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Message-ID: <20180915100423.GB31100@kroah.com>
Date: Sat, 15 Sep 2018 12:04:23 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.9.127
diff --git a/Makefile b/Makefile
index b26481fef3f0..4e37716ae395 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 126
+SUBLEVEL = 127
EXTRAVERSION =
NAME = Roaring Lionus
diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index 6b7d4f535984..8ec4dbbb50b0 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -271,7 +271,6 @@ CONFIG_USB_STORAGE=y
CONFIG_USB_CHIPIDEA=y
CONFIG_USB_CHIPIDEA_UDC=y
CONFIG_USB_CHIPIDEA_HOST=y
-CONFIG_USB_CHIPIDEA_ULPI=y
CONFIG_USB_SERIAL=m
CONFIG_USB_SERIAL_GENERIC=y
CONFIG_USB_SERIAL_FTDI_SIO=m
@@ -308,7 +307,6 @@ CONFIG_USB_GADGETFS=m
CONFIG_USB_FUNCTIONFS=m
CONFIG_USB_MASS_STORAGE=m
CONFIG_USB_G_SERIAL=m
-CONFIG_USB_ULPI_BUS=y
CONFIG_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
index 9ad84cd01ba0..5ed8fa5a9825 100644
--- a/arch/arm/mach-rockchip/Kconfig
+++ b/arch/arm/mach-rockchip/Kconfig
@@ -16,6 +16,7 @@ config ARCH_ROCKCHIP
select ROCKCHIP_TIMER
select ARM_GLOBAL_TIMER
select CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
+ select PM
help
Support for Rockchip's Cortex-A9 Single-to-Quad-Core-SoCs
containing the RK2928, RK30xx and RK31xx series.
diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 08a4497f70a6..3428a4ba2ccd 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -125,6 +125,7 @@ config ARCH_ROCKCHIP
select GPIOLIB
select PINCTRL
select PINCTRL_ROCKCHIP
+ select PM
select ROCKCHIP_TIMER
help
This enables support for the ARMv8 based Rockchip chipsets,
diff --git a/arch/arm64/include/asm/cachetype.h b/arch/arm64/include/asm/cachetype.h
index f5588692f1d4..877d4789dcb3 100644
--- a/arch/arm64/include/asm/cachetype.h
+++ b/arch/arm64/include/asm/cachetype.h
@@ -22,6 +22,11 @@
#define CTR_L1IP_MASK 3
#define CTR_CWG_SHIFT 24
#define CTR_CWG_MASK 15
+#define CTR_DMINLINE_SHIFT 16
+#define CTR_IMINLINE_SHIFT 0
+
+#define CTR_CACHE_MINLINE_MASK \
+ ((0xf << CTR_DMINLINE_SHIFT) | (0xf << CTR_IMINLINE_SHIFT))
#define ICACHE_POLICY_RESERVED 0
#define ICACHE_POLICY_AIVIVT 1
diff --git a/arch/arm64/include/asm/cpucaps.h b/arch/arm64/include/asm/cpucaps.h
index 7010779a1429..8c7c4b23a8b1 100644
--- a/arch/arm64/include/asm/cpucaps.h
+++ b/arch/arm64/include/asm/cpucaps.h
@@ -37,7 +37,8 @@
#define ARM64_UNMAP_KERNEL_AT_EL0 16
#define ARM64_HARDEN_BRANCH_PREDICTOR 17
#define ARM64_SSBD 18
+#define ARM64_MISMATCHED_CACHE_TYPE 19
-#define ARM64_NCAPS 19
+#define ARM64_NCAPS 20
#endif /* __ASM_CPUCAPS_H */
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 1db97ad7b58b..930e74d9fcbd 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -17,6 +17,7 @@
*/
#include <linux/types.h>
+#include <asm/cachetype.h>
#include <asm/cpu.h>
#include <asm/cputype.h>
#include <asm/cpufeature.h>
@@ -31,12 +32,18 @@ is_affected_midr_range(const struct arm64_cpu_capabilities *entry, int scope)
}
static bool
-has_mismatched_cache_line_size(const struct arm64_cpu_capabilities *entry,
- int scope)
+has_mismatched_cache_type(const struct arm64_cpu_capabilities *entry,
+ int scope)
{
+ u64 mask = CTR_CACHE_MINLINE_MASK;
+
+ /* Skip matching the min line sizes for cache type check */
+ if (entry->capability == ARM64_MISMATCHED_CACHE_TYPE)
+ mask ^= arm64_ftr_reg_ctrel0.strict_mask;
+
WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible());
- return (read_cpuid_cachetype() & arm64_ftr_reg_ctrel0.strict_mask) !=
- (arm64_ftr_reg_ctrel0.sys_val & arm64_ftr_reg_ctrel0.strict_mask);
+ return (read_cpuid_cachetype() & mask) !=
+ (arm64_ftr_reg_ctrel0.sys_val & mask);
}
static int cpu_enable_trap_ctr_access(void *__unused)
@@ -446,7 +453,14 @@ const struct arm64_cpu_capabilities arm64_errata[] = {
{
.desc = "Mismatched cache line size",
.capability = ARM64_MISMATCHED_CACHE_LINE_SIZE,
- .matches = has_mismatched_cache_line_size,
+ .matches = has_mismatched_cache_type,
+ .def_scope = SCOPE_LOCAL_CPU,
+ .enable = cpu_enable_trap_ctr_access,
+ },
+ {
+ .desc = "Mismatched cache type",
+ .capability = ARM64_MISMATCHED_CACHE_TYPE,
+ .matches = has_mismatched_cache_type,
.def_scope = SCOPE_LOCAL_CPU,
.enable = cpu_enable_trap_ctr_access,
},
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index ab15747a49d4..a3ab7dfad50a 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -152,7 +152,7 @@ static const struct arm64_ftr_bits ftr_ctr[] = {
ARM64_FTR_BITS(FTR_STRICT, FTR_EXACT, 28, 3, 0),
ARM64_FTR_BITS(FTR_STRICT, FTR_HIGHER_SAFE, 24, 4, 0), /* CWG */
ARM64_FTR_BITS(FTR_STRICT, FTR_LOWER_SAFE, 20, 4, 0), /* ERG */
- ARM64_FTR_BITS(FTR_STRICT, FTR_LOWER_SAFE, 16, 4, 1), /* DminLine */
+ ARM64_FTR_BITS(FTR_STRICT, FTR_LOWER_SAFE, CTR_DMINLINE_SHIFT, 4, 1),
/*
* Linux can handle differing I-cache policies. Userspace JITs will
* make use of *minLine.
