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Date: Sat, 22 May 2021 10:56:58 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 4.9.269
diff --git a/Makefile b/Makefile
index 642365d416be..94436a50dc9f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 268
+SUBLEVEL = 269
EXTRAVERSION =
NAME = Roaring Lionus
diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S
index 85d9ea4a0acc..37ad245cf989 100644
--- a/arch/arc/kernel/entry.S
+++ b/arch/arc/kernel/entry.S
@@ -169,7 +169,7 @@ 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
@@ -252,7 +252,7 @@ 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 .Lret_from_system_call
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index a97a785ccc6b..f0906d67a107 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 d5d51916bb74..b24a77781e75 100644
--- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi
+++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
@@ -280,7 +280,7 @@
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/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 671dbc28e5d4..59e04e2d9d9d 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -891,7 +891,7 @@ static void breakpoint_handler(unsigned long unknown, struct pt_regs *regs)
info->trigger = addr;
pr_debug("breakpoint fired: address = 0x%x\n", addr);
perf_bp_event(bp, regs);
- if (!bp->overflow_handler)
+ if (is_default_overflow_handler(bp))
enable_single_step(bp, addr);
goto unlock;
}
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index b307d6b6357e..ad34be46c361 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -914,7 +914,7 @@
<&mmsys CLK_MM_DSI1_DIGITAL>,
<&mipi_tx1>;
clock-names = "engine", "digital", "hs";
- phy = <&mipi_tx1>;
+ phys = <&mipi_tx1>;
phy-names = "dphy";
status = "disabled";
};
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/mips/include/asm/div64.h b/arch/mips/include/asm/div64.h
index dc5ea5736440..ceece76fc971 100644
--- a/arch/mips/include/asm/div64.h
+++ b/arch/mips/include/asm/div64.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2000, 2004 Maciej W. Rozycki
+ * Copyright (C) 2000, 2004, 2021 Maciej W. Rozycki
* Copyright (C) 2003, 07 Ralf Baechle (ralf@...ux-mips.org)
*
* This file is subject to the terms and conditions of the GNU General Public
@@ -9,25 +9,18 @@
#ifndef __ASM_DIV64_H
#define __ASM_DIV64_H
-#include <asm-generic/div64.h>
-
-#if BITS_PER_LONG == 64
+#include <asm/bitsperlong.h>
-#include <linux/types.h>
+#if BITS_PER_LONG == 32
/*
* No traps on overflows for any of these...
*/
-#define __div64_32(n, base) \
-({ \
+#define do_div64_32(res, high, low, base) ({ \
unsigned long __cf, __tmp, __tmp2, __i; \
unsigned long __quot32, __mod32; \
- unsigned long __high, __low; \
- unsigned long long __n; \
\
- __high = *__n >> 32; \
- __low = __n; \
__asm__( \
" .set push \n" \
" .set noat \n" \
@@ -51,18 +44,48 @@
" subu %0, %0, %z6 \n" \
" addiu %2, %2, 1 \n" \
"3: \n" \
- " bnez %4, 0b\n\t" \
- " srl %5, %1, 0x1f\n\t" \
+ " bnez %4, 0b \n" \
+ " srl %5, %1, 0x1f \n" \
" .set pop" \
: "=&r" (__mod32), "=&r" (__tmp), \
"=&r" (__quot32), "=&r" (__cf), \
"=&r" (__i), "=&r" (__tmp2) \
- : "Jr" (base), "0" (__high), "1" (__low)); \
+ : "Jr" (base), "0" (high), "1" (low)); \
\
- (__n) = __quot32; \
+ (res) = __quot32; \
__mod32; \
})
-#endif /* BITS_PER_LONG == 64 */
+#define __div64_32(n, base) ({ \
+ unsigned long __upper, __low, __high, __radix; \
+ unsigned long long __quot; \
+ unsigned long long __div; \
+ unsigned long __mod; \
+ \
+ __div = (*n); \
+ __radix = (base); \
+ \
+ __high = __div >> 32; \
+ __low = __div; \
+ \
+ if (__high < __radix) { \
+ __upper = __high; \
+ __high = 0; \
+ } else { \
+ __upper = __high % __radix; \
+ __high /= __radix; \
+ } \
+ \
+ __mod = do_div64_32(__low, __upper, __low, __radix); \
+ \
+ __quot = __high; \
+ __quot = __quot << 32 | __low; \
+ (*n) = __quot; \
+ __mod; \
+})
+
+#endif /* BITS_PER_LONG == 32 */
+
+#include <asm-generic/div64.h>
#endif /* __ASM_DIV64_H */
diff --git a/arch/mips/pci/pci-legacy.c b/arch/mips/pci/pci-legacy.c
index 2d6886f09ba3..009b840ee5ef 100644
--- a/arch/mips/pci/pci-legacy.c
+++ b/arch/mips/pci/pci-legacy.c
@@ -158,8 +158,13 @@ void pci_load_of_ranges(struct pci_controller *hose, struct device_node *node)
res = hose->mem_resource;
break;
}
- if (res != NULL)
- of_pci_range_to_resource(&range, node, res);
+ if (res != NULL) {
+ res->name = node->full_name;
+ res->flags = range.flags;
+ res->start = range.cpu_addr;
+ res->end = range.cpu_addr + range.size - 1;
+ res->parent = res->child = res->sibling = NULL;
+ }
}
}
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index 63292f64b25a..f66326339bc8 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -348,6 +348,7 @@ config PPC_EARLY_DEBUG_CPM_ADDR
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 a7f229e59892..90d1f2bfb007 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -366,14 +366,11 @@ 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 9bfdd2510fd5..2cf900d16527 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -1021,7 +1021,7 @@ 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);
@@ -1050,7 +1050,7 @@ 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 b868f07c4246..11b4ecec04ee 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -262,7 +262,7 @@ 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 446810e37b0c..777a90e251cc 100644
--- a/arch/powerpc/lib/feature-fixups.c
+++ b/arch/powerpc/lib/feature-fixups.c
@@ -17,6 +17,7 @@
#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>
@@ -282,8 +283,9 @@ 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;
@@ -334,6 +336,19 @@ 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/perf/isa207-common.c b/arch/powerpc/perf/isa207-common.c
index 7592a6491a9a..2d3557406424 100644
--- a/arch/powerpc/perf/isa207-common.c
+++ b/arch/powerpc/perf/isa207-common.c
@@ -139,8 +139,8 @@ int isa207_get_constraint(u64 event, unsigned long *maskp, unsigned long *valp)
* EBB events are pinned & exclusive, so this should never actually
* hit, but we leave it as a fallback in case.
*/
- mask |= CNST_EBB_VAL(ebb);
- value |= CNST_EBB_MASK;
+ mask |= CNST_EBB_MASK;
+ value |= CNST_EBB_VAL(ebb);
*maskp = mask;
*valp = value;
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/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index 7a2beedb9740..a7d9dd029850 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -92,9 +92,6 @@ static void rtas_stop_self(void)
BUG_ON(rtas_stop_self_token == RTAS_UNKNOWN_SERVICE);
- printk("cpu %u (hwid %u) Ready to die...\n",
- smp_processor_id(), hard_smp_processor_id());
-
rtas_call_unlocked(&args, rtas_stop_self_token, 0, 1, NULL);
panic("Alas, I survived.\n");
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index 547fd13e4f8e..35d035d68dce 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -66,6 +66,7 @@ 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;
@@ -92,7 +93,8 @@ 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 f9dca1aed9a4..17b3e82415f8 100644
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -2026,7 +2026,7 @@ 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/um/kernel/dyn.lds.S b/arch/um/kernel/dyn.lds.S
index 4fdbcf958cd5..558e5258dfff 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 1840f55ed042..f544b8c13c2e 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/Kconfig b/arch/x86/Kconfig
index 80636caee07c..3ce5b5bd1dc4 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -495,6 +495,7 @@ config X86_UV
depends on X86_EXTENDED_PLATFORM
depends on NUMA
depends on EFI
+ depends on KEXEC_CORE
depends on X86_X2APIC
depends on PCI
---help---
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 9ebbd4892557..0bc35e3e6c5c 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/events/amd/iommu.c b/arch/x86/events/amd/iommu.c
index b28200dea715..2bbf3fba8097 100644
--- a/arch/x86/events/amd/iommu.c
+++ b/arch/x86/events/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 98fb3a724037..b945f362771f 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6268,6 +6268,7 @@ void kvm_arch_exit(void)
cpuhp_remove_state_nocalls(CPUHP_AP_X86_KVM_CLK_ONLINE);
#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 ce68b6a9d7d1..e28c106a7c0c 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/acpi/scan.c b/drivers/acpi/scan.c
index d749fe20fbfc..89ce7b14a166 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -704,6 +704,7 @@ int acpi_device_add(struct acpi_device *device,
result = acpi_device_set_name(device, acpi_device_bus_id);
if (result) {
+ kfree_const(acpi_device_bus_id->bus_id);
kfree(acpi_device_bus_id);
goto err_unlock;
}
diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index 0b80502bc1c5..bfa2e5eec263 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -518,11 +518,13 @@ 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 b4d54771c9fe..623199fab8fe 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 513ef298dd96..ded3a66049d2 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -4112,6 +4112,10 @@ 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/bus/qcom-ebi2.c b/drivers/bus/qcom-ebi2.c
index a6444244c411..bfb67aa00bec 100644
--- a/drivers/bus/qcom-ebi2.c
+++ b/drivers/bus/qcom-ebi2.c
@@ -357,8 +357,10 @@ static int qcom_ebi2_probe(struct platform_device *pdev)
/* Figure out the chipselect */
ret = of_property_read_u32(child, "reg", &csindex);
- if (ret)
+ if (ret) {
+ of_node_put(child);
return ret;
+ }
if (csindex > 5) {
dev_err(dev,
diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c
index 774748497ace..e56ac5adb5fc 100644
--- a/drivers/char/ttyprintk.c
+++ b/drivers/char/ttyprintk.c
@@ -159,12 +159,23 @@ 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 const struct tty_port_operations null_ops = { };
diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c
index bbfa57b4e017..17dfd4f130ca 100644
--- a/drivers/clk/samsung/clk-exynos7.c
+++ b/drivers/clk/samsung/clk-exynos7.c
@@ -541,8 +541,13 @@ static const struct samsung_gate_clock top1_gate_clks[] __initconst = {
GATE(CLK_ACLK_FSYS0_200, "aclk_fsys0_200", "dout_aclk_fsys0_200",
ENABLE_ACLK_TOP13, 28, CLK_SET_RATE_PARENT |
CLK_IS_CRITICAL, 0),
+ /*
+ * This clock is required for the CMU_FSYS1 registers access, keep it
+ * enabled permanently until proper runtime PM support is added.
