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SubjectRe: Linux 4.9.161
diff --git a/Makefile b/Makefile
index af70503df3f4..239b74a7147b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 160
+SUBLEVEL = 161
EXTRAVERSION =
NAME = Roaring Lionus

@@ -306,11 +306,6 @@ HOSTCXX = g++
HOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89
HOSTCXXFLAGS = -O2

-ifeq ($(shell $(HOSTCC) -v 2>&1 | grep -c "clang version"), 1)
-HOSTCFLAGS += -Wno-unused-value -Wno-unused-parameter \
- -Wno-missing-field-initializers -fno-delete-null-pointer-checks
-endif
-
# Decide whether to build built-in, modular, or both.
# Normally, just do built-in.

@@ -511,36 +506,17 @@ endif

ifeq ($(cc-name),clang)
ifneq ($(CROSS_COMPILE),)
-CLANG_TARGET := -target $(notdir $(CROSS_COMPILE:%-=%))
+CLANG_FLAGS := --target=$(notdir $(CROSS_COMPILE:%-=%))
GCC_TOOLCHAIN_DIR := $(dir $(shell which $(LD)))
-CLANG_PREFIX := --prefix=$(GCC_TOOLCHAIN_DIR)
+CLANG_FLAGS += --prefix=$(GCC_TOOLCHAIN_DIR)
GCC_TOOLCHAIN := $(realpath $(GCC_TOOLCHAIN_DIR)/..)
endif
ifneq ($(GCC_TOOLCHAIN),)
-CLANG_GCC_TC := -gcc-toolchain $(GCC_TOOLCHAIN)
+CLANG_FLAGS += --gcc-toolchain=$(GCC_TOOLCHAIN)
endif
-KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX)
-KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX)
-KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,)
-KBUILD_CFLAGS += $(call cc-disable-warning, unused-variable)
-KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier)
-KBUILD_CFLAGS += $(call cc-disable-warning, gnu)
-KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)
-# Quiet clang warning: comparison of unsigned expression < 0 is always false
-KBUILD_CFLAGS += $(call cc-disable-warning, tautological-compare)
-# CLANG uses a _MergedGlobals as optimization, but this breaks modpost, as the
-# source of a reference will be _MergedGlobals and not on of the whitelisted names.
-# See modpost pattern 2
-KBUILD_CFLAGS += $(call cc-option, -mno-global-merge,)
-KBUILD_CFLAGS += $(call cc-option, -fcatch-undefined-behavior)
-KBUILD_CFLAGS += $(call cc-option, -no-integrated-as)
-KBUILD_AFLAGS += $(call cc-option, -no-integrated-as)
-else
-
-# These warnings generated too much noise in a regular build.
-# Use make W=1 to enable them (see scripts/Makefile.build)
-KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable)
-KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
+CLANG_FLAGS += -no-integrated-as
+KBUILD_CFLAGS += $(CLANG_FLAGS)
+KBUILD_AFLAGS += $(CLANG_FLAGS)
endif


@@ -739,6 +715,26 @@ ifdef CONFIG_CC_STACKPROTECTOR
endif
KBUILD_CFLAGS += $(stackp-flag)

+ifeq ($(cc-name),clang)
+KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,)
+KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier)
+KBUILD_CFLAGS += $(call cc-disable-warning, gnu)
+KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)
+# Quiet clang warning: comparison of unsigned expression < 0 is always false
+KBUILD_CFLAGS += $(call cc-disable-warning, tautological-compare)
+# CLANG uses a _MergedGlobals as optimization, but this breaks modpost, as the
+# source of a reference will be _MergedGlobals and not on of the whitelisted names.
+# See modpost pattern 2
+KBUILD_CFLAGS += $(call cc-option, -mno-global-merge,)
+KBUILD_CFLAGS += $(call cc-option, -fcatch-undefined-behavior)
+else
+
+# These warnings generated too much noise in a regular build.
+# Use make W=1 to enable them (see scripts/Makefile.extrawarn)
+KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable)
+endif
+
+KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
else
diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
index 4fd6272e6c01..c5816a224571 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -49,6 +49,17 @@

#define ARCH_DMA_MINALIGN L1_CACHE_BYTES

+/*
+ * Make sure slab-allocated buffers are 64-bit aligned when atomic64_t uses
+ * ARCv2 64-bit atomics (LLOCKD/SCONDD). This guarantess runtime 64-bit
+ * alignment for any atomic64_t embedded in buffer.
+ * Default ARCH_SLAB_MINALIGN is __alignof__(long long) which has a relaxed
+ * value of 4 (and not 8) in ARC ABI.
+ */
+#if defined(CONFIG_ARC_HAS_LL64) && defined(CONFIG_ARC_HAS_LLSC)
+#define ARCH_SLAB_MINALIGN 8
+#endif
+
extern void arc_cache_init(void);
extern char *arc_cache_mumbojumbo(int cpu_id, char *buf, int len);
extern void read_decode_cache_bcr(void);
diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S
index 8b90d25a15cc..1f945d0f40da 100644
--- a/arch/arc/kernel/head.S
+++ b/arch/arc/kernel/head.S
@@ -17,6 +17,7 @@
#include <asm/entry.h>
#include <asm/arcregs.h>
#include <asm/cache.h>
+#include <asm/irqflags.h>

.macro CPU_EARLY_SETUP

@@ -47,6 +48,15 @@
sr r5, [ARC_REG_DC_CTRL]

1:
+
+#ifdef CONFIG_ISA_ARCV2
+ ; Unaligned access is disabled at reset, so re-enable early as
+ ; gcc 7.3.1 (ARC GNU 2018.03) onwards generates unaligned access
+ ; by default
+ lr r5, [status32]
+ bset r5, r5, STATUS_AD_BIT
+ kflag r5
+#endif
.endm

.section .init.text, "ax",@progbits
@@ -93,9 +103,9 @@ ENTRY(stext)
#ifdef CONFIG_ARC_UBOOT_SUPPORT
; Uboot - kernel ABI
; r0 = [0] No uboot interaction, [1] cmdline in r2, [2] DTB in r2
- ; r1 = magic number (board identity, unused as of now
+ ; r1 = magic number (always zero as of now)
; r2 = pointer to uboot provided cmdline or external DTB in mem
- ; These are handled later in setup_arch()
+ ; These are handled later in handle_uboot_args()
st r0, [@uboot_tag]
st r2, [@uboot_arg]
#endif
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 0385df77a697..9119bea503a7 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -381,43 +381,80 @@ void setup_processor(void)
arc_chk_core_config();
}

-static inline int is_kernel(unsigned long addr)
+static inline bool uboot_arg_invalid(unsigned long addr)
{
- if (addr >= (unsigned long)_stext && addr <= (unsigned long)_end)
- return 1;
- return 0;
+ /*
+ * Check that it is a untranslated address (although MMU is not enabled
+ * yet, it being a high address ensures this is not by fluke)
+ */
+ if (addr < PAGE_OFFSET)
+ return true;
+
+ /* Check that address doesn't clobber resident kernel image */
+ return addr >= (unsigned long)_stext && addr <= (unsigned long)_end;
}

-void __init setup_arch(char **cmdline_p)
+#define IGNORE_ARGS "Ignore U-boot args: "
+
+/* uboot_tag values for U-boot - kernel ABI revision 0; see head.S */
+#define UBOOT_TAG_NONE 0
+#define UBOOT_TAG_CMDLINE 1
+#define UBOOT_TAG_DTB 2
+
+void __init handle_uboot_args(void)
{
+ bool use_embedded_dtb = true;
+ bool append_cmdline = false;
+
#ifdef CONFIG_ARC_UBOOT_SUPPORT
- /* make sure that uboot passed pointer to cmdline/dtb is valid */
- if (uboot_tag && is_kernel((unsigned long)uboot_arg))
- panic("Invalid uboot arg\n");
+ /* check that we know this tag */
+ if (uboot_tag != UBOOT_TAG_NONE &&
+ uboot_tag != UBOOT_TAG_CMDLINE &&
+ uboot_tag != UBOOT_TAG_DTB) {
+ pr_warn(IGNORE_ARGS "invalid uboot tag: '%08x'\n", uboot_tag);
+ goto ignore_uboot_args;
+ }
+
+ if (uboot_tag != UBOOT_TAG_NONE &&
+ uboot_arg_invalid((unsigned long)uboot_arg)) {
+ pr_warn(IGNORE_ARGS "invalid uboot arg: '%px'\n", uboot_arg);
+ goto ignore_uboot_args;
+ }
+
+ /* see if U-boot passed an external Device Tree blob */
+ if (uboot_tag == UBOOT_TAG_DTB) {
+ machine_desc = setup_machine_fdt((void *)uboot_arg);

- /* See if u-boot passed an external Device Tree blob */
- machine_desc = setup_machine_fdt(uboot_arg); /* uboot_tag == 2 */
- if (!machine_desc)
+ /* external Device Tree blob is invalid - use embedded one */
+ use_embedded_dtb = !machine_desc;
+ }
+
+ if (uboot_tag == UBOOT_TAG_CMDLINE)
+ append_cmdline = true;
+
+ignore_uboot_args:
#endif
- {
- /* No, so try the embedded one */
+
+ if (use_embedded_dtb) {
machine_desc = setup_machine_fdt(__dtb_start);
if (!machine_desc)
panic("Embedded DT invalid\n");
+ }

- /*
- * If we are here, it is established that @uboot_arg didn't
- * point to DT blob. Instead if u-boot says it is cmdline,
- * append to embedded DT cmdline.
- * setup_machine_fdt() would have populated @boot_command_line
- */
- if (uboot_tag == 1) {
- /* Ensure a whitespace between the 2 cmdlines */
- strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
- strlcat(boot_command_line, uboot_arg,
- COMMAND_LINE_SIZE);
- }
+ /*
+ * NOTE: @boot_command_line is populated by setup_machine_fdt() so this
+ * append processing can only happen after.
+ */
+ if (append_cmdline) {
+ /* Ensure a whitespace between the 2 cmdlines */
+ strlcat(boot_command_line, " ", COMMAND_LINE_SIZE);
+ strlcat(boot_command_line, uboot_arg, COMMAND_LINE_SIZE);
}
+}
+
+void __init setup_arch(char **cmdline_p)
+{
+ handle_uboot_args();

/* Save unparsed command line copy for /proc/cmdline */
*cmdline_p = boot_command_line;
diff --git a/arch/arm64/include/asm/arch_gicv3.h b/arch/arm64/include/asm/arch_gicv3.h
index f8ae6d6e4767..85a15b38b6d8 100644
--- a/arch/arm64/include/asm/arch_gicv3.h
+++ b/arch/arm64/include/asm/arch_gicv3.h
@@ -80,18 +80,8 @@
#include <linux/stringify.h>
#include <asm/barrier.h>

-#define read_gicreg(r) \
- ({ \
- u64 reg; \
- asm volatile("mrs_s %0, " __stringify(r) : "=r" (reg)); \
- reg; \
- })
-
-#define write_gicreg(v,r) \
- do { \
- u64 __val = (v); \
- asm volatile("msr_s " __stringify(r) ", %0" : : "r" (__val));\
- } while (0)
+#define read_gicreg read_sysreg_s
+#define write_gicreg write_sysreg_s

/*
* Low-level accessors
@@ -102,13 +92,13 @@

static inline void gic_write_eoir(u32 irq)
{
- asm volatile("msr_s " __stringify(ICC_EOIR1_EL1) ", %0" : : "r" ((u64)irq));
+ write_sysreg_s(irq, ICC_EOIR1_EL1);
isb();
}

static inline void gic_write_dir(u32 irq)
{
- asm volatile("msr_s " __stringify(ICC_DIR_EL1) ", %0" : : "r" ((u64)irq));
+ write_sysreg_s(irq, ICC_DIR_EL1);
isb();
}

@@ -116,7 +106,7 @@ static inline u64 gic_read_iar_common(void)
{
u64 irqstat;

- asm volatile("mrs_s %0, " __stringify(ICC_IAR1_EL1) : "=r" (irqstat));
+ irqstat = read_sysreg_s(ICC_IAR1_EL1);
dsb(sy);
return irqstat;
}
@@ -134,10 +124,12 @@ static inline u64 gic_read_iar_cavium_thunderx(void)

asm volatile(
"nop;nop;nop;nop\n\t"
- "nop;nop;nop;nop\n\t"
- "mrs_s %0, " __stringify(ICC_IAR1_EL1) "\n\t"
- "nop;nop;nop;nop"
- : "=r" (irqstat));
+ "nop;nop;nop;nop");
+
+ irqstat = read_sysreg_s(ICC_IAR1_EL1);
+
+ asm volatile(
+ "nop;nop;nop;nop");
mb();

return irqstat;
@@ -145,43 +137,40 @@ static inline u64 gic_read_iar_cavium_thunderx(void)

static inline void gic_write_pmr(u32 val)
{
- asm volatile("msr_s " __stringify(ICC_PMR_EL1) ", %0" : : "r" ((u64)val));
+ write_sysreg_s(val, ICC_PMR_EL1);
}

static inline void gic_write_ctlr(u32 val)
{
- asm volatile("msr_s " __stringify(ICC_CTLR_EL1) ", %0" : : "r" ((u64)val));
+ write_sysreg_s(val, ICC_CTLR_EL1);
isb();
}

static inline void gic_write_grpen1(u32 val)
{
- asm volatile("msr_s " __stringify(ICC_GRPEN1_EL1) ", %0" : : "r" ((u64)val));
+ write_sysreg_s(val, ICC_GRPEN1_EL1);
isb();
}

static inline void gic_write_sgi1r(u64 val)
{
- asm volatile("msr_s " __stringify(ICC_SGI1R_EL1) ", %0" : : "r" (val));
+ write_sysreg_s(val, ICC_SGI1R_EL1);
}

static inline u32 gic_read_sre(void)
{
- u64 val;
-
- asm volatile("mrs_s %0, " __stringify(ICC_SRE_EL1) : "=r" (val));
- return val;
+ return read_sysreg_s(ICC_SRE_EL1);
}

static inline void gic_write_sre(u32 val)
{
- asm volatile("msr_s " __stringify(ICC_SRE_EL1) ", %0" : : "r" ((u64)val));
+ write_sysreg_s(val, ICC_SRE_EL1);
isb();
}

static inline void gic_write_bpr1(u32 val)
{
- asm volatile("msr_s " __stringify(ICC_BPR1_EL1) ", %0" : : "r" (val));
+ write_sysreg_s(val, ICC_BPR1_EL1);
}