@@ -160,7 +160,7 @@ static const struct arm64_ftr_bits ftr_ctr[] = {
*/
ARM64_FTR_BITS(FTR_NONSTRICT, FTR_EXACT, 14, 2, ICACHE_POLICY_AIVIVT), /* L1Ip */
ARM64_FTR_BITS(FTR_STRICT, FTR_EXACT, 4, 10, 0), /* RAZ */
- ARM64_FTR_BITS(FTR_STRICT, FTR_LOWER_SAFE, 0, 4, 0), /* IminLine */
+ ARM64_FTR_BITS(FTR_STRICT, FTR_LOWER_SAFE, CTR_IMINLINE_SHIFT, 4, 0),
ARM64_FTR_END,
};
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 34989ce43147..8799d8a83d56 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -357,7 +357,7 @@ static struct rtas_error_log *fwnmi_get_errinfo(struct pt_regs *regs)
int len, error_log_length;
error_log_length = 8 + rtas_error_extended_log_length(h);
- len = max_t(int, error_log_length, RTAS_ERROR_LOG_MAX);
+ len = min_t(int, error_log_length, RTAS_ERROR_LOG_MAX);
memset(global_mce_data_buf, 0, RTAS_ERROR_LOG_MAX);
memcpy(global_mce_data_buf, h, len);
errhdr = (struct rtas_error_log *)global_mce_data_buf;
diff --git a/arch/powerpc/sysdev/mpic_msgr.c b/arch/powerpc/sysdev/mpic_msgr.c
index db2286be5d9a..47fb336741d4 100644
--- a/arch/powerpc/sysdev/mpic_msgr.c
+++ b/arch/powerpc/sysdev/mpic_msgr.c
@@ -196,7 +196,7 @@ static int mpic_msgr_probe(struct platform_device *dev)
/* IO map the message register block. */
of_address_to_resource(np, 0, &rsrc);
- msgr_block_addr = ioremap(rsrc.start, rsrc.end - rsrc.start);
+ msgr_block_addr = ioremap(rsrc.start, resource_size(&rsrc));
if (!msgr_block_addr) {
dev_err(&dev->dev, "Failed to iomap MPIC message registers");
return -EFAULT;
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 598254461fb7..167135294ca5 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -401,11 +401,13 @@ static void *get_vmcoreinfo_old(unsigned long *size)
if (copy_oldmem_kernel(nt_name, addr + sizeof(note),
sizeof(nt_name) - 1))
return NULL;
- if (strcmp(nt_name, "VMCOREINFO") != 0)
+ if (strcmp(nt_name, VMCOREINFO_NOTE_NAME) != 0)
return NULL;
vmcoreinfo = kzalloc_panic(note.n_descsz);
- if (copy_oldmem_kernel(vmcoreinfo, addr + 24, note.n_descsz))
+ if (copy_oldmem_kernel(vmcoreinfo, addr + 24, note.n_descsz)) {
+ kfree(vmcoreinfo);
return NULL;
+ }
*size = note.n_descsz;
return vmcoreinfo;
}
@@ -415,15 +417,20 @@ static void *get_vmcoreinfo_old(unsigned long *size)
*/
static void *nt_vmcoreinfo(void *ptr)
{
+ const char *name = VMCOREINFO_NOTE_NAME;
unsigned long size;
void *vmcoreinfo;
vmcoreinfo = os_info_old_entry(OS_INFO_VMCOREINFO, &size);
- if (!vmcoreinfo)
- vmcoreinfo = get_vmcoreinfo_old(&size);
+ if (vmcoreinfo)
+ return nt_init_name(ptr, 0, vmcoreinfo, size, name);
+
+ vmcoreinfo = get_vmcoreinfo_old(&size);
if (!vmcoreinfo)
return ptr;
- return nt_init_name(ptr, 0, vmcoreinfo, size, "VMCOREINFO");
+ ptr = nt_init_name(ptr, 0, vmcoreinfo, size, name);
+ kfree(vmcoreinfo);
+ return ptr;
}
/*
diff --git a/arch/s390/lib/mem.S b/arch/s390/lib/mem.S
index e7672edc284a..5ff0520784f2 100644
--- a/arch/s390/lib/mem.S
+++ b/arch/s390/lib/mem.S
@@ -27,7 +27,7 @@
*/
ENTRY(memset)
ltgr %r4,%r4
- bzr %r14
+ jz .Lmemset_exit
ltgr %r3,%r3
jnz .Lmemset_fill
aghi %r4,-1
@@ -42,12 +42,13 @@ ENTRY(memset)
.Lmemset_clear_rest:
larl %r3,.Lmemset_xc
ex %r4,0(%r3)
+.Lmemset_exit:
BR_EX %r14
.Lmemset_fill:
stc %r3,0(%r2)
cghi %r4,1
lgr %r1,%r2
- ber %r14
+ je .Lmemset_fill_exit
aghi %r4,-2
srlg %r3,%r4,8
ltgr %r3,%r3
@@ -59,6 +60,7 @@ ENTRY(memset)
.Lmemset_fill_rest:
larl %r3,.Lmemset_mvc
ex %r4,0(%r3)
+.Lmemset_fill_exit:
BR_EX %r14
.Lmemset_xc:
xc 0(1,%r1),0(%r1)
@@ -73,7 +75,7 @@ EXPORT_SYMBOL(memset)
*/
ENTRY(memcpy)
ltgr %r4,%r4
- bzr %r14
+ jz .Lmemcpy_exit
aghi %r4,-1
srlg %r5,%r4,8
ltgr %r5,%r5
@@ -82,6 +84,7 @@ ENTRY(memcpy)
.Lmemcpy_rest:
larl %r5,.Lmemcpy_mvc
ex %r4,0(%r5)
+.Lmemcpy_exit:
BR_EX %r14
.Lmemcpy_loop:
mvc 0(256,%r1),0(%r3)
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 5c686382d84b..095dbc25122a 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -1,6 +1,8 @@
#ifndef _ASM_X86_PGTABLE_3LEVEL_H
#define _ASM_X86_PGTABLE_3LEVEL_H
+#include <asm/atomic64_32.h>
+
/*
* Intel Physical Address Extension (PAE) Mode - three-level page
* tables on PPro+ CPUs.
@@ -142,10 +144,7 @@ static inline pte_t native_ptep_get_and_clear(pte_t *ptep)
{
pte_t res;
- /* xchg acts as a barrier before the setting of the high bits */
- res.pte_low = xchg(&ptep->pte_low, 0);
- res.pte_high = ptep->pte_high;
- ptep->pte_high = 0;
+ res.pte = (pteval_t)atomic64_xchg((atomic64_t *)ptep, 0);
return res;
}
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index c535012bdb56..5736306bdaab 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -420,7 +420,7 @@ static inline pmd_t pfn_pmd(unsigned long page_nr, pgprot_t pgprot)
static inline pud_t pfn_pud(unsigned long page_nr, pgprot_t pgprot)
{
- phys_addr_t pfn = page_nr << PAGE_SHIFT;
+ phys_addr_t pfn = (phys_addr_t)page_nr << PAGE_SHIFT;
pfn ^= protnone_mask(pgprot_val(pgprot));
pfn &= PHYSICAL_PUD_PAGE_MASK;
return __pud(pfn | massage_pgprot(pgprot));
diff --git a/block/bio.c b/block/bio.c
index 4f93345c6a82..68972e3d3f5c 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -155,7 +155,7 @@ static void bio_put_slab(struct bio_set *bs)
unsigned int bvec_nr_vecs(unsigned short idx)
{
- return bvec_slabs[idx].nr_vecs;
+ return bvec_slabs[--idx].nr_vecs;
}
void bvec_free(mempool_t *pool, struct bio_vec *bv, unsigned int idx)
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 145dcf293c6f..0792ec5a9efc 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1453,7 +1453,8 @@ static int acpi_add_single_object(struct acpi_device **child,
* Note this must be done before the get power-/wakeup_dev-flags calls.
*/
if (type == ACPI_BUS_TYPE_DEVICE)
- acpi_bus_get_status(device);
+ if (acpi_bus_get_status(device) < 0)
+ acpi_set_device_status(device, 0);
acpi_bus_get_power_flags(device);
acpi_bus_get_wakeup_device_flags(device);
@@ -1531,7 +1532,7 @@ static int acpi_bus_type_and_status(acpi_handle handle, int *type,
* acpi_add_single_object updates this once we've an acpi_device
* so that acpi_bus_get_status' quirk handling can be used.
*/
- *sta = 0;
+ *sta = ACPI_STA_DEFAULT;
break;
case ACPI_TYPE_PROCESSOR:
*type = ACPI_BUS_TYPE_PROCESSOR;
diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c
index 05671c03efe2..410998800af5 100644
--- a/drivers/clk/rockchip/clk-rk3399.c
+++ b/drivers/clk/rockchip/clk-rk3399.c
@@ -1521,6 +1521,7 @@ static const char *const rk3399_pmucru_critical_clocks[] __initconst = {
"pclk_pmu_src",
"fclk_cm0s_src_pmu",
"clk_timer_src_pmu",
+ "pclk_rkpwm_pmu",
};
static void __init rk3399_clk_init(struct device_node *np)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 6b31e0474271..37ba5f51378e 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -110,6 +110,9 @@ static const struct edid_quirk {
/* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
{ "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
+ /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */
+ { "SDC", 0x3652, EDID_QUIRK_FORCE_6BPC },
+
/* Belinea 10 15 55 */
{ "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 },
{ "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
diff --git a/drivers/infiniband/hw/hns/hns_roce_pd.c b/drivers/infiniband/hw/hns/hns_roce_pd.c
index 05db7d59812a..da61ce82c3d9 100644
--- a/drivers/infiniband/hw/hns/hns_roce_pd.c
+++ b/drivers/infiniband/hw/hns/hns_roce_pd.c
@@ -35,7 +35,7 @@
static int hns_roce_pd_alloc(struct hns_roce_dev *hr_dev, unsigned long *pdn)
{
- return hns_roce_bitmap_alloc(&hr_dev->pd_bitmap, pdn);
+ return hns_roce_bitmap_alloc(&hr_dev->pd_bitmap, pdn) ? -ENOMEM : 0;
}
static void hns_roce_pd_free(struct hns_roce_dev *hr_dev, unsigned long pdn)
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index e86dd8d06777..33cf1035030b 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -114,7 +114,10 @@ static int hns_roce_reserve_range_qp(struct hns_roce_dev *hr_dev, int cnt,
{
struct hns_roce_qp_table *qp_table = &hr_dev->qp_table;
- return hns_roce_bitmap_alloc_range(&qp_table->bitmap, cnt, align, base);
+ return hns_roce_bitmap_alloc_range(&qp_table->bitmap, cnt, align,
+ base) ?