+ */
GATE(CLK_ACLK_FSYS1_200, "aclk_fsys1_200", "dout_aclk_fsys1_200",
- ENABLE_ACLK_TOP13, 24, CLK_SET_RATE_PARENT, 0),
+ ENABLE_ACLK_TOP13, 24, CLK_SET_RATE_PARENT |
+ CLK_IS_CRITICAL, 0),
GATE(CLK_SCLK_PHY_FSYS1_26M, "sclk_phy_fsys1_26m",
"dout_sclk_phy_fsys1_26m", ENABLE_SCLK_TOP1_FSYS11,
diff --git a/drivers/clk/socfpga/clk-gate-a10.c b/drivers/clk/socfpga/clk-gate-a10.c
index c2d572748167..7913dbedba89 100644
--- a/drivers/clk/socfpga/clk-gate-a10.c
+++ b/drivers/clk/socfpga/clk-gate-a10.c
@@ -157,6 +157,7 @@ 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/clk/uniphier/clk-uniphier-mux.c b/drivers/clk/uniphier/clk-uniphier-mux.c
index 2c243a894f3b..3a52ab968ac2 100644
--- a/drivers/clk/uniphier/clk-uniphier-mux.c
+++ b/drivers/clk/uniphier/clk-uniphier-mux.c
@@ -40,10 +40,10 @@ static int uniphier_clk_mux_set_parent(struct clk_hw *hw, u8 index)
static u8 uniphier_clk_mux_get_parent(struct clk_hw *hw)
{
struct uniphier_clk_mux *mux = to_uniphier_clk_mux(hw);
- int num_parents = clk_hw_get_num_parents(hw);
+ unsigned int num_parents = clk_hw_get_num_parents(hw);
int ret;
unsigned int val;
- u8 i;
+ unsigned int i;
ret = regmap_read(mux->regmap, mux->reg, &val);
if (ret)
diff --git a/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c b/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
index 0dd8d2dc2ec1..26931325dfa2 100644
--- a/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c3xxxvf/adf_drv.c
@@ -238,12 +238,12 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto out_err_free_reg;
- set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
-
ret = adf_dev_init(accel_dev);
if (ret)
goto out_err_dev_shutdown;
+ set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
+
ret = adf_dev_start(accel_dev);
if (ret)
goto out_err_dev_stop;
diff --git a/drivers/crypto/qat/qat_c62xvf/adf_drv.c b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
index cd9e63468b18..722a06aac9fa 100644
--- a/drivers/crypto/qat/qat_c62xvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_c62xvf/adf_drv.c
@@ -238,12 +238,12 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto out_err_free_reg;
- set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
-
ret = adf_dev_init(accel_dev);
if (ret)
goto out_err_dev_shutdown;
+ set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
+
ret = adf_dev_start(accel_dev);
if (ret)
goto out_err_dev_stop;
diff --git a/drivers/crypto/qat/qat_common/adf_isr.c b/drivers/crypto/qat/qat_common/adf_isr.c
index 06d49017a52b..2c0be14309cf 100644
--- a/drivers/crypto/qat/qat_common/adf_isr.c
+++ b/drivers/crypto/qat/qat_common/adf_isr.c
@@ -330,19 +330,32 @@ 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;
}
EXPORT_SYMBOL_GPL(adf_isr_resource_alloc);
diff --git a/drivers/crypto/qat/qat_common/adf_transport.c b/drivers/crypto/qat/qat_common/adf_transport.c
index 57d2622728a5..4c0067f8c079 100644
--- a/drivers/crypto/qat/qat_common/adf_transport.c
+++ b/drivers/crypto/qat/qat_common/adf_transport.c
@@ -197,6 +197,7 @@ 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_common/adf_vf_isr.c b/drivers/crypto/qat/qat_common/adf_vf_isr.c
index bf99e11a3403..4c1217ba83ae 100644
--- a/drivers/crypto/qat/qat_common/adf_vf_isr.c
+++ b/drivers/crypto/qat/qat_common/adf_vf_isr.c
@@ -304,17 +304,26 @@ 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;
}
EXPORT_SYMBOL_GPL(adf_vf_isr_resource_alloc);
diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
index 15de9cbed3bf..cc3f5171a523 100644
--- a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
+++ b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c
@@ -238,12 +238,12 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto out_err_free_reg;
- set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
-
ret = adf_dev_init(accel_dev);
if (ret)
goto out_err_dev_shutdown;
+ set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
+
ret = adf_dev_start(accel_dev);
if (ret)
goto out_err_dev_stop;
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 4c0b6df8b5dd..1d06d99b8bd9 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -601,7 +601,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
struct arizona *arizona = info->arizona;
int id_gpio = arizona->pdata.hpdet_id_gpio;
unsigned int report = EXTCON_JACK_HEADPHONE;
- int ret, reading;
+ int ret, reading, state;
bool mic = false;
mutex_lock(&info->lock);
@@ -614,12 +614,11 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
}
/* If the cable was removed while measuring ignore the result */
- ret = extcon_get_state(info->edev, EXTCON_MECHANICAL);
- if (ret < 0) {
- dev_err(arizona->dev, "Failed to check cable state: %d\n",
- ret);
+ state = extcon_get_state(info->edev, EXTCON_MECHANICAL);
+ if (state < 0) {
+ dev_err(arizona->dev, "Failed to check cable state: %d\n", state);
goto out;
- } else if (!ret) {
+ } else if (!state) {
dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n");
goto done;
}
@@ -672,7 +671,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC);
/* If we have a mic then reenable MICDET */
- if (mic || info->mic)
+ if (state && (mic || info->mic))
arizona_start_mic(info);
if (info->hpdet_active) {
@@ -680,7 +679,9 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
info->hpdet_active = false;
}
- info->hpdet_done = true;
+ /* Do not set hp_det done when the cable has been unplugged */
+ if (state)
+ info->hpdet_done = true;
out:
mutex_unlock(&info->lock);
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index 854df538ae01..1fc29fca27c8 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -194,6 +194,7 @@ config FW_CFG_SYSFS_CMDLINE
config QCOM_SCM
bool
depends on ARM || ARM64
+ depends on HAVE_ARM_SMCCC
select RESET_CONTROLLER
config QCOM_SCM_32
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 80c60a62d39e..7271e3f32d82 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -652,7 +652,7 @@ 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 c627ab6d0061..8ac54b9dcd39 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 5df3ec73021b..0bfbced3862e 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 96d2a564d9a3..61000e3b2e79 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -506,6 +506,7 @@ 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 c4a53fc648e9..1f641870d860 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -816,6 +816,7 @@
#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 @@ static int plantronics_input_mapping(struct hid_device *hdev,
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 @@ static unsigned long plantronics_device_type(struct hid_device *hdev)
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 @@ static int plantronics_probe(struct hid_device *hdev,
}
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_core.c b/drivers/hsi/hsi_core.c
index c2a2a9795b0b..e9d63b966caf 100644
--- a/drivers/hsi/hsi_core.c
+++ b/drivers/hsi/hsi_core.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/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index 7bf5e2fe1751..60c122b355ea 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -675,6 +675,12 @@ static void init_vp_index(struct vmbus_channel *channel, u16 dev_type)
channel->target_vp = hv_context.vp_index[cur_cpu];
}
+#define UNLOAD_DELAY_UNIT_MS 10 /* 10 milliseconds */
+#define UNLOAD_WAIT_MS (100*1000) /* 100 seconds */
+#define UNLOAD_WAIT_LOOPS (UNLOAD_WAIT_MS/UNLOAD_DELAY_UNIT_MS)
+#define UNLOAD_MSG_MS (5*1000) /* Every 5 seconds */
+#define UNLOAD_MSG_LOOPS (UNLOAD_MSG_MS/UNLOAD_DELAY_UNIT_MS)
+
static void vmbus_wait_for_unload(void)
{
int cpu;
@@ -692,12 +698,17 @@ static void vmbus_wait_for_unload(void)
* vmbus_connection.unload_event. If not, the last thing we can do is
* read message pages for all CPUs directly.
