Re: Linux 4.9.337

From: Greg Kroah-Hartman
Date: Sat Jan 07 2023 - 06:42:04 EST

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diff --git a/Makefile b/Makefile
index a2c74e89f20e..7d0153202217 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 336
+SUBLEVEL = 337
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index 98703d99b565..d752ccc53b24 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -468,8 +468,10 @@ entSys:
#ifdef CONFIG_AUDITSYSCALL
lda $6, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT
and $3, $6, $3
-#endif
bne $3, strace
+#else
+ blbs $3, strace /* check for SYSCALL_TRACE in disguise */
+#endif
beq $4, 1f
ldq $27, 0($5)
1: jsr $26, ($27), alpha_ni_syscall
diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi
index b4258105e91f..b00e328b54a1 100644
--- a/arch/arm/boot/dts/armada-370.dtsi
+++ b/arch/arm/boot/dts/armada-370.dtsi
@@ -108,7 +108,7 @@

pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x80000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-375.dtsi b/arch/arm/boot/dts/armada-375.dtsi
index 024f1b75b0a3..681c8458c8f2 100644
--- a/arch/arm/boot/dts/armada-375.dtsi
+++ b/arch/arm/boot/dts/armada-375.dtsi
@@ -618,7 +618,7 @@

pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-380.dtsi b/arch/arm/boot/dts/armada-380.dtsi
index 5102d19cc8f4..43477ca6eaa3 100644
--- a/arch/arm/boot/dts/armada-380.dtsi
+++ b/arch/arm/boot/dts/armada-380.dtsi
@@ -115,7 +115,7 @@
/* x1 port */
pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -133,7 +133,7 @@
/* x1 port */
pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-385.dtsi b/arch/arm/boot/dts/armada-385.dtsi
index 8e67d2c083dd..0451bc14386c 100644
--- a/arch/arm/boot/dts/armada-385.dtsi
+++ b/arch/arm/boot/dts/armada-385.dtsi
@@ -126,7 +126,7 @@
/* x1 port */
pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -144,7 +144,7 @@
/* x1 port */
pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -165,7 +165,7 @@
*/
pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x48000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-39x.dtsi b/arch/arm/boot/dts/armada-39x.dtsi
index aeecfa7e5ea3..3ca83e37112b 100644
--- a/arch/arm/boot/dts/armada-39x.dtsi
+++ b/arch/arm/boot/dts/armada-39x.dtsi
@@ -492,7 +492,7 @@
/* x1 port */
pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -510,7 +510,7 @@
/* x1 port */
pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -531,7 +531,7 @@
*/
pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x48000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-xp-mv78230.dtsi b/arch/arm/boot/dts/armada-xp-mv78230.dtsi
index 6e6d0f04bf2b..b6e787b994ad 100644
--- a/arch/arm/boot/dts/armada-xp-mv78230.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78230.dtsi
@@ -133,7 +133,7 @@

pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -150,7 +150,7 @@

pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x48000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -167,7 +167,7 @@

pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x4c000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -184,7 +184,7 @@

pcie@5,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
reg = <0x2800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-xp-mv78260.dtsi b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
index c5fdc99f0dbe..a4856b05440a 100644
--- a/arch/arm/boot/dts/armada-xp-mv78260.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
@@ -148,7 +148,7 @@

pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -165,7 +165,7 @@

pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x48000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -182,7 +182,7 @@

pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x4c000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -199,7 +199,7 @@

pcie@5,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
reg = <0x2800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -216,7 +216,7 @@

pcie@6,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x84000 0 0x2000>;
+ assigned-addresses = <0x82003000 0 0x84000 0 0x2000>;
reg = <0x3000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -233,7 +233,7 @@

pcie@7,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x88000 0 0x2000>;
+ assigned-addresses = <0x82003800 0 0x88000 0 0x2000>;
reg = <0x3800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -250,7 +250,7 @@

pcie@8,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x8c000 0 0x2000>;
+ assigned-addresses = <0x82004000 0 0x8c000 0 0x2000>;
reg = <0x4000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -267,7 +267,7 @@

pcie@9,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x42000 0 0x2000>;
+ assigned-addresses = <0x82004800 0 0x42000 0 0x2000>;
reg = <0x4800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 11342aeccb73..278c7321b1b9 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -127,7 +127,7 @@
pcie1: pcie-port@1 {
device_type = "pci";
status = "disabled";
- assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x80000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
clocks = <&gate_clk 5>;
marvell,pcie-port = <1>;
diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi
index bd379034993c..89318273d787 100644
--- a/arch/arm/boot/dts/spear600.dtsi
+++ b/arch/arm/boot/dts/spear600.dtsi
@@ -53,7 +53,7 @@
compatible = "arm,pl110", "arm,primecell";
reg = <0xfc200000 0x1000>;
interrupt-parent = <&vic1>;
- interrupts = <12>;
+ interrupts = <13>;
status = "disabled";
};

diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c
index 3c2c92aaa0ae..f06220a4b2e2 100644
--- a/arch/arm/mach-mmp/time.c
+++ b/arch/arm/mach-mmp/time.c
@@ -52,18 +52,21 @@
static void __iomem *mmp_timer_base = TIMERS_VIRT_BASE;

/*
- * FIXME: the timer needs some delay to stablize the counter capture
+ * Read the timer through the CVWR register. Delay is required after requesting
+ * a read. The CR register cannot be directly read due to metastability issues
+ * documented in the PXA168 software manual.
*/
static inline uint32_t timer_read(void)
{
- int delay = 100;
+ uint32_t val;
+ int delay = 3;

__raw_writel(1, mmp_timer_base + TMR_CVWR(1));

while (delay--)
- cpu_relax();
+ val = __raw_readl(mmp_timer_base + TMR_CVWR(1));

- return __raw_readl(mmp_timer_base + TMR_CVWR(1));
+ return val;
}

static u64 notrace mmp_read_sched_clock(void)
diff --git a/arch/arm/nwfpe/Makefile b/arch/arm/nwfpe/Makefile
index deb3a82ddbdf..99136e74ddd5 100644
--- a/arch/arm/nwfpe/Makefile
+++ b/arch/arm/nwfpe/Makefile
@@ -10,3 +10,9 @@ nwfpe-y += fpa11.o fpa11_cpdo.o fpa11_cpdt.o \
entry.o

nwfpe-$(CONFIG_FPE_NWFPE_XP) += extended_cpdo.o
+
+# Try really hard to avoid generating calls to __aeabi_uldivmod() from
+# float64_rem() due to loop elision.
+ifdef CONFIG_CC_IS_CLANG
+CFLAGS_softfloat.o += -mllvm -replexitval=never
+endif
diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c
index 3be875a45c83..0b718a94656a 100644
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -316,6 +316,8 @@ static struct clk clk_periph = {
*/
int clk_enable(struct clk *clk)
{
+ if (!clk)
+ return 0;
mutex_lock(&clocks_mutex);
clk_enable_unlocked(clk);
mutex_unlock(&clocks_mutex);
diff --git a/arch/mips/kernel/vpe-cmp.c b/arch/mips/kernel/vpe-cmp.c
index 9268ebc0f61e..903c07bdc92d 100644
--- a/arch/mips/kernel/vpe-cmp.c
+++ b/arch/mips/kernel/vpe-cmp.c
@@ -75,7 +75,6 @@ ATTRIBUTE_GROUPS(vpe);

static void vpe_device_release(struct device *cd)
{
- kfree(cd);
}

static struct class vpe_class = {
@@ -157,6 +156,7 @@ int __init vpe_module_init(void)
device_del(&vpe_device);

out_class:
+ put_device(&vpe_device);
class_unregister(&vpe_class);

out_chrdev:
@@ -169,7 +169,7 @@ void __exit vpe_module_exit(void)
{
struct vpe *v, *n;

- device_del(&vpe_device);
+ device_unregister(&vpe_device);
class_unregister(&vpe_class);
unregister_chrdev(major, VPE_MODULE_NAME);

diff --git a/arch/mips/kernel/vpe-mt.c b/arch/mips/kernel/vpe-mt.c
index 2e003b11a098..9fd7cd48ea1d 100644
--- a/arch/mips/kernel/vpe-mt.c
+++ b/arch/mips/kernel/vpe-mt.c
@@ -313,7 +313,6 @@ ATTRIBUTE_GROUPS(vpe);

static void vpe_device_release(struct device *cd)
{
- kfree(cd);
}

static struct class vpe_class = {
@@ -497,6 +496,7 @@ int __init vpe_module_init(void)
device_del(&vpe_device);

out_class:
+ put_device(&vpe_device);
class_unregister(&vpe_class);

out_chrdev:
@@ -509,7 +509,7 @@ void __exit vpe_module_exit(void)
{
struct vpe *v, *n;

- device_del(&vpe_device);
+ device_unregister(&vpe_device);
class_unregister(&vpe_class);
unregister_chrdev(major, VPE_MODULE_NAME);

diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 641f3e4c3380..9a77778bd24a 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -733,10 +733,15 @@ void rtas_os_term(char *str)

snprintf(rtas_os_term_buf, 2048, "OS panic: %s", str);

+ /*
+ * Keep calling as long as RTAS returns a "try again" status,
+ * but don't use rtas_busy_delay(), which potentially
+ * schedules.
+ */
do {
status = rtas_call(rtas_token("ibm,os-term"), 1, 1, NULL,
__pa(rtas_os_term_buf));
- } while (rtas_busy_delay(status));
+ } while (rtas_busy_delay_time(status));

if (status != 0)
printk(KERN_EMERG "ibm,os-term call failed %d\n", status);
diff --git a/arch/powerpc/perf/callchain.c b/arch/powerpc/perf/callchain.c
index 0fc26714780a..a4c4685096f8 100644
--- a/arch/powerpc/perf/callchain.c
+++ b/arch/powerpc/perf/callchain.c
@@ -67,6 +67,7 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re
next_sp = fp[0];

if (next_sp == sp + STACK_INT_FRAME_SIZE &&
+ validate_sp(sp, current, STACK_INT_FRAME_SIZE) &&
fp[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) {
/*
* This looks like an interrupt frame for an
diff --git a/arch/powerpc/perf/hv-gpci-requests.h b/arch/powerpc/perf/hv-gpci-requests.h
index 5ea24d16a74a..2530dd0c3788 100644
--- a/arch/powerpc/perf/hv-gpci-requests.h
+++ b/arch/powerpc/perf/hv-gpci-requests.h
@@ -78,6 +78,7 @@ REQUEST(__field(0, 8, partition_id)
)
#include I(REQUEST_END)

+#ifdef ENABLE_EVENTS_COUNTERINFO_V6
/*
* Not available for counter_info_version >= 0x8, use
* run_instruction_cycles_by_partition(0x100) instead.
@@ -91,6 +92,7 @@ REQUEST(__field(0, 8, partition_id)
__count(0x10, 8, cycles)
)
#include I(REQUEST_END)
+#endif

#define REQUEST_NAME system_performance_capabilities
#define REQUEST_NUM 0x40
@@ -102,6 +104,7 @@ REQUEST(__field(0, 1, perf_collect_privileged)
)
#include I(REQUEST_END)

+#ifdef ENABLE_EVENTS_COUNTERINFO_V6
#define REQUEST_NAME processor_bus_utilization_abc_links
#define REQUEST_NUM 0x50
#define REQUEST_IDX_KIND "hw_chip_id=?"
@@ -193,6 +196,7 @@ REQUEST(__field(0, 4, phys_processor_idx)
__count(0x28, 8, instructions_completed)
)
#include I(REQUEST_END)
+#endif

/* Processor_core_power_mode (0x95) skipped, no counters */
/* Affinity_domain_information_by_virtual_processor (0xA0) skipped,
diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c
index 160b86d9d819..126409bb5626 100644
--- a/arch/powerpc/perf/hv-gpci.c
+++ b/arch/powerpc/perf/hv-gpci.c
@@ -74,7 +74,7 @@ static struct attribute_group format_group = {

static struct attribute_group event_group = {
.name = "events",
- .attrs = hv_gpci_event_attrs,
+ /* .attrs is set in init */
};

#define HV_CAPS_ATTR(_name, _format) \
@@ -292,6 +292,7 @@ static int hv_gpci_init(void)
int r;
unsigned long hret;
struct hv_perf_caps caps;
+ struct hv_gpci_request_buffer *arg;

hv_gpci_assert_offsets_correct();

@@ -310,6 +311,36 @@ static int hv_gpci_init(void)
/* sampling not supported */
h_gpci_pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT;

+ arg = (void *)get_cpu_var(hv_gpci_reqb);
+ memset(arg, 0, HGPCI_REQ_BUFFER_SIZE);
+
+ /*
+ * hcall H_GET_PERF_COUNTER_INFO populates the output
+ * counter_info_version value based on the system hypervisor.
+ * Pass the counter request 0x10 corresponds to request type
+ * 'Dispatch_timebase_by_processor', to get the supported
+ * counter_info_version.
+ */
+ arg->params.counter_request = cpu_to_be32(0x10);
+
+ r = plpar_hcall_norets(H_GET_PERF_COUNTER_INFO,
+ virt_to_phys(arg), HGPCI_REQ_BUFFER_SIZE);
+ if (r) {
+ pr_devel("hcall failed, can't get supported counter_info_version: 0x%x\n", r);
+ arg->params.counter_info_version_out = 0x8;
+ }
+
+ /*
+ * Use counter_info_version_out value to assign
+ * required hv-gpci event list.
+ */
+ if (arg->params.counter_info_version_out >= 0x8)
+ event_group.attrs = hv_gpci_event_attrs;
+ else
+ event_group.attrs = hv_gpci_event_attrs_v6;
+
+ put_cpu_var(hv_gpci_reqb);
+
r = perf_pmu_register(&h_gpci_pmu, h_gpci_pmu.name, -1);
if (r)
return r;
diff --git a/arch/powerpc/perf/hv-gpci.h b/arch/powerpc/perf/hv-gpci.h
index 86ede8275961..83300e73c398 100644
--- a/arch/powerpc/perf/hv-gpci.h
+++ b/arch/powerpc/perf/hv-gpci.h
@@ -52,6 +52,7 @@ enum {
#define REQUEST_FILE "../hv-gpci-requests.h"
#define NAME_LOWER hv_gpci
#define NAME_UPPER HV_GPCI
+#define ENABLE_EVENTS_COUNTERINFO_V6
#include "req-gen/perf.h"
#undef REQUEST_FILE
#undef NAME_LOWER
diff --git a/arch/powerpc/perf/req-gen/perf.h b/arch/powerpc/perf/req-gen/perf.h
index 1b122469323d..9628b57a8635 100644
--- a/arch/powerpc/perf/req-gen/perf.h
+++ b/arch/powerpc/perf/req-gen/perf.h
@@ -137,6 +137,26 @@ PMU_EVENT_ATTR_STRING( \
#define REQUEST_(r_name, r_value, r_idx_1, r_fields) \
r_fields