+ -ENOMEM :
+ 0;
}
enum hns_roce_qp_state to_hns_roce_state(enum ib_qp_state state)
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index c2662a1bfdd3..6e24facebb46 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c
@@ -215,6 +215,7 @@ static int bcm7038_l1_set_affinity(struct irq_data *d,
return 0;
}
+#ifdef CONFIG_SMP
static void bcm7038_l1_cpu_offline(struct irq_data *d)
{
struct cpumask *mask = irq_data_get_affinity_mask(d);
@@ -239,6 +240,7 @@ static void bcm7038_l1_cpu_offline(struct irq_data *d)
}
irq_set_affinity_locked(d, &new_affinity, false);
}
+#endif
static int __init bcm7038_l1_init_one(struct device_node *dn,
unsigned int idx,
@@ -291,7 +293,9 @@ static struct irq_chip bcm7038_l1_irq_chip = {
.irq_mask = bcm7038_l1_mask,
.irq_unmask = bcm7038_l1_unmask,
.irq_set_affinity = bcm7038_l1_set_affinity,
+#ifdef CONFIG_SMP
.irq_cpu_offline = bcm7038_l1_cpu_offline,
+#endif
};
static int bcm7038_l1_map(struct irq_domain *d, unsigned int virq,
diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c
index 9e9d04cb7d51..56fcccc30554 100644
--- a/drivers/md/dm-kcopyd.c
+++ b/drivers/md/dm-kcopyd.c
@@ -454,6 +454,8 @@ static int run_complete_job(struct kcopyd_job *job)
if (atomic_dec_and_test(&kc->nr_jobs))
wake_up(&kc->destroyq);
+ cond_resched();
+
return 0;
}
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 40534352e574..3270b8dbc949 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -714,6 +714,7 @@ sm501_create_subdev(struct sm501_devdata *sm, char *name,
smdev->pdev.name = name;
smdev->pdev.id = sm->pdev_id;
smdev->pdev.dev.parent = sm->dev;
+ smdev->pdev.dev.coherent_dma_mask = 0xffffffff;
if (res_count) {
smdev->pdev.resource = (struct resource *)(smdev+1);
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index f9c6ec4b98ab..013a7b3fe92d 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -229,8 +229,11 @@ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!pci_dev_run_wake(pdev))
mei_me_set_pm_domain(dev);
- if (mei_pg_is_enabled(dev))
+ if (mei_pg_is_enabled(dev)) {
pm_runtime_put_noidle(&pdev->dev);
+ if (hw->d0i3_supported)
+ pm_runtime_allow(&pdev->dev);
+ }
dev_dbg(&pdev->dev, "initialization successful.\n");
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
index db7f289d65ae..3f8858db12eb 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
@@ -185,6 +185,9 @@ struct bcmgenet_mib_counters {
#define UMAC_MAC1 0x010
#define UMAC_MAX_FRAME_LEN 0x014
+#define UMAC_MODE 0x44
+#define MODE_LINK_STATUS (1 << 5)
+
#define UMAC_EEE_CTRL 0x064
#define EN_LPI_RX_PAUSE (1 << 0)
#define EN_LPI_TX_PFC (1 << 1)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index 2f9281936f0e..3b9e1a5dce82 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -167,8 +167,14 @@ void bcmgenet_mii_setup(struct net_device *dev)
static int bcmgenet_fixed_phy_link_update(struct net_device *dev,
struct fixed_phy_status *status)
{
- if (dev && dev->phydev && status)
- status->link = dev->phydev->link;
+ struct bcmgenet_priv *priv;
+ u32 reg;
+
+ if (dev && dev->phydev && status) {
+ priv = netdev_priv(dev);
+ reg = bcmgenet_umac_readl(priv, UMAC_MODE);
+ status->link = !!(reg & MODE_LINK_STATUS);
+ }
return 0;
}
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c
index f7e7b79c6050..f314be07ec58 100644
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -2681,7 +2681,6 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
enic->port_mtu = enic->config.mtu;
- (void)enic_change_mtu(netdev, enic->port_mtu);
err = enic_set_mac_addr(netdev, enic->mac_addr);
if (err) {
@@ -2731,6 +2730,7 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->features |= NETIF_F_HIGHDMA;
netdev->priv_flags |= IFF_UNICAST_FLT;
+ netdev->mtu = enic->port_mtu;
err = register_netdev(netdev);
if (err) {
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index fd4a8e473f11..6a507544682f 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -2387,26 +2387,20 @@ static int qlge_update_hw_vlan_features(struct net_device *ndev,
return status;
}
-static netdev_features_t qlge_fix_features(struct net_device *ndev,
- netdev_features_t features)
-{
- int err;
-
- /* Update the behavior of vlan accel in the adapter */
- err = qlge_update_hw_vlan_features(ndev, features);
- if (err)
- return err;
-
- return features;
-}
-
static int qlge_set_features(struct net_device *ndev,
netdev_features_t features)
{
netdev_features_t changed = ndev->features ^ features;
+ int err;
+
+ if (changed & NETIF_F_HW_VLAN_CTAG_RX) {
+ /* Update the behavior of vlan accel in the adapter */
+ err = qlge_update_hw_vlan_features(ndev, features);
+ if (err)
+ return err;
- if (changed & NETIF_F_HW_VLAN_CTAG_RX)
qlge_vlan_mode(ndev, features);
+ }
return 0;
}
@@ -4719,7 +4713,6 @@ static const struct net_device_ops qlge_netdev_ops = {
.ndo_set_mac_address = qlge_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_tx_timeout = qlge_tx_timeout,
- .ndo_fix_features = qlge_fix_features,
.ndo_set_features = qlge_set_features,
.ndo_vlan_rx_add_vid = qlge_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid,
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 59b932db0d42..f65e8cd6d144 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -329,6 +329,7 @@ static const struct pci_device_id rtl8169_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8161), 0, 0, RTL_CFG_1 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 },
+ { PCI_DEVICE(PCI_VENDOR_ID_NCUBE, 0x8168), 0, 0, RTL_CFG_1 },
{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 },
{ PCI_VENDOR_ID_DLINK, 0x4300,
PCI_VENDOR_ID_DLINK, 0x4b10, 0, 0, RTL_CFG_1 },
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 36a04e182af1..53602fdf5b47 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -29,6 +29,7 @@
#include <linux/netdevice.h>
#include <linux/inetdevice.h>
#include <linux/etherdevice.h>
+#include <linux/pci.h>
#include <linux/skbuff.h>
#include <linux/if_vlan.h>
#include <linux/in.h>
@@ -1228,11 +1229,15 @@ static int netvsc_register_vf(struct net_device *vf_netdev)
{
struct net_device *ndev;
struct net_device_context *net_device_ctx;
+ struct device *pdev = vf_netdev->dev.parent;
struct netvsc_device *netvsc_dev;
if (vf_netdev->addr_len != ETH_ALEN)
return NOTIFY_DONE;
+ if (!pdev || !dev_is_pci(pdev) || dev_is_pf(pdev))
+ return NOTIFY_DONE;
+
/*
* We will use the MAC address to locate the synthetic interface to
* associate with the VF interface. If we don't find a matching
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index 90e0b6f134ad..23d7f73cc347 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -1236,7 +1236,7 @@ static int mvebu_pcie_probe(struct platform_device *pdev)
pcie->realio.start = PCIBIOS_MIN_IO;
pcie->realio.end = min_t(resource_size_t,
IO_SPACE_LIMIT,
- resource_size(&pcie->io));
+ resource_size(&pcie->io) - 1);
} else
pcie->realio = pcie->io;
diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c
index 687cc5b922ee..c857d2d7bbec 100644
--- a/drivers/platform/x86/asus-nb-wmi.c
+++ b/drivers/platform/x86/asus-nb-wmi.c
@@ -531,6 +531,7 @@ static const struct key_entry asus_nb_wmi_keymap[] = {
{ KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
{ KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
{ KE_IGNORE, 0xC6, }, /* Ambient Light Sensor notification */
+ { KE_KEY, 0xFA, { KEY_PROG2 } }, /* Lid flip action */
{ KE_END, 0},
};
diff --git a/drivers/platform/x86/intel_punit_ipc.c b/drivers/platform/x86/intel_punit_ipc.c
index b5b890127479..b7dfe06261f1 100644
--- a/drivers/platform/x86/intel_punit_ipc.c
+++ b/drivers/platform/x86/intel_punit_ipc.c
@@ -17,6 +17,7 @@
#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/interrupt.h>
+#include <linux/io.h>
#include <linux/platform_device.h>
#include <asm/intel_punit_ipc.h>
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 0f5bc2f8382b..be17de9807b6 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -1834,6 +1834,9 @@ static void dasd_eckd_uncheck_device(struct dasd_device *device)
struct dasd_eckd_private *private = device->private;
int i;
+ if (!private)
+ return;
+
dasd_alias_disconnect_device_from_lcu(device);