#define gic_read_typer(c) readq_relaxed(c)
diff --git a/arch/mips/configs/ath79_defconfig b/arch/mips/configs/ath79_defconfig
index 134879c1310a..4ed369c0ec6a 100644
--- a/arch/mips/configs/ath79_defconfig
+++ b/arch/mips/configs/ath79_defconfig
@@ -74,6 +74,7 @@ CONFIG_SERIAL_8250_CONSOLE=y
# CONFIG_SERIAL_8250_PCI is not set
CONFIG_SERIAL_8250_NR_UARTS=1
CONFIG_SERIAL_8250_RUNTIME_UARTS=1
+CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_AR933X=y
CONFIG_SERIAL_AR933X_CONSOLE=y
# CONFIG_HW_RANDOM is not set
diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c
index db6f5afff4ff..ea897912bc71 100644
--- a/arch/mips/jazz/jazzdma.c
+++ b/arch/mips/jazz/jazzdma.c
@@ -71,14 +71,15 @@ static int __init vdma_init(void)
get_order(VDMA_PGTBL_SIZE));
BUG_ON(!pgtbl);
dma_cache_wback_inv((unsigned long)pgtbl, VDMA_PGTBL_SIZE);
- pgtbl = (VDMA_PGTBL_ENTRY *)KSEG1ADDR(pgtbl);
+ pgtbl = (VDMA_PGTBL_ENTRY *)CKSEG1ADDR((unsigned long)pgtbl);

/*
* Clear the R4030 translation table
*/
vdma_pgtbl_init();

- r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE, CPHYSADDR(pgtbl));
+ r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE,
+ CPHYSADDR((unsigned long)pgtbl));
r4030_write_reg32(JAZZ_R4030_TRSTBL_LIM, VDMA_PGTBL_SIZE);
r4030_write_reg32(JAZZ_R4030_TRSTBL_INV, 0);

diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index e02d7b4d2b69..0780c375fe2e 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -311,15 +311,29 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,

long do_syscall_trace_enter(struct pt_regs *regs)
{
- if (test_thread_flag(TIF_SYSCALL_TRACE) &&
- tracehook_report_syscall_entry(regs)) {
+ if (test_thread_flag(TIF_SYSCALL_TRACE)) {
+ int rc = tracehook_report_syscall_entry(regs);
+
/*
- * Tracing decided this syscall should not happen or the
- * debugger stored an invalid system call number. Skip
- * the system call and the system call restart handling.
+ * As tracesys_next does not set %r28 to -ENOSYS
+ * when %r20 is set to -1, initialize it here.
*/
- regs->gr[20] = -1UL;
- goto out;
+ regs->gr[28] = -ENOSYS;
+
+ if (rc) {
+ /*
+ * A nonzero return code from
+ * tracehook_report_syscall_entry() tells us
+ * to prevent the syscall execution. Skip
+ * the syscall call and the syscall restart handling.
+ *
+ * Note that the tracer may also just change
+ * regs->gr[20] to an invalid syscall number,
+ * that is handled by tracesys_next.
+ */
+ regs->gr[20] = -1UL;
+ return -1;
+ }
}

/* Do the secure computing check after ptrace. */
@@ -343,7 +357,6 @@ long do_syscall_trace_enter(struct pt_regs *regs)
regs->gr[24] & 0xffffffff,
regs->gr[23] & 0xffffffff);

-out:
/*
* Sign extend the syscall number to 64bit since it may have been
* modified by a compat ptrace call
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index cda8e14bd72a..89b163351e64 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -34,6 +34,7 @@ KBUILD_CFLAGS += $(cflags-y)
KBUILD_CFLAGS += -mno-mmx -mno-sse
KBUILD_CFLAGS += $(call cc-option,-ffreestanding)
KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
+KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)

KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__
GCOV_PROFILE := n
diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index 31b513a23ae0..985a5800a637 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -717,7 +717,7 @@ static int he_init_cs_block_rcm(struct he_dev *he_dev)
instead of '/ 512', use '>> 9' to prevent a call
to divdu3 on x86 platforms
*/
- rate_cps = (unsigned long long) (1 << exp) * (man + 512) >> 9;
+ rate_cps = (unsigned long long) (1UL << exp) * (man + 512) >> 9;

if (rate_cps < 10)
rate_cps = 10; /* 2.2.1 minimum payload rate is 10 cps */
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index be54e5331a45..50272fe81f26 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -574,7 +574,7 @@ static inline unsigned long hpet_time_div(struct hpets *hpets,
}

static int
-hpet_ioctl_common(struct hpet_dev *devp, int cmd, unsigned long arg,
+hpet_ioctl_common(struct hpet_dev *devp, unsigned int cmd, unsigned long arg,
struct hpet_info *info)
{
struct hpet_timer __iomem *timer;
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 279d1e021421..685247c3d489 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1985,10 +1985,10 @@ static void ibx_irq_handler(struct drm_i915_private *dev_priv, u32 pch_iir)
DRM_DEBUG_DRIVER("PCH transcoder CRC error interrupt\n");

if (pch_iir & SDE_TRANSA_FIFO_UNDER)
- intel_pch_fifo_underrun_irq_handler(dev_priv, TRANSCODER_A);
+ intel_pch_fifo_underrun_irq_handler(dev_priv, PIPE_A);

if (pch_iir & SDE_TRANSB_FIFO_UNDER)
- intel_pch_fifo_underrun_irq_handler(dev_priv, TRANSCODER_B);
+ intel_pch_fifo_underrun_irq_handler(dev_priv, PIPE_B);
}

static void ivb_err_int_handler(struct drm_i915_private *dev_priv)
@@ -2022,13 +2022,13 @@ static void cpt_serr_int_handler(struct drm_i915_private *dev_priv)
DRM_ERROR("PCH poison interrupt\n");

if (serr_int & SERR_INT_TRANS_A_FIFO_UNDERRUN)
- intel_pch_fifo_underrun_irq_handler(dev_priv, TRANSCODER_A);
+ intel_pch_fifo_underrun_irq_handler(dev_priv, PIPE_A);

if (serr_int & SERR_INT_TRANS_B_FIFO_UNDERRUN)
- intel_pch_fifo_underrun_irq_handler(dev_priv, TRANSCODER_B);
+ intel_pch_fifo_underrun_irq_handler(dev_priv, PIPE_B);

if (serr_int & SERR_INT_TRANS_C_FIFO_UNDERRUN)
- intel_pch_fifo_underrun_irq_handler(dev_priv, TRANSCODER_C);
+ intel_pch_fifo_underrun_irq_handler(dev_priv, PIPE_C);

I915_WRITE(SERR_INT, serr_int);
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index c185625d67f2..d915877b6ecb 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1849,7 +1849,7 @@ static void lpt_enable_pch_transcoder(struct drm_i915_private *dev_priv,

/* FDI must be feeding us bits for PCH ports */
assert_fdi_tx_enabled(dev_priv, (enum pipe) cpu_transcoder);
- assert_fdi_rx_enabled(dev_priv, TRANSCODER_A);
+ assert_fdi_rx_enabled(dev_priv, PIPE_A);

/* Workaround: set timing override bit. */
val = I915_READ(TRANS_CHICKEN2(PIPE_A));
@@ -1950,7 +1950,7 @@ static void intel_enable_pipe(struct intel_crtc *crtc)
assert_sprites_disabled(dev_priv, pipe);

if (HAS_PCH_LPT(dev_priv))
- pch_transcoder = TRANSCODER_A;
+ pch_transcoder = PIPE_A;
else
pch_transcoder = pipe;

@@ -4636,7 +4636,7 @@ static void lpt_pch_enable(struct drm_crtc *crtc)
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
enum transcoder cpu_transcoder = intel_crtc->config->cpu_transcoder;

- assert_pch_transcoder_disabled(dev_priv, TRANSCODER_A);
+ assert_pch_transcoder_disabled(dev_priv, PIPE_A);

lpt_program_iclkip(crtc);

@@ -5410,7 +5410,7 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
return;

if (intel_crtc->config->has_pch_encoder)
- intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A,
+ intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A,
false);

intel_encoders_pre_pll_enable(crtc, pipe_config, old_state);
@@ -5498,7 +5498,7 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
intel_wait_for_vblank(dev, pipe);
intel_wait_for_vblank(dev, pipe);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true);
- intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A,
+ intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A,
true);
}

@@ -5597,7 +5597,7 @@ static void haswell_crtc_disable(struct intel_crtc_state *old_crtc_state,
enum transcoder cpu_transcoder = intel_crtc->config->cpu_transcoder;

if (intel_crtc->config->has_pch_encoder)
- intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A,
+ intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A,
false);

intel_encoders_disable(crtc, old_crtc_state, old_state);
@@ -5626,7 +5626,7 @@ static void haswell_crtc_disable(struct intel_crtc_state *old_crtc_state,
intel_encoders_post_disable(crtc, old_crtc_state, old_state);

if (old_crtc_state->has_pch_encoder)
- intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A,
+ intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A,
true);
}

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 6a9860df208f..8aafb9601540 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1095,12 +1095,12 @@ static inline unsigned int intel_num_planes(struct intel_crtc *crtc)
bool intel_set_cpu_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
enum pipe pipe, bool enable);
bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
- enum transcoder pch_transcoder,
+ enum pipe pch_transcoder,
bool enable);
void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv,
enum pipe pipe);
void intel_pch_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv,
- enum transcoder pch_transcoder);
+ enum pipe pch_transcoder);
void intel_check_cpu_fifo_underruns(struct drm_i915_private *dev_priv);
void intel_check_pch_fifo_underruns(struct drm_i915_private *dev_priv);

diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c
index 2aa744081f09..b6b64a2d4b71 100644
--- a/drivers/gpu/drm/i915/intel_fifo_underrun.c
+++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c
@@ -185,11 +185,11 @@ static void broadwell_set_fifo_underrun_reporting(struct drm_device *dev,
}

static void ibx_set_fifo_underrun_reporting(struct drm_device *dev,
- enum transcoder pch_transcoder,
+ enum pipe pch_transcoder,
bool enable)
{
struct drm_i915_private *dev_priv = to_i915(dev);
- uint32_t bit = (pch_transcoder == TRANSCODER_A) ?
+ uint32_t bit = (pch_transcoder == PIPE_A) ?
SDE_TRANSA_FIFO_UNDER : SDE_TRANSB_FIFO_UNDER;

if (enable)
@@ -201,7 +201,7 @@ static void ibx_set_fifo_underrun_reporting(struct drm_device *dev,
static void cpt_check_pch_fifo_underruns(struct intel_crtc *crtc)
{
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- enum transcoder pch_transcoder = (enum transcoder) crtc->pipe;
+ enum pipe pch_transcoder = crtc->pipe;
uint32_t serr_int = I915_READ(SERR_INT);

assert_spin_locked(&dev_priv->irq_lock);
@@ -212,12 +212,12 @@ static void cpt_check_pch_fifo_underruns(struct intel_crtc *crtc)
I915_WRITE(SERR_INT, SERR_INT_TRANS_FIFO_UNDERRUN(pch_transcoder));
POSTING_READ(SERR_INT);

- DRM_ERROR("pch fifo underrun on pch transcoder %s\n",
- transcoder_name(pch_transcoder));
+ DRM_ERROR("pch fifo underrun on pch transcoder %c\n",
+ pipe_name(pch_transcoder));
}

static void cpt_set_fifo_underrun_reporting(struct drm_device *dev,
- enum transcoder pch_transcoder,
+ enum pipe pch_transcoder,
bool enable, bool old)
{
struct drm_i915_private *dev_priv = to_i915(dev);
@@ -235,8 +235,8 @@ static void cpt_set_fifo_underrun_reporting(struct drm_device *dev,

if (old && I915_READ(SERR_INT) &
SERR_INT_TRANS_FIFO_UNDERRUN(pch_transcoder)) {
- DRM_ERROR("uncleared pch fifo underrun on pch transcoder %s\n",
- transcoder_name(pch_transcoder));
+ DRM_ERROR("uncleared pch fifo underrun on pch transcoder %c\n",
+ pipe_name(pch_transcoder));
}
}
}
@@ -311,7 +311,7 @@ bool intel_set_cpu_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
* Returns the previous state of underrun reporting.
*/
bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv,
- enum transcoder pch_transcoder,
+ enum pipe pch_transcoder,
bool enable)
{
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pch_transcoder];
@@ -384,12 +384,12 @@ void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv,
* interrupt to avoid an irq storm.
*/
void intel_pch_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv,
- enum transcoder pch_transcoder)
+ enum pipe pch_transcoder)
{
if (intel_set_pch_fifo_underrun_reporting(dev_priv, pch_transcoder,
false))
- DRM_ERROR("PCH transcoder %s FIFO underrun\n",
- transcoder_name(pch_transcoder));
+ DRM_ERROR("PCH transcoder %c FIFO underrun\n",
+ pipe_name(pch_transcoder));
}