+/* Generate event list for platforms with counter_info_version 0x6 or below */
+static __maybe_unused struct attribute *hv_gpci_event_attrs_v6[] = {
+#include REQUEST_FILE
+ NULL
+};
+
+/*
+ * Based on getPerfCountInfo v1.018 documentation, some of the hv-gpci
+ * events were deprecated for platform firmware that supports
+ * counter_info_version 0x8 or above.
+ * Those deprecated events are still part of platform firmware that
+ * support counter_info_version 0x6 and below. As per the getPerfCountInfo
+ * v1.018 documentation there is no counter_info_version 0x7.
+ * Undefining macro ENABLE_EVENTS_COUNTERINFO_V6, to disable the addition of
+ * deprecated events in "hv_gpci_event_attrs" attribute group, for platforms
+ * that supports counter_info_version 0x8 or above.
+ */
+#undef ENABLE_EVENTS_COUNTERINFO_V6
+
+/* Generate event list for platforms with counter_info_version 0x8 or above*/
static __maybe_unused struct attribute *hv_gpci_event_attrs[] = {
#include REQUEST_FILE
NULL
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
index 7bb42a0100de..caaaaf2bea52 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
@@ -531,6 +531,7 @@ static int mpc52xx_lpbfifo_probe(struct platform_device *op)
err_bcom_rx_irq:
bcom_gen_bd_rx_release(lpbfifo.bcom_rx_task);
err_bcom_rx:
+ free_irq(lpbfifo.irq, &lpbfifo);
err_irq:
iounmap(lpbfifo.regs);
lpbfifo.regs = NULL;
diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c
index d7c9b186954d..3e5e51de9a0d 100644
--- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c
+++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c
@@ -111,7 +111,7 @@ static int __init of_fsl_spi_probe(char *type, char *compatible, u32 sysclk,

goto next;
unreg:
- platform_device_del(pdev);
+ platform_device_put(pdev);
err:
pr_err("%s: registration failed\n", np->full_name);
next:
diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c
index 52bb7413f352..953ed5b5a218 100644
--- a/arch/x86/kernel/uprobes.c
+++ b/arch/x86/kernel/uprobes.c
@@ -718,8 +718,9 @@ static int branch_setup_xol_ops(struct arch_uprobe *auprobe, struct insn *insn)
switch (opc1) {
case 0xeb: /* jmp 8 */
case 0xe9: /* jmp 32 */
- case 0x90: /* prefix* + nop; same as jmp with .offs = 0 */
break;
+ case 0x90: /* prefix* + nop; same as jmp with .offs = 0 */
+ goto setup;

case 0xe8: /* call relative */
branch_clear_offset(auprobe, insn);
@@ -748,6 +749,7 @@ static int branch_setup_xol_ops(struct arch_uprobe *auprobe, struct insn *insn)
return -ENOTSUPP;
}

+setup:
auprobe->branch.opc1 = opc1;
auprobe->branch.ilen = insn->length;
auprobe->branch.offs = insn->immediate.value;
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index 44bf8a22c97b..4e540958ea36 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -80,6 +80,7 @@ void xen_init_lock_cpu(int cpu)
cpu, per_cpu(lock_kicker_irq, cpu));

name = kasprintf(GFP_KERNEL, "spinlock%d", cpu);
+ per_cpu(irq_name, cpu) = name;
irq = bind_ipi_to_irqhandler(XEN_SPIN_UNLOCK_VECTOR,
cpu,
dummy_handler,
@@ -90,7 +91,6 @@ void xen_init_lock_cpu(int cpu)
if (irq >= 0) {
disable_irq(irq); /* make sure it's never delivered */
per_cpu(lock_kicker_irq, cpu) = irq;
- per_cpu(irq_name, cpu) = name;
}

printk("cpu %d spinlock event irq %d\n", cpu, irq);
@@ -103,6 +103,8 @@ void xen_uninit_lock_cpu(int cpu)
if (!xen_pvspin)
return;

+ kfree(per_cpu(irq_name, cpu));
+ per_cpu(irq_name, cpu) = NULL;
/*
* When booting the kernel with 'mitigations=auto,nosmt', the secondary
* CPUs are not activated, and lock_kicker_irq is not initialized.
@@ -113,8 +115,6 @@ void xen_uninit_lock_cpu(int cpu)

unbind_from_irqhandler(irq, NULL);
per_cpu(lock_kicker_irq, cpu) = -1;
- kfree(per_cpu(irq_name, cpu));
- per_cpu(irq_name, cpu) = NULL;
}

diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index 5b64d9d7d147..fc9362e0a118 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -380,7 +380,7 @@ static int blk_mq_register_hctx(struct blk_mq_hw_ctx *hctx)
{
struct request_queue *q = hctx->queue;
struct blk_mq_ctx *ctx;
- int i, ret;
+ int i, j, ret;

if (!hctx->nr_ctx)
return 0;
@@ -392,9 +392,16 @@ static int blk_mq_register_hctx(struct blk_mq_hw_ctx *hctx)
hctx_for_each_ctx(hctx, ctx, i) {
ret = kobject_add(&ctx->kobj, &hctx->kobj, "cpu%u", ctx->cpu);
if (ret)
- break;
+ goto out;
}

+ return 0;
+out:
+ hctx_for_each_ctx(hctx, ctx, j) {
+ if (j < i)
+ kobject_del(&ctx->kobj);
+ }
+ kobject_del(&hctx->kobj);
return ret;
}

diff --git a/block/partition-generic.c b/block/partition-generic.c
index 298c05f8b5e3..434c122cb958 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -254,6 +254,7 @@ void delete_partition(struct gendisk *disk, int partno)
{
struct disk_part_tbl *ptbl = disk->part_tbl;
struct hd_struct *part;
+ struct block_device *bdev;

if (partno >= ptbl->len)
return;
@@ -267,6 +268,11 @@ void delete_partition(struct gendisk *disk, int partno)
kobject_put(part->holder_dir);
device_del(part_to_dev(part));

+ bdev = bdget(part_devt(part));
+ if (bdev) {
+ remove_inode_hash(bdev->bd_inode);
+ bdput(bdev);
+ }
hd_struct_kill(part);
}

diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index 2b3210f42a46..b77d6b86e3f9 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -547,7 +547,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
if (!info) {
status = AE_NO_MEMORY;
- goto cleanup;
+ goto pop_walk_state;
}

info->parameters = &this_walk_state->operands[0];
@@ -559,7 +559,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,

ACPI_FREE(info);
if (ACPI_FAILURE(status)) {
- goto cleanup;
+ goto pop_walk_state;
}

/*
@@ -591,6 +591,12 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,

return_ACPI_STATUS(status);

+pop_walk_state:
+
+ /* On error, pop the walk state to be deleted from thread */
+
+ acpi_ds_pop_walk_state(thread);
+
cleanup:

/* On error, we must terminate the method properly */
diff --git a/drivers/acpi/acpica/utcopy.c b/drivers/acpi/acpica/utcopy.c
index 82f971402d85..646e296e4c13 100644
--- a/drivers/acpi/acpica/utcopy.c
+++ b/drivers/acpi/acpica/utcopy.c
@@ -950,13 +950,6 @@ acpi_ut_copy_ipackage_to_ipackage(union acpi_operand_object *source_obj,
status = acpi_ut_walk_package_tree(source_obj, dest_obj,
acpi_ut_copy_ielement_to_ielement,
walk_state);
- if (ACPI_FAILURE(status)) {
-
- /* On failure, delete the destination package object */
-
- acpi_ut_remove_reference(dest_obj);
- }
-
return_ACPI_STATUS(status);
}

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 2069080191ee..532e492f92e0 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -440,13 +440,13 @@ static inline void btusb_free_frags(struct btusb_data *data)

spin_lock_irqsave(&data->rxlock, flags);

- kfree_skb(data->evt_skb);
+ dev_kfree_skb_irq(data->evt_skb);
data->evt_skb = NULL;

- kfree_skb(data->acl_skb);
+ dev_kfree_skb_irq(data->acl_skb);
data->acl_skb = NULL;

- kfree_skb(data->sco_skb);
+ dev_kfree_skb_irq(data->sco_skb);
data->sco_skb = NULL;

spin_unlock_irqrestore(&data->rxlock, flags);
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c
index 26f9982bab26..2056d5c01afa 100644
--- a/drivers/bluetooth/hci_bcsp.c
+++ b/drivers/bluetooth/hci_bcsp.c
@@ -392,7 +392,7 @@ static void bcsp_pkt_cull(struct bcsp_struct *bcsp)
i++;

__skb_unlink(skb, &bcsp->unack);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
}

if (skb_queue_empty(&bcsp->unack))
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 0879d64b1caf..a947e3c0af18 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -266,7 +266,7 @@ static void h5_pkt_cull(struct h5 *h5)
break;

__skb_unlink(skb, &h5->unack);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
}

if (skb_queue_empty(&h5->unack))
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 0986c324459f..af407cd8425f 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -718,7 +718,7 @@ static int qca_enqueue(struct hci_uart *hu, struct sk_buff *skb)
default:
BT_ERR("Illegal tx state: %d (losing packet)",
qca->tx_ibs_state);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
break;
}

diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
index 9959c762da2f..db3dd467194c 100644
--- a/drivers/char/hw_random/amd-rng.c
+++ b/drivers/char/hw_random/amd-rng.c
@@ -143,15 +143,19 @@ static int __init mod_init(void)
found:
err = pci_read_config_dword(pdev, 0x58, &pmbase);
if (err)
- return err;
+ goto put_dev;

pmbase &= 0x0000FF00;
- if (pmbase == 0)
- return -EIO;
+ if (pmbase == 0) {
+ err = -EIO;
+ goto put_dev;
+ }

priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
+ if (!priv) {
+ err = -ENOMEM;
+ goto put_dev;
+ }

if (!request_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE, DRV_NAME)) {
dev_err(&pdev->dev, DRV_NAME " region 0x%x already in use!\n",
@@ -185,6 +189,8 @@ static int __init mod_init(void)
release_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE);
out:
kfree(priv);
+put_dev:
+ pci_dev_put(pdev);
return err;
}

@@ -200,6 +206,8 @@ static void __exit mod_exit(void)

release_region(priv->pmbase + PMBASE_OFFSET, PMBASE_SIZE);

+ pci_dev_put(priv->pcidev);
+
kfree(priv);
}

diff --git a/drivers/char/hw_random/geode-rng.c b/drivers/char/hw_random/geode-rng.c
index e1d421a36a13..207272979f23 100644
--- a/drivers/char/hw_random/geode-rng.c
+++ b/drivers/char/hw_random/geode-rng.c
@@ -51,6 +51,10 @@ static const struct pci_device_id pci_tbl[] = {
};
MODULE_DEVICE_TABLE(pci, pci_tbl);

+struct amd_geode_priv {
+ struct pci_dev *pcidev;
+ void __iomem *membase;
+};

static int geode_rng_data_read(struct hwrng *rng, u32 *data)
{
@@ -90,6 +94,7 @@ static int __init mod_init(void)
const struct pci_device_id *ent;
void __iomem *mem;
unsigned long rng_base;
+ struct amd_geode_priv *priv;

for_each_pci_dev(pdev) {
ent = pci_match_id(pci_tbl, pdev);
@@ -97,17 +102,26 @@ static int __init mod_init(void)
goto found;
}
/* Device not found. */
- goto out;
+ return err;

found:
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ err = -ENOMEM;
+ goto put_dev;
+ }
+
rng_base = pci_resource_start(pdev, 0);
if (rng_base == 0)
- goto out;
+ goto free_priv;
err = -ENOMEM;
mem = ioremap(rng_base, 0x58);
if (!mem)
- goto out;
- geode_rng.priv = (unsigned long)mem;
+ goto free_priv;
+
+ geode_rng.priv = (unsigned long)priv;
+ priv->membase = mem;
+ priv->pcidev = pdev;

pr_info("AMD Geode RNG detected\n");
err = hwrng_register(&geode_rng);
@@ -116,20 +130,26 @@ static int __init mod_init(void)
err);
goto err_unmap;
}
-out:
return err;

err_unmap:
iounmap(mem);
- goto out;
+free_priv:
+ kfree(priv);
+put_dev:
+ pci_dev_put(pdev);
+ return err;
}

static void __exit mod_exit(void)
{
- void __iomem *mem = (void __iomem *)geode_rng.priv;
+ struct amd_geode_priv *priv;

+ priv = (struct amd_geode_priv *)geode_rng.priv;
hwrng_unregister(&geode_rng);
- iounmap(mem);
+ iounmap(priv->membase);
+ pci_dev_put(priv->pcidev);
+ kfree(priv);
}

module_init(mod_init);
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 74044b52d2c6..97d3c9d4ebc7 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -2930,12 +2930,16 @@ static void deliver_smi_err_response(ipmi_smi_t intf,
struct ipmi_smi_msg *msg,
unsigned char err)
{
+ int rv;
msg->rsp[0] = msg->data[0] | 4;
msg->rsp[1] = msg->data[1];
msg->rsp[2] = err;
msg->rsp_size = 3;
- /* It's an error, so it will never requeue, no need to check return. */
- handle_one_recv_msg(intf, msg);
+
+ /* This will never requeue, but it may ask us to free the message. */
+ rv = handle_one_recv_msg(intf, msg);
+ if (rv == 0)
+ ipmi_free_smi_msg(msg);
}

static void cleanup_smi_msgs(ipmi_smi_t intf)
diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c
index 9c1373e81683..347d659c8f34 100644
--- a/drivers/clk/rockchip/clk-pll.c
+++ b/drivers/clk/rockchip/clk-pll.c
@@ -957,6 +957,7 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
return mux_clk;

err_pll:
+ kfree(pll->rate_table);
clk_unregister(mux_clk);
mux_clk = pll_clk;
err_mux:
diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c
index 14819d919df1..715c5d3a5cde 100644
--- a/drivers/clk/st/clkgen-fsyn.c
+++ b/drivers/clk/st/clkgen-fsyn.c
@@ -948,9 +948,10 @@ static void __init st_of_quadfs_setup(struct device_node *np,

clk = st_clk_register_quadfs_pll(pll_name, clk_parent_name, data,
reg, lock);
- if (IS_ERR(clk))
+ if (IS_ERR(clk)) {
+ kfree(lock);
goto err_exit;
- else
+ } else
pr_debug("%s: parent %s rate %u\n",
__clk_get_name(clk),
__clk_get_name(clk_get_parent(clk)),
diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c
index ea11a33e7fff..1a79ac569770 100644
--- a/drivers/cpuidle/dt_idle_states.c
+++ b/drivers/cpuidle/dt_idle_states.c
@@ -218,6 +218,6 @@ int dt_init_idle_driver(struct cpuidle_driver *drv,
* also be 0 on platforms with missing DT idle states or legacy DT
* configuration predating the DT idle states bindings.
*/
- return i;
+ return state_idx - start_idx;
}
EXPORT_SYMBOL_GPL(dt_init_idle_driver);
diff --git a/drivers/crypto/img-hash.c b/drivers/crypto/img-hash.c
index a2e77b87485b..157c8f5c879c 100644
--- a/drivers/crypto/img-hash.c
+++ b/drivers/crypto/img-hash.c
@@ -359,12 +359,16 @@ static int img_hash_dma_init(struct img_hash_dev *hdev)
static void img_hash_dma_task(unsigned long d)
{
struct img_hash_dev *hdev = (struct img_hash_dev *)d;
- struct img_hash_request_ctx *ctx = ahash_request_ctx(hdev->req);
+ struct img_hash_request_ctx *ctx;
u8 *addr;
size_t nbytes, bleft, wsend, len, tbc;
struct scatterlist tsg;