private->ned = NULL;
private->sneq = NULL;
@@ -2085,8 +2088,11 @@ static int dasd_eckd_basic_to_ready(struct dasd_device *device)
static int dasd_eckd_online_to_ready(struct dasd_device *device)
{
- cancel_work_sync(&device->reload_device);
- cancel_work_sync(&device->kick_validate);
+ if (cancel_work_sync(&device->reload_device))
+ dasd_put_device(device);
+ if (cancel_work_sync(&device->kick_validate))
+ dasd_put_device(device);
+
return 0;
};
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 662b2321d1b0..913ebb6d0d29 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -1031,8 +1031,10 @@ static int __init aic94xx_init(void)
aic94xx_transport_template =
sas_domain_attach_transport(&aic94xx_transport_functions);
- if (!aic94xx_transport_template)
+ if (!aic94xx_transport_template) {
+ err = -ENOMEM;
goto out_destroy_caches;
+ }
err = pci_register_driver(&aic94xx_pci_driver);
if (err)
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index 18c5312f7886..0fa85d55c82f 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -5407,11 +5407,11 @@ static int ni_E_init(struct comedi_device *dev,
/* Digital I/O (PFI) subdevice */
s = &dev->subdevices[NI_PFI_DIO_SUBDEV];
s->type = COMEDI_SUBD_DIO;
- s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
s->maxdata = 1;
if (devpriv->is_m_series) {
s->n_chan = 16;
s->insn_bits = ni_pfi_insn_bits;
+ s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
ni_writew(dev, s->state, NI_M_PFI_DO_REG);
for (i = 0; i < NUM_PFI_OUTPUT_SELECT_REGS; ++i) {
@@ -5420,6 +5420,7 @@ static int ni_E_init(struct comedi_device *dev,
}
} else {
s->n_chan = 10;
+ s->subdev_flags = SDF_INTERNAL;
}
s->insn_config = ni_pfi_insn_config;
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 8b6489ae74eb..c569b6454a9d 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -905,7 +905,7 @@ static void vhost_iotlb_notify_vq(struct vhost_dev *d,
list_for_each_entry_safe(node, n, &d->pending_list, node) {
struct vhost_iotlb_msg *vq_msg = &node->msg.iotlb;
if (msg->iova <= vq_msg->iova &&
- msg->iova + msg->size - 1 > vq_msg->iova &&
+ msg->iova + msg->size - 1 >= vq_msg->iova &&
vq_msg->type == VHOST_IOTLB_MISS) {
vhost_poll_queue(&node->vq->poll);
list_del(&node->node);
diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c
index 6d9e5173d5fa..fbc4761987e8 100644
--- a/drivers/virtio/virtio_pci_legacy.c
+++ b/drivers/virtio/virtio_pci_legacy.c
@@ -121,6 +121,7 @@ static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev,
struct virtqueue *vq;
u16 num;
int err;
+ u64 q_pfn;
/* Select the queue we're interested in */
iowrite16(index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL);
@@ -139,9 +140,17 @@ static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev,
if (!vq)
return ERR_PTR(-ENOMEM);
+ q_pfn = virtqueue_get_desc_addr(vq) >> VIRTIO_PCI_QUEUE_ADDR_SHIFT;
+ if (q_pfn >> 32) {
+ dev_err(&vp_dev->pci_dev->dev,
+ "platform bug: legacy virtio-mmio must not be used with RAM above 0x%llxGB\n",
+ 0x1ULL << (32 + PAGE_SHIFT - 30));
+ err = -E2BIG;
+ goto out_del_vq;
+ }
+
/* activate the queue */
- iowrite32(virtqueue_get_desc_addr(vq) >> VIRTIO_PCI_QUEUE_ADDR_SHIFT,
- vp_dev->ioaddr + VIRTIO_PCI_QUEUE_PFN);
+ iowrite32(q_pfn, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_PFN);
vq->priv = (void __force *)vp_dev->ioaddr + VIRTIO_PCI_QUEUE_NOTIFY;
@@ -158,6 +167,7 @@ static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev,
out_deactivate:
iowrite32(0, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_PFN);
+out_del_vq:
vring_del_virtqueue(vq);
return ERR_PTR(err);
}
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 05169ef30596..b450adf65236 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -585,6 +585,12 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
btrfs_rm_dev_replace_unblocked(fs_info);
+ /*
+ * Increment dev_stats_ccnt so that btrfs_run_dev_stats() will
+ * update on-disk dev stats value during commit transaction
+ */
+ atomic_inc(&tgt_device->dev_stats_ccnt);
+
/*
* this is again a consistent state where no dev_replace procedure
* is running, the target device is part of the filesystem, the
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 92f3b231d5a2..18d05323ca53 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1096,8 +1096,9 @@ static int btree_writepages(struct address_space *mapping,
fs_info = BTRFS_I(mapping->host)->root->fs_info;
/* this is a bit racy, but that's ok */
- ret = percpu_counter_compare(&fs_info->dirty_metadata_bytes,
- BTRFS_DIRTY_METADATA_THRESH);
+ ret = __percpu_counter_compare(&fs_info->dirty_metadata_bytes,
+ BTRFS_DIRTY_METADATA_THRESH,
+ fs_info->dirty_metadata_batch);
if (ret < 0)
return 0;
}
@@ -4107,8 +4108,9 @@ static void __btrfs_btree_balance_dirty(struct btrfs_root *root,
if (flush_delayed)
btrfs_balance_delayed_items(root);
- ret = percpu_counter_compare(&root->fs_info->dirty_metadata_bytes,
- BTRFS_DIRTY_METADATA_THRESH);
+ ret = __percpu_counter_compare(&root->fs_info->dirty_metadata_bytes,
+ BTRFS_DIRTY_METADATA_THRESH,
+ root->fs_info->dirty_metadata_batch);
if (ret > 0) {
balance_dirty_pages_ratelimited(
root->fs_info->btree_inode->i_mapping);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 44a43851404a..6661116c47d9 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -10853,7 +10853,7 @@ void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info)
/* Don't want to race with allocators so take the groups_sem */
down_write(&space_info->groups_sem);
spin_lock(&block_group->lock);
- if (block_group->reserved ||
+ if (block_group->reserved || block_group->pinned ||
btrfs_block_group_used(&block_group->item) ||
block_group->ro ||
list_is_singular(&block_group->list)) {
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 04c61bcf62e5..9140aede5869 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1325,18 +1325,19 @@ static void __del_reloc_root(struct btrfs_root *root)
struct mapping_node *node = NULL;
struct reloc_control *rc = root->fs_info->reloc_ctl;
- spin_lock(&rc->reloc_root_tree.lock);
- rb_node = tree_search(&rc->reloc_root_tree.rb_root,
- root->node->start);
- if (rb_node) {
- node = rb_entry(rb_node, struct mapping_node, rb_node);
- rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
+ if (rc) {
+ spin_lock(&rc->reloc_root_tree.lock);
+ rb_node = tree_search(&rc->reloc_root_tree.rb_root,
+ root->node->start);
+ if (rb_node) {
+ node = rb_entry(rb_node, struct mapping_node, rb_node);
+ rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
+ }
+ spin_unlock(&rc->reloc_root_tree.lock);
+ if (!node)
+ return;
+ BUG_ON((struct btrfs_root *)node->data != root);
}
- spin_unlock(&rc->reloc_root_tree.lock);
-
- if (!node)
- return;
- BUG_ON((struct btrfs_root *)node->data != root);
spin_lock(&root->fs_info->trans_lock);
list_del_init(&root->root_list);
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index ad8bd96093f7..e06468f8e041 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -284,6 +284,10 @@ static ssize_t cifs_stats_proc_write(struct file *file,
atomic_set(&totBufAllocCount, 0);
atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */
+ spin_lock(&GlobalMid_Lock);
+ GlobalMaxActiveXid = 0;
+ GlobalCurrentXid = 0;
+ spin_unlock(&GlobalMid_Lock);
spin_lock(&cifs_tcp_ses_lock);
list_for_each(tmp1, &cifs_tcp_ses_list) {
server = list_entry(tmp1, struct TCP_Server_Info,
@@ -296,6 +300,10 @@ static ssize_t cifs_stats_proc_write(struct file *file,
struct cifs_tcon,
tcon_list);
atomic_set(&tcon->num_smbs_sent, 0);
+ spin_lock(&tcon->stat_lock);
+ tcon->bytes_read = 0;
+ tcon->bytes_written = 0;
+ spin_unlock(&tcon->stat_lock);
if (server->ops->clear_stats)
server->ops->clear_stats(tcon);
}
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index 967dfe656ced..e96a74da756f 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -208,6 +208,13 @@ smb2_check_message(char *buf, unsigned int length, struct TCP_Server_Info *srvr)
if (clc_len == 4 + len + 1)
return 0;
+ /*
+ * Some windows servers (win2016) will pad also the final
+ * PDU in a compound to 8 bytes.