/**
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 646359025574..74de1ae48d4f 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2639,7 +2639,6 @@ static int srp_reset_device(struct scsi_cmnd *scmnd)
{
struct srp_target_port *target = host_to_target(scmnd->device->host);
struct srp_rdma_ch *ch;
- int i, j;
u8 status;

shost_printk(KERN_ERR, target->scsi_host, "SRP reset_device called\n");
@@ -2651,15 +2650,6 @@ static int srp_reset_device(struct scsi_cmnd *scmnd)
if (status)
return FAILED;

- for (i = 0; i < target->ch_count; i++) {
- ch = &target->ch[i];
- for (j = 0; j < target->req_ring_size; ++j) {
- struct srp_request *req = &ch->req_ring[j];
-
- srp_finish_req(ch, req, scmnd->device, DID_RESET << 16);
- }
- }
-
return SUCCESS;
}

diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c
index 4d9b195547c5..df2a10157720 100644
--- a/drivers/isdn/hardware/avm/b1.c
+++ b/drivers/isdn/hardware/avm/b1.c
@@ -423,7 +423,7 @@ void b1_parse_version(avmctrl_info *cinfo)
int i, j;

for (j = 0; j < AVM_MAXVERSION; j++)
- cinfo->version[j] = "\0\0" + 1;
+ cinfo->version[j] = "";
for (i = 0, j = 0;
j < AVM_MAXVERSION && i < cinfo->versionlen;
j++, i += cinfo->versionbuf[i] + 1)
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 63eaa0a9f8a1..d4e0d1602c80 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -1455,15 +1455,19 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
{
modem_info *info = (modem_info *) tty->driver_data;

+ mutex_lock(&modem_info_mutex);
if (!old_termios)
isdn_tty_change_speed(info);
else {
if (tty->termios.c_cflag == old_termios->c_cflag &&
tty->termios.c_ispeed == old_termios->c_ispeed &&
- tty->termios.c_ospeed == old_termios->c_ospeed)
+ tty->termios.c_ospeed == old_termios->c_ospeed) {
+ mutex_unlock(&modem_info_mutex);
return;
+ }
isdn_tty_change_speed(info);
}
+ mutex_unlock(&modem_info_mutex);
}

/*
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index c5b30f06218a..44ceed7ac3c5 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -318,7 +318,9 @@ static int lp5523_init_program_engine(struct lp55xx_chip *chip)

/* Let the programs run for couple of ms and check the engine status */
usleep_range(3000, 6000);
- lp55xx_read(chip, LP5523_REG_STATUS, &status);
+ ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);
+ if (ret)
+ return ret;
status &= LP5523_ENG_STATUS_MASK;

if (status != LP5523_ENG_STATUS_MASK) {
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 589eebfc13df..2f212bdc187a 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -257,7 +257,7 @@ static int get_register_interruptible(struct ab8500 *ab8500, u8 bank,
mutex_unlock(&ab8500->lock);
dev_vdbg(ab8500->dev, "rd: addr %#x => data %#x\n", addr, ret);

- return ret;
+ return (ret < 0) ? ret : 0;
}

static int ab8500_get_register(struct device *dev, u8 bank,
diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index ca38a6a14110..26ccf3f4ade9 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c
@@ -2588,7 +2588,7 @@ static struct irq_chip prcmu_irq_chip = {
.irq_unmask = prcmu_irq_unmask,
};

-static __init char *fw_project_name(u32 project)
+static char *fw_project_name(u32 project)
{
switch (project) {
case PRCMU_FW_PROJECT_U8500:
@@ -2736,7 +2736,7 @@ void __init db8500_prcmu_early_init(u32 phy_base, u32 size)
INIT_WORK(&mb0_transfer.mask_work, prcmu_mask_work);
}

-static void __init init_prcm_registers(void)
+static void init_prcm_registers(void)
{
u32 val;

diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index d7f54e492aa6..6c16f170529f 100644
--- a/drivers/mfd/mc13xxx-core.c
+++ b/drivers/mfd/mc13xxx-core.c
@@ -274,7 +274,9 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode,

mc13xxx->adcflags |= MC13XXX_ADC_WORKING;

- mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0);
+ ret = mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0);
+ if (ret)
+ goto out;

adc0 = MC13XXX_ADC0_ADINC1 | MC13XXX_ADC0_ADINC2;
adc1 = MC13XXX_ADC1_ADEN | MC13XXX_ADC1_ADTRIGIGN | MC13XXX_ADC1_ASC;
diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index e14d8b058f0c..5d4c10f05450 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -306,8 +306,7 @@ static int mt6397_probe(struct platform_device *pdev)

default:
dev_err(&pdev->dev, "unsupported chip: %d\n", id);
- ret = -ENODEV;
- break;
+ return -ENODEV;
}

if (ret) {
diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c
index 52fafea06067..8d420c37b2a6 100644
--- a/drivers/mfd/qcom_rpm.c
+++ b/drivers/mfd/qcom_rpm.c
@@ -638,6 +638,10 @@ static int qcom_rpm_probe(struct platform_device *pdev)
return -EFAULT;
}

+ writel(fw_version[0], RPM_CTRL_REG(rpm, 0));
+ writel(fw_version[1], RPM_CTRL_REG(rpm, 1));
+ writel(fw_version[2], RPM_CTRL_REG(rpm, 2));
+
dev_info(&pdev->dev, "RPM firmware %u.%u.%u\n", fw_version[0],
fw_version[1],
fw_version[2]);
diff --git a/drivers/mfd/ti_am335x_tscadc.c b/drivers/mfd/ti_am335x_tscadc.c
index 798f0a829637..60286adbd6a1 100644
--- a/drivers/mfd/ti_am335x_tscadc.c
+++ b/drivers/mfd/ti_am335x_tscadc.c
@@ -264,8 +264,9 @@ static int ti_tscadc_probe(struct platform_device *pdev)
cell->pdata_size = sizeof(tscadc);
}

- err = mfd_add_devices(&pdev->dev, pdev->id, tscadc->cells,
- tscadc->used_cells, NULL, 0, NULL);
+ err = mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO,
+ tscadc->cells, tscadc->used_cells, NULL,
+ 0, NULL);
if (err < 0)
goto err_disable_clk;

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index c64615dca2bd..1d58df856548 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -979,7 +979,7 @@ add_children(struct twl4030_platform_data *pdata, unsigned irq_base,
* letting it generate the right frequencies for USB, MADC, and
* other purposes.
*/
-static inline int __init protect_pm_master(void)
+static inline int protect_pm_master(void)
{
int e = 0;

@@ -988,7 +988,7 @@ static inline int __init protect_pm_master(void)
return e;
}

-static inline int __init unprotect_pm_master(void)
+static inline int unprotect_pm_master(void)
{
int e = 0;

diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index 1ee68bd440fb..16c6e2accfaa 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -1618,6 +1618,7 @@ static const struct reg_default wm5110_reg_default[] = {
{ 0x00000ECD, 0x0000 }, /* R3789 - HPLPF4_2 */
{ 0x00000EE0, 0x0000 }, /* R3808 - ASRC_ENABLE */
{ 0x00000EE2, 0x0000 }, /* R3810 - ASRC_RATE1 */
+ { 0x00000EE3, 0x4000 }, /* R3811 - ASRC_RATE2 */
{ 0x00000EF0, 0x0000 }, /* R3824 - ISRC 1 CTRL 1 */
{ 0x00000EF1, 0x0000 }, /* R3825 - ISRC 1 CTRL 2 */
{ 0x00000EF2, 0x0000 }, /* R3826 - ISRC 1 CTRL 3 */
@@ -2869,6 +2870,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
case ARIZONA_ASRC_ENABLE:
case ARIZONA_ASRC_STATUS:
case ARIZONA_ASRC_RATE1:
+ case ARIZONA_ASRC_RATE2:
case ARIZONA_ISRC_1_CTRL_1:
case ARIZONA_ISRC_1_CTRL_2:
case ARIZONA_ISRC_1_CTRL_3:
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
index 0b4d90ceea7a..864f107ed48f 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
@@ -149,12 +149,10 @@ static void hns_ae_put_handle(struct hnae_handle *handle)
struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
int i;

- vf_cb->mac_cb = NULL;
-
- kfree(vf_cb);
-
for (i = 0; i < handle->q_num; i++)
hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0;
+
+ kfree(vf_cb);
}

static void hns_ae_ring_enable_all(struct hnae_handle *handle, int val)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 1a92cd719e19..ab2259c5808a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -777,13 +777,27 @@ static int get_fixed_ipv6_csum(__wsum hw_checksum, struct sk_buff *skb,
return 0;
}
#endif
+
+#define short_frame(size) ((size) <= ETH_ZLEN + ETH_FCS_LEN)
+
static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va,
netdev_features_t dev_features)
{
__wsum hw_checksum = 0;
+ void *hdr;
+
+ /* CQE csum doesn't cover padding octets in short ethernet
+ * frames. And the pad field is appended prior to calculating
+ * and appending the FCS field.
+ *
+ * Detecting these padded frames requires to verify and parse
+ * IP headers, so we simply force all those small frames to skip
+ * checksum complete.
+ */
+ if (short_frame(skb->len))
+ return -EINVAL;

- void *hdr = (u8 *)va + sizeof(struct ethhdr);
-
+ hdr = (u8 *)va + sizeof(struct ethhdr);
hw_checksum = csum_unfold((__force __sum16)cqe->checksum);

if (cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_CVLAN_PRESENT_MASK) &&
@@ -945,6 +959,11 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
}

if (likely(dev->features & NETIF_F_RXCSUM)) {
+ /* TODO: For IP non TCP/UDP packets when csum complete is
+ * not an option (not supported or any other reason) we can
+ * actually check cqe IPOK status bit and report
+ * CHECKSUM_UNNECESSARY rather than CHECKSUM_NONE
+ */
if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_TCP |
MLX4_CQE_STATUS_UDP)) {
if ((cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPOK)) &&
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index bf1c09ca73c0..b210c171a380 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -91,6 +91,7 @@ static void mlx5e_update_sw_rep_counters(struct mlx5e_priv *priv)

s->tx_packets += sq_stats->packets;
s->tx_bytes += sq_stats->bytes;
+ s->tx_queue_dropped += sq_stats->dropped;
}
}
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 60e1edcbe573..7ca1ab5c1936 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -794,7 +794,7 @@ static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
{
return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS :
- MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY;
+ MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_MLAG;
}

static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
@@ -806,7 +806,7 @@ static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
const char *mac, u16 fid, bool adding,
enum mlxsw_reg_sfd_rec_action action,
- bool dynamic)
+ enum mlxsw_reg_sfd_rec_policy policy)
{
char *sfd_pl;
u8 num_rec;
@@ -817,8 +817,7 @@ static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
return -ENOMEM;

mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
- mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
- mac, fid, action, local_port);
+ mlxsw_reg_sfd_uc_pack(sfd_pl, 0, policy, mac, fid, action, local_port);
num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
if (err)
@@ -837,7 +836,8 @@ static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port,
bool dynamic)
{
return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding,
- MLXSW_REG_SFD_REC_ACTION_NOP, dynamic);
+ MLXSW_REG_SFD_REC_ACTION_NOP,
+ mlxsw_sp_sfd_rec_policy(dynamic));
}

int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
@@ -845,7 +845,7 @@ int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid,
{
return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, 0, mac, fid, adding,
MLXSW_REG_SFD_REC_ACTION_FORWARD_IP_ROUTER,
- false);
+ MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY);
}

static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
index a3360cbdb30b..5b968e6a0a7f 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
@@ -1013,6 +1013,10 @@ static void qed_ll2_post_rx_buffer_notify_fw(struct qed_hwfn *p_hwfn,
cq_prod = qed_chain_get_prod_idx(&p_rx->rcq_chain);
rx_prod.bd_prod = cpu_to_le16(bd_prod);
rx_prod.cqe_prod = cpu_to_le16(cq_prod);
+
+ /* Make sure chain element is updated before ringing the doorbell */
+ dma_wmb();
+
DIRECT_REG_WR(p_rx->set_prod_addr, *((u32 *)&rx_prod));
}

diff --git a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c
index b3e669af3005..026e8e9cb942 100644
--- a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c
+++ b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c
@@ -34,7 +34,7 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
unsigned int entry = priv->cur_tx;
struct dma_desc *desc = priv->dma_tx + entry;
unsigned int nopaged_len = skb_headlen(skb);
- unsigned int bmax;
+ unsigned int bmax, des2;
unsigned int i = 1, len;

if (priv->plat->enh_desc)
@@ -44,11 +44,12 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)

len = nopaged_len - bmax;