- if (!hdev->req || !ctx->sg)
+ if (!hdev->req)
+ return;
+
+ ctx = ahash_request_ctx(hdev->req);
+ if (!ctx->sg)
return;

addr = sg_virt(ctx->sg);
diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c
index b365ad78ac27..e06774968fbb 100644
--- a/drivers/crypto/n2_core.c
+++ b/drivers/crypto/n2_core.c
@@ -1271,6 +1271,7 @@ struct n2_hash_tmpl {
const u32 *hash_init;
u8 hw_op_hashsz;
u8 digest_size;
+ u8 statesize;
u8 block_size;
u8 auth_type;
u8 hmac_type;
@@ -1302,6 +1303,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_HMAC_MD5,
.hw_op_hashsz = MD5_DIGEST_SIZE,
.digest_size = MD5_DIGEST_SIZE,
+ .statesize = sizeof(struct md5_state),
.block_size = MD5_HMAC_BLOCK_SIZE },
{ .name = "sha1",
.hash_zero = sha1_zero_message_hash,
@@ -1310,6 +1312,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_HMAC_SHA1,
.hw_op_hashsz = SHA1_DIGEST_SIZE,
.digest_size = SHA1_DIGEST_SIZE,
+ .statesize = sizeof(struct sha1_state),
.block_size = SHA1_BLOCK_SIZE },
{ .name = "sha256",
.hash_zero = sha256_zero_message_hash,
@@ -1318,6 +1321,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_HMAC_SHA256,
.hw_op_hashsz = SHA256_DIGEST_SIZE,
.digest_size = SHA256_DIGEST_SIZE,
+ .statesize = sizeof(struct sha256_state),
.block_size = SHA256_BLOCK_SIZE },
{ .name = "sha224",
.hash_zero = sha224_zero_message_hash,
@@ -1326,6 +1330,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_RESERVED,
.hw_op_hashsz = SHA256_DIGEST_SIZE,
.digest_size = SHA224_DIGEST_SIZE,
+ .statesize = sizeof(struct sha256_state),
.block_size = SHA224_BLOCK_SIZE },
};
#define NUM_HASH_TMPLS ARRAY_SIZE(hash_tmpls)
@@ -1465,6 +1470,7 @@ static int __n2_register_one_ahash(const struct n2_hash_tmpl *tmpl)

halg = &ahash->halg;
halg->digestsize = tmpl->digest_size;
+ halg->statesize = tmpl->statesize;

base = &halg->base;
snprintf(base->cra_name, CRYPTO_MAX_ALG_NAME, "%s", tmpl->name);
diff --git a/drivers/dio/dio.c b/drivers/dio/dio.c
index 55dd88d82d6d..e85895fc258d 100644
--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -109,6 +109,12 @@ static char dio_no_name[] = { 0 };

#endif /* CONFIG_DIO_CONSTANTS */

+static void dio_dev_release(struct device *dev)
+{
+ struct dio_dev *ddev = container_of(dev, typeof(struct dio_dev), dev);
+ kfree(ddev);
+}
+
int __init dio_find(int deviceid)
{
/* Called to find a DIO device before the full bus scan has run.
@@ -234,6 +240,7 @@ static int __init dio_init(void)
dev->bus = &dio_bus;
dev->dev.parent = &dio_bus.dev;
dev->dev.bus = &dio_bus_type;
+ dev->dev.release = dio_dev_release;
dev->scode = scode;
dev->resource.start = pa;
dev->resource.end = pa + DIO_SIZE(scode, va);
@@ -261,6 +268,7 @@ static int __init dio_init(void)
if (error) {
pr_err("DIO: Error registering device %s\n",
dev->name);
+ put_device(&dev->dev);
continue;
}
error = dio_create_sysfs_dev_files(dev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
index 2b6afe123f3d..d6ecce5fe1a6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
@@ -253,6 +253,7 @@ static bool amdgpu_atrm_get_bios(struct amdgpu_device *adev)

if (!found)
return false;
+ pci_dev_put(pdev);

adev->bios = kmalloc(size, GFP_KERNEL);
if (!adev->bios) {
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index 0e934a9ac63c..86529c0b1ed4 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -363,6 +363,9 @@ void drm_connector_cleanup(struct drm_connector *connector)
mutex_destroy(&connector->mutex);

memset(connector, 0, sizeof(*connector));
+
+ if (dev->registered)
+ drm_sysfs_hotplug_event(dev);
}
EXPORT_SYMBOL(drm_connector_cleanup);

diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
index e1dd75b18118..5993d6ac85e6 100644
--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
@@ -90,8 +90,9 @@ static int fsl_dcu_drm_connector_get_modes(struct drm_connector *connector)
return num_modes;
}

-static int fsl_dcu_drm_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+fsl_dcu_drm_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
if (mode->hdisplay & 0xf)
return MODE_ERROR;
diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index 21b6732425c5..82ea78fce748 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -215,6 +215,7 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev)

if (!found)
return false;
+ pci_dev_put(pdev);

rdev->bios = kmalloc(size, GFP_KERNEL);
if (!rdev->bios) {
diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
index e8c1ed08a9f7..10e33a89b74c 100644
--- a/drivers/gpu/drm/sti/sti_dvo.c
+++ b/drivers/gpu/drm/sti/sti_dvo.c
@@ -296,7 +296,7 @@ static void sti_dvo_set_mode(struct drm_bridge *bridge,

DRM_DEBUG_DRIVER("\n");

- memcpy(&dvo->mode, mode, sizeof(struct drm_display_mode));
+ drm_mode_copy(&dvo->mode, mode);

/* According to the path used (main or aux), the dvo clocks should
* have a different parent clock. */
@@ -354,8 +354,9 @@ static int sti_dvo_connector_get_modes(struct drm_connector *connector)

#define CLK_TOLERANCE_HZ 50

-static int sti_dvo_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+sti_dvo_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
int target = mode->clock * 1000;
int target_min = target - CLK_TOLERANCE_HZ;
diff --git a/drivers/gpu/drm/sti/sti_hda.c b/drivers/gpu/drm/sti/sti_hda.c
index 08808e3701de..1c36758660f5 100644
--- a/drivers/gpu/drm/sti/sti_hda.c
+++ b/drivers/gpu/drm/sti/sti_hda.c
@@ -528,7 +528,7 @@ static void sti_hda_set_mode(struct drm_bridge *bridge,

DRM_DEBUG_DRIVER("\n");

- memcpy(&hda->mode, mode, sizeof(struct drm_display_mode));
+ drm_mode_copy(&hda->mode, mode);

if (!hda_get_mode_idx(hda->mode, &mode_idx)) {
DRM_ERROR("Undefined mode\n");
@@ -606,8 +606,9 @@ static int sti_hda_connector_get_modes(struct drm_connector *connector)

#define CLK_TOLERANCE_HZ 50

-static int sti_hda_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+sti_hda_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
int target = mode->clock * 1000;
int target_min = target - CLK_TOLERANCE_HZ;
diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
index a5412a6fbeca..28186bcc8139 100644
--- a/drivers/gpu/drm/sti/sti_hdmi.c
+++ b/drivers/gpu/drm/sti/sti_hdmi.c
@@ -848,7 +848,7 @@ static void sti_hdmi_set_mode(struct drm_bridge *bridge,
DRM_DEBUG_DRIVER("\n");

/* Copy the drm display mode in the connector local structure */
- memcpy(&hdmi->mode, mode, sizeof(struct drm_display_mode));
+ drm_mode_copy(&hdmi->mode, mode);

/* Update clock framerate according to the selected mode */
ret = clk_set_rate(hdmi->clk_pix, mode->clock * 1000);
@@ -906,8 +906,9 @@ static int sti_hdmi_connector_get_modes(struct drm_connector *connector)

#define CLK_TOLERANCE_HZ 50

-static int sti_hdmi_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+sti_hdmi_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
int target = mode->clock * 1000;
int target_min = target - CLK_TOLERANCE_HZ;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 39ac7566b705..e6403311ff93 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -301,7 +301,8 @@ void vmw_kms_cursor_snoop(struct vmw_surface *srf,
if (cmd->dma.guest.ptr.offset % PAGE_SIZE ||
box->x != 0 || box->y != 0 || box->z != 0 ||
box->srcx != 0 || box->srcy != 0 || box->srcz != 0 ||
- box->d != 1 || box_count != 1) {
+ box->d != 1 || box_count != 1 ||
+ box->w > 64 || box->h > 64) {
/* TODO handle none page aligned offsets */
/* TODO handle more dst & src != 0 */
/* TODO handle more then one copy */
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 1f641870d860..4d69551dbc52 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -816,7 +816,10 @@
#define USB_DEVICE_ID_ORTEK_WKB2000 0x2000

#define USB_VENDOR_ID_PLANTRONICS 0x047f
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3210_SERIES 0xc055
#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES 0xc056
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3215_SERIES 0xc057
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3225_SERIES 0xc058

#define USB_VENDOR_ID_PANASONIC 0x04da
#define USB_DEVICE_ID_PANABOARD_UBT780 0x1044
diff --git a/drivers/hid/hid-plantronics.c b/drivers/hid/hid-plantronics.c
index 460711c1124a..3b75cadd543f 100644
--- a/drivers/hid/hid-plantronics.c
+++ b/drivers/hid/hid-plantronics.c
@@ -201,9 +201,18 @@ static int plantronics_probe(struct hid_device *hdev,
}

static const struct hid_device_id plantronics_devices[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3210_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES),
.driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3215_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3225_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
{ }
};
diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c
index 3a84aaf1418b..683bfcb41926 100644
--- a/drivers/hid/hid-sensor-custom.c
+++ b/drivers/hid/hid-sensor-custom.c
@@ -67,7 +67,7 @@ struct hid_sensor_sample {
u32 raw_len;
} __packed;

-static struct attribute hid_custom_attrs[] = {
+static struct attribute hid_custom_attrs[HID_CUSTOM_TOTAL_ATTRS] = {
{.name = "name", .mode = S_IRUGO},
{.name = "units", .mode = S_IRUGO},
{.name = "unit-expo", .mode = S_IRUGO},
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index b74fcda49a22..9b7195283268 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -69,6 +69,9 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
{
struct wacom *wacom = hid_get_drvdata(hdev);

+ if (wacom->wacom_wac.features.type == BOOTLOADER)
+ return 0;
+
if (size > WACOM_PKGLEN_MAX)
return 1;

@@ -2409,6 +2412,11 @@ static int wacom_probe(struct hid_device *hdev,
goto fail;
}

+ if (features->type == BOOTLOADER) {
+ hid_warn(hdev, "Using device in hidraw-only mode");
+ return hid_hw_start(hdev, HID_CONNECT_HIDRAW);
+ }
+
error = wacom_parse_and_register(wacom, false);
if (error)
goto fail;
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index bfce62dbe0ac..2d9800edda92 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -3550,6 +3550,9 @@ static const struct wacom_features wacom_features_0x343 =
static const struct wacom_features wacom_features_HID_ANY_ID =
{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };

+static const struct wacom_features wacom_features_0x94 =
+ { "Wacom Bootloader", .type = BOOTLOADER };
+
#define USB_DEVICE_WACOM(prod) \
HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
.driver_data = (kernel_ulong_t)&wacom_features_##prod
@@ -3623,6 +3626,7 @@ const struct hid_device_id wacom_ids[] = {
{ USB_DEVICE_WACOM(0x84) },
{ USB_DEVICE_WACOM(0x90) },
{ USB_DEVICE_WACOM(0x93) },
+ { USB_DEVICE_WACOM(0x94) },
{ USB_DEVICE_WACOM(0x97) },
{ USB_DEVICE_WACOM(0x9A) },
{ USB_DEVICE_WACOM(0x9F) },
diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h
index 324c40b0c119..ccdfe3c40708 100644
--- a/drivers/hid/wacom_wac.h
+++ b/drivers/hid/wacom_wac.h
@@ -154,6 +154,7 @@ enum {
MTTPC,
MTTPC_B,
HID_GENERIC,
+ BOOTLOADER,
MAX_TYPE
};

diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index 56de30c25063..c885c3bc2e85 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -540,8 +540,10 @@ static int ssi_probe(struct platform_device *pd)
platform_set_drvdata(pd, ssi);

err = ssi_add_controller(ssi, pd);
- if (err < 0)
+ if (err < 0) {
+ hsi_put_controller(ssi);
goto out1;
+ }

pm_runtime_enable(&pd->dev);

@@ -574,9 +576,9 @@ static int ssi_probe(struct platform_device *pd)
device_for_each_child(&pd->dev, NULL, ssi_remove_ports);
out2:
ssi_remove_controller(ssi);
+ pm_runtime_disable(&pd->dev);
out1:
platform_set_drvdata(pd, NULL);
- pm_runtime_disable(&pd->dev);

return err;
}
@@ -667,7 +669,13 @@ static int __init ssi_init(void) {
if (ret)
return ret;

- return platform_driver_register(&ssi_port_pdriver);
+ ret = platform_driver_register(&ssi_port_pdriver);
+ if (ret) {
+ platform_driver_unregister(&ssi_pdriver);
+ return ret;
+ }
+
+ return 0;
}
module_init(ssi_init);

diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
index b51adffa4841..e689c7acea62 100644
--- a/drivers/i2c/busses/i2c-ismt.c
+++ b/drivers/i2c/busses/i2c-ismt.c
@@ -495,6 +495,9 @@ static int ismt_access(struct i2c_adapter *adap, u16 addr,
if (read_write == I2C_SMBUS_WRITE) {
/* Block Write */
dev_dbg(dev, "I2C_SMBUS_BLOCK_DATA: WRITE\n");
+ if (data->block[0] < 1 || data->block[0] > I2C_SMBUS_BLOCK_MAX)
+ return -EINVAL;
+
dma_size = data->block[0] + 1;
dma_direction = DMA_TO_DEVICE;
desc->wr_len_cmd = dma_size;
diff --git a/drivers/i2c/busses/i2c-pxa-pci.c b/drivers/i2c/busses/i2c-pxa-pci.c
index 417464e9ea2a..3113b06b4fc1 100644
--- a/drivers/i2c/busses/i2c-pxa-pci.c
+++ b/drivers/i2c/busses/i2c-pxa-pci.c
@@ -101,7 +101,7 @@ static int ce4100_i2c_probe(struct pci_dev *dev,
int i;
struct ce4100_devices *sds;