+ */
+ if (((clc_len + 7) & ~7) == len)
+ return 0;
+
/*
* MacOS server pads after SMB2.1 write response with 3 bytes
* of junk. Other servers match RFC1001 len to actual
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 4ded64b8b43b..383cf8148fe7 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -320,7 +320,7 @@ small_smb2_init(__le16 smb2_command, struct cifs_tcon *tcon,
smb2_hdr_assemble((struct smb2_hdr *) *request_buf, smb2_command, tcon);
if (tcon != NULL) {
-#ifdef CONFIG_CIFS_STATS2
+#ifdef CONFIG_CIFS_STATS
uint16_t com_code = le16_to_cpu(smb2_command);
cifs_stats_inc(&tcon->stats.smb2_stats.smb2_com_sent[com_code]);
#endif
diff --git a/fs/dcache.c b/fs/dcache.c
index 461ff8f234e3..f903b86b06e5 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -286,7 +286,8 @@ void take_dentry_name_snapshot(struct name_snapshot *name, struct dentry *dentry
spin_unlock(&dentry->d_lock);
name->name = p->name;
} else {
- memcpy(name->inline_name, dentry->d_iname, DNAME_INLINE_LEN);
+ memcpy(name->inline_name, dentry->d_iname,
+ dentry->d_name.len + 1);
spin_unlock(&dentry->d_lock);
name->name = name->inline_name;
}
diff --git a/fs/fat/cache.c b/fs/fat/cache.c
index 5d384921524d..f04b189fd90d 100644
--- a/fs/fat/cache.c
+++ b/fs/fat/cache.c
@@ -224,7 +224,8 @@ static inline void cache_init(struct fat_cache_id *cid, int fclus, int dclus)
int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
{
struct super_block *sb = inode->i_sb;
- const int limit = sb->s_maxbytes >> MSDOS_SB(sb)->cluster_bits;
+ struct msdos_sb_info *sbi = MSDOS_SB(sb);
+ const int limit = sb->s_maxbytes >> sbi->cluster_bits;
struct fat_entry fatent;
struct fat_cache_id cid;
int nr;
@@ -233,6 +234,12 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
*fclus = 0;
*dclus = MSDOS_I(inode)->i_start;
+ if (!fat_valid_entry(sbi, *dclus)) {
+ fat_fs_error_ratelimit(sb,
+ "%s: invalid start cluster (i_pos %lld, start %08x)",
+ __func__, MSDOS_I(inode)->i_pos, *dclus);
+ return -EIO;
+ }
if (cluster == 0)
return 0;
@@ -249,9 +256,8 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
/* prevent the infinite loop of cluster chain */
if (*fclus > limit) {
fat_fs_error_ratelimit(sb,
- "%s: detected the cluster chain loop"
- " (i_pos %lld)", __func__,
- MSDOS_I(inode)->i_pos);
+ "%s: detected the cluster chain loop (i_pos %lld)",
+ __func__, MSDOS_I(inode)->i_pos);
nr = -EIO;
goto out;
}
@@ -261,9 +267,8 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
goto out;
else if (nr == FAT_ENT_FREE) {
fat_fs_error_ratelimit(sb,
- "%s: invalid cluster chain (i_pos %lld)",
- __func__,
- MSDOS_I(inode)->i_pos);
+ "%s: invalid cluster chain (i_pos %lld)",
+ __func__, MSDOS_I(inode)->i_pos);
nr = -EIO;
goto out;
} else if (nr == FAT_ENT_EOF) {
diff --git a/fs/fat/fat.h b/fs/fat/fat.h
index e6b764a17a9c..437affe987c5 100644
--- a/fs/fat/fat.h
+++ b/fs/fat/fat.h
@@ -347,6 +347,11 @@ static inline void fatent_brelse(struct fat_entry *fatent)
fatent->fat_inode = NULL;
}
+static inline bool fat_valid_entry(struct msdos_sb_info *sbi, int entry)
+{
+ return FAT_START_ENT <= entry && entry < sbi->max_cluster;
+}
+
extern void fat_ent_access_init(struct super_block *sb);
extern int fat_ent_read(struct inode *inode, struct fat_entry *fatent,
int entry);
diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c
index 1d9a8c4e9de0..3b7644e43796 100644
--- a/fs/fat/fatent.c
+++ b/fs/fat/fatent.c
@@ -23,7 +23,7 @@ static void fat12_ent_blocknr(struct super_block *sb, int entry,
{
struct msdos_sb_info *sbi = MSDOS_SB(sb);
int bytes = entry + (entry >> 1);
- WARN_ON(entry < FAT_START_ENT || sbi->max_cluster <= entry);
+ WARN_ON(!fat_valid_entry(sbi, entry));
*offset = bytes & (sb->s_blocksize - 1);
*blocknr = sbi->fat_start + (bytes >> sb->s_blocksize_bits);
}
@@ -33,7 +33,7 @@ static void fat_ent_blocknr(struct super_block *sb, int entry,
{
struct msdos_sb_info *sbi = MSDOS_SB(sb);
int bytes = (entry << sbi->fatent_shift);
- WARN_ON(entry < FAT_START_ENT || sbi->max_cluster <= entry);
+ WARN_ON(!fat_valid_entry(sbi, entry));
*offset = bytes & (sb->s_blocksize - 1);
*blocknr = sbi->fat_start + (bytes >> sb->s_blocksize_bits);
}
@@ -353,7 +353,7 @@ int fat_ent_read(struct inode *inode, struct fat_entry *fatent, int entry)
int err, offset;
sector_t blocknr;
- if (entry < FAT_START_ENT || sbi->max_cluster <= entry) {
+ if (!fat_valid_entry(sbi, entry)) {
fatent_brelse(fatent);
fat_fs_error(sb, "invalid access to FAT (entry 0x%08x)", entry);
return -EIO;
diff --git a/fs/hfs/brec.c b/fs/hfs/brec.c
index 6fc766df0461..2a6f3c67cb3f 100644
--- a/fs/hfs/brec.c
+++ b/fs/hfs/brec.c
@@ -74,9 +74,10 @@ int hfs_brec_insert(struct hfs_find_data *fd, void *entry, int entry_len)
if (!fd->bnode) {
if (!tree->root)
hfs_btree_inc_height(tree);
- fd->bnode = hfs_bnode_find(tree, tree->leaf_head);
- if (IS_ERR(fd->bnode))
- return PTR_ERR(fd->bnode);
+ node = hfs_bnode_find(tree, tree->leaf_head);
+ if (IS_ERR(node))
+ return PTR_ERR(node);
+ fd->bnode = node;
fd->record = -1;
}
new_node = NULL;
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index 31d5e3f1fe17..193d5411210a 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -77,13 +77,13 @@ static struct dentry *hfsplus_lookup(struct inode *dir, struct dentry *dentry,
cpu_to_be32(HFSP_HARDLINK_TYPE) &&
entry.file.user_info.fdCreator ==
cpu_to_be32(HFSP_HFSPLUS_CREATOR) &&
+ HFSPLUS_SB(sb)->hidden_dir &&
(entry.file.create_date ==
HFSPLUS_I(HFSPLUS_SB(sb)->hidden_dir)->
create_date ||
entry.file.create_date ==
HFSPLUS_I(d_inode(sb->s_root))->
- create_date) &&
- HFSPLUS_SB(sb)->hidden_dir) {
+ create_date)) {
struct qstr str;
char name[32];
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index b9563cdcfe28..7fb976e0aa07 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -524,8 +524,10 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent)
goto out_put_root;
if (!hfs_brec_read(&fd, &entry, sizeof(entry))) {
hfs_find_exit(&fd);
- if (entry.type != cpu_to_be16(HFSPLUS_FOLDER))
+ if (entry.type != cpu_to_be16(HFSPLUS_FOLDER)) {
+ err = -EINVAL;
goto out_put_root;
+ }
inode = hfsplus_iget(sb, be32_to_cpu(entry.folder.id));
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 6ca00471afbf..d920a646b578 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -270,7 +270,7 @@ struct reiserfs_journal_list {
struct mutex j_commit_mutex;
unsigned int j_trans_id;
- time_t j_timestamp;
+ time64_t j_timestamp; /* write-only but useful for crash dump analysis */
struct reiserfs_list_bitmap *j_list_bitmap;
struct buffer_head *j_commit_bh; /* commit buffer head */
struct reiserfs_journal_cnode *j_realblock;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 43082049baf2..bba5604f3a03 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -3054,4 +3054,6 @@
#define PCI_VENDOR_ID_OCZ 0x1b85
+#define PCI_VENDOR_ID_NCUBE 0x10ff
+
#endif /* _LINUX_PCI_IDS_H */
diff --git a/kernel/fork.c b/kernel/fork.c
index 2c98b987808d..5d0e2f366766 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1304,7 +1304,9 @@ static int copy_sighand(unsigned long clone_flags, struct task_struct *tsk)
return -ENOMEM;
atomic_set(&sig->count, 1);
+ spin_lock_irq(¤t->sighand->siglock);
memcpy(sig->action, current->sighand->action, sizeof(sig->action));
+ spin_unlock_irq(¤t->sighand->siglock);
return 0;
}
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 056052dc8e91..88580e8ee39e 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -294,9 +294,12 @@ static void debug_object_is_on_stack(void *addr, int onstack)
limit++;
if (is_on_stack)
- pr_warn("object is on stack, but not annotated\n");
+ pr_warn("object %p is on stack %p, but NOT annotated.\n", addr,
+ task_stack_page(current));
else
- pr_warn("object is not on stack, but annotated\n");
+ pr_warn("object %p is NOT on stack %p, but annotated.\n", addr,
+ task_stack_page(current));
+
WARN_ON(1);
}
diff --git a/mm/fadvise.c b/mm/fadvise.c
index 27fc9ad267ac..eb3269e59002 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -68,8 +68,12 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice)
goto out;
}
- /* Careful about overflows. Len == 0 means "as much as possible" */
- endbyte = offset + len;
+ /*
+ * Careful about overflows. Len == 0 means "as much as possible". Use
+ * unsigned math because signed overflows are undefined and UBSan
+ * complains.