- desc->des2 = dma_map_single(priv->device, skb->data,
- bmax, DMA_TO_DEVICE);
- if (dma_mapping_error(priv->device, desc->des2))
+ des2 = dma_map_single(priv->device, skb->data,
+ bmax, DMA_TO_DEVICE);
+ desc->des2 = cpu_to_le32(des2);
+ if (dma_mapping_error(priv->device, des2))
return -1;
- priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].buf = des2;
priv->tx_skbuff_dma[entry].len = bmax;
/* do not close the descriptor and do not set own bit */
priv->hw->desc->prepare_tx_desc(desc, 1, bmax, csum, STMMAC_CHAIN_MODE,
@@ -60,12 +61,13 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
desc = priv->dma_tx + entry;

if (len > bmax) {
- desc->des2 = dma_map_single(priv->device,
- (skb->data + bmax * i),
- bmax, DMA_TO_DEVICE);
- if (dma_mapping_error(priv->device, desc->des2))
+ des2 = dma_map_single(priv->device,
+ (skb->data + bmax * i),
+ bmax, DMA_TO_DEVICE);
+ desc->des2 = cpu_to_le32(des2);
+ if (dma_mapping_error(priv->device, des2))
return -1;
- priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].buf = des2;
priv->tx_skbuff_dma[entry].len = bmax;
priv->hw->desc->prepare_tx_desc(desc, 0, bmax, csum,
STMMAC_CHAIN_MODE, 1,
@@ -73,12 +75,13 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
len -= bmax;
i++;
} else {
- desc->des2 = dma_map_single(priv->device,
- (skb->data + bmax * i), len,
- DMA_TO_DEVICE);
- if (dma_mapping_error(priv->device, desc->des2))
+ des2 = dma_map_single(priv->device,
+ (skb->data + bmax * i), len,
+ DMA_TO_DEVICE);
+ desc->des2 = cpu_to_le32(des2);
+ if (dma_mapping_error(priv->device, des2))
return -1;
- priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].buf = des2;
priv->tx_skbuff_dma[entry].len = len;
/* last descriptor can be set now */
priv->hw->desc->prepare_tx_desc(desc, 0, len, csum,
@@ -119,19 +122,19 @@ static void stmmac_init_dma_chain(void *des, dma_addr_t phy_addr,
struct dma_extended_desc *p = (struct dma_extended_desc *)des;
for (i = 0; i < (size - 1); i++) {
dma_phy += sizeof(struct dma_extended_desc);
- p->basic.des3 = (unsigned int)dma_phy;
+ p->basic.des3 = cpu_to_le32((unsigned int)dma_phy);
p++;
}
- p->basic.des3 = (unsigned int)phy_addr;
+ p->basic.des3 = cpu_to_le32((unsigned int)phy_addr);

} else {
struct dma_desc *p = (struct dma_desc *)des;
for (i = 0; i < (size - 1); i++) {
dma_phy += sizeof(struct dma_desc);
- p->des3 = (unsigned int)dma_phy;
+ p->des3 = cpu_to_le32((unsigned int)dma_phy);
p++;
}
- p->des3 = (unsigned int)phy_addr;
+ p->des3 = cpu_to_le32((unsigned int)phy_addr);
}
}

@@ -144,10 +147,10 @@ static void stmmac_refill_desc3(void *priv_ptr, struct dma_desc *p)
* 1588-2002 time stamping is enabled, hence reinitialize it
* to keep explicit chaining in the descriptor.
*/
- p->des3 = (unsigned int)(priv->dma_rx_phy +
- (((priv->dirty_rx) + 1) %
- DMA_RX_SIZE) *
- sizeof(struct dma_desc));
+ p->des3 = cpu_to_le32((unsigned int)(priv->dma_rx_phy +
+ (((priv->dirty_rx) + 1) %
+ DMA_RX_SIZE) *
+ sizeof(struct dma_desc)));
}

static void stmmac_clean_desc3(void *priv_ptr, struct dma_desc *p)
@@ -161,9 +164,9 @@ static void stmmac_clean_desc3(void *priv_ptr, struct dma_desc *p)
* 1588-2002 time stamping is enabled, hence reinitialize it
* to keep explicit chaining in the descriptor.
*/
- p->des3 = (unsigned int)((priv->dma_tx_phy +
- ((priv->dirty_tx + 1) % DMA_TX_SIZE))
- * sizeof(struct dma_desc));
+ p->des3 = cpu_to_le32((unsigned int)((priv->dma_tx_phy +
+ ((priv->dirty_tx + 1) % DMA_TX_SIZE))
+ * sizeof(struct dma_desc)));
}

const struct stmmac_mode_ops chain_mode_ops = {
diff --git a/drivers/net/ethernet/stmicro/stmmac/descs.h b/drivers/net/ethernet/stmicro/stmmac/descs.h
index e3c86d422109..faeeef75d7f1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/descs.h
+++ b/drivers/net/ethernet/stmicro/stmmac/descs.h
@@ -87,7 +87,7 @@
#define TDES0_ERROR_SUMMARY BIT(15)
#define TDES0_IP_HEADER_ERROR BIT(16)
#define TDES0_TIME_STAMP_STATUS BIT(17)
-#define TDES0_OWN BIT(31)
+#define TDES0_OWN ((u32)BIT(31)) /* silence sparse */
/* TDES1 */
#define TDES1_BUFFER1_SIZE_MASK GENMASK(10, 0)
#define TDES1_BUFFER2_SIZE_MASK GENMASK(21, 11)
@@ -130,7 +130,7 @@
#define ETDES0_FIRST_SEGMENT BIT(28)
#define ETDES0_LAST_SEGMENT BIT(29)
#define ETDES0_INTERRUPT BIT(30)
-#define ETDES0_OWN BIT(31)
+#define ETDES0_OWN ((u32)BIT(31)) /* silence sparse */
/* TDES1 */
#define ETDES1_BUFFER1_SIZE_MASK GENMASK(12, 0)
#define ETDES1_BUFFER2_SIZE_MASK GENMASK(28, 16)
@@ -170,19 +170,19 @@

/* Basic descriptor structure for normal and alternate descriptors */
struct dma_desc {
- unsigned int des0;
- unsigned int des1;
- unsigned int des2;
- unsigned int des3;
+ __le32 des0;
+ __le32 des1;
+ __le32 des2;
+ __le32 des3;
};

/* Extended descriptor structure (e.g. >= databook 3.50a) */
struct dma_extended_desc {
struct dma_desc basic; /* Basic descriptors */
- unsigned int des4; /* Extended Status */
- unsigned int des5; /* Reserved */
- unsigned int des6; /* Tx/Rx Timestamp Low */
- unsigned int des7; /* Tx/Rx Timestamp High */
+ __le32 des4; /* Extended Status */
+ __le32 des5; /* Reserved */
+ __le32 des6; /* Tx/Rx Timestamp Low */
+ __le32 des7; /* Tx/Rx Timestamp High */
};

/* Transmit checksum insertion control */
diff --git a/drivers/net/ethernet/stmicro/stmmac/descs_com.h b/drivers/net/ethernet/stmicro/stmmac/descs_com.h
index 7635a464ce41..1d181e205d6e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/descs_com.h
+++ b/drivers/net/ethernet/stmicro/stmmac/descs_com.h
@@ -35,47 +35,50 @@
/* Enhanced descriptors */
static inline void ehn_desc_rx_set_on_ring(struct dma_desc *p, int end)
{
- p->des1 |= ((BUF_SIZE_8KiB - 1) << ERDES1_BUFFER2_SIZE_SHIFT)
- & ERDES1_BUFFER2_SIZE_MASK;
+ p->des1 |= cpu_to_le32(((BUF_SIZE_8KiB - 1)
+ << ERDES1_BUFFER2_SIZE_SHIFT)
+ & ERDES1_BUFFER2_SIZE_MASK);

if (end)
- p->des1 |= ERDES1_END_RING;
+ p->des1 |= cpu_to_le32(ERDES1_END_RING);
}

static inline void enh_desc_end_tx_desc_on_ring(struct dma_desc *p, int end)
{
if (end)
- p->des0 |= ETDES0_END_RING;
+ p->des0 |= cpu_to_le32(ETDES0_END_RING);
else
- p->des0 &= ~ETDES0_END_RING;
+ p->des0 &= cpu_to_le32(~ETDES0_END_RING);
}

static inline void enh_set_tx_desc_len_on_ring(struct dma_desc *p, int len)
{
if (unlikely(len > BUF_SIZE_4KiB)) {
- p->des1 |= (((len - BUF_SIZE_4KiB) << ETDES1_BUFFER2_SIZE_SHIFT)
+ p->des1 |= cpu_to_le32((((len - BUF_SIZE_4KiB)
+ << ETDES1_BUFFER2_SIZE_SHIFT)
& ETDES1_BUFFER2_SIZE_MASK) | (BUF_SIZE_4KiB
- & ETDES1_BUFFER1_SIZE_MASK);
+ & ETDES1_BUFFER1_SIZE_MASK));
} else
- p->des1 |= (len & ETDES1_BUFFER1_SIZE_MASK);
+ p->des1 |= cpu_to_le32((len & ETDES1_BUFFER1_SIZE_MASK));
}

/* Normal descriptors */
static inline void ndesc_rx_set_on_ring(struct dma_desc *p, int end)
{
- p->des1 |= ((BUF_SIZE_2KiB - 1) << RDES1_BUFFER2_SIZE_SHIFT)
- & RDES1_BUFFER2_SIZE_MASK;
+ p->des1 |= cpu_to_le32(((BUF_SIZE_2KiB - 1)
+ << RDES1_BUFFER2_SIZE_SHIFT)
+ & RDES1_BUFFER2_SIZE_MASK);

if (end)
- p->des1 |= RDES1_END_RING;
+ p->des1 |= cpu_to_le32(RDES1_END_RING);
}

static inline void ndesc_end_tx_desc_on_ring(struct dma_desc *p, int end)
{
if (end)
- p->des1 |= TDES1_END_RING;
+ p->des1 |= cpu_to_le32(TDES1_END_RING);
else
- p->des1 &= ~TDES1_END_RING;
+ p->des1 &= cpu_to_le32(~TDES1_END_RING);
}

static inline void norm_set_tx_desc_len_on_ring(struct dma_desc *p, int len)
@@ -83,10 +86,11 @@ static inline void norm_set_tx_desc_len_on_ring(struct dma_desc *p, int len)
if (unlikely(len > BUF_SIZE_2KiB)) {
unsigned int buffer1 = (BUF_SIZE_2KiB - 1)
& TDES1_BUFFER1_SIZE_MASK;
- p->des1 |= ((((len - buffer1) << TDES1_BUFFER2_SIZE_SHIFT)
- & TDES1_BUFFER2_SIZE_MASK) | buffer1);
+ p->des1 |= cpu_to_le32((((len - buffer1)
+ << TDES1_BUFFER2_SIZE_SHIFT)
+ & TDES1_BUFFER2_SIZE_MASK) | buffer1);
} else
- p->des1 |= (len & TDES1_BUFFER1_SIZE_MASK);
+ p->des1 |= cpu_to_le32((len & TDES1_BUFFER1_SIZE_MASK));
}

/* Specific functions used for Chain mode */
@@ -94,32 +98,32 @@ static inline void norm_set_tx_desc_len_on_ring(struct dma_desc *p, int len)
/* Enhanced descriptors */
static inline void ehn_desc_rx_set_on_chain(struct dma_desc *p)
{
- p->des1 |= ERDES1_SECOND_ADDRESS_CHAINED;
+ p->des1 |= cpu_to_le32(ERDES1_SECOND_ADDRESS_CHAINED);
}

static inline void enh_desc_end_tx_desc_on_chain(struct dma_desc *p)
{
- p->des0 |= ETDES0_SECOND_ADDRESS_CHAINED;
+ p->des0 |= cpu_to_le32(ETDES0_SECOND_ADDRESS_CHAINED);
}

static inline void enh_set_tx_desc_len_on_chain(struct dma_desc *p, int len)
{
- p->des1 |= (len & ETDES1_BUFFER1_SIZE_MASK);
+ p->des1 |= cpu_to_le32(len & ETDES1_BUFFER1_SIZE_MASK);
}

/* Normal descriptors */
static inline void ndesc_rx_set_on_chain(struct dma_desc *p, int end)
{
- p->des1 |= RDES1_SECOND_ADDRESS_CHAINED;
+ p->des1 |= cpu_to_le32(RDES1_SECOND_ADDRESS_CHAINED);
}

static inline void ndesc_tx_set_on_chain(struct dma_desc *p)
{
- p->des1 |= TDES1_SECOND_ADDRESS_CHAINED;
+ p->des1 |= cpu_to_le32(TDES1_SECOND_ADDRESS_CHAINED);
}

static inline void norm_set_tx_desc_len_on_chain(struct dma_desc *p, int len)
{
- p->des1 |= len & TDES1_BUFFER1_SIZE_MASK;
+ p->des1 |= cpu_to_le32(len & TDES1_BUFFER1_SIZE_MASK);
}
#endif /* __DESC_COM_H__ */
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
index f988c7573ba5..3f5056858535 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
@@ -23,7 +23,7 @@ static int dwmac4_wrback_get_tx_status(void *data, struct stmmac_extra_stats *x,
unsigned int tdes3;
int ret = tx_done;