- ret = pci_enable_device_mem(dev);
+ ret = pcim_enable_device(dev);
if (ret)
return ret;

@@ -110,10 +110,8 @@ static int ce4100_i2c_probe(struct pci_dev *dev,
return -EINVAL;
}
sds = kzalloc(sizeof(*sds), GFP_KERNEL);
- if (!sds) {
- ret = -ENOMEM;
- goto err_mem;
- }
+ if (!sds)
+ return -ENOMEM;

for (i = 0; i < ARRAY_SIZE(sds->pdev); i++) {
sds->pdev[i] = add_i2c_device(dev, i);
@@ -129,8 +127,6 @@ static int ce4100_i2c_probe(struct pci_dev *dev,

err_dev_add:
kfree(sds);
-err_mem:
- pci_disable_device(dev);
return ret;
}

diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index 30f200ad6b97..0832402c964f 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -282,10 +282,10 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
unsigned int sample, raw_sample;
int ret = 0;

- if (iio_buffer_enabled(indio_dev))
- return -EBUSY;
+ ret = iio_device_claim_direct_mode(indio_dev);
+ if (ret)
+ return ret;

- mutex_lock(&indio_dev->mlock);
ad_sigma_delta_set_channel(sigma_delta, chan->address);

spi_bus_lock(sigma_delta->spi->master);
@@ -319,7 +319,7 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_IDLE);
sigma_delta->bus_locked = false;
spi_bus_unlock(sigma_delta->spi->master);
- mutex_unlock(&indio_dev->mlock);
+ iio_device_release_direct_mode(indio_dev);

if (ret)
return ret;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
index cdc7df4fdb8a..20a6d1071014 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
@@ -42,6 +42,11 @@ static const struct nla_policy ipoib_policy[IFLA_IPOIB_MAX + 1] = {
[IFLA_IPOIB_UMCAST] = { .type = NLA_U16 },
};

+static unsigned int ipoib_get_max_num_queues(void)
+{
+ return min_t(unsigned int, num_possible_cpus(), 128);
+}
+
static int ipoib_fill_info(struct sk_buff *skb, const struct net_device *dev)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
@@ -167,6 +172,8 @@ static struct rtnl_link_ops ipoib_link_ops __read_mostly = {
.dellink = ipoib_unregister_child_dev,
.get_size = ipoib_get_size,
.fill_info = ipoib_fill_info,
+ .get_num_rx_queues = ipoib_get_max_num_queues,
+ .get_num_tx_queues = ipoib_get_max_num_queues,
};

int __init ipoib_netlink_init(void)
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index 3e6003d32e56..184310a2ba69 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -1088,14 +1088,12 @@ static int elants_i2c_power_on(struct elants_data *ts)
if (IS_ERR_OR_NULL(ts->reset_gpio))
return 0;

- gpiod_set_value_cansleep(ts->reset_gpio, 1);
-
error = regulator_enable(ts->vcc33);
if (error) {
dev_err(&ts->client->dev,
"failed to enable vcc33 regulator: %d\n",
error);
- goto release_reset_gpio;
+ return error;
}

error = regulator_enable(ts->vccio);
@@ -1104,7 +1102,7 @@ static int elants_i2c_power_on(struct elants_data *ts)
"failed to enable vccio regulator: %d\n",
error);
regulator_disable(ts->vcc33);
- goto release_reset_gpio;
+ return error;
}

/*
@@ -1113,7 +1111,6 @@ static int elants_i2c_power_on(struct elants_data *ts)
*/
udelay(ELAN_POWERON_DELAY_USEC);

-release_reset_gpio:
gpiod_set_value_cansleep(ts->reset_gpio, 0);
if (error)
return error;
@@ -1182,7 +1179,7 @@ static int elants_i2c_probe(struct i2c_client *client,
return error;
}

- ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_LOW);
+ ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ts->reset_gpio)) {
error = PTR_ERR(ts->reset_gpio);

diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 03bf538eabda..9ebbd54f8f34 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -2684,6 +2684,13 @@ static int __init parse_ivrs_acpihid(char *str)
return 1;
}

+ /*
+ * Ignore leading zeroes after ':', so e.g., AMDI0095:00
+ * will match AMDI0095:0 in the second strcmp in acpi_dev_hid_uid_match
+ */
+ while (*uid == '0' && *(uid + 1))
+ uid++;
+
i = early_acpihid_map_size++;
memcpy(early_acpihid_map[i].hid, hid, strlen(hid));
memcpy(early_acpihid_map[i].uid, uid, strlen(uid));
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index a34355fca37a..4d6bdc465dde 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -1131,7 +1131,7 @@ static int fsl_pamu_probe(struct platform_device *pdev)
ret = create_csd(ppaact_phys, mem_size, csd_port_id);
if (ret) {
dev_err(dev, "could not create coherence subdomain\n");
- return ret;
+ goto error;
}
}

diff --git a/drivers/irqchip/irq-gic-pm.c b/drivers/irqchip/irq-gic-pm.c
index ecafd295c31c..21c5decfc55b 100644
--- a/drivers/irqchip/irq-gic-pm.c
+++ b/drivers/irqchip/irq-gic-pm.c
@@ -112,7 +112,7 @@ static int gic_probe(struct platform_device *pdev)

pm_runtime_enable(dev);

- ret = pm_runtime_get_sync(dev);
+ ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
goto rpm_disable;

diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 8feb8e9e29a6..decec530bdf4 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -3234,6 +3234,7 @@ static int
hfcm_l1callback(struct dchannel *dch, u_int cmd)
{
struct hfc_multi *hc = dch->hw;
+ struct sk_buff_head free_queue;
u_long flags;

switch (cmd) {
@@ -3262,6 +3263,7 @@ hfcm_l1callback(struct dchannel *dch, u_int cmd)
l1_event(dch->l1, HW_POWERUP_IND);
break;
case HW_DEACT_REQ:
+ __skb_queue_head_init(&free_queue);
/* start deactivation */
spin_lock_irqsave(&hc->lock, flags);
if (hc->ctype == HFC_TYPE_E1) {
@@ -3281,20 +3283,21 @@ hfcm_l1callback(struct dchannel *dch, u_int cmd)
plxsd_checksync(hc, 0);
}
}
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
if (test_and_clear_bit(FLG_BUSY_TIMER, &dch->Flags))
del_timer(&dch->timer);
spin_unlock_irqrestore(&hc->lock, flags);
+ __skb_queue_purge(&free_queue);
break;
case HW_POWERUP_REQ:
spin_lock_irqsave(&hc->lock, flags);
@@ -3401,6 +3404,9 @@ handle_dmsg(struct mISDNchannel *ch, struct sk_buff *skb)
case PH_DEACTIVATE_REQ:
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
if (dch->dev.D.protocol != ISDN_P_TE_S0) {
+ struct sk_buff_head free_queue;
+
+ __skb_queue_head_init(&free_queue);
spin_lock_irqsave(&hc->lock, flags);
if (debug & DEBUG_HFCMULTI_MSG)
printk(KERN_DEBUG
@@ -3422,14 +3428,14 @@ handle_dmsg(struct mISDNchannel *ch, struct sk_buff *skb)
/* deactivate */
dch->state = 1;
}
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
@@ -3441,6 +3447,7 @@ handle_dmsg(struct mISDNchannel *ch, struct sk_buff *skb)
#endif
ret = 0;
spin_unlock_irqrestore(&hc->lock, flags);
+ __skb_queue_purge(&free_queue);
} else
ret = l1_event(dch->l1, hh->prim);
break;
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index 89cf1d695a01..e33b58f560bf 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -1631,16 +1631,19 @@ hfcpci_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
spin_lock_irqsave(&hc->lock, flags);
if (hc->hw.protocol == ISDN_P_NT_S0) {
+ struct sk_buff_head free_queue;
+
+ __skb_queue_head_init(&free_queue);
/* prepare deactivation */
Write_hfc(hc, HFCPCI_STATES, 0x40);
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
@@ -1653,10 +1656,12 @@ hfcpci_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
hc->hw.mst_m &= ~HFCPCI_MASTER;
Write_hfc(hc, HFCPCI_MST_MODE, hc->hw.mst_m);
ret = 0;
+ spin_unlock_irqrestore(&hc->lock, flags);
+ __skb_queue_purge(&free_queue);
} else {
ret = l1_event(dch->l1, hh->prim);
+ spin_unlock_irqrestore(&hc->lock, flags);
}
- spin_unlock_irqrestore(&hc->lock, flags);
break;
}
if (!ret)
diff --git a/drivers/isdn/hardware/mISDN/hfcsusb.c b/drivers/isdn/hardware/mISDN/hfcsusb.c
index 726fba452f5f..4c49ef9fc391 100644
--- a/drivers/isdn/hardware/mISDN/hfcsusb.c
+++ b/drivers/isdn/hardware/mISDN/hfcsusb.c
@@ -337,20 +337,24 @@ hfcusb_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);

if (hw->protocol == ISDN_P_NT_S0) {
+ struct sk_buff_head free_queue;
+
+ __skb_queue_head_init(&free_queue);
hfcsusb_ph_command(hw, HFC_L1_DEACTIVATE_NT);
spin_lock_irqsave(&hw->lock, flags);
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
spin_unlock_irqrestore(&hw->lock, flags);
+ __skb_queue_purge(&free_queue);
#ifdef FIXME
if (test_and_clear_bit(FLG_L1_BUSY, &dch->Flags))
dchannel_sched_event(&hc->dch, D_CLEARBUSY);
@@ -1340,7 +1344,7 @@ tx_iso_complete(struct urb *urb)
printk("\n");
}

- dev_kfree_skb(tx_skb);
+ dev_consume_skb_irq(tx_skb);
tx_skb = NULL;
if (fifo->dch && get_next_dframe(fifo->dch))
tx_skb = fifo->dch->tx_skb;
diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
index 87de8d9bcfad..e620c50768cd 100644
--- a/drivers/macintosh/macio-adb.c
+++ b/drivers/macintosh/macio-adb.c
@@ -106,6 +106,10 @@ int macio_init(void)
return -ENXIO;
}
adb = ioremap(r.start, sizeof(struct adb_regs));
+ if (!adb) {
+ of_node_put(adbs);
+ return -ENOMEM;
+ }

out_8(&adb->ctrl.r, 0);
out_8(&adb->intr.r, 0);
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 3f041b187033..04da09af5531 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -425,7 +425,7 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
if (of_device_register(&dev->ofdev) != 0) {
printk(KERN_DEBUG"macio: device registration error for %s!\n",
dev_name(&dev->ofdev.dev));
- kfree(dev);
+ put_device(&dev->ofdev.dev);
return NULL;
}

diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c
index 96801137a144..80e70d9fd402 100644
--- a/drivers/mcb/mcb-core.c
+++ b/drivers/mcb/mcb-core.c
@@ -74,8 +74,10 @@ static int mcb_probe(struct device *dev)

get_device(dev);
ret = mdrv->probe(mdev, found_id);
- if (ret)
+ if (ret) {
module_put(carrier_mod);
+ put_device(dev);
+ }

return ret;
}
diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c
index 4ca2739b4fad..fdc35341ff6c 100644
--- a/drivers/mcb/mcb-parse.c
+++ b/drivers/mcb/mcb-parse.c
@@ -107,7 +107,7 @@ static int chameleon_parse_gdd(struct mcb_bus *bus,
return 0;

err:
- mcb_free_dev(mdev);
+ put_device(&mdev->dev);

return ret;
}
diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
index a9208ab12708..16925d16906b 100644
--- a/drivers/md/dm-cache-metadata.c
+++ b/drivers/md/dm-cache-metadata.c
@@ -522,11 +522,13 @@ static int __create_persistent_data_objects(struct dm_cache_metadata *cmd,
return r;
}

-static void __destroy_persistent_data_objects(struct dm_cache_metadata *cmd)
+static void __destroy_persistent_data_objects(struct dm_cache_metadata *cmd,
+ bool destroy_bm)
{
dm_sm_destroy(cmd->metadata_sm);
dm_tm_destroy(cmd->tm);
- dm_block_manager_destroy(cmd->bm);
+ if (destroy_bm)
+ dm_block_manager_destroy(cmd->bm);
}

typedef unsigned long (*flags_mutator)(unsigned long);
@@ -780,7 +782,7 @@ static struct dm_cache_metadata *lookup_or_open(struct block_device *bdev,
cmd2 = lookup(bdev);
if (cmd2) {
mutex_unlock(&table_lock);
- __destroy_persistent_data_objects(cmd);
+ __destroy_persistent_data_objects(cmd, true);
kfree(cmd);
return cmd2;
}
@@ -827,7 +829,7 @@ void dm_cache_metadata_close(struct dm_cache_metadata *cmd)
mutex_unlock(&table_lock);

if (!cmd->fail_io)
- __destroy_persistent_data_objects(cmd);
+ __destroy_persistent_data_objects(cmd, true);
kfree(cmd);
}
}
@@ -1551,14 +1553,53 @@ int dm_cache_metadata_needs_check(struct dm_cache_metadata *cmd, bool *result)

int dm_cache_metadata_abort(struct dm_cache_metadata *cmd)
{
- int r;
+ int r = -EINVAL;
+ struct dm_block_manager *old_bm = NULL, *new_bm = NULL;
+
+ /* fail_io is double-checked with cmd->root_lock held below */
+ if (unlikely(cmd->fail_io))
+ return r;
+
+ /*
+ * Replacement block manager (new_bm) is created and old_bm destroyed outside of
+ * cmd root_lock to avoid ABBA deadlock that would result (due to life-cycle of
+ * shrinker associated with the block manager's bufio client vs cmd root_lock).
+ * - must take shrinker_rwsem without holding cmd->root_lock
+ */
+ new_bm = dm_block_manager_create(cmd->bdev, DM_CACHE_METADATA_BLOCK_SIZE << SECTOR_SHIFT,
+ CACHE_METADATA_CACHE_SIZE,
+ CACHE_MAX_CONCURRENT_LOCKS);

WRITE_LOCK(cmd);
- __destroy_persistent_data_objects(cmd);
- r = __create_persistent_data_objects(cmd, false);
+ if (cmd->fail_io) {
+ WRITE_UNLOCK(cmd);
+ goto out;
+ }
+
+ __destroy_persistent_data_objects(cmd, false);
+ old_bm = cmd->bm;
+ if (IS_ERR(new_bm)) {
+ DMERR("could not create block manager during abort");
+ cmd->bm = NULL;
+ r = PTR_ERR(new_bm);
+ goto out_unlock;
+ }
+
+ cmd->bm = new_bm;
+ r = __open_or_format_metadata(cmd, false);
+ if (r) {
+ cmd->bm = NULL;
+ goto out_unlock;
+ }
+ new_bm = NULL;
+out_unlock:
if (r)
cmd->fail_io = true;
WRITE_UNLOCK(cmd);
+ dm_block_manager_destroy(old_bm);
+out:
+ if (new_bm && !IS_ERR(new_bm))
+ dm_block_manager_destroy(new_bm);

return r;
}
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index 1b7d77080d6b..5979fc3c01d7 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -1030,16 +1030,16 @@ static void abort_transaction(struct cache *cache)
if (get_cache_mode(cache) >= CM_READ_ONLY)
return;