+ */
+ endbyte = (u64)offset + (u64)len;
if (!len || endbyte < len)
endbyte = -1;
else
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 9efe88ef9702..e4c6c3edaf6a 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1259,12 +1259,12 @@ int do_huge_pmd_numa_page(struct fault_env *fe, pmd_t pmd)
/* Migration could have started since the pmd_trans_migrating check */
if (!page_locked) {
+ page_nid = -1;
if (!get_page_unless_zero(page))
goto out_unlock;
spin_unlock(fe->ptl);
wait_on_page_locked(page);
put_page(page);
- page_nid = -1;
goto out;
}
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index 2b543532e2f1..aa4586672cee 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -195,15 +195,14 @@ static void p9_mux_poll_stop(struct p9_conn *m)
static void p9_conn_cancel(struct p9_conn *m, int err)
{
struct p9_req_t *req, *rtmp;
- unsigned long flags;
LIST_HEAD(cancel_list);
p9_debug(P9_DEBUG_ERROR, "mux %p err %d\n", m, err);
- spin_lock_irqsave(&m->client->lock, flags);
+ spin_lock(&m->client->lock);
if (m->err) {
- spin_unlock_irqrestore(&m->client->lock, flags);
+ spin_unlock(&m->client->lock);
return;
}
@@ -215,7 +214,6 @@ static void p9_conn_cancel(struct p9_conn *m, int err)
list_for_each_entry_safe(req, rtmp, &m->unsent_req_list, req_list) {
list_move(&req->req_list, &cancel_list);
}
- spin_unlock_irqrestore(&m->client->lock, flags);
list_for_each_entry_safe(req, rtmp, &cancel_list, req_list) {
p9_debug(P9_DEBUG_ERROR, "call back req %p\n", req);
@@ -224,6 +222,7 @@ static void p9_conn_cancel(struct p9_conn *m, int err)
req->t_err = err;
p9_client_cb(m->client, req, REQ_STATUS_ERROR);
}
+ spin_unlock(&m->client->lock);
}
static int
@@ -379,8 +378,9 @@ static void p9_read_work(struct work_struct *work)
if (m->req->status != REQ_STATUS_ERROR)
status = REQ_STATUS_RCVD;
list_del(&m->req->req_list);
- spin_unlock(&m->client->lock);
+ /* update req->status while holding client->lock */
p9_client_cb(m->client, m->req, status);
+ spin_unlock(&m->client->lock);
m->rc.sdata = NULL;
m->rc.offset = 0;
m->rc.capacity = 0;
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index da0d3b257459..e73fd647065a 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -571,7 +571,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
chan->vq = virtio_find_single_vq(vdev, req_done, "requests");
if (IS_ERR(chan->vq)) {
err = PTR_ERR(chan->vq);
- goto out_free_vq;
+ goto out_free_chan;
}
chan->vq->vdev->priv = chan;
spin_lock_init(&chan->lock);
@@ -624,6 +624,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
kfree(tag);
out_free_vq:
vdev->config->del_vqs(vdev);
+out_free_chan:
kfree(chan);
fail:
return err;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 504cdae41013..16dea67792e0 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2440,6 +2440,12 @@ static int __net_init tcp_sk_init(struct net *net)
if (res)
goto fail;
sock_set_flag(sk, SOCK_USE_WRITE_QUEUE);
+
+ /* Please enforce IP_DF and IPID==0 for RST and
+ * ACK sent in SYN-RECV and TIME-WAIT state.
+ */
+ inet_sk(sk)->pmtudisc = IP_PMTUDISC_DO;
+
*per_cpu_ptr(net->ipv4.tcp_sk, cpu) = sk;
}
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 830a5645d8c1..a501b45d0334 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -194,8 +194,9 @@ tcp_timewait_state_process(struct inet_timewait_sock *tw, struct sk_buff *skb,
inet_twsk_deschedule_put(tw);
return TCP_TW_SUCCESS;
}
+ } else {
+ inet_twsk_reschedule(tw, TCP_TIMEWAIT_LEN);
}
- inet_twsk_reschedule(tw, TCP_TIMEWAIT_LEN);
if (tmp_opt.saw_tstamp) {
tcptw->tw_ts_recent = tmp_opt.rcv_tsval;
diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c
index 3d063eb37848..f6c50af24a64 100644
--- a/net/ipv4/tcp_probe.c
+++ b/net/ipv4/tcp_probe.c
@@ -117,7 +117,7 @@ static void jtcp_rcv_established(struct sock *sk, struct sk_buff *skb,
(fwmark > 0 && skb->mark == fwmark)) &&
(full || tp->snd_cwnd != tcp_probe.lastcwnd)) {
- spin_lock_bh(&tcp_probe.lock);
+ spin_lock(&tcp_probe.lock);
/* If log fills, just silently drop */
if (tcp_probe_avail() > 1) {
struct tcp_log *p = tcp_probe.log + tcp_probe.head;
@@ -157,7 +157,7 @@ static void jtcp_rcv_established(struct sock *sk, struct sk_buff *skb,
tcp_probe.head = (tcp_probe.head + 1) & (bufsize - 1);
}
tcp_probe.lastcwnd = tp->snd_cwnd;
- spin_unlock_bh(&tcp_probe.lock);
+ spin_unlock(&tcp_probe.lock);
wake_up(&tcp_probe.wait);
}
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index a5aeeb613fac..3213921cdfee 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -481,7 +481,7 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
}
mtu = dst_mtu(dst);
- if (!skb->ignore_df && skb->len > mtu) {
+ if (skb->len > mtu) {
skb_dst(skb)->ops->update_pmtu(dst, NULL, skb, mtu);
if (skb->protocol == htons(ETH_P_IPV6)) {
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 101ed6c42808..0a78f17006a4 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -774,6 +774,13 @@ static int irda_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
return -EINVAL;
lock_sock(sk);
+
+ /* Ensure that the socket is not already bound */
+ if (self->ias_obj) {
+ err = -EINVAL;
+ goto out;
+ }
+
#ifdef CONFIG_IRDA_ULTRA
/* Special care for Ultra sockets */
if ((sk->sk_type == SOCK_DGRAM) &&
@@ -2016,7 +2023,11 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
err = -EINVAL;
goto out;
}
- irias_insert_object(ias_obj);
+
+ /* Only insert newly allocated objects */
+ if (free_ias)
+ irias_insert_object(ias_obj);
+
kfree(ias_opt);
break;
case IRLMP_IAS_DEL:
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index e34d3f60fccd..fd186b011a99 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1968,13 +1968,20 @@ ip_vs_in(struct netns_ipvs *ipvs, unsigned int hooknum, struct sk_buff *skb, int
if (cp->dest && !(cp->dest->flags & IP_VS_DEST_F_AVAILABLE)) {
/* the destination server is not available */
- if (sysctl_expire_nodest_conn(ipvs)) {
+ __u32 flags = cp->flags;
+
+ /* when timer already started, silently drop the packet.*/
+ if (timer_pending(&cp->timer))
+ __ip_vs_conn_put(cp);
+ else
+ ip_vs_conn_put(cp);
+
+ if (sysctl_expire_nodest_conn(ipvs) &&
+ !(flags & IP_VS_CONN_F_ONE_PACKET)) {
/* try to expire the connection immediately */
ip_vs_conn_expire_now(cp);
}
- /* don't restart its timer, and silently
- drop the packet. */
- __ip_vs_conn_put(cp);
+
return NF_DROP;
}
diff --git a/net/rds/ib_frmr.c b/net/rds/ib_frmr.c
index 66b3d6228a15..3d9c4c6397c3 100644
--- a/net/rds/ib_frmr.c
+++ b/net/rds/ib_frmr.c
@@ -61,6 +61,7 @@ static struct rds_ib_mr *rds_ib_alloc_frmr(struct rds_ib_device *rds_ibdev,
pool->fmr_attr.max_pages);
if (IS_ERR(frmr->mr)) {
pr_warn("RDS/IB: %s failed to allocate MR", __func__);
+ err = PTR_ERR(frmr->mr);
goto out_no_cigar;
}
diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c
index 235db2c9bbbb..d2932dc4c83d 100644
--- a/net/sched/act_ife.c
+++ b/net/sched/act_ife.c
@@ -267,10 +267,8 @@ static int ife_validate_metatype(struct tcf_meta_ops *ops, void *val, int len)
}
/* called when adding new meta information
- * under ife->tcf_lock for existing action
*/
-static int load_metaops_and_vet(struct tcf_ife_info *ife, u32 metaid,
- void *val, int len, bool exists)
+static int load_metaops_and_vet(u32 metaid, void *val, int len)
{
struct tcf_meta_ops *ops = find_ife_oplist(metaid);
int ret = 0;
@@ -278,13 +276,9 @@ static int load_metaops_and_vet(struct tcf_ife_info *ife, u32 metaid,
if (!ops) {
ret = -ENOENT;