- tdes3 = p->des3;
+ tdes3 = le32_to_cpu(p->des3);

/* Get tx owner first */
if (unlikely(tdes3 & TDES3_OWN))
@@ -77,9 +77,9 @@ static int dwmac4_wrback_get_rx_status(void *data, struct stmmac_extra_stats *x,
struct dma_desc *p)
{
struct net_device_stats *stats = (struct net_device_stats *)data;
- unsigned int rdes1 = p->des1;
- unsigned int rdes2 = p->des2;
- unsigned int rdes3 = p->des3;
+ unsigned int rdes1 = le32_to_cpu(p->des1);
+ unsigned int rdes2 = le32_to_cpu(p->des2);
+ unsigned int rdes3 = le32_to_cpu(p->des3);
int message_type;
int ret = good_frame;

@@ -176,47 +176,48 @@ static int dwmac4_wrback_get_rx_status(void *data, struct stmmac_extra_stats *x,

static int dwmac4_rd_get_tx_len(struct dma_desc *p)
{
- return (p->des2 & TDES2_BUFFER1_SIZE_MASK);
+ return (le32_to_cpu(p->des2) & TDES2_BUFFER1_SIZE_MASK);
}

static int dwmac4_get_tx_owner(struct dma_desc *p)
{
- return (p->des3 & TDES3_OWN) >> TDES3_OWN_SHIFT;
+ return (le32_to_cpu(p->des3) & TDES3_OWN) >> TDES3_OWN_SHIFT;
}

static void dwmac4_set_tx_owner(struct dma_desc *p)
{
- p->des3 |= TDES3_OWN;
+ p->des3 |= cpu_to_le32(TDES3_OWN);
}

static void dwmac4_set_rx_owner(struct dma_desc *p)
{
- p->des3 |= RDES3_OWN;
+ p->des3 |= cpu_to_le32(RDES3_OWN);
}

static int dwmac4_get_tx_ls(struct dma_desc *p)
{
- return (p->des3 & TDES3_LAST_DESCRIPTOR) >> TDES3_LAST_DESCRIPTOR_SHIFT;
+ return (le32_to_cpu(p->des3) & TDES3_LAST_DESCRIPTOR)
+ >> TDES3_LAST_DESCRIPTOR_SHIFT;
}

static int dwmac4_wrback_get_rx_frame_len(struct dma_desc *p, int rx_coe)
{
- return (p->des3 & RDES3_PACKET_SIZE_MASK);
+ return (le32_to_cpu(p->des3) & RDES3_PACKET_SIZE_MASK);
}

static void dwmac4_rd_enable_tx_timestamp(struct dma_desc *p)
{
- p->des2 |= TDES2_TIMESTAMP_ENABLE;
+ p->des2 |= cpu_to_le32(TDES2_TIMESTAMP_ENABLE);
}

static int dwmac4_wrback_get_tx_timestamp_status(struct dma_desc *p)
{
/* Context type from W/B descriptor must be zero */
- if (p->des3 & TDES3_CONTEXT_TYPE)
+ if (le32_to_cpu(p->des3) & TDES3_CONTEXT_TYPE)
return -EINVAL;

/* Tx Timestamp Status is 1 so des0 and des1'll have valid values */
- if (p->des3 & TDES3_TIMESTAMP_STATUS)
+ if (le32_to_cpu(p->des3) & TDES3_TIMESTAMP_STATUS)
return 0;

return 1;
@@ -227,9 +228,9 @@ static inline u64 dwmac4_get_timestamp(void *desc, u32 ats)
struct dma_desc *p = (struct dma_desc *)desc;
u64 ns;

- ns = p->des0;
+ ns = le32_to_cpu(p->des0);
/* convert high/sec time stamp value to nanosecond */
- ns += p->des1 * 1000000000ULL;
+ ns += le32_to_cpu(p->des1) * 1000000000ULL;

return ns;
}
@@ -267,7 +268,7 @@ static int dwmac4_wrback_get_rx_timestamp_status(void *desc, u32 ats)

/* Get the status from normal w/b descriptor */
if (likely(p->des3 & TDES3_RS1V)) {
- if (likely(p->des1 & RDES1_TIMESTAMP_AVAILABLE)) {
+ if (likely(le32_to_cpu(p->des1) & RDES1_TIMESTAMP_AVAILABLE)) {
int i = 0;

/* Check if timestamp is OK from context descriptor */
@@ -290,10 +291,10 @@ static int dwmac4_wrback_get_rx_timestamp_status(void *desc, u32 ats)
static void dwmac4_rd_init_rx_desc(struct dma_desc *p, int disable_rx_ic,
int mode, int end)
{
- p->des3 = RDES3_OWN | RDES3_BUFFER1_VALID_ADDR;
+ p->des3 = cpu_to_le32(RDES3_OWN | RDES3_BUFFER1_VALID_ADDR);

if (!disable_rx_ic)
- p->des3 |= RDES3_INT_ON_COMPLETION_EN;
+ p->des3 |= cpu_to_le32(RDES3_INT_ON_COMPLETION_EN);
}

static void dwmac4_rd_init_tx_desc(struct dma_desc *p, int mode, int end)
@@ -308,9 +309,9 @@ static void dwmac4_rd_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
bool csum_flag, int mode, bool tx_own,
bool ls)
{
- unsigned int tdes3 = p->des3;
+ unsigned int tdes3 = le32_to_cpu(p->des3);

- p->des2 |= (len & TDES2_BUFFER1_SIZE_MASK);
+ p->des2 |= cpu_to_le32(len & TDES2_BUFFER1_SIZE_MASK);

if (is_fs)
tdes3 |= TDES3_FIRST_DESCRIPTOR;
@@ -338,7 +339,7 @@ static void dwmac4_rd_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
*/
wmb();

- p->des3 = tdes3;
+ p->des3 = cpu_to_le32(tdes3);
}

static void dwmac4_rd_prepare_tso_tx_desc(struct dma_desc *p, int is_fs,
@@ -346,14 +347,14 @@ static void dwmac4_rd_prepare_tso_tx_desc(struct dma_desc *p, int is_fs,
bool ls, unsigned int tcphdrlen,
unsigned int tcppayloadlen)
{
- unsigned int tdes3 = p->des3;
+ unsigned int tdes3 = le32_to_cpu(p->des3);

if (len1)
- p->des2 |= (len1 & TDES2_BUFFER1_SIZE_MASK);
+ p->des2 |= cpu_to_le32((len1 & TDES2_BUFFER1_SIZE_MASK));

if (len2)
- p->des2 |= (len2 << TDES2_BUFFER2_SIZE_MASK_SHIFT)
- & TDES2_BUFFER2_SIZE_MASK;
+ p->des2 |= cpu_to_le32((len2 << TDES2_BUFFER2_SIZE_MASK_SHIFT)
+ & TDES2_BUFFER2_SIZE_MASK);

if (is_fs) {
tdes3 |= TDES3_FIRST_DESCRIPTOR |
@@ -381,7 +382,7 @@ static void dwmac4_rd_prepare_tso_tx_desc(struct dma_desc *p, int is_fs,
*/
wmb();

- p->des3 = tdes3;
+ p->des3 = cpu_to_le32(tdes3);
}

static void dwmac4_release_tx_desc(struct dma_desc *p, int mode)
@@ -392,7 +393,7 @@ static void dwmac4_release_tx_desc(struct dma_desc *p, int mode)

static void dwmac4_rd_set_tx_ic(struct dma_desc *p)
{
- p->des2 |= TDES2_INTERRUPT_ON_COMPLETION;
+ p->des2 |= cpu_to_le32(TDES2_INTERRUPT_ON_COMPLETION);
}

static void dwmac4_display_ring(void *head, unsigned int size, bool rx)
@@ -405,7 +406,8 @@ static void dwmac4_display_ring(void *head, unsigned int size, bool rx)
for (i = 0; i < size; i++) {
pr_info("%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n",
i, (unsigned int)virt_to_phys(p),
- p->des0, p->des1, p->des2, p->des3);
+ le32_to_cpu(p->des0), le32_to_cpu(p->des1),
+ le32_to_cpu(p->des2), le32_to_cpu(p->des3));
p++;
}
}
@@ -414,8 +416,8 @@ static void dwmac4_set_mss_ctxt(struct dma_desc *p, unsigned int mss)
{
p->des0 = 0;
p->des1 = 0;
- p->des2 = mss;
- p->des3 = TDES3_CONTEXT_TYPE | TDES3_CTXT_TCMSSV;
+ p->des2 = cpu_to_le32(mss);
+ p->des3 = cpu_to_le32(TDES3_CONTEXT_TYPE | TDES3_CTXT_TCMSSV);
}

const struct stmmac_desc_ops dwmac4_desc_ops = {
diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
index e75549327c34..ce97e522566a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
@@ -30,7 +30,7 @@ static int enh_desc_get_tx_status(void *data, struct stmmac_extra_stats *x,
struct dma_desc *p, void __iomem *ioaddr)
{
struct net_device_stats *stats = (struct net_device_stats *)data;
- unsigned int tdes0 = p->des0;
+ unsigned int tdes0 = le32_to_cpu(p->des0);
int ret = tx_done;

/* Get tx owner first */
@@ -95,7 +95,7 @@ static int enh_desc_get_tx_status(void *data, struct stmmac_extra_stats *x,

static int enh_desc_get_tx_len(struct dma_desc *p)
{
- return (p->des1 & ETDES1_BUFFER1_SIZE_MASK);
+ return (le32_to_cpu(p->des1) & ETDES1_BUFFER1_SIZE_MASK);
}

static int enh_desc_coe_rdes0(int ipc_err, int type, int payload_err)
@@ -134,8 +134,8 @@ static int enh_desc_coe_rdes0(int ipc_err, int type, int payload_err)
static void enh_desc_get_ext_status(void *data, struct stmmac_extra_stats *x,
struct dma_extended_desc *p)
{
- unsigned int rdes0 = p->basic.des0;
- unsigned int rdes4 = p->des4;
+ unsigned int rdes0 = le32_to_cpu(p->basic.des0);
+ unsigned int rdes4 = le32_to_cpu(p->des4);

if (unlikely(rdes0 & ERDES0_RX_MAC_ADDR)) {
int message_type = (rdes4 & ERDES4_MSG_TYPE_MASK) >> 8;
@@ -199,7 +199,7 @@ static int enh_desc_get_rx_status(void *data, struct stmmac_extra_stats *x,
struct dma_desc *p)
{
struct net_device_stats *stats = (struct net_device_stats *)data;
- unsigned int rdes0 = p->des0;
+ unsigned int rdes0 = le32_to_cpu(p->des0);
int ret = good_frame;

if (unlikely(rdes0 & RDES0_OWN))
@@ -265,8 +265,8 @@ static int enh_desc_get_rx_status(void *data, struct stmmac_extra_stats *x,
static void enh_desc_init_rx_desc(struct dma_desc *p, int disable_rx_ic,
int mode, int end)
{
- p->des0 |= RDES0_OWN;
- p->des1 |= ((BUF_SIZE_8KiB - 1) & ERDES1_BUFFER1_SIZE_MASK);
+ p->des0 |= cpu_to_le32(RDES0_OWN);
+ p->des1 |= cpu_to_le32((BUF_SIZE_8KiB - 1) & ERDES1_BUFFER1_SIZE_MASK);

if (mode == STMMAC_CHAIN_MODE)
ehn_desc_rx_set_on_chain(p);
@@ -274,12 +274,12 @@ static void enh_desc_init_rx_desc(struct dma_desc *p, int disable_rx_ic,
ehn_desc_rx_set_on_ring(p, end);

if (disable_rx_ic)
- p->des1 |= ERDES1_DISABLE_IC;
+ p->des1 |= cpu_to_le32(ERDES1_DISABLE_IC);
}

static void enh_desc_init_tx_desc(struct dma_desc *p, int mode, int end)
{
- p->des0 &= ~ETDES0_OWN;
+ p->des0 &= cpu_to_le32(~ETDES0_OWN);
if (mode == STMMAC_CHAIN_MODE)
enh_desc_end_tx_desc_on_chain(p);
else
@@ -288,27 +288,27 @@ static void enh_desc_init_tx_desc(struct dma_desc *p, int mode, int end)

static int enh_desc_get_tx_owner(struct dma_desc *p)
{
- return (p->des0 & ETDES0_OWN) >> 31;
+ return (le32_to_cpu(p->des0) & ETDES0_OWN) >> 31;
}

static void enh_desc_set_tx_owner(struct dma_desc *p)
{
- p->des0 |= ETDES0_OWN;
+ p->des0 |= cpu_to_le32(ETDES0_OWN);
}

static void enh_desc_set_rx_owner(struct dma_desc *p)
{
- p->des0 |= RDES0_OWN;
+ p->des0 |= cpu_to_le32(RDES0_OWN);
}

static int enh_desc_get_tx_ls(struct dma_desc *p)
{
- return (p->des0 & ETDES0_LAST_SEGMENT) >> 29;
+ return (le32_to_cpu(p->des0) & ETDES0_LAST_SEGMENT) >> 29;
}

static void enh_desc_release_tx_desc(struct dma_desc *p, int mode)
{
- int ter = (p->des0 & ETDES0_END_RING) >> 21;
+ int ter = (le32_to_cpu(p->des0) & ETDES0_END_RING) >> 21;

memset(p, 0, offsetof(struct dma_desc, des2));
if (mode == STMMAC_CHAIN_MODE)
@@ -321,7 +321,7 @@ static void enh_desc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
bool csum_flag, int mode, bool tx_own,
bool ls)
{
- unsigned int tdes0 = p->des0;
+ unsigned int tdes0 = le32_to_cpu(p->des0);

if (mode == STMMAC_CHAIN_MODE)
enh_set_tx_desc_len_on_chain(p, len);
@@ -352,12 +352,12 @@ static void enh_desc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
*/
wmb();