- if (dm_cache_metadata_set_needs_check(cache->cmd)) {
- DMERR("%s: failed to set 'needs_check' flag in metadata", dev_name);
- set_cache_mode(cache, CM_FAIL);
- }
-
DMERR_LIMIT("%s: aborting current metadata transaction", dev_name);
if (dm_cache_metadata_abort(cache->cmd)) {
DMERR("%s: failed to abort metadata transaction", dev_name);
set_cache_mode(cache, CM_FAIL);
}
+
+ if (dm_cache_metadata_set_needs_check(cache->cmd)) {
+ DMERR("%s: failed to set 'needs_check' flag in metadata", dev_name);
+ set_cache_mode(cache, CM_FAIL);
+ }
}

static void metadata_operation_failed(struct cache *cache, const char *op, int r)
@@ -2321,6 +2321,7 @@ static void destroy(struct cache *cache)
if (cache->prison)
dm_bio_prison_destroy(cache->prison);

+ cancel_delayed_work_sync(&cache->waker);
if (cache->wq)
destroy_workqueue(cache->wq);

diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c
index b5bf2ecfaf91..0b56c8412fdf 100644
--- a/drivers/md/dm-thin-metadata.c
+++ b/drivers/md/dm-thin-metadata.c
@@ -661,6 +661,15 @@ static int __open_metadata(struct dm_pool_metadata *pmd)
goto bad_cleanup_data_sm;
}

+ /*
+ * For pool metadata opening process, root setting is redundant
+ * because it will be set again in __begin_transaction(). But dm
+ * pool aborting process really needs to get last transaction's
+ * root to avoid accessing broken btree.
+ */
+ pmd->root = le64_to_cpu(disk_super->data_mapping_root);
+ pmd->details_root = le64_to_cpu(disk_super->device_details_root);
+
__setup_btree_details(pmd);
dm_bm_unlock(sblock);

diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index dcb753dbf86e..eb359e507391 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -2935,6 +2935,8 @@ static void __pool_destroy(struct pool *pool)
dm_bio_prison_destroy(pool->prison);
dm_kcopyd_client_destroy(pool->copier);

+ cancel_delayed_work_sync(&pool->waker);
+ cancel_delayed_work_sync(&pool->no_space_timeout);
if (pool->wq)
destroy_workqueue(pool->wq);

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 9e8373e7e287..4d33f5fcfed6 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -360,13 +360,14 @@ static void md_end_flush(struct bio *bio)
struct md_rdev *rdev = bio->bi_private;
struct mddev *mddev = rdev->mddev;

+ bio_put(bio);
+
rdev_dec_pending(rdev, mddev);

if (atomic_dec_and_test(&mddev->flush_pending)) {
/* The pre-request flush has finished */
queue_work(md_wq, &mddev->flush_work);
}
- bio_put(bio);
}

static void md_submit_flush_data(struct work_struct *ws);
@@ -725,10 +726,12 @@ static void super_written(struct bio *bio)
md_error(mddev, rdev);
}

+ bio_put(bio);
+
+ rdev_dec_pending(rdev, mddev);
+
if (atomic_dec_and_test(&mddev->pending_writes))
wake_up(&mddev->sb_wait);
- rdev_dec_pending(rdev, mddev);
- bio_put(bio);
}

void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 8a50da4f148f..26ae749184da 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2964,6 +2964,7 @@ static int raid1_run(struct mddev *mddev)
* RAID1 needs at least one disk in active
*/
if (conf->raid_disks - mddev->degraded < 1) {
+ md_unregister_thread(&conf->thread);
ret = -EINVAL;
goto abort;
}
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index fb1284051d05..d3a0b293fddd 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -317,6 +317,7 @@ static int dvb_create_media_entity(struct dvb_device *dvbdev,
GFP_KERNEL);
if (!dvbdev->pads) {
kfree(dvbdev->entity);
+ dvbdev->entity = NULL;
return -ENOMEM;
}
}
diff --git a/drivers/media/dvb-frontends/bcm3510.c b/drivers/media/dvb-frontends/bcm3510.c
index bb698839e477..fc1dbdfb0cba 100644
--- a/drivers/media/dvb-frontends/bcm3510.c
+++ b/drivers/media/dvb-frontends/bcm3510.c
@@ -648,6 +648,7 @@ static int bcm3510_download_firmware(struct dvb_frontend* fe)
deb_info("firmware chunk, addr: 0x%04x, len: 0x%04x, total length: 0x%04zx\n",addr,len,fw->size);
if ((ret = bcm3510_write_ram(st,addr,&b[i+4],len)) < 0) {
err("firmware download failed: %d\n",ret);
+ release_firmware(fw);
return ret;
}
i += 4 + len;
diff --git a/drivers/media/dvb-frontends/stv0288.c b/drivers/media/dvb-frontends/stv0288.c
index 2b8c75f28d2e..a79483c2771b 100644
--- a/drivers/media/dvb-frontends/stv0288.c
+++ b/drivers/media/dvb-frontends/stv0288.c
@@ -452,9 +452,8 @@ static int stv0288_set_frontend(struct dvb_frontend *fe)
struct stv0288_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;

- char tm;
- unsigned char tda[3];
- u8 reg, time_out = 0;
+ u8 tda[3], reg, time_out = 0;
+ s8 tm;

dprintk("%s : FE_SET_FRONTEND\n", __func__);

diff --git a/drivers/media/i2c/ad5820.c b/drivers/media/i2c/ad5820.c
index beab2f381b81..84e378cbc726 100644
--- a/drivers/media/i2c/ad5820.c
+++ b/drivers/media/i2c/ad5820.c
@@ -320,18 +320,18 @@ static int ad5820_probe(struct i2c_client *client,

ret = media_entity_pads_init(&coil->subdev.entity, 0, NULL);
if (ret < 0)
- goto cleanup2;
+ goto clean_mutex;

ret = v4l2_async_register_subdev(&coil->subdev);
if (ret < 0)
- goto cleanup;
+ goto clean_entity;

return ret;

-cleanup2:
- mutex_destroy(&coil->power_lock);
-cleanup:
+clean_entity:
media_entity_cleanup(&coil->subdev.entity);
+clean_mutex:
+ mutex_destroy(&coil->power_lock);
return ret;
}

diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
index 8bbd092fbe1d..d0ad0f5ba035 100644
--- a/drivers/media/pci/saa7164/saa7164-core.c
+++ b/drivers/media/pci/saa7164/saa7164-core.c
@@ -1250,7 +1250,7 @@ static int saa7164_initdev(struct pci_dev *pci_dev,

if (saa7164_dev_setup(dev) < 0) {
err = -EINVAL;
- goto fail_free;
+ goto fail_dev;
}

/* print pci info */
@@ -1422,6 +1422,8 @@ static int saa7164_initdev(struct pci_dev *pci_dev,

fail_irq:
saa7164_dev_unregister(dev);
+fail_dev:
+ pci_disable_device(pci_dev);
fail_free:
v4l2_device_unregister(&dev->v4l2_dev);
kfree(dev);
diff --git a/drivers/media/pci/solo6x10/solo6x10-core.c b/drivers/media/pci/solo6x10/solo6x10-core.c
index f50d07229236..fc45d4aeb77e 100644
--- a/drivers/media/pci/solo6x10/solo6x10-core.c
+++ b/drivers/media/pci/solo6x10/solo6x10-core.c
@@ -428,6 +428,7 @@ static int solo_sysfs_init(struct solo_dev *solo_dev)
solo_dev->nr_chans);

if (device_register(dev)) {
+ put_device(dev);
dev->parent = NULL;
return -ENOMEM;
}
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index 7b4c93619c3d..a933c0cb24de 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -595,7 +595,7 @@ static void coda_setup_iram(struct coda_ctx *ctx)
/* Only H.264BP and H.263P3 are considered */
iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, w64);
iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, w64);
- if (!iram_info->buf_dbk_c_use)
+ if (!iram_info->buf_dbk_y_use || !iram_info->buf_dbk_c_use)
goto out;
iram_info->axi_sram_use |= dbk_bits;

@@ -619,7 +619,7 @@ static void coda_setup_iram(struct coda_ctx *ctx)

iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, w128);
iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, w128);
- if (!iram_info->buf_dbk_c_use)
+ if (!iram_info->buf_dbk_y_use || !iram_info->buf_dbk_c_use)
goto out;
iram_info->axi_sram_use |= dbk_bits;

@@ -821,10 +821,16 @@ static int coda_start_encoding(struct coda_ctx *ctx)
}

if (dst_fourcc == V4L2_PIX_FMT_JPEG) {
- if (!ctx->params.jpeg_qmat_tab[0])
+ if (!ctx->params.jpeg_qmat_tab[0]) {
ctx->params.jpeg_qmat_tab[0] = kmalloc(64, GFP_KERNEL);
- if (!ctx->params.jpeg_qmat_tab[1])
+ if (!ctx->params.jpeg_qmat_tab[0])
+ return -ENOMEM;
+ }
+ if (!ctx->params.jpeg_qmat_tab[1]) {
ctx->params.jpeg_qmat_tab[1] = kmalloc(64, GFP_KERNEL);
+ if (!ctx->params.jpeg_qmat_tab[1])
+ return -ENOMEM;
+ }
coda_set_jpeg_compression_quality(ctx, ctx->params.jpeg_quality);
}

diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c
index 8f89ca21b631..b86d6f724618 100644
--- a/drivers/media/platform/exynos4-is/fimc-core.c
+++ b/drivers/media/platform/exynos4-is/fimc-core.c
@@ -1245,7 +1245,7 @@ int __init fimc_register_driver(void)
return platform_driver_register(&fimc_driver);
}

-void __exit fimc_unregister_driver(void)
+void fimc_unregister_driver(void)
{
platform_driver_unregister(&fimc_driver);
}
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index a1599659b88b..75f6f7acc46b 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -1559,7 +1559,11 @@ static int __init fimc_md_init(void)
if (ret)
return ret;

- return platform_driver_register(&fimc_md_driver);
+ ret = platform_driver_register(&fimc_md_driver);
+ if (ret)
+ fimc_unregister_driver();
+
+ return ret;
}

static void __exit fimc_md_exit(void)
diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
index 06e2cfd09855..c79dcc497e13 100644
--- a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
@@ -953,6 +953,7 @@ static int configure_channels(struct c8sectpfei *fei)
if (ret) {
dev_err(fei->dev,
"configure_memdma_and_inputblock failed\n");
+ of_node_put(child);
goto err_unmap;
}
index++;
diff --git a/drivers/media/platform/vivid/vivid-vid-cap.c b/drivers/media/platform/vivid/vivid-vid-cap.c
index 198b26687b57..b7bda691fa57 100644
--- a/drivers/media/platform/vivid/vivid-vid-cap.c
+++ b/drivers/media/platform/vivid/vivid-vid-cap.c
@@ -915,6 +915,7 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection
if (dev->has_compose_cap) {
v4l2_rect_set_min_size(compose, &min_rect);
v4l2_rect_set_max_size(compose, &max_rect);
+ v4l2_rect_map_inside(compose, &fmt);
}
dev->fmt_cap_rect = fmt;
tpg_s_buf_height(&dev->tpg, fmt.height);
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c
index a8a0ff9a1f83..6724c5287cc3 100644
--- a/drivers/media/radio/si470x/radio-si470x-usb.c
+++ b/drivers/media/radio/si470x/radio-si470x-usb.c
@@ -741,8 +741,10 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,

/* start radio */
retval = si470x_start_usb(radio);
- if (retval < 0)
+ if (retval < 0 && !radio->int_in_running)
goto err_buf;
+ else if (retval < 0) /* in case of radio->int_in_running == 1 */
+ goto err_all;

/* set initial frequency */
si470x_set_freq(radio, 87.5 * FREQ_MUL); /* available in all regions */
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index 0b386fd518cc..9c644b4fb22d 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -622,15 +622,14 @@ static int send_packet(struct imon_context *ictx)
pr_err_ratelimited("error submitting urb(%d)\n", retval);
} else {
/* Wait for transmission to complete (or abort) */
- mutex_unlock(&ictx->lock);
retval = wait_for_completion_interruptible(
&ictx->tx.finished);
if (retval) {
usb_kill_urb(ictx->tx_urb);
pr_err_ratelimited("task interrupted\n");
}
- mutex_lock(&ictx->lock);

+ ictx->tx.busy = false;
retval = ictx->tx.status;
if (retval)
pr_err_ratelimited("packet tx failed (%d)\n", retval);
@@ -939,7 +938,8 @@ static ssize_t vfd_write(struct file *file, const char __user *buf,
return -ENODEV;
}

- mutex_lock(&ictx->lock);
+ if (mutex_lock_interruptible(&ictx->lock))
+ return -ERESTARTSYS;

if (!ictx->dev_present_intf0) {
pr_err_ratelimited("no iMON device present\n");
diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c
index 382c8075ef52..f2b5ba1d2809 100644
--- a/drivers/media/usb/dvb-usb/az6027.c
+++ b/drivers/media/usb/dvb-usb/az6027.c
@@ -978,6 +978,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n
if (msg[i].addr == 0x99) {
req = 0xBE;
index = 0;
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
value = msg[i].buf[0] & 0x00ff;
length = 1;
az6027_usb_out_op(d, req, value, index, data, length);
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-init.c b/drivers/media/usb/dvb-usb/dvb-usb-init.c
index 690c1e06fbfa..28077f3c9edf 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-init.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-init.c
@@ -84,7 +84,7 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs)

ret = dvb_usb_adapter_stream_init(adap);
if (ret)
- return ret;
+ goto stream_init_err;

ret = dvb_usb_adapter_dvb_init(adap, adapter_nrs);
if (ret)
@@ -117,6 +117,8 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs)
dvb_usb_adapter_dvb_exit(adap);
dvb_init_err:
dvb_usb_adapter_stream_exit(adap);
+stream_init_err:
+ kfree(adap->priv);
return ret;
}

diff --git a/drivers/misc/cxl/guest.c b/drivers/misc/cxl/guest.c
index d08509cd978a..2cefe1f3ce7e 100644
--- a/drivers/misc/cxl/guest.c
+++ b/drivers/misc/cxl/guest.c
@@ -969,10 +969,10 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n
* if it returns an error!
*/
if ((rc = cxl_register_afu(afu)))
- goto err_put1;
+ goto err_put_dev;

if ((rc = cxl_sysfs_afu_add(afu)))
- goto err_put1;
+ goto err_del_dev;