*
- * Wait no more than 10 seconds so that the panic path can't get
- * hung forever in case the response message isn't seen.
+ * Wait up to 100 seconds since an Azure host must writeback any dirty
+ * data in its disk cache before the VMbus UNLOAD request will
+ * complete. This flushing has been empirically observed to take up
+ * to 50 seconds in cases with a lot of dirty data, so allow additional
+ * leeway and for inaccuracies in mdelay(). But eventually time out so
+ * that the panic path can't get hung forever in case the response
+ * message isn't seen.
*/
- for (i = 0; i < 1000; i++) {
+ for (i = 1; i <= UNLOAD_WAIT_LOOPS; i++) {
if (completion_done(&vmbus_connection.unload_event))
- break;
+ goto completed;
for_each_online_cpu(cpu) {
page_addr = hv_context.synic_message_page[cpu];
@@ -717,9 +728,18 @@ static void vmbus_wait_for_unload(void)
vmbus_signal_eom(msg, message_type);
}
- mdelay(10);
+ /*
+ * Give a notice periodically so someone watching the
+ * serial output won't think it is completely hung.
+ */
+ if (!(i % UNLOAD_MSG_LOOPS))
+ pr_notice("Waiting for VMBus UNLOAD to complete\n");
+
+ mdelay(UNLOAD_DELAY_UNIT_MS);
}
+ pr_err("Continuing even though VMBus UNLOAD did not complete\n");
+completed:
/*
* We're crashing and already got the UNLOAD_RESPONSE, cleanup all
* maybe-pending messages on all CPUs to be able to receive new
diff --git a/drivers/hwtracing/intel_th/gth.c b/drivers/hwtracing/intel_th/gth.c
index 98a4cb5d4993..9c236c88bc7b 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(>h->gth_lock);
@@ -605,7 +605,7 @@ 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(>h->gth_lock);
diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c
index 45d6771fac8c..23ee1a423654 100644
--- a/drivers/i2c/busses/i2c-cadence.c
+++ b/drivers/i2c/busses/i2c-cadence.c
@@ -908,7 +908,10 @@ 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-emev2.c b/drivers/i2c/busses/i2c-emev2.c
index 0218ba6eb26a..ad33c1e3a30f 100644
--- a/drivers/i2c/busses/i2c-emev2.c
+++ b/drivers/i2c/busses/i2c-emev2.c
@@ -398,7 +398,10 @@ static int em_i2c_probe(struct platform_device *pdev)
em_i2c_reset(&priv->adap);
- priv->irq = platform_get_irq(pdev, 0);
+ ret = platform_get_irq(pdev, 0);
+ if (ret < 0)
+ goto err_clk;
+ priv->irq = ret;
ret = devm_request_irq(&pdev->dev, priv->irq, em_i2c_irq_handler, 0,
"em_i2c", priv);
if (ret)
diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c
index 41ca9ff7b5da..4dd800c0db14 100644
--- a/drivers/i2c/busses/i2c-jz4780.c
+++ b/drivers/i2c/busses/i2c-jz4780.c
@@ -760,7 +760,10 @@ 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 c2005c789d2b..319d1fa617c8 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/iio/proximity/pulsedlight-lidar-lite-v2.c b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
index 3141c3c161bb..46e969a3a9b7 100644
--- a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
+++ b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
@@ -166,6 +166,7 @@ static int lidar_get_measurement(struct lidar_data *data, u16 *reg)
ret = lidar_write_control(data, LIDAR_REG_CONTROL_ACQUIRE);
if (ret < 0) {
dev_err(&client->dev, "cannot send start measurement command");
+ pm_runtime_put_noidle(&client->dev);
return ret;
}
diff --git a/drivers/infiniband/hw/i40iw/i40iw_pble.c b/drivers/infiniband/hw/i40iw/i40iw_pble.c
index 85993dc44f6e..3fbf7a3b00de 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_pble.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_pble.c
@@ -399,12 +399,9 @@ static enum i40iw_status_code add_pble_pool(struct i40iw_sc_dev *dev,
i40iw_debug(dev, I40IW_DEBUG_PBLE, "next_fpm_addr = %llx chunk_size[%u] = 0x%x\n",
pble_rsrc->next_fpm_addr, chunk->size, chunk->size);
pble_rsrc->unallocated_pble -= (chunk->size >> 3);
- list_add(&chunk->list, &pble_rsrc->pinfo.clist);
sd_reg_val = (sd_entry_type == I40IW_SD_TYPE_PAGED) ?
sd_entry->u.pd_table.pd_page_addr.pa : sd_entry->u.bp.addr.pa;
- if (sd_entry->valid)
- return 0;
- if (dev->is_pf) {
+ if (dev->is_pf && !sd_entry->valid) {
ret_code = i40iw_hmc_sd_one(dev, hmc_info->hmc_fn_id,
sd_reg_val, idx->sd_idx,
sd_entry->entry_type, true);
@@ -415,6 +412,7 @@ static enum i40iw_status_code add_pble_pool(struct i40iw_sc_dev *dev,
}
sd_entry->valid = true;
+ list_add(&chunk->list, &pble_rsrc->pinfo.clist);
return 0;
error:
kfree(chunk);
diff --git a/drivers/input/touchscreen/silead.c b/drivers/input/touchscreen/silead.c
index 867772878c0c..3350c0190c4a 100644
--- a/drivers/input/touchscreen/silead.c
+++ b/drivers/input/touchscreen/silead.c
@@ -28,6 +28,7 @@
#include <linux/input/mt.h>
#include <linux/input/touchscreen.h>
#include <linux/pm.h>
+#include <linux/pm_runtime.h>
#include <linux/irq.h>
#include <asm/unaligned.h>
@@ -317,10 +318,8 @@ static int silead_ts_get_id(struct i2c_client *client)
error = i2c_smbus_read_i2c_block_data(client, SILEAD_REG_ID,
sizeof(chip_id), (u8 *)&chip_id);
- if (error < 0) {
- dev_err(&client->dev, "Chip ID read error %d\n", error);
+ if (error < 0)
return error;
- }
data->chip_id = le32_to_cpu(chip_id);
dev_info(&client->dev, "Silead chip ID: 0x%8X", data->chip_id);
@@ -333,12 +332,49 @@ static int silead_ts_setup(struct i2c_client *client)
int error;
u32 status;
+ /*
+ * Some buggy BIOS-es bring up the chip in a stuck state where it
+ * blocks the I2C bus. The following steps are necessary to
+ * unstuck the chip / bus:
+ * 1. Turn off the Silead chip.
+ * 2. Try to do an I2C transfer with the chip, this will fail in
+ * response to which the I2C-bus-driver will call:
+ * i2c_recover_bus() which will unstuck the I2C-bus. Note the
+ * unstuck-ing of the I2C bus only works if we first drop the
+ * chip off the bus by turning it off.
+ * 3. Turn the chip back on.
+ *
+ * On the x86/ACPI systems were this problem is seen, step 1. and
+ * 3. require making ACPI calls and dealing with ACPI Power
+ * Resources. The workaround below runtime-suspends the chip to
+ * turn it off, leaving it up to the ACPI subsystem to deal with
+ * this.
+ */
+
+ if (device_property_read_bool(&client->dev,
+ "silead,stuck-controller-bug")) {
+ pm_runtime_set_active(&client->dev);
+ pm_runtime_enable(&client->dev);
+ pm_runtime_allow(&client->dev);
+
+ pm_runtime_suspend(&client->dev);
+
+ dev_warn(&client->dev, FW_BUG "Stuck I2C bus: please ignore the next 'controller timed out' error\n");
+ silead_ts_get_id(client);
+
+ /* The forbid will also resume the device */
+ pm_runtime_forbid(&client->dev);
+ pm_runtime_disable(&client->dev);
+ }
+
silead_ts_set_power(client, SILEAD_POWER_OFF);
silead_ts_set_power(client, SILEAD_POWER_ON);
error = silead_ts_get_id(client);
- if (error)
+ if (error) {
+ dev_err(&client->dev, "Chip ID read error %d\n", error);
return error;
+ }
error = silead_ts_init(client);
if (error)
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 836a2808c0c7..eb2659a12310 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/dm-rq.c b/drivers/md/dm-rq.c
index ba7c4c685db3..dcde657e0825 100644
--- a/drivers/md/dm-rq.c
+++ b/drivers/md/dm-rq.c
@@ -1009,6 +1009,7 @@ int dm_mq_init_request_queue(struct mapped_device *md, struct dm_table *t)
blk_mq_free_tag_set(md->tag_set);
out_kfree_tag_set:
kfree(md->tag_set);
+ md->tag_set = NULL;
return err;
}
@@ -1018,6 +1019,7 @@ void dm_mq_cleanup_mapped_device(struct mapped_device *md)
if (md->tag_set) {
blk_mq_free_tag_set(md->tag_set);
kfree(md->tag_set);
+ md->tag_set = NULL;
}
}
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 0bfb77f8503d..98c72dd56a2d 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -508,6 +508,17 @@ 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;
@@ -519,13 +530,13 @@ 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);
@@ -551,12 +562,7 @@ 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);
@@ -7106,8 +7112,7 @@ 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);
@@ -8462,11 +8467,11 @@ void md_check_recovery(struct mddev *mddev)
}
if (mddev_is_clustered(mddev)) {
- struct md_rdev *rdev;
+ struct md_rdev *rdev, *tmp;
/* kick the device if another node issued a
* remove disk.