#ifdef CONFIG_MODULES
- if (exists)
- spin_unlock_bh(&ife->tcf_lock);
rtnl_unlock();
request_module("ifemeta%u", metaid);
rtnl_lock();
- if (exists)
- spin_lock_bh(&ife->tcf_lock);
ops = find_ife_oplist(metaid);
#endif
}
@@ -301,24 +295,17 @@ static int load_metaops_and_vet(struct tcf_ife_info *ife, u32 metaid,
}
/* called when adding new meta information
- * under ife->tcf_lock for existing action
*/
-static int add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
- int len, bool atomic)
+static int __add_metainfo(const struct tcf_meta_ops *ops,
+ struct tcf_ife_info *ife, u32 metaid, void *metaval,
+ int len, bool atomic, bool exists)
{
struct tcf_meta_info *mi = NULL;
- struct tcf_meta_ops *ops = find_ife_oplist(metaid);
int ret = 0;
- if (!ops)
- return -ENOENT;
-
mi = kzalloc(sizeof(*mi), atomic ? GFP_ATOMIC : GFP_KERNEL);
- if (!mi) {
- /*put back what find_ife_oplist took */
- module_put(ops->owner);
+ if (!mi)
return -ENOMEM;
- }
mi->metaid = metaid;
mi->ops = ops;
@@ -326,17 +313,49 @@ static int add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
ret = ops->alloc(mi, metaval, atomic ? GFP_ATOMIC : GFP_KERNEL);
if (ret != 0) {
kfree(mi);
- module_put(ops->owner);
return ret;
}
}
+ if (exists)
+ spin_lock_bh(&ife->tcf_lock);
list_add_tail(&mi->metalist, &ife->metalist);
+ if (exists)
+ spin_unlock_bh(&ife->tcf_lock);
+
+ return ret;
+}
+
+static int add_metainfo_and_get_ops(const struct tcf_meta_ops *ops,
+ struct tcf_ife_info *ife, u32 metaid,
+ bool exists)
+{
+ int ret;
+
+ if (!try_module_get(ops->owner))
+ return -ENOENT;
+ ret = __add_metainfo(ops, ife, metaid, NULL, 0, true, exists);
+ if (ret)
+ module_put(ops->owner);
+ return ret;
+}
+
+static int add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
+ int len, bool exists)
+{
+ const struct tcf_meta_ops *ops = find_ife_oplist(metaid);
+ int ret;
+ if (!ops)
+ return -ENOENT;
+ ret = __add_metainfo(ops, ife, metaid, metaval, len, false, exists);
+ if (ret)
+ /*put back what find_ife_oplist took */
+ module_put(ops->owner);
return ret;
}
-static int use_all_metadata(struct tcf_ife_info *ife)
+static int use_all_metadata(struct tcf_ife_info *ife, bool exists)
{
struct tcf_meta_ops *o;
int rc = 0;
@@ -344,7 +363,7 @@ static int use_all_metadata(struct tcf_ife_info *ife)
read_lock(&ife_mod_lock);
list_for_each_entry(o, &ifeoplist, list) {
- rc = add_metainfo(ife, o->metaid, NULL, 0, true);
+ rc = add_metainfo_and_get_ops(o, ife, o->metaid, exists);
if (rc == 0)
installed += 1;
}
@@ -395,7 +414,6 @@ static void _tcf_ife_cleanup(struct tc_action *a, int bind)
struct tcf_meta_info *e, *n;
list_for_each_entry_safe(e, n, &ife->metalist, metalist) {
- module_put(e->ops->owner);
list_del(&e->metalist);
if (e->metaval) {
if (e->ops->release)
@@ -403,6 +421,7 @@ static void _tcf_ife_cleanup(struct tc_action *a, int bind)
else
kfree(e->metaval);
}
+ module_put(e->ops->owner);
kfree(e);
}
}
@@ -416,7 +435,6 @@ static void tcf_ife_cleanup(struct tc_action *a, int bind)
spin_unlock_bh(&ife->tcf_lock);
}
-/* under ife->tcf_lock for existing action */
static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb,
bool exists)
{
@@ -430,7 +448,7 @@ static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb,
val = nla_data(tb[i]);
len = nla_len(tb[i]);
- rc = load_metaops_and_vet(ife, i, val, len, exists);
+ rc = load_metaops_and_vet(i, val, len);
if (rc != 0)
return rc;
@@ -510,6 +528,8 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
if (exists)
spin_lock_bh(&ife->tcf_lock);
ife->tcf_action = parm->action;
+ if (exists)
+ spin_unlock_bh(&ife->tcf_lock);
if (parm->flags & IFE_ENCODE) {
if (daddr)
@@ -537,9 +557,6 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
tcf_hash_release(*a, bind);
if (ret == ACT_P_CREATED)
_tcf_ife_cleanup(*a, bind);
-
- if (exists)
- spin_unlock_bh(&ife->tcf_lock);
return err;
}
@@ -553,20 +570,14 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
* as we can. You better have at least one else we are
* going to bail out
*/
- err = use_all_metadata(ife);
+ err = use_all_metadata(ife, exists);
if (err) {
if (ret == ACT_P_CREATED)
_tcf_ife_cleanup(*a, bind);
-
- if (exists)
- spin_unlock_bh(&ife->tcf_lock);
return err;
}
}
- if (exists)
- spin_unlock_bh(&ife->tcf_lock);
-
if (ret == ACT_P_CREATED)
tcf_hash_insert(tn, *a);
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index da574a16e7b3..e377dd5b06a6 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -851,6 +851,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
struct nlattr *opt = tca[TCA_OPTIONS];
struct nlattr *tb[TCA_U32_MAX + 1];
u32 htid, flags = 0;
+ size_t sel_size;
int err;
#ifdef CONFIG_CLS_U32_PERF
size_t size;
@@ -967,8 +968,11 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
return -EINVAL;
s = nla_data(tb[TCA_U32_SEL]);
+ sel_size = sizeof(*s) + sizeof(*s->keys) * s->nkeys;
+ if (nla_len(tb[TCA_U32_SEL]) < sel_size)
+ return -EINVAL;
- n = kzalloc(sizeof(*n) + s->nkeys*sizeof(struct tc_u32_key), GFP_KERNEL);
+ n = kzalloc(offsetof(typeof(*n), sel) + sel_size, GFP_KERNEL);
if (n == NULL)
return -ENOBUFS;
@@ -981,7 +985,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
}
#endif
- memcpy(&n->sel, s, sizeof(*s) + s->nkeys*sizeof(struct tc_u32_key));
+ memcpy(&n->sel, s, sel_size);
RCU_INIT_POINTER(n->ht_up, ht);
n->handle = handle;
n->fshift = s->hmask ? ffs(ntohl(s->hmask)) - 1 : 0;
diff --git a/net/sched/sch_hhf.c b/net/sched/sch_hhf.c
index 2fae8b5f1b80..f4b2d69973c3 100644
--- a/net/sched/sch_hhf.c
+++ b/net/sched/sch_hhf.c
@@ -492,6 +492,9 @@ static void hhf_destroy(struct Qdisc *sch)
hhf_free(q->hhf_valid_bits[i]);
}
+ if (!q->hh_flows)
+ return;
+
for (i = 0; i < HH_FLOWS_CNT; i++) {
struct hh_flow_state *flow, *next;
struct list_head *head = &q->hh_flows[i];
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index c798d0de8a9d..95fe75d441eb 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1013,6 +1013,9 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt)
int err;
int i;
+ qdisc_watchdog_init(&q->watchdog, sch);
+ INIT_WORK(&q->work, htb_work_func);
+
if (!opt)
return -EINVAL;
@@ -1033,8 +1036,6 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt)
for (i = 0; i < TC_HTB_NUMPRIO; i++)
INIT_LIST_HEAD(q->drops + i);
- qdisc_watchdog_init(&q->watchdog, sch);
- INIT_WORK(&q->work, htb_work_func);
qdisc_skb_head_init(&q->direct_queue);
if (tb[TCA_HTB_DIRECT_QLEN])
diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c
index 9ffbb025b37e..66b6e807b4ec 100644
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -234,7 +234,7 @@ static int multiq_tune(struct Qdisc *sch, struct nlattr *opt)
static int multiq_init(struct Qdisc *sch, struct nlattr *opt)
{
struct multiq_sched_data *q = qdisc_priv(sch);
- int i, err;
+ int i;
q->queues = NULL;
@@ -249,12 +249,7 @@ static int multiq_init(struct Qdisc *sch, struct nlattr *opt)
for (i = 0; i < q->max_bands; i++)
q->queues[i] = &noop_qdisc;
- err = multiq_tune(sch, opt);
-
- if (err)
- kfree(q->queues);
-
- return err;
+ return multiq_tune(sch, opt);
}
static int multiq_dump(struct Qdisc *sch, struct sk_buff *skb)
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index e899d9eb76cb..3f87ddb1777d 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -937,11 +937,11 @@ static int netem_init(struct Qdisc *sch, struct nlattr *opt)
struct netem_sched_data *q = qdisc_priv(sch);
int ret;
+ qdisc_watchdog_init(&q->watchdog, sch);