/*
* pHyp doesn't expose the programming models supported by the
@@ -988,7 +988,7 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n
afu->modes_supported = CXL_MODE_DIRECTED;

if ((rc = cxl_afu_select_best_mode(afu)))
- goto err_put2;
+ goto err_remove_sysfs;

adapter->afu[afu->slice] = afu;

@@ -1008,10 +1008,12 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n

return 0;

-err_put2:
+err_remove_sysfs:
cxl_sysfs_afu_remove(afu);
-err_put1:
- device_unregister(&afu->dev);
+err_del_dev:
+ device_del(&afu->dev);
+err_put_dev:
+ put_device(&afu->dev);
free = false;
guest_release_serr_irq(afu);
err2:
@@ -1145,18 +1147,20 @@ struct cxl *cxl_guest_init_adapter(struct device_node *np, struct platform_devic
* even if it returns an error!
*/
if ((rc = cxl_register_adapter(adapter)))
- goto err_put1;
+ goto err_put_dev;

if ((rc = cxl_sysfs_adapter_add(adapter)))
- goto err_put1;
+ goto err_del_dev;

/* release the context lock as the adapter is configured */
cxl_adapter_context_unlock(adapter);

return adapter;

-err_put1:
- device_unregister(&adapter->dev);
+err_del_dev:
+ device_del(&adapter->dev);
+err_put_dev:
+ put_device(&adapter->dev);
free = false;
cxl_guest_remove_chardev(adapter);
err1:
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index a5422f483ad5..f7417033a7a8 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -1187,10 +1187,10 @@ static int pci_init_afu(struct cxl *adapter, int slice, struct pci_dev *dev)
* if it returns an error!
*/
if ((rc = cxl_register_afu(afu)))
- goto err_put1;
+ goto err_put_dev;

if ((rc = cxl_sysfs_afu_add(afu)))
- goto err_put1;
+ goto err_del_dev;

adapter->afu[afu->slice] = afu;

@@ -1199,10 +1199,12 @@ static int pci_init_afu(struct cxl *adapter, int slice, struct pci_dev *dev)

return 0;

-err_put1:
+err_del_dev:
+ device_del(&afu->dev);
+err_put_dev:
pci_deconfigure_afu(afu);
cxl_debugfs_afu_remove(afu);
- device_unregister(&afu->dev);
+ put_device(&afu->dev);
return rc;

err_free_native:
@@ -1589,23 +1591,25 @@ static struct cxl *cxl_pci_init_adapter(struct pci_dev *dev)
* even if it returns an error!
*/
if ((rc = cxl_register_adapter(adapter)))
- goto err_put1;
+ goto err_put_dev;

if ((rc = cxl_sysfs_adapter_add(adapter)))
- goto err_put1;
+ goto err_del_dev;

/* Release the context lock as adapter is configured */
cxl_adapter_context_unlock(adapter);

return adapter;

-err_put1:
+err_del_dev:
+ device_del(&adapter->dev);
+err_put_dev:
/* This should mirror cxl_remove_adapter, except without the
* sysfs parts
*/
cxl_debugfs_adapter_remove(adapter);
cxl_deconfigure_adapter(adapter);
- device_unregister(&adapter->dev);
+ put_device(&adapter->dev);
return ERR_PTR(rc);

err_release:
diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c
index 6fb773dbcd0c..a43a496ca9b9 100644
--- a/drivers/misc/sgi-gru/grufault.c
+++ b/drivers/misc/sgi-gru/grufault.c
@@ -656,6 +656,7 @@ int gru_handle_user_call_os(unsigned long cb)
if ((cb & (GRU_HANDLE_STRIDE - 1)) || ucbnum >= GRU_NUM_CB)
return -EINVAL;

+again:
gts = gru_find_lock_gts(cb);
if (!gts)
return -EINVAL;
@@ -664,7 +665,11 @@ int gru_handle_user_call_os(unsigned long cb)
if (ucbnum >= gts->ts_cbr_au_count * GRU_CBR_AU_SIZE)
goto exit;

- gru_check_context_placement(gts);
+ if (gru_check_context_placement(gts)) {
+ gru_unlock_gts(gts);
+ gru_unload_context(gts, 1);
+ goto again;
+ }

/*
* CCH may contain stale data if ts_force_cch_reload is set.
@@ -882,7 +887,11 @@ int gru_set_context_option(unsigned long arg)
} else {
gts->ts_user_blade_id = req.val1;
gts->ts_user_chiplet_id = req.val0;
- gru_check_context_placement(gts);
+ if (gru_check_context_placement(gts)) {
+ gru_unlock_gts(gts);
+ gru_unload_context(gts, 1);
+ return ret;
+ }
}
break;
case sco_gseg_owner:
diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c
index 33741ad4a74a..bc2d5233660c 100644
--- a/drivers/misc/sgi-gru/grumain.c
+++ b/drivers/misc/sgi-gru/grumain.c
@@ -729,9 +729,10 @@ static int gru_check_chiplet_assignment(struct gru_state *gru,
* chiplet. Misassignment can occur if the process migrates to a different
* blade or if the user changes the selected blade/chiplet.
*/
-void gru_check_context_placement(struct gru_thread_state *gts)
+int gru_check_context_placement(struct gru_thread_state *gts)
{
struct gru_state *gru;
+ int ret = 0;

/*
* If the current task is the context owner, verify that the
@@ -739,15 +740,23 @@ void gru_check_context_placement(struct gru_thread_state *gts)
* references. Pthread apps use non-owner references to the CBRs.
*/
gru = gts->ts_gru;
+ /*
+ * If gru or gts->ts_tgid_owner isn't initialized properly, return
+ * success to indicate that the caller does not need to unload the
+ * gru context.The caller is responsible for their inspection and
+ * reinitialization if needed.
+ */
if (!gru || gts->ts_tgid_owner != current->tgid)
- return;
+ return ret;

if (!gru_check_chiplet_assignment(gru, gts)) {
STAT(check_context_unload);
- gru_unload_context(gts, 1);
+ ret = -EINVAL;
} else if (gru_retarget_intr(gts)) {
STAT(check_context_retarget_intr);
}
+
+ return ret;
}

@@ -946,7 +955,12 @@ int gru_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
mutex_lock(&gts->ts_ctxlock);
preempt_disable();

- gru_check_context_placement(gts);
+ if (gru_check_context_placement(gts)) {
+ preempt_enable();
+ mutex_unlock(&gts->ts_ctxlock);
+ gru_unload_context(gts, 1);
+ return VM_FAULT_NOPAGE;
+ }

if (!gts->ts_gru) {
STAT(load_user_context);
diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h
index 5c3ce2459675..a1dfca557fc3 100644
--- a/drivers/misc/sgi-gru/grutables.h
+++ b/drivers/misc/sgi-gru/grutables.h
@@ -651,7 +651,7 @@ extern int gru_user_flush_tlb(unsigned long arg);
extern int gru_user_unload_context(unsigned long arg);
extern int gru_get_exception_detail(unsigned long arg);
extern int gru_set_context_option(unsigned long address);
-extern void gru_check_context_placement(struct gru_thread_state *gts);
+extern int gru_check_context_placement(struct gru_thread_state *gts);
extern int gru_cpu_fault_map_id(void);
extern struct vm_area_struct *gru_find_vma(unsigned long vaddr);
extern void gru_flush_all_tlb(struct gru_state *gru);
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c
index a37a42f67088..8498282d1212 100644
--- a/drivers/misc/tifm_7xx1.c
+++ b/drivers/misc/tifm_7xx1.c
@@ -194,7 +194,7 @@ static void tifm_7xx1_switch_media(struct work_struct *work)
spin_unlock_irqrestore(&fm->lock, flags);
}
if (sock)
- tifm_free_device(&sock->dev);
+ put_device(&sock->dev);
}
spin_lock_irqsave(&fm->lock, flags);
}
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index df990bb8c873..347dffaea105 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1718,7 +1718,9 @@ static int mmci_probe(struct amba_device *dev,
pm_runtime_set_autosuspend_delay(&dev->dev, 50);
pm_runtime_use_autosuspend(&dev->dev);

- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto clk_disable;

pm_runtime_put(&dev->dev);
return 0;
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 4f8588c3bf53..48645b736ba5 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -662,7 +662,9 @@ static int moxart_probe(struct platform_device *pdev)
goto out;

dev_set_drvdata(dev, mmc);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto out;

dev_dbg(dev, "IRQ=%d, FIFO is %d bytes\n", irq, host->fifo_width);

diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index fb3ca8296273..2c57cccb0fa1 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -1159,7 +1159,9 @@ static int mxcmci_probe(struct platform_device *pdev)
host->watchdog.function = &mxcmci_watchdog;
host->watchdog.data = (unsigned long)mmc;

- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto out_free_dma;

return 0;

diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c
index 6e9c0f8fddb1..817fbf510d1e 100644
--- a/drivers/mmc/host/rtsx_usb_sdmmc.c
+++ b/drivers/mmc/host/rtsx_usb_sdmmc.c
@@ -1355,6 +1355,7 @@ static int rtsx_usb_sdmmc_drv_probe(struct platform_device *pdev)
#ifdef RTSX_USB_USE_LEDS_CLASS
int err;
#endif
+ int ret;

ucr = usb_get_intfdata(to_usb_interface(pdev->dev.parent));
if (!ucr)
@@ -1391,7 +1392,15 @@ static int rtsx_usb_sdmmc_drv_probe(struct platform_device *pdev)
INIT_WORK(&host->led_work, rtsx_usb_update_led);

#endif
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret) {
+#ifdef RTSX_USB_USE_LEDS_CLASS
+ led_classdev_unregister(&host->led);
+#endif
+ mmc_free_host(mmc);
+ pm_runtime_disable(&pdev->dev);
+ return ret;
+ }

return 0;
}
diff --git a/drivers/mmc/host/sdhci_f_sdh30.c b/drivers/mmc/host/sdhci_f_sdh30.c
index 111b66f5439b..43e787954293 100644
--- a/drivers/mmc/host/sdhci_f_sdh30.c
+++ b/drivers/mmc/host/sdhci_f_sdh30.c
@@ -180,6 +180,9 @@ static int sdhci_f_sdh30_probe(struct platform_device *pdev)
if (reg & SDHCI_CAN_DO_8BIT)
priv->vendor_hs200 = F_SDH30_EMMC_HS200;

+ if (!(reg & SDHCI_TIMEOUT_CLK_MASK))
+ host->quirks |= SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK;
+
ret = sdhci_add_host(host);
if (ret)
goto err_add_host;
diff --git a/drivers/mmc/host/toshsd.c b/drivers/mmc/host/toshsd.c
index 553ef41bb806..c0d3b289d8d4 100644
--- a/drivers/mmc/host/toshsd.c
+++ b/drivers/mmc/host/toshsd.c
@@ -655,7 +655,9 @@ static int toshsd_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto unmap;

- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto free_irq;

base = pci_resource_start(pdev, 0);
dev_dbg(&pdev->dev, "MMIO %pa, IRQ %d\n", &base, pdev->irq);
@@ -664,6 +666,8 @@ static int toshsd_probe(struct pci_dev *pdev, const struct pci_device_id *ent)

return 0;

+free_irq:
+ free_irq(pdev->irq, host);
unmap:
pci_iounmap(pdev, host->ioaddr);
release:
diff --git a/drivers/mmc/host/via-sdmmc.c b/drivers/mmc/host/via-sdmmc.c
index a3472127bea3..74ac1ac55f42 100644
--- a/drivers/mmc/host/via-sdmmc.c
+++ b/drivers/mmc/host/via-sdmmc.c
@@ -1162,7 +1162,9 @@ static int via_sd_probe(struct pci_dev *pcidev,
pcidev->subsystem_device == 0x3891)
sdhost->quirks = VIA_CRDR_QUIRK_300MS_PWRDELAY;

- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto unmap;

return 0;

diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index 875e438ab973..58d3a22ba8dc 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -2056,6 +2056,7 @@ static void vub300_enable_sdio_irq(struct mmc_host *mmc, int enable)
return;
kref_get(&vub300->kref);
if (enable) {
+ set_current_state(TASK_RUNNING);
mutex_lock(&vub300->irq_mutex);
if (vub300->irqs_queued) {
vub300->irqs_queued -= 1;
@@ -2071,6 +2072,7 @@ static void vub300_enable_sdio_irq(struct mmc_host *mmc, int enable)
vub300_queue_poll_work(vub300, 0);
}
mutex_unlock(&vub300->irq_mutex);
+ set_current_state(TASK_INTERRUPTIBLE);
} else {
vub300->irq_enabled = 0;
}
@@ -2312,14 +2314,14 @@ static int vub300_probe(struct usb_interface *interface,
0x0000, 0x0000, &vub300->system_port_status,
sizeof(vub300->system_port_status), 1000);
if (retval < 0) {
- goto error4;
+ goto error5;
} else if (sizeof(vub300->system_port_status) == retval) {
vub300->card_present =
(0x0001 & vub300->system_port_status.port_flags) ? 1 : 0;
vub300->read_only =
(0x0010 & vub300->system_port_status.port_flags) ? 1 : 0;
} else {
- goto error4;
+ goto error5;
}
usb_set_intfdata(interface, vub300);
INIT_DELAYED_WORK(&vub300->pollwork, vub300_pollwork_thread);
@@ -2345,8 +2347,13 @@ static int vub300_probe(struct usb_interface *interface,
"USB vub300 remote SDIO host controller[%d]"
"connected with no SD/SDIO card inserted\n",
interface_to_InterfaceNumber(interface));
- mmc_add_host(mmc);
+ retval = mmc_add_host(mmc);
+ if (retval)
+ goto error6;
+
return 0;
+error6:
+ del_timer_sync(&vub300->inactivity_timer);
error5:
mmc_free_host(mmc);
/*
diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index c3fd16d997ca..402b044c9a0b 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -1712,7 +1712,17 @@ static int wbsd_init(struct device *dev, int base, int irq, int dma,
*/
wbsd_init_device(host);

- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret) {
+ if (!pnp)
+ wbsd_chip_poweroff(host);
+
+ wbsd_release_resources(host);
+ wbsd_free_mmc(dev);
+
+ mmc_free_host(mmc);
+ return ret;
+ }

pr_info("%s: W83L51xD", mmc_hostname(mmc));
if (host->chip_id != 0)
diff --git a/drivers/mtd/lpddr/lpddr2_nvm.c b/drivers/mtd/lpddr/lpddr2_nvm.c
index 5e36366d9b36..19b00225c7ef 100644
--- a/drivers/mtd/lpddr/lpddr2_nvm.c
+++ b/drivers/mtd/lpddr/lpddr2_nvm.c
@@ -448,6 +448,8 @@ static int lpddr2_nvm_probe(struct platform_device *pdev)

/* lpddr2_nvm address range */
add_range = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!add_range)
+ return -ENODEV;