*/
- rdev_for_each(rdev, mddev) {
+ rdev_for_each_safe(rdev, tmp, mddev) {
if (test_and_clear_bit(ClusterRemove, &rdev->flags) &&
rdev->raid_disk < 0)
md_kick_rdev_from_array(rdev);
@@ -8775,12 +8780,12 @@ static int __init md_init(void)
static void check_sb_changes(struct mddev *mddev, struct md_rdev *rdev)
{
struct mdp_superblock_1 *sb = page_address(rdev->sb_page);
- struct md_rdev *rdev2;
+ struct md_rdev *rdev2, *tmp;
int role, ret;
char b[BDEVNAME_SIZE];
/* Check for change of roles in the active devices */
- rdev_for_each(rdev2, mddev) {
+ rdev_for_each_safe(rdev2, tmp, mddev) {
if (test_bit(Faulty, &rdev2->flags))
continue;
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/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index a1cc1c1e5318..fb1284051d05 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -216,6 +216,7 @@ static void dvb_media_device_free(struct dvb_device *dvbdev)
if (dvbdev->adapter->conn) {
media_device_unregister_entity(dvbdev->adapter->conn);
+ kfree(dvbdev->adapter->conn);
dvbdev->adapter->conn = NULL;
kfree(dvbdev->adapter->conn_pads);
dvbdev->adapter->conn_pads = NULL;
diff --git a/drivers/media/i2c/adv7511-v4l2.c b/drivers/media/i2c/adv7511-v4l2.c
index b87c9e7ff146..e81c4cca50c6 100644
--- a/drivers/media/i2c/adv7511-v4l2.c
+++ b/drivers/media/i2c/adv7511-v4l2.c
@@ -1976,7 +1976,7 @@ static int adv7511_remove(struct i2c_client *client)
adv7511_set_isr(sd, false);
adv7511_init_setup(sd);
- cancel_delayed_work(&state->edid_handler);
+ cancel_delayed_work_sync(&state->edid_handler);
i2c_unregister_device(state->i2c_edid);
if (state->i2c_cec)
i2c_unregister_device(state->i2c_cec);
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index ce6f93074ae0..56b8b7bf759e 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -3541,7 +3541,7 @@ static int adv76xx_remove(struct i2c_client *client)
io_write(sd, 0x6e, 0);
io_write(sd, 0x73, 0);
- cancel_delayed_work(&state->delayed_work_enable_hotplug);
+ cancel_delayed_work_sync(&state->delayed_work_enable_hotplug);
v4l2_async_unregister_subdev(sd);
media_entity_cleanup(&sd->entity);
adv76xx_unregister_clients(to_state(sd));
diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c
index cf3b42c9417e..d7af4fbcb84b 100644
--- a/drivers/media/i2c/adv7842.c
+++ b/drivers/media/i2c/adv7842.c
@@ -3598,7 +3598,7 @@ static int adv7842_remove(struct i2c_client *client)
struct adv7842_state *state = to_state(sd);
adv7842_irq_enable(sd, false);
- cancel_delayed_work(&state->delayed_work_enable_hotplug);
+ cancel_delayed_work_sync(&state->delayed_work_enable_hotplug);
v4l2_device_unregister_subdev(sd);
media_entity_cleanup(&sd->entity);
adv7842_unregister_clients(sd);
diff --git a/drivers/media/pci/saa7164/saa7164-encoder.c b/drivers/media/pci/saa7164/saa7164-encoder.c
index 32a353d162e7..f2e6fbfa019f 100644
--- a/drivers/media/pci/saa7164/saa7164-encoder.c
+++ b/drivers/media/pci/saa7164/saa7164-encoder.c
@@ -1030,7 +1030,7 @@ 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 */
@@ -1084,7 +1084,7 @@ 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;
@@ -1102,7 +1102,7 @@ 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;
@@ -1113,10 +1113,7 @@ 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",
@@ -1138,9 +1135,14 @@ 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 8fed2fbe91a9..f78caf72cb3e 100644
--- a/drivers/media/platform/vivid/vivid-vid-out.c
+++ b/drivers/media/platform/vivid/vivid-vid-out.c
@@ -1003,7 +1003,7 @@ 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 9f3e0fd4cad9..d4443f9c9fa3 100644
--- a/drivers/media/tuners/m88rs6000t.c
+++ b/drivers/media/tuners/m88rs6000t.c
@@ -534,7 +534,7 @@ 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)
@@ -546,12 +546,12 @@ 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 b3413404f91a..690c1e06fbfa 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 107255b08b2b..704d57e3ea1c 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb.h
+++ b/drivers/media/usb/dvb-usb/dvb-usb.h
@@ -471,7 +471,8 @@ 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 b0aea48907b7..7e259be47252 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -1967,6 +1967,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
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 d239075a6a65..79f1e8904e30 100644
--- a/drivers/media/usb/gspca/gspca.c
+++ b/drivers/media/usb/gspca/gspca.c
@@ -2146,6 +2146,8 @@ int gspca_dev_probe2(struct usb_interface *intf,
#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 a9d47c06f80f..4af2f5b231dd 100644
--- a/drivers/memory/omap-gpmc.c
+++ b/drivers/memory/omap-gpmc.c
@@ -1028,8 +1028,8 @@ 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)) {
@@ -1038,6 +1038,9 @@ 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 f005206d9033..4581210349d2 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 cff5829790c9..b2c977d617c5 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1691,7 +1691,7 @@ 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 7f654c714fff..bb17027c283e 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -136,6 +136,9 @@ 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:
/*
@@ -170,6 +173,9 @@ 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 331183548bc5..b43b8edc18ec 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -689,16 +689,12 @@ 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:
@@ -709,9 +705,13 @@ 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/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index f4a99e91c250..c43bd945d93a 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -2020,7 +2020,7 @@ static int gpmi_nand_init(struct gpmi_nand_data *this)
this->bch_geometry.auxiliary_size = 128;
ret = gpmi_alloc_dma_buffer(this);
if (ret)
- goto err_out;
+ return ret;
ret = nand_scan_ident(mtd, GPMI_IS_MX6(this) ? 2 : 1, NULL);
if (ret)
diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h
index 03d79d95ab75..d7e0d2ce15c1 100644
--- a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h
+++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h
@@ -526,7 +526,7 @@
#define CN23XX_BAR1_INDEX_OFFSET 3
#define CN23XX_PEM_BAR1_INDEX_REG(port, idx) \
- (CN23XX_PEM_BAR1_INDEX_START + ((port) << CN23XX_PEM_OFFSET) + \
+ (CN23XX_PEM_BAR1_INDEX_START + (((u64)port) << CN23XX_PEM_OFFSET) + \
((idx) << CN23XX_BAR1_INDEX_OFFSET))
/*############################ DPI #########################*/
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index 747ef0882976..8f3d544bec0c 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -537,7 +537,7 @@ 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 c15052164717..becfb54421cc 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
@@ -2446,7 +2446,7 @@ 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/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index d10c8a8156bc..5b072bf80783 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -964,7 +964,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
skb->protocol = eth_type_trans(skb, netdev);
if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX &&
- RX_DMA_VID(trxd.rxd3))
+ (trxd.rxd2 & RX_DMA_VTAG))
__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
RX_DMA_VID(trxd.rxd3));
napi_gro_receive(napi, skb);
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 99b1c8e9f16f..2e7ccd8261c3 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -272,6 +272,7 @@
#define RX_DMA_DONE BIT(31)
#define RX_DMA_PLEN0(_x) (((_x) & 0x3fff) << 16)
#define RX_DMA_GET_PLEN0(_x) (((_x) >> 16) & 0x3fff)
+#define RX_DMA_VTAG BIT(15)
/* QDMA descriptor rxd3 */
#define RX_DMA_VID(_x) ((_x) & 0xfff)
diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
index 9d223ff65071..882f2b7ec6d1 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
@@ -1504,6 +1504,7 @@ int emac_mac_tx_buf_send(struct emac_adapter *adpt, struct emac_tx_queue *tx_q,
{
struct emac_tpd tpd;
u32 prod_idx;
+ int len;
memset(&tpd, 0, sizeof(tpd));
@@ -1523,9 +1524,10 @@ int emac_mac_tx_buf_send(struct emac_adapter *adpt, struct emac_tx_queue *tx_q,
if (skb_network_offset(skb) != ETH_HLEN)
TPD_TYP_SET(&tpd, 1);
+ len = skb->len;
emac_tx_fill_tpd(adpt, tx_q, skb, &tpd);
- netdev_sent_queue(adpt->netdev, skb->len);
+ netdev_sent_queue(adpt->netdev, len);
/* Make sure the are enough free descriptors to hold one
* maximum-sized SKB. We need one desc for each fragment,
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
index 1924788d28da..f4ff43a1b5ba 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
@@ -363,6 +363,8 @@ 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;
err = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
if (err)
diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index 413cf14dbacd..8b7596fef42a 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 b0de8ecd7fe8..bdcf4aa34566 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 0434ecf67712..412a36f27de6 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 15a0036dcc6e..09d737f3461b 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 e7fca78cdd96..9d664398a41b 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/intel/ipw2x00/libipw_wx.c b/drivers/net/wireless/intel/ipw2x00/libipw_wx.c
index dd29f46d086b..028b37ba9425 100644
--- a/drivers/net/wireless/intel/ipw2x00/libipw_wx.c
+++ b/drivers/net/wireless/intel/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/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index ff564198d2ce..24948b28e3e7 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -1510,6 +1510,7 @@ 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->wide_cmd_header &&
group_id > IWL_ALWAYS_LONG_GROUP,
@@ -1593,10 +1594,10 @@ 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(txq) < ((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);
@@ -1757,7 +1758,7 @@ 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/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c
index b1b400b59d86..66cd38d4f199 100644
--- a/drivers/net/wireless/marvell/mwl8k.c
+++ b/drivers/net/wireless/marvell/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/mediatek/mt7601u/eeprom.c b/drivers/net/wireless/mediatek/mt7601u/eeprom.c
index da6faea092d6..80d0f64205f8 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/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 932f3f81e8cf..959844a10861 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -468,6 +468,7 @@ 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;
@@ -483,9 +484,9 @@ 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] = {
@@ -588,7 +589,7 @@ 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,
@@ -597,7 +598,7 @@ 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));
}
@@ -665,35 +666,37 @@ 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) {
@@ -885,19 +888,19 @@ 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 {
@@ -979,7 +982,8 @@ 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);
@@ -1574,30 +1578,30 @@ 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/pn533.c b/drivers/nfc/pn533/pn533.c
index d9c55830b2b2..6c495664d2cb 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -678,6 +678,9 @@ 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/of/fdt.c b/drivers/of/fdt.c
index 9054b8f218a7..e9360d5cbcba 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -1158,16 +1158,8 @@ void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size)
int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base,
phys_addr_t size, bool nomap)
{
- if (nomap) {
- /*
- * If the memory is already reserved (by another region), we
- * should not allow it to be marked nomap.