+
if (!opt)
return -EINVAL;
- qdisc_watchdog_init(&q->watchdog, sch);
-
q->loss_model = CLG_RANDOM;
ret = netem_change(sch, opt);
if (ret)
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 303355c449ab..b3f7980b0f27 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -423,12 +423,13 @@ static int tbf_init(struct Qdisc *sch, struct nlattr *opt)
{
struct tbf_sched_data *q = qdisc_priv(sch);
+ qdisc_watchdog_init(&q->watchdog, sch);
+ q->qdisc = &noop_qdisc;
+
if (opt == NULL)
return -EINVAL;
q->t_c = ktime_get_ns();
- qdisc_watchdog_init(&q->watchdog, sch);
- q->qdisc = &noop_qdisc;
return tbf_change(sch, opt);
}
diff --git a/net/sctp/proc.c b/net/sctp/proc.c
index 206377fe91ec..fd7f23566ed6 100644
--- a/net/sctp/proc.c
+++ b/net/sctp/proc.c
@@ -337,8 +337,6 @@ static int sctp_assocs_seq_show(struct seq_file *seq, void *v)
}
transport = (struct sctp_transport *)v;
- if (!sctp_transport_hold(transport))
- return 0;
assoc = transport->asoc;
epb = &assoc->base;
sk = epb->sk;
@@ -428,8 +426,6 @@ static int sctp_remaddr_seq_show(struct seq_file *seq, void *v)
}
transport = (struct sctp_transport *)v;
- if (!sctp_transport_hold(transport))
- return 0;
assoc = transport->asoc;
list_for_each_entry_rcu(tsp, &assoc->peer.transport_addr_list,
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 78f38056fca6..64d2d9ea2f8c 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4476,9 +4476,14 @@ struct sctp_transport *sctp_transport_get_next(struct net *net,
break;
}
+ if (!sctp_transport_hold(t))
+ continue;
+
if (net_eq(sock_net(t->asoc->base.sk), net) &&
t->asoc->peer.primary_path == t)
break;
+
+ sctp_transport_put(t);
}
return t;
@@ -4488,13 +4493,18 @@ struct sctp_transport *sctp_transport_get_idx(struct net *net,
struct rhashtable_iter *iter,
int pos)
{
- void *obj = SEQ_START_TOKEN;
+ struct sctp_transport *t;
- while (pos && (obj = sctp_transport_get_next(net, iter)) &&
- !IS_ERR(obj))
- pos--;
+ if (!pos)
+ return SEQ_START_TOKEN;
- return obj;
+ while ((t = sctp_transport_get_next(net, iter)) && !IS_ERR(t)) {
+ if (!--pos)
+ break;
+ sctp_transport_put(t);
+ }
+
+ return t;
}
int sctp_for_each_endpoint(int (*cb)(struct sctp_endpoint *, void *),
@@ -4556,8 +4566,6 @@ int sctp_for_each_transport(int (*cb)(struct sctp_transport *, void *),
for (; !IS_ERR_OR_NULL(obj); obj = sctp_transport_get_next(net, &hti)) {
struct sctp_transport *transport = obj;
- if (!sctp_transport_hold(transport))
- continue;
err = cb(transport, p);
sctp_transport_put(transport);
if (err)
diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index 4afd4149a632..bad69e91fea3 100644
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -169,7 +169,7 @@ make_checksum_hmac_md5(struct krb5_ctx *kctx, char *header, int hdrlen,
struct scatterlist sg[1];
int err = -1;
u8 *checksumdata;
- u8 rc4salt[4];
+ u8 *rc4salt;
struct crypto_ahash *md5;
struct crypto_ahash *hmac_md5;
struct ahash_request *req;
@@ -183,14 +183,18 @@ make_checksum_hmac_md5(struct krb5_ctx *kctx, char *header, int hdrlen,
return GSS_S_FAILURE;
}
+ rc4salt = kmalloc_array(4, sizeof(*rc4salt), GFP_NOFS);
+ if (!rc4salt)
+ return GSS_S_FAILURE;
+
if (arcfour_hmac_md5_usage_to_salt(usage, rc4salt)) {
dprintk("%s: invalid usage value %u\n", __func__, usage);
- return GSS_S_FAILURE;
+ goto out_free_rc4salt;
}
checksumdata = kmalloc(GSS_KRB5_MAX_CKSUM_LEN, GFP_NOFS);
if (!checksumdata)
- return GSS_S_FAILURE;
+ goto out_free_rc4salt;
md5 = crypto_alloc_ahash("md5", 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(md5))
@@ -258,6 +262,8 @@ make_checksum_hmac_md5(struct krb5_ctx *kctx, char *header, int hdrlen,
crypto_free_ahash(md5);
out_free_cksum:
kfree(checksumdata);
+out_free_rc4salt:
+ kfree(rc4salt);
return err ? GSS_S_FAILURE : 0;
}
diff --git a/scripts/depmod.sh b/scripts/depmod.sh
index ea1e96921e3b..baedaef53ca0 100755
--- a/scripts/depmod.sh
+++ b/scripts/depmod.sh
@@ -15,9 +15,9 @@ if ! test -r System.map ; then
fi
if [ -z $(command -v $DEPMOD) ]; then
- echo "'make modules_install' requires $DEPMOD. Please install it." >&2
+ echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2
echo "This is probably in the kmod package." >&2
- exit 1
+ exit 0
fi
# older versions of depmod don't support -P <symbol-prefix>
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 238db4ffd30c..88b3dc19bbae 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -649,7 +649,7 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
if (ELF_ST_TYPE(sym->st_info) == STT_SPARC_REGISTER)
break;
if (symname[0] == '.') {
- char *munged = strdup(symname);
+ char *munged = NOFAIL(strdup(symname));
munged[0] = '_';
munged[1] = toupper(munged[1]);
symname = munged;
@@ -1312,7 +1312,7 @@ static Elf_Sym *find_elf_symbol2(struct elf_info *elf, Elf_Addr addr,
static char *sec2annotation(const char *s)
{
if (match(s, init_exit_sections)) {
- char *p = malloc(20);
+ char *p = NOFAIL(malloc(20));
char *r = p;
*p++ = '_';
@@ -1332,7 +1332,7 @@ static char *sec2annotation(const char *s)
strcat(p, " ");
return r;
} else {
- return strdup("");
+ return NOFAIL(strdup(""));
}
}
@@ -2033,7 +2033,7 @@ void buf_write(struct buffer *buf, const char *s, int len)
{
if (buf->size - buf->pos < len) {
buf->size += len + SZ;
- buf->p = realloc(buf->p, buf->size);
+ buf->p = NOFAIL(realloc(buf->p, buf->size));
}
strncpy(buf->p + buf->pos, s, len);
buf->pos += len;
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 3896523b71e9..f289762cd676 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2431,6 +2431,7 @@ static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2,
WM8994_OPCLK_ENA, 0);
}
+ break;
default:
return -EINVAL;
diff --git a/tools/perf/arch/powerpc/util/sym-handling.c b/tools/perf/arch/powerpc/util/sym-handling.c
index 1030a6e504bb..de477a3dc968 100644
--- a/tools/perf/arch/powerpc/util/sym-handling.c
+++ b/tools/perf/arch/powerpc/util/sym-handling.c
@@ -115,8 +115,10 @@ void arch__post_process_probe_trace_events(struct perf_probe_event *pev,
for (i = 0; i < ntevs; i++) {
tev = &pev->tevs[i];
map__for_each_symbol(map, sym, tmp) {
- if (map->unmap_ip(map, sym->start) == tev->point.address)
+ if (map->unmap_ip(map, sym->start) == tev->point.address) {
arch__fix_tev_from_maps(pev, tev, map, sym);
+ break;
+ }
}
}
}
diff --git a/tools/testing/selftests/powerpc/harness.c b/tools/testing/selftests/powerpc/harness.c
index 66d31de60b9a..9d7166dfad1e 100644
--- a/tools/testing/selftests/powerpc/harness.c
+++ b/tools/testing/selftests/powerpc/harness.c
@@ -85,13 +85,13 @@ int run_test(int (test_function)(void), char *name)
return status;
}
-static void alarm_handler(int signum)
+static void sig_handler(int signum)
{
- /* Jut wake us up from waitpid */
+ /* Just wake us up from waitpid */
}
-static struct sigaction alarm_action = {
- .sa_handler = alarm_handler,
+static struct sigaction sig_action = {
+ .sa_handler = sig_handler,
};
void test_harness_set_timeout(uint64_t time)
@@ -106,8 +106,14 @@ int test_harness(int (test_function)(void), char *name)
test_start(name);
test_set_git_version(GIT_VERSION);
- if (sigaction(SIGALRM, &alarm_action, NULL)) {
- perror("sigaction");
+ if (sigaction(SIGINT, &sig_action, NULL)) {
+ perror("sigaction (sigint)");
+ test_error(name);
+ return 1;
+ }
+
+ if (sigaction(SIGALRM, &sig_action, NULL)) {
+ perror("sigaction (sigalrm)");
test_error(name);
return 1;
}
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