- p->des0 = tdes0;
+ p->des0 = cpu_to_le32(tdes0);
}

static void enh_desc_set_tx_ic(struct dma_desc *p)
{
- p->des0 |= ETDES0_INTERRUPT;
+ p->des0 |= cpu_to_le32(ETDES0_INTERRUPT);
}

static int enh_desc_get_rx_frame_len(struct dma_desc *p, int rx_coe_type)
@@ -372,18 +372,18 @@ static int enh_desc_get_rx_frame_len(struct dma_desc *p, int rx_coe_type)
if (rx_coe_type == STMMAC_RX_COE_TYPE1)
csum = 2;

- return (((p->des0 & RDES0_FRAME_LEN_MASK) >> RDES0_FRAME_LEN_SHIFT) -
- csum);
+ return (((le32_to_cpu(p->des0) & RDES0_FRAME_LEN_MASK)
+ >> RDES0_FRAME_LEN_SHIFT) - csum);
}

static void enh_desc_enable_tx_timestamp(struct dma_desc *p)
{
- p->des0 |= ETDES0_TIME_STAMP_ENABLE;
+ p->des0 |= cpu_to_le32(ETDES0_TIME_STAMP_ENABLE);
}

static int enh_desc_get_tx_timestamp_status(struct dma_desc *p)
{
- return (p->des0 & ETDES0_TIME_STAMP_STATUS) >> 17;
+ return (le32_to_cpu(p->des0) & ETDES0_TIME_STAMP_STATUS) >> 17;
}

static u64 enh_desc_get_timestamp(void *desc, u32 ats)
@@ -392,13 +392,13 @@ static u64 enh_desc_get_timestamp(void *desc, u32 ats)

if (ats) {
struct dma_extended_desc *p = (struct dma_extended_desc *)desc;
- ns = p->des6;
+ ns = le32_to_cpu(p->des6);
/* convert high/sec time stamp value to nanosecond */
- ns += p->des7 * 1000000000ULL;
+ ns += le32_to_cpu(p->des7) * 1000000000ULL;
} else {
struct dma_desc *p = (struct dma_desc *)desc;
- ns = p->des2;
- ns += p->des3 * 1000000000ULL;
+ ns = le32_to_cpu(p->des2);
+ ns += le32_to_cpu(p->des3) * 1000000000ULL;
}

return ns;
@@ -408,10 +408,11 @@ static int enh_desc_get_rx_timestamp_status(void *desc, u32 ats)
{
if (ats) {
struct dma_extended_desc *p = (struct dma_extended_desc *)desc;
- return (p->basic.des0 & RDES0_IPC_CSUM_ERROR) >> 7;
+ return (le32_to_cpu(p->basic.des0) & RDES0_IPC_CSUM_ERROR) >> 7;
} else {
struct dma_desc *p = (struct dma_desc *)desc;
- if ((p->des2 == 0xffffffff) && (p->des3 == 0xffffffff))
+ if ((le32_to_cpu(p->des2) == 0xffffffff) &&
+ (le32_to_cpu(p->des3) == 0xffffffff))
/* timestamp is corrupted, hence don't store it */
return 0;
else
diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
index 2beacd0d3043..fd78406e2e9a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
@@ -30,8 +30,8 @@ static int ndesc_get_tx_status(void *data, struct stmmac_extra_stats *x,
struct dma_desc *p, void __iomem *ioaddr)
{
struct net_device_stats *stats = (struct net_device_stats *)data;
- unsigned int tdes0 = p->des0;
- unsigned int tdes1 = p->des1;
+ unsigned int tdes0 = le32_to_cpu(p->des0);
+ unsigned int tdes1 = le32_to_cpu(p->des1);
int ret = tx_done;

/* Get tx owner first */
@@ -77,7 +77,7 @@ static int ndesc_get_tx_status(void *data, struct stmmac_extra_stats *x,

static int ndesc_get_tx_len(struct dma_desc *p)
{
- return (p->des1 & RDES1_BUFFER1_SIZE_MASK);
+ return (le32_to_cpu(p->des1) & RDES1_BUFFER1_SIZE_MASK);
}

/* This function verifies if each incoming frame has some errors
@@ -88,7 +88,7 @@ static int ndesc_get_rx_status(void *data, struct stmmac_extra_stats *x,
struct dma_desc *p)
{
int ret = good_frame;
- unsigned int rdes0 = p->des0;
+ unsigned int rdes0 = le32_to_cpu(p->des0);
struct net_device_stats *stats = (struct net_device_stats *)data;

if (unlikely(rdes0 & RDES0_OWN))
@@ -141,8 +141,8 @@ static int ndesc_get_rx_status(void *data, struct stmmac_extra_stats *x,
static void ndesc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, int mode,
int end)
{
- p->des0 |= RDES0_OWN;
- p->des1 |= (BUF_SIZE_2KiB - 1) & RDES1_BUFFER1_SIZE_MASK;
+ p->des0 |= cpu_to_le32(RDES0_OWN);
+ p->des1 |= cpu_to_le32((BUF_SIZE_2KiB - 1) & RDES1_BUFFER1_SIZE_MASK);

if (mode == STMMAC_CHAIN_MODE)
ndesc_rx_set_on_chain(p, end);
@@ -150,12 +150,12 @@ static void ndesc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, int mode,
ndesc_rx_set_on_ring(p, end);

if (disable_rx_ic)
- p->des1 |= RDES1_DISABLE_IC;
+ p->des1 |= cpu_to_le32(RDES1_DISABLE_IC);
}

static void ndesc_init_tx_desc(struct dma_desc *p, int mode, int end)
{
- p->des0 &= ~TDES0_OWN;
+ p->des0 &= cpu_to_le32(~TDES0_OWN);
if (mode == STMMAC_CHAIN_MODE)
ndesc_tx_set_on_chain(p);
else
@@ -164,27 +164,27 @@ static void ndesc_init_tx_desc(struct dma_desc *p, int mode, int end)

static int ndesc_get_tx_owner(struct dma_desc *p)
{
- return (p->des0 & TDES0_OWN) >> 31;
+ return (le32_to_cpu(p->des0) & TDES0_OWN) >> 31;
}

static void ndesc_set_tx_owner(struct dma_desc *p)
{
- p->des0 |= TDES0_OWN;
+ p->des0 |= cpu_to_le32(TDES0_OWN);
}

static void ndesc_set_rx_owner(struct dma_desc *p)
{
- p->des0 |= RDES0_OWN;
+ p->des0 |= cpu_to_le32(RDES0_OWN);
}

static int ndesc_get_tx_ls(struct dma_desc *p)
{
- return (p->des1 & TDES1_LAST_SEGMENT) >> 30;
+ return (le32_to_cpu(p->des1) & TDES1_LAST_SEGMENT) >> 30;
}

static void ndesc_release_tx_desc(struct dma_desc *p, int mode)
{
- int ter = (p->des1 & TDES1_END_RING) >> 25;
+ int ter = (le32_to_cpu(p->des1) & TDES1_END_RING) >> 25;

memset(p, 0, offsetof(struct dma_desc, des2));
if (mode == STMMAC_CHAIN_MODE)
@@ -197,7 +197,7 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
bool csum_flag, int mode, bool tx_own,
bool ls)
{
- unsigned int tdes1 = p->des1;
+ unsigned int tdes1 = le32_to_cpu(p->des1);

if (is_fs)
tdes1 |= TDES1_FIRST_SEGMENT;
@@ -212,7 +212,7 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
if (ls)
tdes1 |= TDES1_LAST_SEGMENT;

- p->des1 = tdes1;
+ p->des1 = cpu_to_le32(tdes1);

if (mode == STMMAC_CHAIN_MODE)
norm_set_tx_desc_len_on_chain(p, len);
@@ -220,12 +220,12 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
norm_set_tx_desc_len_on_ring(p, len);

if (tx_own)
- p->des0 |= TDES0_OWN;
+ p->des0 |= cpu_to_le32(TDES0_OWN);
}

static void ndesc_set_tx_ic(struct dma_desc *p)
{
- p->des1 |= TDES1_INTERRUPT;
+ p->des1 |= cpu_to_le32(TDES1_INTERRUPT);
}

static int ndesc_get_rx_frame_len(struct dma_desc *p, int rx_coe_type)
@@ -241,19 +241,20 @@ static int ndesc_get_rx_frame_len(struct dma_desc *p, int rx_coe_type)
if (rx_coe_type == STMMAC_RX_COE_TYPE1)
csum = 2;

- return (((p->des0 & RDES0_FRAME_LEN_MASK) >> RDES0_FRAME_LEN_SHIFT) -
+ return (((le32_to_cpu(p->des0) & RDES0_FRAME_LEN_MASK)
+ >> RDES0_FRAME_LEN_SHIFT) -
csum);

}

static void ndesc_enable_tx_timestamp(struct dma_desc *p)
{
- p->des1 |= TDES1_TIME_STAMP_ENABLE;
+ p->des1 |= cpu_to_le32(TDES1_TIME_STAMP_ENABLE);
}

static int ndesc_get_tx_timestamp_status(struct dma_desc *p)
{
- return (p->des0 & TDES0_TIME_STAMP_STATUS) >> 17;
+ return (le32_to_cpu(p->des0) & TDES0_TIME_STAMP_STATUS) >> 17;
}

static u64 ndesc_get_timestamp(void *desc, u32 ats)
@@ -261,9 +262,9 @@ static u64 ndesc_get_timestamp(void *desc, u32 ats)
struct dma_desc *p = (struct dma_desc *)desc;
u64 ns;

- ns = p->des2;
+ ns = le32_to_cpu(p->des2);
/* convert high/sec time stamp value to nanosecond */
- ns += p->des3 * 1000000000ULL;
+ ns += le32_to_cpu(p->des3) * 1000000000ULL;

return ns;
}
@@ -272,7 +273,8 @@ static int ndesc_get_rx_timestamp_status(void *desc, u32 ats)
{
struct dma_desc *p = (struct dma_desc *)desc;

- if ((p->des2 == 0xffffffff) && (p->des3 == 0xffffffff))
+ if ((le32_to_cpu(p->des2) == 0xffffffff) &&
+ (le32_to_cpu(p->des3) == 0xffffffff))
/* timestamp is corrupted, hence don't store it */
return 0;
else
diff --git a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
index 7723b5d2499a..9983ce9bd90d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
+++ b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
@@ -34,7 +34,7 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
unsigned int entry = priv->cur_tx;
struct dma_desc *desc;
unsigned int nopaged_len = skb_headlen(skb);
- unsigned int bmax, len;
+ unsigned int bmax, len, des2;

if (priv->extend_desc)
desc = (struct dma_desc *)(priv->dma_etx + entry);
@@ -50,16 +50,17 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)

if (nopaged_len > BUF_SIZE_8KiB) {

- desc->des2 = dma_map_single(priv->device, skb->data,
- bmax, DMA_TO_DEVICE);
- if (dma_mapping_error(priv->device, desc->des2))
+ des2 = dma_map_single(priv->device, skb->data, bmax,
+ DMA_TO_DEVICE);
+ desc->des2 = cpu_to_le32(des2);
+ if (dma_mapping_error(priv->device, des2))
return -1;

- priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].buf = des2;
priv->tx_skbuff_dma[entry].len = bmax;
priv->tx_skbuff_dma[entry].is_jumbo = true;

- desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+ desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB);
priv->hw->desc->prepare_tx_desc(desc, 1, bmax, csum,
STMMAC_RING_MODE, 0, false);
priv->tx_skbuff[entry] = NULL;
@@ -70,26 +71,28 @@ static int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
else
desc = priv->dma_tx + entry;

- desc->des2 = dma_map_single(priv->device, skb->data + bmax,
- len, DMA_TO_DEVICE);
- if (dma_mapping_error(priv->device, desc->des2))
+ des2 = dma_map_single(priv->device, skb->data + bmax, len,
+ DMA_TO_DEVICE);
+ desc->des2 = cpu_to_le32(des2);
+ if (dma_mapping_error(priv->device, des2))
return -1;
- priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].buf = des2;
priv->tx_skbuff_dma[entry].len = len;
priv->tx_skbuff_dma[entry].is_jumbo = true;

- desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+ desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB);
priv->hw->desc->prepare_tx_desc(desc, 0, len, csum,
STMMAC_RING_MODE, 1, true);
} else {
- desc->des2 = dma_map_single(priv->device, skb->data,
- nopaged_len, DMA_TO_DEVICE);
- if (dma_mapping_error(priv->device, desc->des2))
+ des2 = dma_map_single(priv->device, skb->data,
+ nopaged_len, DMA_TO_DEVICE);
+ desc->des2 = cpu_to_le32(des2);
+ if (dma_mapping_error(priv->device, des2))
return -1;
- priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].buf = des2;
priv->tx_skbuff_dma[entry].len = nopaged_len;
priv->tx_skbuff_dma[entry].is_jumbo = true;
- desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+ desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB);
priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len, csum,
STMMAC_RING_MODE, 0, true);
}
@@ -115,13 +118,13 @@ static void stmmac_refill_desc3(void *priv_ptr, struct dma_desc *p)