- */
- if (memblock_is_region_reserved(base, size))
- return -EBUSY;
-
- return memblock_mark_nomap(base, size);
- }
+ if (nomap)
+ return memblock_remove(base, size);
return memblock_reserve(base, size);
}
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 7f2b9ef185e4..f154b05f467f 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 e09653c73ab4..acd89fa9820c 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1378,20 +1378,10 @@ 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 19658873b4c1..ddf5ba63b195 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1694,6 +1694,7 @@ 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 ddb530ee2255..9d57695e1f21 100644
--- a/drivers/phy/phy-twl4030-usb.c
+++ b/drivers/phy/phy-twl4030-usb.c
@@ -798,7 +798,7 @@ 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 379f9633f78e..84bfecded84d 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -6044,6 +6044,7 @@ 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 */
@@ -6242,7 +6243,7 @@ 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;
@@ -6257,7 +6258,14 @@ 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++) {
@@ -6267,11 +6275,13 @@ 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) {
@@ -6287,9 +6297,12 @@ 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/supply/generic-adc-battery.c b/drivers/power/supply/generic-adc-battery.c
index f627b39f64bf..b77fd751945d 100644
--- a/drivers/power/supply/generic-adc-battery.c
+++ b/drivers/power/supply/generic-adc-battery.c
@@ -384,7 +384,7 @@ 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/supply/lp8788-charger.c b/drivers/power/supply/lp8788-charger.c
index c3075ea011b6..e800beff1f8f 100644
--- a/drivers/power/supply/lp8788-charger.c
+++ b/drivers/power/supply/lp8788-charger.c
@@ -532,7 +532,7 @@ static int lp8788_set_irqs(struct platform_device *pdev,
ret = request_threaded_irq(virq, NULL,
lp8788_charger_irq_thread,
- 0, name, pchg);
+ IRQF_ONESHOT, name, pchg);
if (ret)
break;
}
diff --git a/drivers/power/supply/pm2301_charger.c b/drivers/power/supply/pm2301_charger.c
index 78561b6884fc..9ef218d76aa9 100644
--- a/drivers/power/supply/pm2301_charger.c
+++ b/drivers/power/supply/pm2301_charger.c
@@ -1098,7 +1098,7 @@ static int pm2xxx_wall_charger_probe(struct i2c_client *i2c_client,
ret = request_threaded_irq(gpio_to_irq(pm2->pdata->gpio_irq_number),
NULL,
pm2xxx_charger_irq[0].isr,
- pm2->pdata->irq_type,
+ pm2->pdata->irq_type | IRQF_ONESHOT,
pm2xxx_charger_irq[0].name, pm2);
if (ret != 0) {
diff --git a/drivers/power/supply/s3c_adc_battery.c b/drivers/power/supply/s3c_adc_battery.c
index 0ffe5cd3abf6..06b412c43aa7 100644
--- a/drivers/power/supply/s3c_adc_battery.c
+++ b/drivers/power/supply/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/power/supply/tps65090-charger.c b/drivers/power/supply/tps65090-charger.c
index 1b4b5e09538e..297bf58f0d4f 100644
--- a/drivers/power/supply/tps65090-charger.c
+++ b/drivers/power/supply/tps65090-charger.c
@@ -311,7 +311,7 @@ static int tps65090_charger_probe(struct platform_device *pdev)
if (irq != -ENXIO) {
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
- tps65090_charger_isr, 0, "tps65090-charger", cdata);
+ tps65090_charger_isr, IRQF_ONESHOT, "tps65090-charger", cdata);
if (ret) {
dev_err(cdata->dev,
"Unable to register irq %d err %d\n", irq,
diff --git a/drivers/power/supply/tps65217_charger.c b/drivers/power/supply/tps65217_charger.c
index 9fd019f9b88c..a6b4eb61b4bb 100644
--- a/drivers/power/supply/tps65217_charger.c
+++ b/drivers/power/supply/tps65217_charger.c
@@ -238,7 +238,7 @@ static int tps65217_charger_probe(struct platform_device *pdev)
if (irq != -ENXIO) {
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
tps65217_charger_irq,
- 0, "tps65217-charger",
+ IRQF_ONESHOT, "tps65217-charger",
charger);
if (ret) {
dev_err(charger->dev,
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index 2bc3dc6244a5..dce885276235 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -564,10 +564,11 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
* even though it shouldn't according to T10.
* The retry without rtpg_ext_hdr_req set
* handles this.
+ * Note: some arrays return a sense key of ILLEGAL_REQUEST
+ * with ASC 00h if they don't support the extended header.
*/
if (!(pg->flags & ALUA_RTPG_EXT_HDR_UNSUPP) &&
- sense_hdr.sense_key == ILLEGAL_REQUEST &&
- sense_hdr.asc == 0x24 && sense_hdr.ascq == 0) {
+ sense_hdr.sense_key == ILLEGAL_REQUEST) {
pg->flags |= ALUA_RTPG_EXT_HDR_UNSUPP;
goto retry;
}
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 ae93f45f9cd8..a36817fb0673 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1751,7 +1751,7 @@ 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 fefef2884d59..30b5f65b29d1 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -1606,8 +1606,6 @@ 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 08c76c361e8d..0e7915ecb85a 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -15252,7 +15252,6 @@ 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/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 33f4181ba9f7..591e2e89ae9f 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1909,6 +1909,8 @@ qla2x00_reset_host_stats(struct Scsi_Host *shost)
vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
if (IS_FWI2_CAPABLE(ha)) {
+ int rval;
+
stats = dma_alloc_coherent(&ha->pdev->dev,
sizeof(*stats), &stats_dma, GFP_KERNEL);
if (!stats) {
@@ -1918,7 +1920,11 @@ qla2x00_reset_host_stats(struct Scsi_Host *shost)
}
/* reset firmware statistics */
- qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
+ rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
+ if (rval != QLA_SUCCESS)
+ ql_log(ql_log_warn, vha, 0x70de,
+ "Resetting ISP statistics failed: rval = %d\n",
+ rval);
dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
stats, stats_dma);
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 b62a99caacc0..a41adea48618 100644
--- a/drivers/spi/spi-dln2.c
+++ b/drivers/spi/spi-dln2.c
@@ -783,7 +783,7 @@ static int dln2_spi_probe(struct platform_device *pdev)
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 @@ static int omap1_spi100k_probe(struct platform_device *pdev)
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/greybus/uart.c b/drivers/staging/greybus/uart.c
index 9ef9cbfd8926..c35c9b766a00 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -661,8 +661,6 @@ static int set_serial_info(struct gb_tty *gb_tty,
if ((close_delay != gb_tty->port.close_delay) ||
(closing_wait != gb_tty->port.closing_wait))
retval = -EPERM;
- else
- retval = -EOPNOTSUPP;
} else {
gb_tty->port.close_delay = close_delay;
gb_tty->port.closing_wait = closing_wait;
diff --git a/drivers/staging/media/omap4iss/iss.c b/drivers/staging/media/omap4iss/iss.c
index c26c99fd4a24..1e10fe204d3b 100644
--- a/drivers/staging/media/omap4iss/iss.c
+++ b/drivers/staging/media/omap4iss/iss.c
@@ -1244,8 +1244,10 @@ 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 fa4c47c7d216..53b77c8ae328 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -3420,7 +3420,7 @@ 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 079db0bd3917..089ba39f76a2 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 68bd1b569118..da01b128c9a2 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;
@@ -121,6 +123,8 @@ static int fair_share_throttle(struct thermal_zone_device *tz, int trip)
mutex_unlock(&instance->cdev->lock);
thermal_cdev_update(cdev);
}
+
+ mutex_unlock(&tz->lock);
return 0;
}
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index ea8b591dd46f..f325019887b2 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -476,8 +476,9 @@ static void stm32_set_termios(struct uart_port *port, struct ktermios *termios,
unsigned int baud;
u32 usartdiv, mantissa, fraction, oversampling;
tcflag_t cflag = termios->c_cflag;
- u32 cr1, cr2, cr3;
+ u32 cr1, cr2, cr3, isr;
unsigned long flags;
+ int ret;
if (!stm32_port->hw_flow_control)
cflag &= ~CRTSCTS;
@@ -486,6 +487,15 @@ static void stm32_set_termios(struct uart_port *port, struct ktermios *termios,
spin_lock_irqsave(&port->lock, flags);
+ ret = readl_relaxed_poll_timeout_atomic(port->membase + ofs->isr,
+ isr,
+ (isr & USART_SR_TC),
+ 10, 100000);
+
+ /* Send the TC error message only when ISR_TC is not set. */
+ if (ret)
+ dev_err(port->dev, "Transmission is not complete\n");
+
/* Stop serial port and reset value */
writel_relaxed(0, port->membase + ofs->cr1);
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 7b4aca20cb29..e16a74b68cd0 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2791,14 +2791,14 @@ static int send_break(struct tty_struct *tty, unsigned int duration)
* @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);
@@ -2816,7 +2816,7 @@ 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)
*/
@@ -2828,7 +2828,7 @@ 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 97b5b021a220..a70d2341ada6 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -870,8 +870,6 @@ 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 238dfe0f6e80..df9fd9b95f22 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3486,9 +3486,6 @@ 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:
@@ -3503,6 +3500,9 @@ 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)
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 0f45a2f165e5..1bb8b1e22ed3 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -164,6 +164,7 @@ 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, in frames or microframes.
