY_HP),
SND_PCI_QUIRK(0x104d, 0x9060, "Sony Vaio VPCL14M1R", ALC882_FIXUP_NO_PRIMARY_HP),
- SND_PCI_QUIRK(0x104d, 0x9043, "Sony Vaio VGC-LN51JGB", ALC882_FIXUP_NO_PRIMARY_HP),
- SND_PCI_QUIRK(0x104d, 0x9044, "Sony VAIO AiO", ALC882_FIXUP_NO_PRIMARY_HP),

/* All Apple entries are in codec SSIDs */
SND_PCI_QUIRK(0x106b, 0x00a0, "MacBookPro 3,1", ALC889_FIXUP_MBP_VREF),
@@ -5764,12 +5764,12 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x8398, "ASUS P1005", ALC269_FIXUP_STEREO_DMIC),
SND_PCI_QUIRK(0x1043, 0x83ce, "ASUS P1005", ALC269_FIXUP_STEREO_DMIC),
SND_PCI_QUIRK(0x1043, 0x8516, "ASUS X101CH", ALC269_FIXUP_ASUS_X101),
- SND_PCI_QUIRK(0x104d, 0x90b5, "Sony VAIO Pro 11", ALC286_FIXUP_SONY_MIC_NO_PRESENCE),
- SND_PCI_QUIRK(0x104d, 0x90b6, "Sony VAIO Pro 13", ALC286_FIXUP_SONY_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x104d, 0x9073, "Sony VAIO", ALC275_FIXUP_SONY_VAIO_GPIO2),
SND_PCI_QUIRK(0x104d, 0x907b, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ),
SND_PCI_QUIRK(0x104d, 0x9084, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ),
SND_PCI_QUIRK(0x104d, 0x9099, "Sony VAIO S13", ALC275_FIXUP_SONY_DISABLE_AAMIX),
+ SND_PCI_QUIRK(0x104d, 0x90b5, "Sony VAIO Pro 11", ALC286_FIXUP_SONY_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x104d, 0x90b6, "Sony VAIO Pro 13", ALC286_FIXUP_SONY_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x10cf, 0x1475, "Lifebook", ALC269_FIXUP_LIFEBOOK),
SND_PCI_QUIRK(0x10cf, 0x159f, "Lifebook E780", ALC269_FIXUP_LIFEBOOK_NO_HP_TO_LINEOUT),
SND_PCI_QUIRK(0x10cf, 0x15dc, "Lifebook T731", ALC269_FIXUP_LIFEBOOK_HP_PIN),
@@ -6491,8 +6491,7 @@ static const struct snd_pci_quirk alc861_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1393, "ASUS A6Rp", ALC861_FIXUP_ASUS_A6RP),
SND_PCI_QUIRK_VENDOR(0x1043, "ASUS laptop", ALC861_FIXUP_AMP_VREF_0F),
SND_PCI_QUIRK(0x1462, 0x7254, "HP DX2200", ALC861_FIXUP_NO_JACK_DETECT),
- SND_PCI_QUIRK(0x1584, 0x2b01, "Haier W18", ALC861_FIXUP_AMP_VREF_0F),
- SND_PCI_QUIRK(0x1584, 0x0000, "Uniwill ECS M31EI", ALC861_FIXUP_AMP_VREF_0F),
+ SND_PCI_QUIRK_VENDOR(0x1584, "Haier/Uniwill", ALC861_FIXUP_AMP_VREF_0F),
SND_PCI_QUIRK(0x1734, 0x10c7, "FSC Amilo Pi1505", ALC861_FIXUP_FSC_AMILO_PI1505),
{}
};
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index dd6c9e6a1d53..4128c04fbfde 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -5314,7 +5314,8 @@ static int snd_hdsp_free(struct hdsp *hdsp)
if (hdsp->port)
pci_release_regions(hdsp->pci);

- pci_disable_device(hdsp->pci);
+ if (pci_is_enabled(hdsp->pci))
+ pci_disable_device(hdsp->pci);
return 0;
}

diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 1a0c0d16a279..f4b164f19d30 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -6912,7 +6912,8 @@ static int snd_hdspm_free(struct hdspm * hdspm)
if (hdspm->port)
pci_release_regions(hdspm->pci);