/* Fill DES3 in case of RING mode */
if (priv->dma_buf_sz >= BUF_SIZE_8KiB)
- p->des3 = p->des2 + BUF_SIZE_8KiB;
+ p->des3 = cpu_to_le32(le32_to_cpu(p->des2) + BUF_SIZE_8KiB);
}

/* In ring mode we need to fill the desc3 because it is used as buffer */
static void stmmac_init_desc3(struct dma_desc *p)
{
- p->des3 = p->des2 + BUF_SIZE_8KiB;
+ p->des3 = cpu_to_le32(le32_to_cpu(p->des2) + BUF_SIZE_8KiB);
}

static void stmmac_clean_desc3(void *priv_ptr, struct dma_desc *p)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 65ed02bc3ea3..20a2b01b392c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1002,9 +1002,9 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p,
}

if (priv->synopsys_id >= DWMAC_CORE_4_00)
- p->des0 = priv->rx_skbuff_dma[i];
+ p->des0 = cpu_to_le32(priv->rx_skbuff_dma[i]);
else
- p->des2 = priv->rx_skbuff_dma[i];
+ p->des2 = cpu_to_le32(priv->rx_skbuff_dma[i]);

if ((priv->hw->mode->init_desc3) &&
(priv->dma_buf_sz == BUF_SIZE_16KiB))
@@ -1968,7 +1968,7 @@ static void stmmac_tso_allocator(struct stmmac_priv *priv, unsigned int des,
priv->cur_tx = STMMAC_GET_ENTRY(priv->cur_tx, DMA_TX_SIZE);
desc = priv->dma_tx + priv->cur_tx;

- desc->des0 = des + (total_len - tmp_len);
+ desc->des0 = cpu_to_le32(des + (total_len - tmp_len));
buff_size = tmp_len >= TSO_MAX_BUFF_SIZE ?
TSO_MAX_BUFF_SIZE : tmp_len;

@@ -2070,11 +2070,11 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev)
priv->tx_skbuff_dma[first_entry].len = skb_headlen(skb);
priv->tx_skbuff[first_entry] = skb;

- first->des0 = des;
+ first->des0 = cpu_to_le32(des);

/* Fill start of payload in buff2 of first descriptor */
if (pay_len)
- first->des1 = des + proto_hdr_len;
+ first->des1 = cpu_to_le32(des + proto_hdr_len);

/* If needed take extra descriptors to fill the remaining payload */
tmp_pay_len = pay_len - TSO_MAX_BUFF_SIZE;
@@ -2271,13 +2271,11 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)

priv->tx_skbuff[entry] = NULL;

- if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) {
- desc->des0 = des;
- priv->tx_skbuff_dma[entry].buf = desc->des0;
- } else {
- desc->des2 = des;
- priv->tx_skbuff_dma[entry].buf = desc->des2;
- }
+ priv->tx_skbuff_dma[entry].buf = des;
+ if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00))
+ desc->des0 = cpu_to_le32(des);
+ else
+ desc->des2 = cpu_to_le32(des);

priv->tx_skbuff_dma[entry].map_as_page = true;
priv->tx_skbuff_dma[entry].len = len;
@@ -2348,13 +2346,11 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
if (dma_mapping_error(priv->device, des))
goto dma_map_err;

- if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) {
- first->des0 = des;
- priv->tx_skbuff_dma[first_entry].buf = first->des0;
- } else {
- first->des2 = des;
- priv->tx_skbuff_dma[first_entry].buf = first->des2;
- }
+ priv->tx_skbuff_dma[first_entry].buf = des;
+ if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00))
+ first->des0 = cpu_to_le32(des);
+ else
+ first->des2 = cpu_to_le32(des);

priv->tx_skbuff_dma[first_entry].len = nopaged_len;
priv->tx_skbuff_dma[first_entry].last_segment = last_segment;
@@ -2468,10 +2464,10 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv)
}

if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) {
- p->des0 = priv->rx_skbuff_dma[entry];
+ p->des0 = cpu_to_le32(priv->rx_skbuff_dma[entry]);
p->des1 = 0;
} else {
- p->des2 = priv->rx_skbuff_dma[entry];
+ p->des2 = cpu_to_le32(priv->rx_skbuff_dma[entry]);
}
if (priv->hw->mode->refill_desc3)
priv->hw->mode->refill_desc3(priv, p);
@@ -2575,9 +2571,9 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
unsigned int des;

if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00))
- des = p->des0;
+ des = le32_to_cpu(p->des0);
else
- des = p->des2;
+ des = le32_to_cpu(p->des2);

frame_len = priv->hw->desc->get_rx_frame_len(p, coe);

@@ -2951,14 +2947,17 @@ static void sysfs_display_ring(void *head, int size, int extend_desc,
x = *(u64 *) ep;
seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n",
i, (unsigned int)virt_to_phys(ep),
- ep->basic.des0, ep->basic.des1,
- ep->basic.des2, ep->basic.des3);
+ le32_to_cpu(ep->basic.des0),
+ le32_to_cpu(ep->basic.des1),
+ le32_to_cpu(ep->basic.des2),
+ le32_to_cpu(ep->basic.des3));
ep++;
} else {
x = *(u64 *) p;
seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n",
i, (unsigned int)virt_to_phys(ep),
- p->des0, p->des1, p->des2, p->des3);
+ le32_to_cpu(p->des0), le32_to_cpu(p->des1),
+ le32_to_cpu(p->des2), le32_to_cpu(p->des3));
p++;
}
seq_printf(seq, "\n");
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index eafc28142cd2..49eaede34eea 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -231,7 +231,17 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
*/
static void stmmac_pci_remove(struct pci_dev *pdev)
{
+ int i;
+
stmmac_dvr_remove(&pdev->dev);
+
+ for (i = 0; i <= PCI_STD_RESOURCE_END; i++) {
+ if (pci_resource_len(pdev, i) == 0)
+ continue;
+ pcim_iounmap_regions(pdev, BIT(i));
+ break;
+ }
+
pci_disable_device(pdev);
}

diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 94b05dd827af..375b6810bf46 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -261,17 +261,6 @@ static void __team_option_inst_mark_removed_port(struct team *team,
}
}

-static bool __team_option_inst_tmp_find(const struct list_head *opts,
- const struct team_option_inst *needle)
-{
- struct team_option_inst *opt_inst;
-
- list_for_each_entry(opt_inst, opts, tmp_list)
- if (opt_inst == needle)
- return true;
- return false;
-}
-
static int __team_options_register(struct team *team,
const struct team_option *option,
size_t option_count)
@@ -2466,7 +2455,6 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
int err = 0;
int i;
struct nlattr *nl_option;
- LIST_HEAD(opt_inst_list);

rtnl_lock();

@@ -2486,6 +2474,7 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
struct nlattr *opt_attrs[TEAM_ATTR_OPTION_MAX + 1];
struct nlattr *attr;
struct nlattr *attr_data;
+ LIST_HEAD(opt_inst_list);
enum team_option_type opt_type;
int opt_port_ifindex = 0; /* != 0 for per-port options */
u32 opt_array_index = 0;
@@ -2589,23 +2578,17 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
if (err)
goto team_put;
opt_inst->changed = true;
-
- /* dumb/evil user-space can send us duplicate opt,
- * keep only the last one
- */
- if (__team_option_inst_tmp_find(&opt_inst_list,
- opt_inst))
- continue;
-
list_add(&opt_inst->tmp_list, &opt_inst_list);
}
if (!opt_found) {
err = -ENOENT;
goto team_put;
}
- }

- err = team_nl_send_event_options_get(team, &opt_inst_list);
+ err = team_nl_send_event_options_get(team, &opt_inst_list);
+ if (err)
+ break;
+ }

team_put:
team_nl_team_put(team);
diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 873424ab0e32..bd0e65900216 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -418,7 +418,7 @@ tegra_xusb_port_find_lane(struct tegra_xusb_port *port,
{
struct tegra_xusb_lane *lane, *match = ERR_PTR(-ENODEV);

- for (map = map; map->type; map++) {
+ for (; map->type; map++) {
if (port->index != map->port)
continue;

diff --git a/drivers/pinctrl/pinctrl-max77620.c b/drivers/pinctrl/pinctrl-max77620.c
index d9ff53e8f715..a7c4e32d31c3 100644
--- a/drivers/pinctrl/pinctrl-max77620.c
+++ b/drivers/pinctrl/pinctrl-max77620.c
@@ -34,14 +34,12 @@ enum max77620_pin_ppdrv {
MAX77620_PIN_PP_DRV,
};

-enum max77620_pinconf_param {
- MAX77620_ACTIVE_FPS_SOURCE = PIN_CONFIG_END + 1,
- MAX77620_ACTIVE_FPS_POWER_ON_SLOTS,
- MAX77620_ACTIVE_FPS_POWER_DOWN_SLOTS,
- MAX77620_SUSPEND_FPS_SOURCE,
- MAX77620_SUSPEND_FPS_POWER_ON_SLOTS,
- MAX77620_SUSPEND_FPS_POWER_DOWN_SLOTS,
-};
+#define MAX77620_ACTIVE_FPS_SOURCE (PIN_CONFIG_END + 1)
+#define MAX77620_ACTIVE_FPS_POWER_ON_SLOTS (PIN_CONFIG_END + 2)
+#define MAX77620_ACTIVE_FPS_POWER_DOWN_SLOTS (PIN_CONFIG_END + 3)
+#define MAX77620_SUSPEND_FPS_SOURCE (PIN_CONFIG_END + 4)
+#define MAX77620_SUSPEND_FPS_POWER_ON_SLOTS (PIN_CONFIG_END + 5)
+#define MAX77620_SUSPEND_FPS_POWER_DOWN_SLOTS (PIN_CONFIG_END + 6)

struct max77620_pin_function {
const char *name;
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 77128d680e3b..6f38fa1f468a 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -595,6 +595,13 @@ static struct isci_host *isci_host_alloc(struct pci_dev *pdev, int id)
shost->max_lun = ~0;
shost->max_cmd_len = MAX_COMMAND_SIZE;

+ /* turn on DIF support */
+ scsi_host_set_prot(shost,
+ SHOST_DIF_TYPE1_PROTECTION |
+ SHOST_DIF_TYPE2_PROTECTION |
+ SHOST_DIF_TYPE3_PROTECTION);
+ scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
+
err = scsi_add_host(shost, &pdev->dev);
if (err)
goto err_shost;
@@ -682,13 +689,6 @@ static int isci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto err_host_alloc;
}
pci_info->hosts[i] = h;
-
- /* turn on DIF support */
- scsi_host_set_prot(to_shost(h),
- SHOST_DIF_TYPE1_PROTECTION |
- SHOST_DIF_TYPE2_PROTECTION |
- SHOST_DIF_TYPE3_PROTECTION);
- scsi_host_set_guard(to_shost(h), SHOST_DIX_GUARD_CRC);
}

err = isci_setup_interrupts(pdev);
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index d8c03431d0aa..f9f899ec9427 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -7245,6 +7245,8 @@ static int qla4xxx_sysfs_ddb_tgt_create(struct scsi_qla_host *ha,

rc = qla4xxx_copy_from_fwddb_param(fnode_sess, fnode_conn,
fw_ddb_entry);
+ if (rc)
+ goto free_sess;

ql4_printk(KERN_INFO, ha, "%s: sysfs entry %s created\n",
__func__, fnode_sess->dev.kobj.name);
diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 9ff5219d849e..411e9df0d40e 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -609,7 +609,8 @@ int __ceph_finish_cap_snap(struct ceph_inode_info *ci,
capsnap->size);

spin_lock(&mdsc->snap_flush_lock);
- list_add_tail(&ci->i_snap_flush_item, &mdsc->snap_flush_list);
+ if (list_empty(&ci->i_snap_flush_item))
+ list_add_tail(&ci->i_snap_flush_item, &mdsc->snap_flush_list);
spin_unlock(&mdsc->snap_flush_lock);
return 1; /* caller may want to ceph_flush_snaps */
}
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 79702d405ba7..b9e41832315a 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1134,10 +1134,6 @@ static int __set_oom_adj(struct file *file, int oom_adj, bool legacy)

task_lock(p);
if (!p->vfork_done && process_shares_mm(p, mm)) {
- pr_info("updating oom_score_adj for %d (%s) from %d to %d because it shares mm with %d (%s). Report if this is unexpected.\n",
- task_pid_nr(p), p->comm,
- p->signal->oom_score_adj, oom_adj,
- task_pid_nr(task), task->comm);
p->signal->oom_score_adj = oom_adj;
if (!legacy && has_capability_noaudit(current, CAP_SYS_RESOURCE))
p->signal->oom_score_adj_min = (short)oom_adj;
diff --git a/include/keys/user-type.h b/include/keys/user-type.h
index c56fef40f53e..5d744ec8f644 100644
--- a/include/keys/user-type.h
+++ b/include/keys/user-type.h
@@ -31,7 +31,7 @@
struct user_key_payload {
struct rcu_head rcu; /* RCU destructor */
unsigned short datalen; /* length of this data */
- char data[0]; /* actual data */
+ char data[0] __aligned(__alignof__(u64)); /* actual data */
};

extern struct key_type key_type_user;
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 08398182f56e..36dc52067377 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -117,7 +117,7 @@ struct clocksource {
#define CLOCK_SOURCE_RESELECT 0x100