@@ -207,6 +208,7 @@ 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 6bde5db1490a..e7ad3ae4ea6b 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -308,7 +308,7 @@ 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);
}
/**
@@ -745,6 +745,7 @@ 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/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index e0fb7b3723c5..cca51553e0fb 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2409,6 +2409,15 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc)
dwc->connected = true;
+ /*
+ * Ideally, dwc3_reset_gadget() would trigger the function
+ * drivers to stop any active transfers through ep disable.
+ * However, for functions which defer ep disable, such as mass
+ * storage, we will need to rely on the call to stop active
+ * transfers here, and avoid allowing of request queuing.
+ */
+ dwc->connected = false;
+
/*
* WORKAROUND: DWC3 revisions <1.88a have an issue which
* would cause a missing Disconnect Event if there's a
diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c
index 17a6077b89a4..9b9d31eb6037 100644
--- a/drivers/usb/gadget/config.c
+++ b/drivers/usb/gadget/config.c
@@ -198,9 +198,13 @@ EXPORT_SYMBOL_GPL(usb_assign_descriptors);
void usb_free_all_descriptors(struct usb_function *f)
{
usb_free_descriptors(f->fs_descriptors);
+ f->fs_descriptors = NULL;
usb_free_descriptors(f->hs_descriptors);
+ f->hs_descriptors = NULL;
usb_free_descriptors(f->ss_descriptors);
+ f->ss_descriptors = NULL;
usb_free_descriptors(f->ssp_descriptors);
+ f->ssp_descriptors = NULL;
}
EXPORT_SYMBOL_GPL(usb_free_all_descriptors);
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 26fcbb92c4ba..bcb2daf81b05 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2543,6 +2543,7 @@ 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;
@@ -2578,7 +2579,7 @@ 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 9fdb567a09be..8b16f0200d59 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -918,6 +918,21 @@ 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));
@@ -998,14 +1013,6 @@ 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 8a365aad66fe..18ce19162804 100644
--- a/drivers/usb/gadget/udc/pch_udc.c
+++ b/drivers/usb/gadget/udc/pch_udc.c
@@ -604,18 +604,22 @@ 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);
}
/**
@@ -1172,20 +1176,25 @@ 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;
}
@@ -1777,7 +1786,7 @@ 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;
@@ -2320,6 +2329,21 @@ 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
@@ -2391,15 +2415,12 @@ 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 &
@@ -2647,9 +2668,7 @@ 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);
}
/**
@@ -2684,9 +2703,7 @@ 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);
}
/**
@@ -2960,7 +2977,7 @@ static int init_dma_pools(struct pch_udc_dev *dev)
dev->dma_addr = dma_map_single(&dev->pdev->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 230e3248f386..80503c3604ca 100644
--- a/drivers/usb/gadget/udc/r8a66597-udc.c
+++ b/drivers/usb/gadget/udc/r8a66597-udc.c
@@ -1855,6 +1855,8 @@ 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 72853020a542..15249e664b89 100644
--- a/drivers/usb/host/fotg210-hcd.c
+++ b/drivers/usb/host/fotg210-hcd.c
@@ -5599,7 +5599,7 @@ 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())
@@ -5619,7 +5619,7 @@ 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 e0244fb3903d..1e9b2ed83da2 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-mem.c b/drivers/usb/host/xhci-mem.c
index 3cca60b845a8..9b30936904da 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -2159,6 +2159,15 @@ static void xhci_add_in_port(struct xhci_hcd *xhci, unsigned int num_ports,
if (major_revision == 0x03) {
rhub = &xhci->usb3_rhub;
+ /*
+ * Some hosts incorrectly use sub-minor version for minor
+ * version (i.e. 0x02 instead of 0x20 for bcdUSB 0x320 and 0x01
+ * for bcdUSB 0x310). Since there is no USB release with sub
+ * minor version 0x301 to 0x309, we can assume that they are
+ * incorrect and fix it here.
+ */
+ if (minor_revision > 0x00 && minor_revision < 0x10)
+ minor_revision <<= 4;
} else if (major_revision <= 0x02) {
rhub = &xhci->usb2_rhub;
} else {
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 809f5f2b0dd9..ec00eff01794 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1309,7 +1309,7 @@ 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;
@@ -1340,7 +1340,7 @@ 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;
@@ -1447,7 +1447,7 @@ 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/ioctl.c b/fs/btrfs/ioctl.c
index ebca009030c3..cb6e1ce1e25f 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -557,8 +557,6 @@ static noinline int create_subvol(struct inode *dir,
btrfs_set_root_otransid(root_item, trans->transid);
btrfs_tree_unlock(leaf);
- free_extent_buffer(leaf);
- leaf = NULL;
btrfs_set_root_dirid(root_item, new_dirid);
@@ -567,8 +565,22 @@ static noinline int create_subvol(struct inode *dir,
key.type = BTRFS_ROOT_ITEM_KEY;
ret = btrfs_insert_root(trans, root->fs_info->tree_root, &key,
root_item);
- if (ret)
+ if (ret) {
+ /*
+ * Since we don't abort the transaction in this case, free the
+ * tree block so that we don't leak space and leave the
+ * filesystem in an inconsistent state (an extent item in the
+ * extent tree without backreferences). Also no need to have
+ * the tree block locked since it is not in any tree at this
+ * point, so no other task can find it and use it.