- pci_disable_device(hdspm->pci);
+ if (pci_is_enabled(hdspm->pci))
+ pci_disable_device(hdspm->pci);
return 0;
}

diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
index c253bdf92e36..e5611ee9f2ae 100644
--- a/sound/pci/rme9652/rme9652.c
+++ b/sound/pci/rme9652/rme9652.c
@@ -1761,7 +1761,8 @@ static int snd_rme9652_free(struct snd_rme9652 *rme9652)
if (rme9652->port)
pci_release_regions(rme9652->pci);

- pci_disable_device(rme9652->pci);
+ if (pci_is_enabled(rme9652->pci))
+ pci_disable_device(rme9652->pci);
return 0;
}

diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c
index af2ed774b552..146099ec8570 100644
--- a/sound/soc/codecs/rt286.c
+++ b/sound/soc/codecs/rt286.c
@@ -174,6 +174,9 @@ static bool rt286_readable_register(struct device *dev, unsigned int reg)
case RT286_PROC_COEF:
case RT286_SET_AMP_GAIN_ADC_IN1:
case RT286_SET_AMP_GAIN_ADC_IN2:
+ case RT286_SET_GPIO_MASK:
+ case RT286_SET_GPIO_DIRECTION:
+ case RT286_SET_GPIO_DATA:
case RT286_SET_POWER(RT286_DAC_OUT1):
case RT286_SET_POWER(RT286_DAC_OUT2):
case RT286_SET_POWER(RT286_ADC_IN1):
@@ -1117,12 +1120,11 @@ static const struct dmi_system_id force_combo_jack_table[] = {
{ }
};

-static const struct dmi_system_id dmi_dell_dino[] = {
+static const struct dmi_system_id dmi_dell[] = {
{
- .ident = "Dell Dino",
+ .ident = "Dell",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "XPS 13 9343")
}
},
{ }
@@ -1133,7 +1135,7 @@ static int rt286_i2c_probe(struct i2c_client *i2c,
{
struct rt286_platform_data *pdata = dev_get_platdata(&i2c->dev);
struct rt286_priv *rt286;
- int i, ret, val;
+ int i, ret, vendor_id;

rt286 = devm_kzalloc(&i2c->dev, sizeof(*rt286),
GFP_KERNEL);
@@ -1149,14 +1151,15 @@ static int rt286_i2c_probe(struct i2c_client *i2c,
}

ret = regmap_read(rt286->regmap,
- RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &val);
+ RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &vendor_id);
if (ret != 0) {
dev_err(&i2c->dev, "I2C error %d\n", ret);
return ret;
}
- if (val != RT286_VENDOR_ID && val != RT288_VENDOR_ID) {
+ if (vendor_id != RT286_VENDOR_ID && vendor_id != RT288_VENDOR_ID) {
dev_err(&i2c->dev,
- "Device with ID register %#x is not rt286\n", val);
+ "Device with ID register %#x is not rt286\n",
+ vendor_id);
return -ENODEV;
}

@@ -1180,8 +1183,8 @@ static int rt286_i2c_probe(struct i2c_client *i2c,
if (pdata)
rt286->pdata = *pdata;

- if (dmi_check_system(force_combo_jack_table) ||
- dmi_check_system(dmi_dell_dino))
+ if ((vendor_id == RT288_VENDOR_ID && dmi_check_system(dmi_dell)) ||
+ dmi_check_system(force_combo_jack_table))
rt286->pdata.cbj_en = true;

regmap_write(rt286->regmap, RT286_SET_AUDIO_POWER, AC_PWRST_D3);
@@ -1220,7 +1223,7 @@ static int rt286_i2c_probe(struct i2c_client *i2c,
regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL3, 0xf777, 0x4737);
regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL4, 0x00ff, 0x003f);