/* Populate map_info data structure */
*map = (struct map_info) {
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 2cde28ed95c9..59d2fe1f46e1 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -69,6 +69,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
if (!info->map.virt) {
printk(KERN_WARNING "Failed to ioremap %s\n",
info->map.name);
+ kfree(info);
return -ENOMEM;
}
info->map.cached =
@@ -91,6 +92,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
iounmap((void *)info->map.virt);
if (info->map.cached)
iounmap(info->map.cached);
+ kfree(info);
return -EIO;
}
info->mtd->dev.parent = &pdev->dev;
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index d46e4adf6d2b..4cf97cdbdefe 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -552,8 +552,10 @@ int add_mtd_device(struct mtd_info *mtd)
dev_set_drvdata(&mtd->dev, mtd);
of_node_get(mtd_get_of_node(mtd));
error = device_register(&mtd->dev);
- if (error)
+ if (error) {
+ put_device(&mtd->dev);
goto fail_added;
+ }

device_create(&mtd_class, mtd->dev.parent, MTD_DEVT(i) + 1, NULL,
"mtd%dro", i);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 33843b89ab04..d606e0a6b335 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2052,10 +2052,10 @@ static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *in
/* called with rcu_read_lock() */
static int bond_miimon_inspect(struct bonding *bond)
{
+ bool ignore_updelay = false;
int link_state, commit = 0;
struct list_head *iter;
struct slave *slave;
- bool ignore_updelay;

ignore_updelay = !rcu_dereference(bond->curr_active_slave);

diff --git a/drivers/net/ethernet/amd/atarilance.c b/drivers/net/ethernet/amd/atarilance.c
index 35a9f252ceb6..421e47f8b54a 100644
--- a/drivers/net/ethernet/amd/atarilance.c
+++ b/drivers/net/ethernet/amd/atarilance.c
@@ -826,7 +826,7 @@ lance_start_xmit(struct sk_buff *skb, struct net_device *dev)
lp->memcpy_f( PKTBUF_ADDR(head), (void *)skb->data, skb->len );
head->flag = TMD1_OWN_CHIP | TMD1_ENP | TMD1_STP;
dev->stats.tx_bytes += skb->len;
- dev_kfree_skb( skb );
+ dev_consume_skb_irq(skb);
lp->cur_tx++;
while( lp->cur_tx >= TX_RING_SIZE && lp->dirty_tx >= TX_RING_SIZE ) {
lp->cur_tx -= TX_RING_SIZE;
diff --git a/drivers/net/ethernet/amd/lance.c b/drivers/net/ethernet/amd/lance.c
index abb1ba228b26..3495e0b4d3ef 100644
--- a/drivers/net/ethernet/amd/lance.c
+++ b/drivers/net/ethernet/amd/lance.c
@@ -998,7 +998,7 @@ static netdev_tx_t lance_start_xmit(struct sk_buff *skb,
skb_copy_from_linear_data(skb, &lp->tx_bounce_buffs[entry], skb->len);
lp->tx_ring[entry].base =
((u32)isa_virt_to_bus((lp->tx_bounce_buffs + entry)) & 0xffffff) | 0x83000000;
- dev_kfree_skb(skb);
+ dev_consume_skb_irq(skb);
} else {
lp->tx_skbuff[entry] = skb;
lp->tx_ring[entry].base = ((u32)isa_virt_to_bus(skb->data) & 0xffffff) | 0x83000000;
diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c
index ffa7e7e6d18d..01874e1dbb8b 100644
--- a/drivers/net/ethernet/apple/bmac.c
+++ b/drivers/net/ethernet/apple/bmac.c
@@ -1518,7 +1518,7 @@ static void bmac_tx_timeout(unsigned long data)
i = bp->tx_empty;
++dev->stats.tx_errors;
if (i != bp->tx_fill) {
- dev_kfree_skb(bp->tx_bufs[i]);
+ dev_kfree_skb_irq(bp->tx_bufs[i]);
bp->tx_bufs[i] = NULL;
if (++i >= N_TX_RING) i = 0;
bp->tx_empty = i;
diff --git a/drivers/net/ethernet/apple/mace.c b/drivers/net/ethernet/apple/mace.c
index e58a7c73766e..ea6199425b67 100644
--- a/drivers/net/ethernet/apple/mace.c
+++ b/drivers/net/ethernet/apple/mace.c
@@ -843,7 +843,7 @@ static void mace_tx_timeout(unsigned long data)
if (mp->tx_bad_runt) {
mp->tx_bad_runt = 0;
} else if (i != mp->tx_fill) {
- dev_kfree_skb(mp->tx_bufs[i]);
+ dev_kfree_skb_irq(mp->tx_bufs[i]);
if (++i >= N_TX_RING)
i = 0;
mp->tx_empty = i;
diff --git a/drivers/net/ethernet/dnet.c b/drivers/net/ethernet/dnet.c
index c3b64cdd0dec..62fcedd6f732 100644
--- a/drivers/net/ethernet/dnet.c
+++ b/drivers/net/ethernet/dnet.c
@@ -558,11 +558,11 @@ static netdev_tx_t dnet_start_xmit(struct sk_buff *skb, struct net_device *dev)

skb_tx_timestamp(skb);

+ spin_unlock_irqrestore(&bp->lock, flags);
+
/* free the buffer */
dev_kfree_skb(skb);

- spin_unlock_irqrestore(&bp->lock, flags);
-
return NETDEV_TX_OK;
}

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 2e713e5f75cd..bbca786f0427 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -1219,8 +1219,12 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter,
if (!q_vector) {
q_vector = kzalloc(size, GFP_KERNEL);
} else if (size > ksize(q_vector)) {
- kfree_rcu(q_vector, rcu);
- q_vector = kzalloc(size, GFP_KERNEL);
+ struct igb_q_vector *new_q_vector;
+
+ new_q_vector = kzalloc(size, GFP_KERNEL);
+ if (new_q_vector)
+ kfree_rcu(q_vector, rcu);
+ q_vector = new_q_vector;
} else {
memset(q_vector, 0, size);
}
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index 5eeba263b5f8..d50cee7aae4d 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -4152,6 +4152,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
myri10ge_free_slices(mgp);

abort_with_firmware:
+ kfree(mgp->msix_vectors);
myri10ge_dummy_rdma(mgp, 0);

abort_with_ioremap:
diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
index a66f4b867e3a..a66b797cdbbe 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -2384,7 +2384,7 @@ static void free_tx_buffers(struct s2io_nic *nic)
skb = s2io_txdl_getskb(&mac_control->fifos[i], txdp, j);
if (skb) {
swstats->mem_freed += skb->truesize;
- dev_kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
cnt++;
}
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
index 44caa7c2077e..d89d9247b7b9 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
@@ -222,6 +222,8 @@ int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs)
return 0;

qlcnic_destroy_async_wq:
+ while (i--)
+ kfree(sriov->vf_info[i].vp);
destroy_workqueue(bc->bc_async_wq);

qlcnic_destroy_trans_wq:
diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index 065a63123863..4a963b4ec0eb 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -1185,10 +1185,12 @@ static int r6040_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err = register_netdev(dev);
if (err) {
dev_err(&pdev->dev, "Failed to register net device\n");
- goto err_out_mdio_unregister;
+ goto err_out_phy_disconnect;
}
return 0;

+err_out_phy_disconnect:
+ phy_disconnect(dev->phydev);
err_out_mdio_unregister:
mdiobus_unregister(lp->mii_bus);
err_out_mdio:
@@ -1212,6 +1214,7 @@ static void r6040_remove_one(struct pci_dev *pdev)
struct r6040_private *lp = netdev_priv(dev);

unregister_netdev(dev);
+ phy_disconnect(dev->phydev);
mdiobus_unregister(lp->mii_bus);
mdiobus_free(lp->mii_bus);
netif_napi_del(&lp->napi);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
index 5b91a95476de..c925a8fb1993 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
@@ -57,7 +57,8 @@ static u32 stmmac_config_sub_second_increment(void __iomem *ioaddr,
if (!(value & PTP_TCR_TSCTRLSSR))
data = (data * 1000) / 465;

- data &= PTP_SSIR_SSINC_MASK;
+ if (data > PTP_SSIR_SSINC_MAX)
+ data = PTP_SSIR_SSINC_MAX;

reg_value = data;
if (gmac4)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h
index 174777cd888e..06fd27fc9a08 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h
@@ -69,7 +69,7 @@
#define PTP_TCR_TSENMACADDR BIT(18)

/* SSIR defines */
-#define PTP_SSIR_SSINC_MASK 0xff
+#define PTP_SSIR_SSINC_MAX 0xff
#define GMAC4_PTP_SSIR_SSINC_SHIFT 16

#endif /* __STMMAC_PTP_H__ */
diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
index c17967b23d3c..957701d48712 100644
--- a/drivers/net/ethernet/ti/netcp_core.c
+++ b/drivers/net/ethernet/ti/netcp_core.c
@@ -1237,7 +1237,7 @@ static int netcp_tx_submit_skb(struct netcp_intf *netcp,
}

/* Submit the packet */
-static int netcp_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev)
+static netdev_tx_t netcp_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev)
{
struct netcp_intf *netcp = netdev_priv(ndev);
int subqueue = skb_get_queue_mapping(skb);
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index cdcc86060749..99c7872504fe 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -537,7 +537,7 @@ static void xemaclite_tx_timeout(struct net_device *dev)
xemaclite_enable_interrupts(lp);

if (lp->deferred_skb) {
- dev_kfree_skb(lp->deferred_skb);
+ dev_kfree_skb_irq(lp->deferred_skb);
lp->deferred_skb = NULL;
dev->stats.tx_errors++;
}
diff --git a/drivers/net/fddi/defxx.c b/drivers/net/fddi/defxx.c
index bdcf4aa34566..bb3c7781cdfa 100644
--- a/drivers/net/fddi/defxx.c
+++ b/drivers/net/fddi/defxx.c
@@ -3844,10 +3844,24 @@ static int dfx_init(void)
int status;

status = pci_register_driver(&dfx_pci_driver);
- if (!status)
- status = eisa_driver_register(&dfx_eisa_driver);
- if (!status)
- status = tc_register_driver(&dfx_tc_driver);
+ if (status)
+ goto err_pci_register;
+
+ status = eisa_driver_register(&dfx_eisa_driver);
+ if (status)
+ goto err_eisa_register;
+
+ status = tc_register_driver(&dfx_tc_driver);
+ if (status)
+ goto err_tc_register;
+
+ return 0;
+
+err_tc_register:
+ eisa_driver_unregister(&dfx_eisa_driver);
+err_eisa_register:
+ pci_unregister_driver(&dfx_pci_driver);
+err_pci_register:
return status;
}

diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index 78dbc44540f6..b7831d0fd084 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -768,7 +768,7 @@ static void epp_bh(struct work_struct *work)
* ===================== network driver interface =========================
*/

-static int baycom_send_packet(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t baycom_send_packet(struct sk_buff *skb, struct net_device *dev)
{
struct baycom_state *bc = netdev_priv(dev);

diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index b8083161ef46..9b9daf45adad 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -299,12 +299,12 @@ static inline void scc_discard_buffers(struct scc_channel *scc)
spin_lock_irqsave(&scc->lock, flags);
if (scc->tx_buff != NULL)
{
- dev_kfree_skb(scc->tx_buff);
+ dev_kfree_skb_irq(scc->tx_buff);
scc->tx_buff = NULL;
}

while (!skb_queue_empty(&scc->tx_queue))
- dev_kfree_skb(skb_dequeue(&scc->tx_queue));
+ dev_kfree_skb_irq(skb_dequeue(&scc->tx_queue));

spin_unlock_irqrestore(&scc->lock, flags);
}
@@ -1666,7 +1666,7 @@ static netdev_tx_t scc_net_tx(struct sk_buff *skb, struct net_device *dev)
if (skb_queue_len(&scc->tx_queue) > scc->dev->tx_queue_len) {
struct sk_buff *skb_del;
skb_del = skb_dequeue(&scc->tx_queue);
- dev_kfree_skb(skb_del);
+ dev_kfree_skb_irq(skb_del);
}
skb_queue_tail(&scc->tx_queue, skb);
netif_trans_update(dev);
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 1b65f0f975cf..f04f9a87840e 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -194,7 +194,7 @@ static __net_init int loopback_net_init(struct net *net)
int err;

err = -ENOMEM;
- dev = alloc_netdev(0, "lo", NET_NAME_UNKNOWN, loopback_setup);
+ dev = alloc_netdev(0, "lo", NET_NAME_PREDICTABLE, loopback_setup);
if (!dev)
goto out;

diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index bd6c19ceab30..c4a3143cef25 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -140,7 +140,7 @@ static void ntb_netdev_rx_handler(struct ntb_transport_qp *qp, void *qp_data,
enqueue_again:
rc = ntb_transport_rx_enqueue(qp, skb, skb->data, ndev->mtu + ETH_HLEN);
if (rc) {
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
ndev->stats.rx_errors++;
ndev->stats.rx_fifo_errors++;
}
@@ -195,7 +195,7 @@ static void ntb_netdev_tx_handler(struct ntb_transport_qp *qp, void *qp_data,
ndev->stats.tx_aborted_errors++;
}

- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);

if (ntb_transport_tx_free_entry(dev->qp) >= tx_start) {
/* Make sure anybody stopping the queue after this sees the new
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index 6287d2ad77c6..f6cf25cba16e 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1541,6 +1541,8 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb)
int len;
unsigned char *cp;

+ skb->dev = ppp->dev;
+
if (proto < 0x8000) {
#ifdef CONFIG_PPP_FILTER
/* check if we should pass this packet */
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 3c9cbf908ec7..e8522014a67a 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -2620,6 +2620,7 @@ fst_remove_one(struct pci_dev *pdev)
for (i = 0; i < card->nports; i++) {
struct net_device *dev = port_to_dev(&card->ports[i]);
unregister_hdlc_device(dev);
+ free_netdev(dev);
}

fst_disable_intr(card);
@@ -2640,6 +2641,7 @@ fst_remove_one(struct pci_dev *pdev)
card->tx_dma_handle_card);
}
fst_card_array[card->card_no] = NULL;
+ kfree(card);
}

static struct pci_driver fst_driver = {
diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c
index 0c6b33c464cd..187061a43f7f 100644
--- a/drivers/net/wireless/ath/ar5523/ar5523.c
+++ b/drivers/net/wireless/ath/ar5523/ar5523.c
@@ -241,6 +241,11 @@ static void ar5523_cmd_tx_cb(struct urb *urb)
}
}

+static void ar5523_cancel_tx_cmd(struct ar5523 *ar)
+{
+ usb_kill_urb(ar->tx_cmd.urb_tx);
+}
+
static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata,
int ilen, void *odata, int olen, int flags)
{
@@ -280,6 +285,7 @@ static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata,
}

if (!wait_for_completion_timeout(&cmd->done, 2 * HZ)) {
+ ar5523_cancel_tx_cmd(ar);
cmd->odata = NULL;
ar5523_err(ar, "timeout waiting for command %02x reply\n",
code);
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index d96e062647fd..450eb7b31256 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -3381,18 +3381,22 @@ static struct pci_driver ath10k_pci_driver = {

static int __init ath10k_pci_init(void)
{
- int ret;
+ int ret1, ret2;