+ */
+ btrfs_free_tree_block(trans, root, leaf, 0, 1);
+ free_extent_buffer(leaf);
goto fail;
+ }
+
+ free_extent_buffer(leaf);
+ leaf = NULL;
key.offset = (u64)-1;
new_root = btrfs_read_fs_root_no_name(root->fs_info, &key);
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index cd5b86d80e7a..5caf4dbdd801 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1801,8 +1801,8 @@ 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:
@@ -1834,7 +1834,7 @@ int replace_path(struct btrfs_trans_handle *trans,
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/ceph/caps.c b/fs/ceph/caps.c
index 2a351821d8f3..0eb2ada032c7 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1577,6 +1577,7 @@ static int try_nonblocking_invalidate(struct inode *inode)
u32 invalidating_gen = ci->i_rdcache_gen;
spin_unlock(&ci->i_ceph_lock);
+ ceph_fscache_invalidate(inode);
invalidate_mapping_pages(&inode->i_data, 0, -1);
spin_lock(&ci->i_ceph_lock);
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 049cff197d2a..5e12ea92f7cd 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1762,6 +1762,7 @@ static void ceph_invalidate_work(struct work_struct *work)
orig_gen = ci->i_rdcache_gen;
spin_unlock(&ci->i_ceph_lock);
+ ceph_fscache_invalidate(inode);
if (invalidate_inode_pages2(inode->i_mapping) < 0) {
pr_err("invalidate_pages %p fails\n", inode);
}
diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c
index 466f7d60edc2..fabce23fdbac 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 151872dcc1f4..7468f2753e99 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -506,6 +506,12 @@ 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 2b699b1f42c0..11ebd274b7c0 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1286,6 +1286,7 @@ 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) {
@@ -1316,22 +1317,37 @@ 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 f70c5541d718..ca89590d1df5 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4678,8 +4678,10 @@ 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;
/*
* If the file system is mounted read-only, don't update the
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 482888ee8942..481fae63f163 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -196,7 +196,8 @@ int f2fs_convert_inline_inode(struct inode *inode)
f2fs_put_page(page, 1);
- f2fs_balance_fs(sbi, dn.node_changed);
+ if (!err)
+ f2fs_balance_fs(sbi, dn.node_changed);
return err;
}
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 90431dd613b8..08813789fcf0 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 83149cbae093..ee1225369700 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -93,7 +93,7 @@ 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 6c0035761d17..7a94f5a5f8c8 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1469,10 +1469,10 @@ 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;
}
static int nfs_refresh_inode_locked(struct inode *inode, struct nfs_fattr *fattr)
@@ -1882,7 +1882,7 @@ 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 5cda392028ce..7efb9e0e9f25 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -56,7 +56,8 @@ static int _nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
static int nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
loff_t offset, loff_t len)
{
- struct nfs_server *server = NFS_SERVER(file_inode(filep));
+ struct inode *inode = file_inode(filep);
+ struct nfs_server *server = NFS_SERVER(inode);
struct nfs4_exception exception = { };
struct nfs_lock_context *lock;
int err;
@@ -65,9 +66,13 @@ static int nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
if (IS_ERR(lock))
return PTR_ERR(lock);
- exception.inode = file_inode(filep);
+ exception.inode = inode;
exception.state = lock->open_context->state;
+ err = nfs_sync_inode(inode);
+ if (err)
+ goto out;
+
do {
err = _nfs42_proc_fallocate(msg, filep, lock, offset, len);
if (err == -ENOTSUPP) {
@@ -76,7 +81,7 @@ static int nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
}
err = nfs4_handle_exception(server, err, &exception);
} while (exception.retry);
-
+out:
nfs_put_lock_context(lock);
return err;
}
@@ -114,16 +119,13 @@ int nfs42_proc_deallocate(struct file *filep, loff_t offset, loff_t len)
return -EOPNOTSUPP;
inode_lock(inode);
- err = nfs_sync_inode(inode);
- if (err)
- goto out_unlock;
err = nfs42_proc_fallocate(&msg, filep, offset, len);
if (err == 0)
truncate_pagecache_range(inode, offset, (offset + len) -1);
if (err == -EOPNOTSUPP)
NFS_SERVER(inode)->caps &= ~NFS_CAP_DEALLOCATE;
-out_unlock:
+
inode_unlock(inode);
return err;
}
@@ -292,7 +294,10 @@ static loff_t _nfs42_proc_llseek(struct file *filep,
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/nfs/pnfs.c b/fs/nfs/pnfs.c
index c3abf92adfb7..d347d95a1bac 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1088,7 +1088,7 @@ _pnfs_return_layout(struct inode *ino)
pnfs_get_layout_hdr(lo);
empty = list_empty(&lo->plh_segs);
pnfs_clear_layoutcommit(ino, &tmp_list);
- pnfs_mark_matching_lsegs_invalid(lo, &tmp_list, NULL, 0);
+ pnfs_mark_matching_lsegs_return(lo, &tmp_list, NULL, 0);
if (NFS_SERVER(ino)->pnfs_curr_ld->return_range) {
struct pnfs_layout_range range = {
diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c
index f1c1430ae721..0bcb83479fcb 100644
--- a/fs/squashfs/file.c
+++ b/fs/squashfs/file.c
@@ -224,11 +224,11 @@ static long long read_indexes(struct super_block *sb, int n,
* 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/include/linux/extcon/extcon-adc-jack.h b/include/linux/extcon/extcon-adc-jack.h
index a0e03b13b449..2aa32075bca1 100644
--- a/include/linux/extcon/extcon-adc-jack.h
+++ b/include/linux/extcon/extcon-adc-jack.h
@@ -59,7 +59,7 @@ struct adc_jack_pdata {
const char *name;
const char *consumer_channel;
- const enum extcon *cable_names;
+ const unsigned int *cable_names;
/* The last entry's state should be 0 */
struct adc_jack_cond *adc_conditions;
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 981657075f05..41c372573a28 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -248,6 +248,8 @@ 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 b742b5e47cc2..ae63c962fa22 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 52b5352e8fe0..33db6c6d3fba 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -512,6 +512,7 @@ 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 6be92eede5c0..a911f993219d 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -261,7 +261,7 @@ 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/include/uapi/linux/tty_flags.h b/include/uapi/linux/tty_flags.h
index 66e4d8bcb16f..9f9572b2a596 100644
--- a/include/uapi/linux/tty_flags.h
+++ b/include/uapi/linux/tty_flags.h
@@ -38,7 +38,7 @@
* WARNING: These flags are no longer used and have been superceded by the
* TTY_PORT_ flags in the iflags field (and not userspace-visible)
*/
-#ifndef _KERNEL_
+#ifndef __KERNEL__
#define ASYNCB_INITIALIZED 31 /* Serial port was initialized */
#define ASYNCB_SUSPENDED 30 /* Serial port is suspended */
#define ASYNCB_NORMAL_ACTIVE 29 /* Normal device is active */
@@ -80,7 +80,7 @@
#define ASYNC_SPD_WARP (ASYNC_SPD_HI|ASYNC_SPD_SHI)
#define ASYNC_SPD_MASK (ASYNC_SPD_HI|ASYNC_SPD_VHI|ASYNC_SPD_SHI)
-#ifndef _KERNEL_
+#ifndef __KERNEL__
/* These flags are no longer used (and were always masked from userspace) */
#define ASYNC_INITIALIZED (1U << ASYNCB_INITIALIZED)
#define ASYNC_NORMAL_ACTIVE (1U << ASYNCB_NORMAL_ACTIVE)
diff --git a/kernel/futex.c b/kernel/futex.c
index 468f39476476..324fb85c8904 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -3860,8 +3860,7 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
if (op & FUTEX_CLOCK_REALTIME) {
flags |= FLAGS_CLOCKRT;
- if (cmd != FUTEX_WAIT && cmd != FUTEX_WAIT_BITSET && \
- cmd != FUTEX_WAIT_REQUEUE_PI)
+ if (cmd != FUTEX_WAIT_BITSET && cmd != FUTEX_WAIT_REQUEUE_PI)
return -ENOSYS;
}
diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
index 037c321c5618..2edaed6803ff 100644
--- a/kernel/kexec_file.c
+++ b/kernel/kexec_file.c
@@ -528,8 +528,10 @@ 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 ce49b62b0834..a6851f8b9b24 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -4486,8 +4486,11 @@ 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 8c6b682b83b8..55b7b4cf0080 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1809,10 +1809,13 @@ 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
@@ -1823,26 +1826,15 @@ 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);
@@ -1853,6 +1845,7 @@ 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>");
@@ -1864,16 +1857,16 @@ 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/lib/stackdepot.c b/lib/stackdepot.c
index 759ff419fe61..c519aa07d2e9 100644
--- a/lib/stackdepot.c
+++ b/lib/stackdepot.c
@@ -78,7 +78,7 @@ static void *stack_slabs[STACK_ALLOC_MAX_SLABS];
static int depot_index;
static int next_slab_inited;
static size_t depot_offset;
-static DEFINE_SPINLOCK(depot_lock);
+static DEFINE_RAW_SPINLOCK(depot_lock);
static bool init_stack_slab(void **prealloc)
{
@@ -253,7 +253,7 @@ depot_stack_handle_t depot_save_stack(struct stack_trace *trace,
prealloc = page_address(page);
}
- spin_lock_irqsave(&depot_lock, flags);
+ raw_spin_lock_irqsave(&depot_lock, flags);
found = find_stack(*bucket, trace->entries, trace->nr_entries, hash);
if (!found) {
@@ -277,7 +277,7 @@ depot_stack_handle_t depot_save_stack(struct stack_trace *trace,
WARN_ON(!init_stack_slab(&prealloc));
}
- spin_unlock_irqrestore(&depot_lock, flags);
+ raw_spin_unlock_irqrestore(&depot_lock, flags);
exit:
if (prealloc) {
/* Nobody used this memory, ok to free it. */
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index e2b5e38e7a4b..9049e8613237 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -586,13 +586,20 @@ void hugetlb_fix_reserve_counts(struct inode *inode)
{
struct hugepage_subpool *spool = subpool_inode(inode);
long rsv_adjust;
+ bool reserved = false;
rsv_adjust = hugepage_subpool_get_pages(spool, 1);
- if (rsv_adjust) {
+ if (rsv_adjust > 0) {
struct hstate *h = hstate_inode(inode);
- hugetlb_acct_memory(h, 1);
+ if (!hugetlb_acct_memory(h, 1))
+ reserved = true;
+ } else if (!rsv_adjust) {
+ reserved = true;
}
+
+ if (!reserved)
+ pr_warn("hugetlb: Huge Page Reserved count may go negative.\n");
}
/*
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 753b0e2fef36..0f1bdbae45e2 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -596,17 +596,17 @@ static int __collapse_huge_page_isolate(struct vm_area_struct *vma,
mmu_notifier_test_young(vma->vm_mm, address))
referenced++;
}
- if (likely(writable)) {
- if (likely(referenced)) {
- result = SCAN_SUCCEED;
- trace_mm_collapse_huge_page_isolate(page, none_or_zero,
- referenced, writable, result);
- return 1;
- }
- } else {
+
+ if (unlikely(!writable)) {
result = SCAN_PAGE_RO;
+ } else if (unlikely(!referenced)) {
+ result = SCAN_LACK_REFERENCED_PAGE;
+ } else {
+ result = SCAN_SUCCEED;
+ trace_mm_collapse_huge_page_isolate(page, none_or_zero,
+ referenced, writable, result);
+ return 1;
}
-
out:
release_pte_pages(pte, _pte);
trace_mm_collapse_huge_page_isolate(page, none_or_zero,
diff --git a/mm/ksm.c b/mm/ksm.c
index d6c81a5076a7..27ff68050d85 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -629,6 +629,7 @@ 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 d01bf6a111ce..44eeb27e341a 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4399,6 +4399,7 @@ 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);
@@ -4431,7 +4432,7 @@ 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/hci_request.c b/net/bluetooth/hci_request.c
index 4a89e121d662..bfbfe1758978 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -275,12 +275,16 @@ int hci_req_sync(struct hci_dev *hdev, int (*req)(struct hci_request *req,
{
int ret;
- if (!test_bit(HCI_UP, &hdev->flags))
- return -ENETDOWN;
-
/* Serialize all requests */
hci_req_sync_lock(hdev);
- ret = __hci_req_sync(hdev, req, opt, timeout, hci_status);
+ /* check the state after obtaing the lock to protect the HCI_UP
+ * against any races from hci_dev_do_close when the controller
+ * gets removed.