- if (dmi_check_system(dmi_dell_dino)) {
+ if (vendor_id == RT288_VENDOR_ID && dmi_check_system(dmi_dell)) {
regmap_update_bits(rt286->regmap,
RT286_SET_GPIO_MASK, 0x40, 0x40);
regmap_update_bits(rt286->regmap,
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 61d303f4283d..3ded5fe94cea 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -179,9 +179,8 @@ static int snd_usb_create_stream(struct snd_usb_audio *chip, int ctrlif, int int
ctrlif, interface);
return -EINVAL;
}
- usb_driver_claim_interface(&usb_audio_driver, iface, (void *)-1L);
-
- return 0;
+ return usb_driver_claim_interface(&usb_audio_driver, iface,
+ USB_AUDIO_IFACE_UNUSED);
}

if ((altsd->bInterfaceClass != USB_CLASS_AUDIO &&
@@ -201,7 +200,8 @@ static int snd_usb_create_stream(struct snd_usb_audio *chip, int ctrlif, int int

if (! snd_usb_parse_audio_interface(chip, interface)) {
usb_set_interface(dev, interface, 0); /* reset the current interface */
- usb_driver_claim_interface(&usb_audio_driver, iface, (void *)-1L);
+ return usb_driver_claim_interface(&usb_audio_driver, iface,
+ USB_AUDIO_IFACE_UNUSED);
}

return 0;
@@ -610,7 +610,7 @@ static void usb_audio_disconnect(struct usb_interface *intf)
struct snd_card *card;
struct list_head *p;

- if (chip == (void *)-1L)
+ if (chip == USB_AUDIO_IFACE_UNUSED)
return;

card = chip->card;
@@ -710,7 +710,7 @@ static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message)
struct usb_mixer_interface *mixer;
struct list_head *p;

- if (chip == (void *)-1L)
+ if (chip == USB_AUDIO_IFACE_UNUSED)
return 0;

if (!chip->num_suspended_intf++) {
@@ -740,7 +740,7 @@ static int __usb_audio_resume(struct usb_interface *intf, bool reset_resume)
struct list_head *p;
int err = 0;

- if (chip == (void *)-1L)
+ if (chip == USB_AUDIO_IFACE_UNUSED)
return 0;

atomic_inc(&chip->active); /* avoid autopm */
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index a917b7e02d31..d3d3e05fe5b8 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -2479,6 +2479,16 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
},

+{
+ USB_DEVICE_VENDOR_SPEC(0x0944, 0x0204),
+ .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+ .vendor_name = "KORG, Inc.",
+ /* .product_name = "ToneLab EX", */
+ .ifnum = 3,
+ .type = QUIRK_MIDI_STANDARD_INTERFACE,
+ }
+},
+
/* AKAI devices */
{
USB_DEVICE(0x09e8, 0x0062),
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index cd615514a5ff..7979a9e19c53 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -66,8 +66,12 @@ static int create_composite_quirk(struct snd_usb_audio *chip,
if (!iface)
continue;
if (quirk->ifnum != probed_ifnum &&
- !usb_interface_claimed(iface))
- usb_driver_claim_interface(driver, iface, (void *)-1L);
+ !usb_interface_claimed(iface)) {
+ err = usb_driver_claim_interface(driver, iface,
+ USB_AUDIO_IFACE_UNUSED);
+ if (err < 0)
+ return err;
+ }
}

return 0;
@@ -399,8 +403,12 @@ static int create_autodetect_quirks(struct snd_usb_audio *chip,
continue;

err = create_autodetect_quirk(chip, iface, driver);
- if (err >= 0)
- usb_driver_claim_interface(driver, iface, (void *)-1L);
+ if (err >= 0) {
+ err = usb_driver_claim_interface(driver, iface,
+ USB_AUDIO_IFACE_UNUSED);
+ if (err < 0)
+ return err;
+ }
}

return 0;
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index c5338be3aa37..09ecc7afdc4f 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -62,6 +62,8 @@ struct snd_usb_audio {
struct usb_host_interface *ctrl_intf; /* the audio control interface */
};

+#define USB_AUDIO_IFACE_UNUSED ((void *)-1L)
+
#define usb_audio_err(chip, fmt, args...) \
dev_err(&(chip)->dev->dev, fmt, ##args)
#define usb_audio_warn(chip, fmt, args...) \
diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk
index 50a93f5f13d6..d8fa6c72b7ca 100644
--- a/tools/testing/selftests/lib.mk
+++ b/tools/testing/selftests/lib.mk
@@ -1,6 +1,10 @@
# This mimics the top-level Makefile. We do it explicitly here so that this
# Makefile can operate with or without the kbuild infrastructure.
+ifneq ($(LLVM),)
+CC := clang
+else
CC := $(CROSS_COMPILE)gcc
+endif

define RUN_TESTS
@for TEST in $(TEST_PROGS); do \

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