/* simplify initialization of mask field */
-#define CLOCKSOURCE_MASK(bits) (cycle_t)((bits) < 64 ? ((1ULL<<(bits))-1) : -1)
+#define CLOCKSOURCE_MASK(bits) GENMASK_ULL((bits) - 1, 0)

static inline u32 clocksource_freq2mult(u32 freq, u32 shift_constant, u64 from)
{
diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index 22db1e63707e..05e8b6e4edcb 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -33,9 +33,9 @@ extern unsigned int sysctl_numa_balancing_scan_period_max;
extern unsigned int sysctl_numa_balancing_scan_size;

#ifdef CONFIG_SCHED_DEBUG
-extern unsigned int sysctl_sched_migration_cost;
-extern unsigned int sysctl_sched_nr_migrate;
-extern unsigned int sysctl_sched_time_avg;
+extern __read_mostly unsigned int sysctl_sched_migration_cost;
+extern __read_mostly unsigned int sysctl_sched_nr_migrate;
+extern __read_mostly unsigned int sysctl_sched_time_avg;
extern unsigned int sysctl_sched_shares_window;

int sched_proc_update_handler(struct ctl_table *table, int write,
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index a47339b156ce..6786c507f1f9 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3022,13 +3022,14 @@ static void test_cpu_buff_start(struct trace_iterator *iter)
if (!(iter->iter_flags & TRACE_FILE_ANNOTATE))
return;

- if (iter->started && cpumask_test_cpu(iter->cpu, iter->started))
+ if (cpumask_available(iter->started) &&
+ cpumask_test_cpu(iter->cpu, iter->started))
return;

if (per_cpu_ptr(iter->trace_buffer->data, iter->cpu)->skipped_entries)
return;

- if (iter->started)
+ if (cpumask_available(iter->started))
cpumask_set_cpu(iter->cpu, iter->started);

/* Don't print started cpu buffer for the first entry of the trace */
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index e21d9b44247b..593b74bed59b 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1327,7 +1327,7 @@ static int copy_nodes_to_user(unsigned long __user *mask, unsigned long maxnode,
nodemask_t *nodes)
{
unsigned long copy = ALIGN(maxnode-1, 64) / 8;
- const int nbytes = BITS_TO_LONGS(MAX_NUMNODES) * sizeof(long);
+ unsigned int nbytes = BITS_TO_LONGS(nr_node_ids) * sizeof(long);

if (copy > nbytes) {
if (copy > PAGE_SIZE)
@@ -1488,7 +1488,7 @@ SYSCALL_DEFINE5(get_mempolicy, int __user *, policy,
int uninitialized_var(pval);
nodemask_t nodes;

- if (nmask != NULL && maxnode < MAX_NUMNODES)
+ if (nmask != NULL && maxnode < nr_node_ids)
return -EINVAL;

err = do_get_mempolicy(&pval, &nodes, addr, flags);
@@ -1517,7 +1517,7 @@ COMPAT_SYSCALL_DEFINE5(get_mempolicy, int __user *, policy,
unsigned long nr_bits, alloc_size;
DECLARE_BITMAP(bm, MAX_NUMNODES);

- nr_bits = min_t(unsigned long, maxnode-1, MAX_NUMNODES);
+ nr_bits = min_t(unsigned long, maxnode-1, nr_node_ids);
alloc_size = ALIGN(nr_bits, BITS_PER_LONG) / 8;

if (nmask)
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index d3548c48369f..cf15851a7d2f 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -473,7 +473,7 @@ static bool is_zspage_isolated(struct zspage *zspage)
return zspage->isolated;
}

-static int is_first_page(struct page *page)
+static __maybe_unused int is_first_page(struct page *page)
{
return PagePrivate(page);
}
@@ -558,20 +558,23 @@ static int get_size_class_index(int size)
return min(zs_size_classes - 1, idx);
}

+/* type can be of enum type zs_stat_type or fullness_group */
static inline void zs_stat_inc(struct size_class *class,
- enum zs_stat_type type, unsigned long cnt)
+ int type, unsigned long cnt)
{
class->stats.objs[type] += cnt;
}

+/* type can be of enum type zs_stat_type or fullness_group */
static inline void zs_stat_dec(struct size_class *class,
- enum zs_stat_type type, unsigned long cnt)
+ int type, unsigned long cnt)
{
class->stats.objs[type] -= cnt;
}

+/* type can be of enum type zs_stat_type or fullness_group */
static inline unsigned long zs_stat_get(struct size_class *class,
- enum zs_stat_type type)
+ int type)
{
return class->stats.objs[type];
}
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 835af771a9fd..a92512a46e91 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -217,6 +217,8 @@ static int batadv_interface_tx(struct sk_buff *skb,

switch (ntohs(ethhdr->h_proto)) {
case ETH_P_8021Q:
+ if (!pskb_may_pull(skb, sizeof(*vhdr)))
+ goto dropped;
vhdr = vlan_eth_hdr(skb);

/* drop batman-in-batman packets to prevent loops */
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 4bd57507b9a4..2136e45f5277 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1287,14 +1287,7 @@ static void br_multicast_query_received(struct net_bridge *br,
return;

br_multicast_update_query_timer(br, query, max_delay);
-
- /* Based on RFC4541, section 2.1.1 IGMP Forwarding Rules,
- * the arrival port for IGMP Queries where the source address
- * is 0.0.0.0 should not be added to router port list.
- */
- if ((saddr->proto == htons(ETH_P_IP) && saddr->u.ip4) ||
- saddr->proto == htons(ETH_P_IPV6))
- br_multicast_mark_router(br, port);
+ br_multicast_mark_router(br, port);
}

static int br_ip4_multicast_query(struct net_bridge *br,
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 93eb606f7628..7e27cabb04ef 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2042,6 +2042,8 @@ static int process_connect(struct ceph_connection *con)
dout("process_connect on %p tag %d\n", con, (int)con->in_tag);

if (con->auth) {
+ int len = le32_to_cpu(con->in_reply.authorizer_len);
+
/*
* Any connection that defines ->get_authorizer()
* should also define ->add_authorizer_challenge() and
@@ -2051,8 +2053,7 @@ static int process_connect(struct ceph_connection *con)
*/
if (con->in_reply.tag == CEPH_MSGR_TAG_CHALLENGE_AUTHORIZER) {
ret = con->ops->add_authorizer_challenge(
- con, con->auth->authorizer_reply_buf,
- le32_to_cpu(con->in_reply.authorizer_len));
+ con, con->auth->authorizer_reply_buf, len);
if (ret < 0)
return ret;

@@ -2062,10 +2063,12 @@ static int process_connect(struct ceph_connection *con)
return 0;
}

- ret = con->ops->verify_authorizer_reply(con);
- if (ret < 0) {
- con->error_msg = "bad authorize reply";
- return ret;
+ if (len) {
+ ret = con->ops->verify_authorizer_reply(con);
+ if (ret < 0) {
+ con->error_msg = "bad authorize reply";
+ return ret;
+ }
}
}

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 457f882b0f7b..9b2d61120c0d 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -666,7 +666,7 @@ int netpoll_setup(struct netpoll *np)
int err;

rtnl_lock();
- if (np->dev_name) {
+ if (np->dev_name[0]) {
struct net *net = current->nsproxy->net_ns;
ndev = __dev_get_by_name(net, np->dev_name);
}
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index fc7ca1e46908..4381ea53fa91 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -540,7 +540,8 @@ static int ipip6_err(struct sk_buff *skb, u32 info)
}

err = 0;
- if (!ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4, type, data_len))
+ if (__in6_dev_get(skb->dev) &&
+ !ip6_err_gen_icmpv6_unreach(skb, iph->ihl * 4, type, data_len))
goto out;

if (t->parms.iph.daddr == 0)
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index f0e6175a9821..197753ad50b4 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -449,17 +449,15 @@ struct mesh_path *mesh_path_add(struct ieee80211_sub_if_data *sdata,

} while (unlikely(ret == -EEXIST && !mpath));

- if (ret && ret != -EEXIST)
- return ERR_PTR(ret);
-
- /* At this point either new_mpath was added, or we found a
- * matching entry already in the table; in the latter case
- * free the unnecessary new entry.
- */
- if (ret == -EEXIST) {
+ if (ret) {
kfree(new_mpath);
+
+ if (ret != -EEXIST)
+ return ERR_PTR(ret);
+
new_mpath = mpath;
}
+
sdata->u.mesh.mesh_paths_generation++;
return new_mpath;
}
@@ -489,6 +487,9 @@ int mpp_path_add(struct ieee80211_sub_if_data *sdata,
&new_mpath->rhash,
mesh_rht_params);

+ if (ret)
+ kfree(new_mpath);
+
sdata->u.mesh.mpp_paths_generation++;
return ret;
}
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index a3fb30f5a1a9..2fa1c4f2e94e 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -263,6 +263,9 @@ static int nft_delrule_by_chain(struct nft_ctx *ctx)
int err;

list_for_each_entry(rule, &ctx->chain->rules, list) {
+ if (!nft_is_active_next(ctx->net, rule))
+ continue;
+
err = nft_delrule(ctx, rule);
if (err < 0)
return err;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 82e222cd4845..14df2fcf6138 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4316,7 +4316,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
rb->frames_per_block = req->tp_block_size / req->tp_frame_size;
if (unlikely(rb->frames_per_block == 0))
goto out;
- if (unlikely(req->tp_block_size > UINT_MAX / req->tp_block_nr))
+ if (unlikely(rb->frames_per_block > UINT_MAX / req->tp_block_nr))
goto out;
if (unlikely((rb->frames_per_block * req->tp_block_nr) !=
req->tp_frame_nr))
diff --git a/net/sctp/offload.c b/net/sctp/offload.c
index 6300f28c9588..31b9a12fc35a 100644
--- a/net/sctp/offload.c
+++ b/net/sctp/offload.c
@@ -35,6 +35,7 @@
static __le32 sctp_gso_make_checksum(struct sk_buff *skb)
{
skb->ip_summed = CHECKSUM_NONE;
+ gso_reset_checksum(skb, ~0);
return sctp_compute_cksum(skb, skb_transport_offset(skb));
}

diff --git a/security/keys/key.c b/security/keys/key.c
index 7dc59069e8c7..7276d1a009d4 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -264,8 +264,8 @@ struct key *key_alloc(struct key_type *type, const char *desc,

spin_lock(&user->lock);
if (!(flags & KEY_ALLOC_QUOTA_OVERRUN)) {
- if (user->qnkeys + 1 >= maxkeys ||
- user->qnbytes + quotalen >= maxbytes ||
+ if (user->qnkeys + 1 > maxkeys ||
+ user->qnbytes + quotalen > maxbytes ||
user->qnbytes + quotalen < user->qnbytes)
goto no_quota;
}
diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index 4e9b4d23e20e..7308067dcc5d 100644
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -652,9 +652,6 @@ static bool search_nested_keyrings(struct key *keyring,
BUG_ON((ctx->flags & STATE_CHECKS) == 0 ||
(ctx->flags & STATE_CHECKS) == STATE_CHECKS);

- if (ctx->index_key.description)
- ctx->index_key.desc_len = strlen(ctx->index_key.description);
-
/* Check to see if this top-level keyring is what we are looking for
* and whether it is valid or not.
*/
@@ -912,6 +909,7 @@ key_ref_t keyring_search(key_ref_t keyring,
struct keyring_search_context ctx = {
.index_key.type = type,
.index_key.description = description,
+ .index_key.desc_len = strlen(description),
.cred = current_cred(),
.match_data.cmp = key_default_cmp,
.match_data.raw_data = description,
diff --git a/security/keys/proc.c b/security/keys/proc.c
index 036128682463..ec493ddadd11 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -186,8 +186,7 @@ static int proc_keys_show(struct seq_file *m, void *v)
int rc;

struct keyring_search_context ctx = {
- .index_key.type = key->type,
- .index_key.description = key->description,
+ .index_key = key->index_key,
.cred = current_cred(),
.match_data.cmp = lookup_user_key_possessed,
.match_data.raw_data = key,
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index cb7f8f730c6d..aa292e01c562 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -544,6 +544,7 @@ struct key *request_key_and_link(struct key_type *type,
struct keyring_search_context ctx = {
.index_key.type = type,
.index_key.description = description,
+ .index_key.desc_len = strlen(description),
.cred = current_cred(),
.match_data.cmp = key_default_cmp,
.match_data.raw_data = description,
diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
index ba74a0b4d1cb..f60baeb338e5 100644
--- a/security/keys/request_key_auth.c
+++ b/security/keys/request_key_auth.c
@@ -254,7 +254,7 @@ struct key *key_get_instantiation_authkey(key_serial_t target_id)
struct key *authkey;
key_ref_t authkey_ref;

- sprintf(description, "%x", target_id);
+ ctx.index_key.desc_len = sprintf(description, "%x", target_id);

authkey_ref = search_process_keyrings(&ctx);

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