+ */
+ if (test_bit(HCI_UP, &hdev->flags))
+ ret = __hci_req_sync(hdev, req, opt, timeout, hci_status);
+ else
+ ret = -ENETDOWN;
hci_req_sync_unlock(hdev);
return ret;
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index b96818cda12d..204b6ebd2a24 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -445,6 +445,8 @@ 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 */
@@ -510,7 +512,9 @@ 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 d7206581145d..336cffd93293 100644
--- a/net/hsr/hsr_framereg.c
+++ b/net/hsr/hsr_framereg.c
@@ -310,7 +310,8 @@ 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 e0a2a3d6772d..a25dd5c72cff 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 & TUNNEL_SEQ))
dev->features |= NETIF_F_LLTX;
- dev_hold(dev);
ip6gre_tunnel_link(ign, nt);
return nt;
@@ -1085,8 +1084,6 @@ 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 d9e60aa2ea1b..4e18ce5b939a 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -273,7 +273,6 @@ 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;
@@ -1845,6 +1844,7 @@ ip6_tnl_dev_init_gen(struct net_device *dev)
if (!(t->parms.flags & IP6_TNL_F_IGN_ENCAP_LIMIT))
dev->mtu -= 8;
+ dev_hold(dev);
return 0;
destroy_dst:
@@ -1888,7 +1888,6 @@ 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 b9f5155a77ef..f58d69216b61 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;
@@ -914,6 +913,7 @@ 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;
}
@@ -945,7 +945,6 @@ 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 157358a15d59..07e545fd2a3d 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -209,8 +209,6 @@ static int ipip6_tunnel_create(struct net_device *dev)
ipip6_tunnel_clone_6rd(dev, sitn);
- dev_hold(dev);
-
ipip6_tunnel_link(sitn, t);
return 0;
@@ -1400,7 +1398,7 @@ static int ipip6_tunnel_init(struct net_device *dev)
dev->tstats = NULL;
return err;
}
-
+ dev_hold(dev);
return 0;
}
@@ -1416,7 +1414,6 @@ 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 f31fd21d59ba..5f8c6f9563b0 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1036,8 +1036,11 @@ 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 58b80270e58c..3217c98f2b5a 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1101,6 +1101,11 @@ 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/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 0dbd17137dee..039fc7c539e2 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -551,8 +551,11 @@ static int nf_conntrack_standalone_init_sysctl(struct net *net)
if (net->user_ns != &init_user_ns)
table[0].procname = NULL;
- if (!net_eq(&init_net, net))
+ if (!net_eq(&init_net, net)) {
+ table[0].mode = 0444;
table[2].mode = 0444;
+ table[5].mode = 0444;
+ }
net->ct.sysctl_header = register_net_sysctl(net, "net/netfilter", table);
if (!net->ct.sysctl_header)
diff --git a/net/nfc/digital_dep.c b/net/nfc/digital_dep.c
index f864ce19e13d..582f97d035ef 100644
--- a/net/nfc/digital_dep.c
+++ b/net/nfc/digital_dep.c
@@ -1289,6 +1289,8 @@ 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 c2bc0f0f0478..22e340a9049c 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;
@@ -721,6 +723,7 @@ 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;
}
@@ -759,6 +762,7 @@ 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 7135aff3946d..5fa7b2569a3a 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -710,16 +710,16 @@ 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 acb0c2631c79..0c5aff3bb539 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -3129,7 +3129,7 @@ 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 146b568962e0..9045f6bcb34c 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 029ec12c77bd..09a99c92c27d 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -367,6 +367,18 @@ 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)
{
@@ -429,8 +441,10 @@ 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.
@@ -1582,9 +1596,11 @@ 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.
@@ -1593,7 +1609,7 @@ 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);
@@ -4260,16 +4276,6 @@ 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;
@@ -4294,9 +4300,7 @@ 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();
@@ -7814,6 +7818,8 @@ 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 403be9bfd8d1..69151de9657c 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -662,7 +662,7 @@ static int tipc_nl_compat_link_dump(struct tipc_nl_compat_msg *msg,
if (err)
return err;
- 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 102bf9194662..c09efcdf72d2 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 c60be11b5e08..71a8e6980e2f 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -956,6 +956,8 @@ 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/bpf/tracex1_kern.c b/samples/bpf/tracex1_kern.c
index 107da148820f..9c74b45c5720 100644
--- a/samples/bpf/tracex1_kern.c
+++ b/samples/bpf/tracex1_kern.c
@@ -20,7 +20,7 @@
SEC("kprobe/__netif_receive_skb_core")
int bpf_prog1(struct pt_regs *ctx)
{
- /* attaches to kprobe netif_receive_skb,
+ /* attaches to kprobe __netif_receive_skb_core,
* looks for packets on loobpack device and prints them
*/
char devname[IFNAMSIZ];
@@ -29,7 +29,7 @@ int bpf_prog1(struct pt_regs *ctx)
int len;
/* non-portable! works for the given kernel only */
- skb = (struct sk_buff *) PT_REGS_PARM1(ctx);
+ bpf_probe_read_kernel(&skb, sizeof(skb), (void *)PT_REGS_PARM1(ctx));
dev = _(skb->dev);
len = _(skb->len);
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 02e96c580cb7..59377e579adb 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -406,10 +406,8 @@ 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 6089ed6efc8d..8d99ac931ff6 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -1165,11 +1165,17 @@ 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 7b94170aa5ec..58f03b0bb4c4 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2219,13 +2219,13 @@ 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),
@@ -2237,11 +2237,11 @@ 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),
@@ -5821,12 +5821,12 @@ 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),
@@ -5841,9 +5841,9 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE),
SND_PCI_QUIRK(0x17aa, 0x21ca, "Thinkpad L412", ALC269_FIXUP_SKU_IGNORE),
SND_PCI_QUIRK(0x17aa, 0x21e9, "Thinkpad Edge 15", ALC269_FIXUP_SKU_IGNORE),
+ SND_PCI_QUIRK(0x17aa, 0x21f3, "Thinkpad T430", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x21f6, "Thinkpad T530", ALC269_FIXUP_LENOVO_DOCK_LIMIT_BOOST),
SND_PCI_QUIRK(0x17aa, 0x21fa, "Thinkpad X230", ALC269_FIXUP_LENOVO_DOCK),
- SND_PCI_QUIRK(0x17aa, 0x21f3, "Thinkpad T430", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x21fb, "Thinkpad T430s", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2203, "Thinkpad X230 Tablet", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2208, "Thinkpad T431s", ALC269_FIXUP_LENOVO_DOCK),
@@ -5875,6 +5875,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "Lenovo B50-70", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
+ SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
SND_PCI_QUIRK(0x17aa, 0x5013, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x501a, "Thinkpad", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x501e, "Thinkpad L440", ALC292_FIXUP_TPT440_DOCK),
@@ -5893,7 +5894,6 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x5109, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x511e, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x511f, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
- SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */
@@ -6569,8 +6569,7 @@ 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 b044dea3c815..9843954698f4 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 9899ef4c7efa..a88a81fc638a 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 a76b1f147660..67bd75fbdc7e 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 7899a2cdeb42..a41dd9d1eb82 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):
@@ -1119,12 +1122,11 @@ 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")
}
},
{ }
@@ -1135,7 +1137,7 @@ 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);
@@ -1151,14 +1153,15 @@ 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;
}
@@ -1182,8 +1185,8 @@ 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);
@@ -1222,7 +1225,7 @@ 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 023a36a4922b..6c5be4e3cb9d 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -183,9 +183,8 @@ 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 &&
@@ -205,7 +204,8 @@ 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;
@@ -665,7 +665,7 @@ 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;
@@ -765,7 +765,7 @@ 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++) {
@@ -795,7 +795,7 @@ 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 6b9e6b57d58d..02b4d0638e00 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 f4ee83c8e0b2..62456a806bb4 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -63,6 +63,8 @@ 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/perf/util/symbol_fprintf.c b/tools/perf/util/symbol_fprintf.c
index a680bdaa65dc..060957aeb79a 100644
--- a/tools/perf/util/symbol_fprintf.c
+++ b/tools/perf/util/symbol_fprintf.c
@@ -64,7 +64,7 @@ size_t dso__fprintf_symbols_by_name(struct dso *dso,
for (nd = rb_first(&dso->symbol_names[type]); nd; nd = rb_next(nd)) {
pos = rb_entry(nd, struct symbol_name_rb_node, rb_node);
- fprintf(fp, "%s\n", pos->sym.name);
+ ret += fprintf(fp, "%s\n", pos->sym.name);
}
return ret;
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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