- ret = pci_register_driver(&ath10k_pci_driver);
- if (ret)
+ ret1 = pci_register_driver(&ath10k_pci_driver);
+ if (ret1)
printk(KERN_ERR "failed to register ath10k pci driver: %d\n",
- ret);
+ ret1);

- ret = ath10k_ahb_init();
- if (ret)
- printk(KERN_ERR "ahb init failed: %d\n", ret);
+ ret2 = ath10k_ahb_init();
+ if (ret2)
+ printk(KERN_ERR "ahb init failed: %d\n", ret2);

- return ret;
+ if (ret1 && ret2)
+ return ret1;
+
+ /* registered to at least one bus */
+ return 0;
}
module_init(ath10k_pci_init);

diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 33a6be0f21ca..438323182d07 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -707,14 +707,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
struct rx_buf *rx_buf = (struct rx_buf *)urb->context;
struct hif_device_usb *hif_dev = rx_buf->hif_dev;
struct sk_buff *skb = rx_buf->skb;
- struct sk_buff *nskb;
int ret;

if (!skb)
return;

if (!hif_dev)
- goto free;
+ goto free_skb;

switch (urb->status) {
case 0:
@@ -723,7 +722,7 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
case -ECONNRESET:
case -ENODEV:
case -ESHUTDOWN:
- goto free;
+ goto free_skb;
default:
skb_reset_tail_pointer(skb);
skb_trim(skb, 0);
@@ -734,25 +733,27 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
if (likely(urb->actual_length != 0)) {
skb_put(skb, urb->actual_length);

- /* Process the command first */
+ /*
+ * Process the command first.
+ * skb is either freed here or passed to be
+ * managed to another callback function.
+ */
ath9k_htc_rx_msg(hif_dev->htc_handle, skb,
skb->len, USB_REG_IN_PIPE);

-
- nskb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC);
- if (!nskb) {
+ skb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC);
+ if (!skb) {
dev_err(&hif_dev->udev->dev,
"ath9k_htc: REG_IN memory allocation failure\n");
- urb->context = NULL;
- return;
+ goto free_rx_buf;
}

- rx_buf->skb = nskb;
+ rx_buf->skb = skb;

usb_fill_int_urb(urb, hif_dev->udev,
usb_rcvintpipe(hif_dev->udev,
USB_REG_IN_PIPE),
- nskb->data, MAX_REG_IN_BUF_SIZE,
+ skb->data, MAX_REG_IN_BUF_SIZE,
ath9k_hif_usb_reg_in_cb, rx_buf, 1);
}

@@ -761,12 +762,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
ret = usb_submit_urb(urb, GFP_ATOMIC);
if (ret) {
usb_unanchor_urb(urb);
- goto free;
+ goto free_skb;
}

return;
-free:
+free_skb:
kfree_skb(skb);
+free_rx_buf:
kfree(rx_buf);
urb->context = NULL;
}
@@ -779,14 +781,10 @@ static void ath9k_hif_usb_dealloc_tx_urbs(struct hif_device_usb *hif_dev)
spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);
list_for_each_entry_safe(tx_buf, tx_buf_tmp,
&hif_dev->tx.tx_buf, list) {
- usb_get_urb(tx_buf->urb);
- spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);
- usb_kill_urb(tx_buf->urb);
list_del(&tx_buf->list);
usb_free_urb(tx_buf->urb);
kfree(tx_buf->buf);
kfree(tx_buf);
- spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);
}
spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);

@@ -1327,10 +1325,24 @@ static int send_eject_command(struct usb_interface *interface)
static int ath9k_hif_usb_probe(struct usb_interface *interface,
const struct usb_device_id *id)
{
+ struct usb_endpoint_descriptor *bulk_in, *bulk_out, *int_in, *int_out;
struct usb_device *udev = interface_to_usbdev(interface);
+ struct usb_host_interface *alt;
struct hif_device_usb *hif_dev;
int ret = 0;

+ /* Verify the expected endpoints are present */
+ alt = interface->cur_altsetting;
+ if (usb_find_common_endpoints(alt, &bulk_in, &bulk_out, &int_in, &int_out) < 0 ||
+ usb_endpoint_num(bulk_in) != USB_WLAN_RX_PIPE ||
+ usb_endpoint_num(bulk_out) != USB_WLAN_TX_PIPE ||
+ usb_endpoint_num(int_in) != USB_REG_IN_PIPE ||
+ usb_endpoint_num(int_out) != USB_REG_OUT_PIPE) {
+ dev_err(&udev->dev,
+ "ath9k_htc: Device endpoint numbers are not the expected ones\n");
+ return -ENODEV;
+ }
+
if (id->driver_info == STORAGE_DEVICE)
return send_eject_command(interface);

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index 33a7378164b8..6675de16e3b9 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -572,6 +572,11 @@ int brcmf_fw_map_chip_to_name(u32 chip, u32 chiprev,
u32 i;
char end;

+ if (chiprev >= BITS_PER_TYPE(u32)) {
+ brcmf_err("Invalid chip revision %u\n", chiprev);
+ return NULL;
+ }
+
for (i = 0; i < table_size; i++) {
if (mapping_table[i].chipid == chip &&
mapping_table[i].revmask & BIT(chiprev))
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 9e90737f4d49..45464bcd0960 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -578,7 +578,7 @@ static int brcmf_pcie_exit_download_state(struct brcmf_pciedev_info *devinfo,
}

if (!brcmf_chip_set_active(devinfo->ci, resetintr))
- return -EINVAL;
+ return -EIO;
return 0;
}

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index d8f34883c096..d80aee2f5802 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -3310,6 +3310,7 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus,
/* Take arm out of reset */
if (!brcmf_chip_set_active(bus->ci, rstvec)) {
brcmf_err("error getting out of ARM core reset\n");
+ bcmerror = -EIO;
goto err;
}

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 9143b173935d..c2c0e5635795 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -1191,7 +1191,7 @@ struct rtl8723bu_c2h {
u8 dummy3_0;
} __packed ra_report;
};
-};
+} __packed;

struct rtl8xxxu_fileops;

diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index 806309ee4165..fe81946a9ab4 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1294,6 +1294,8 @@ static int pn533_poll_dep_complete(struct pn533 *dev, void *arg,
if (IS_ERR(resp))
return PTR_ERR(resp);

+ memset(&nfc_target, 0, sizeof(struct nfc_target));
+
rsp = (struct pn533_cmd_jump_dep_response *)resp->data;

rc = rsp->status & PN533_CMD_RET_MASK;
@@ -1776,6 +1778,8 @@ static int pn533_in_dep_link_up_complete(struct pn533 *dev, void *arg,

dev_dbg(dev->dev, "Creating new target\n");

+ memset(&nfc_target, 0, sizeof(struct nfc_target));
+
nfc_target.supported_protocols = NFC_PROTO_NFC_DEP_MASK;
nfc_target.nfcid1_len = 10;
memcpy(nfc_target.nfcid1, rsp->nfcid3t, nfc_target.nfcid1_len);
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c
index 3a91e06926ad..e800e83fa225 100644
--- a/drivers/parisc/led.c
+++ b/drivers/parisc/led.c
@@ -141,6 +141,9 @@ static int start_task(void)

/* Create the work queue and queue the LED task */
led_wq = create_singlethread_workqueue("led_wq");
+ if (!led_wq)
+ return -ENOMEM;
+
queue_delayed_work(led_wq, &led_task, 0);

return 0;
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 717540161223..faec4ae77ee2 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1167,11 +1167,9 @@ static int pci_create_attr(struct pci_dev *pdev, int num, int write_combine)

sysfs_bin_attr_init(res_attr);
if (write_combine) {
- pdev->res_attr_wc[num] = res_attr;
sprintf(res_attr_name, "resource%d_wc", num);
res_attr->mmap = pci_mmap_resource_wc;
} else {
- pdev->res_attr[num] = res_attr;
sprintf(res_attr_name, "resource%d", num);
res_attr->mmap = pci_mmap_resource_uc;
}
@@ -1184,10 +1182,17 @@ static int pci_create_attr(struct pci_dev *pdev, int num, int write_combine)
res_attr->size = pci_resource_len(pdev, num);
res_attr->private = &pdev->resource[num];
retval = sysfs_create_bin_file(&pdev->dev.kobj, res_attr);
- if (retval)
+ if (retval) {
kfree(res_attr);
+ return retval;
+ }

- return retval;
+ if (write_combine)
+ pdev->res_attr_wc[num] = res_attr;
+ else
+ pdev->res_attr[num] = res_attr;
+
+ return 0;
}

/**
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 074a7e044e25..b0e41fb3623d 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -384,8 +384,10 @@ int pinconf_generic_dt_node_to_map(struct pinctrl_dev *pctldev,
for_each_child_of_node(np_config, np) {
ret = pinconf_generic_dt_subnode_to_map(pctldev, np, map,
&reserved_maps, num_maps, type);
- if (ret < 0)
+ if (ret < 0) {
+ of_node_put(np);
goto exit;
+ }
}
return 0;

diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index b54620e53830..3d5865c7694b 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -159,14 +159,14 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id,
dev->dev.coherent_dma_mask = dev->dma_mask;
dev->dev.release = &pnp_release_device;

- dev_set_name(&dev->dev, "%02x:%02x", dev->protocol->number, dev->number);
-
dev_id = pnp_add_id(dev, pnpid);
if (!dev_id) {
kfree(dev);
return NULL;
}

+ dev_set_name(&dev->dev, "%02x:%02x", dev->protocol->number, dev->number);
+
return dev;
}

diff --git a/drivers/power/avs/smartreflex.c b/drivers/power/avs/smartreflex.c
index bb7b817cca59..a695c87ae459 100644
--- a/drivers/power/avs/smartreflex.c
+++ b/drivers/power/avs/smartreflex.c
@@ -971,6 +971,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
err_debugfs:
debugfs_remove_recursive(sr_info->dbg_dir);
err_list_del:
+ pm_runtime_disable(&pdev->dev);
list_del(&sr_info->node);
return ret;
}
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index cb0b3d3d132f..af156b7f346f 100644
--- a/drivers/power/supply/power_supply_core.c
+++ b/drivers/power/supply/power_supply_core.c
@@ -807,8 +807,8 @@ __power_supply_register(struct device *parent,
register_cooler_failed:
psy_unregister_thermal(psy);
register_thermal_failed:
- device_del(dev);
wakeup_init_failed:
+ device_del(dev);
device_add_failed:
check_supplies_failed:
dev_set_name_failed:
diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index c246d3a2fc5f..2c232217fd35 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -1864,8 +1864,11 @@ static int rio_mport_add_riodev(struct mport_cdev_priv *priv,
rio_init_dbell_res(&rdev->riores[RIO_DOORBELL_RESOURCE],
0, 0xffff);
err = rio_add_device(rdev);
- if (err)
- goto cleanup;
+ if (err) {
+ put_device(&rdev->dev);
+ return err;
+ }
+
rio_dev_get(rdev);

return 0;
@@ -1961,10 +1964,6 @@ static int mport_cdev_open(struct inode *inode, struct file *filp)

priv->md = chdev;

- mutex_lock(&chdev->file_mutex);
- list_add_tail(&priv->list, &chdev->file_list);
- mutex_unlock(&chdev->file_mutex);
-
INIT_LIST_HEAD(&priv->db_filters);
INIT_LIST_HEAD(&priv->pw_filters);
spin_lock_init(&priv->fifo_lock);
@@ -1973,6 +1972,7 @@ static int mport_cdev_open(struct inode *inode, struct file *filp)
sizeof(struct rio_event) * MPORT_EVENT_DEPTH,
GFP_KERNEL);
if (ret < 0) {
+ put_device(&chdev->dev);
dev_err(&chdev->dev, DRV_NAME ": kfifo_alloc failed\n");
ret = -ENOMEM;
goto err_fifo;
@@ -1984,6 +1984,9 @@ static int mport_cdev_open(struct inode *inode, struct file *filp)
spin_lock_init(&priv->req_lock);
mutex_init(&priv->dma_lock);
#endif
+ mutex_lock(&chdev->file_mutex);
+ list_add_tail(&priv->list, &chdev->file_list);
+ mutex_unlock(&chdev->file_mutex);

filp->private_data = priv;
goto out;
diff --git a/drivers/rapidio/rio-scan.c b/drivers/rapidio/rio-scan.c
index 23429bdaca84..26ab8c463dae 100644
--- a/drivers/rapidio/rio-scan.c
+++ b/drivers/rapidio/rio-scan.c
@@ -460,8 +460,12 @@ static struct rio_dev *rio_setup_device(struct rio_net *net,
0, 0xffff);

ret = rio_add_device(rdev);
- if (ret)
- goto cleanup;
+ if (ret) {
+ if (rswitch)
+ kfree(rswitch->route_table);
+ put_device(&rdev->dev);
+ return NULL;
+ }

rio_dev_get(rdev);

diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index 37042858c2db..4710286096dc 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -2275,11 +2275,16 @@ int rio_register_mport(struct rio_mport *port)
atomic_set(&port->state, RIO_DEVICE_RUNNING);

res = device_register(&port->dev);
- if (res)
+ if (res) {
dev_err(&port->dev, "RIO: mport%d registration failed ERR=%d\n",
port->id, res);
- else
+ mutex_lock(&rio_mport_list_lock);
+ list_del(&port->node);
+ mutex_unlock(&rio_mport_list_lock);
+ put_device(&port->dev);
+ } else {
dev_dbg(&port->dev, "RIO: registered mport%d\n", port->id);
+ }

return res;
}
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 23323add5b0b..cbc3397258f6 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1157,6 +1157,7 @@ static int set_supply(struct regulator_dev *rdev,

rdev->supply = create_regulator(supply_rdev, &rdev->dev, "SUPPLY");
if (rdev->supply == NULL) {
+ module_put(supply_rdev->owner);
err = -ENOMEM;
return err;
}
@@ -1471,6 +1472,7 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev,
node = of_get_regulator(dev, supply);
if (node) {
r = of_find_regulator_by_node(node);
+ of_node_put(node);
if (r)
return r;
*ret = -EPROBE_DEFER;
diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c
index 71eee39520f0..792089ffc274 100644
--- a/drivers/rtc/rtc-snvs.c
+++ b/drivers/rtc/rtc-snvs.c
@@ -39,6 +39,14 @@
#define SNVS_LPPGDR_INIT 0x41736166
#define CNTR_TO_SECS_SH 15

+/* The maximum RTC clock cycles that are allowed to pass between two
+ * consecutive clock counter register reads. If the values are corrupted a
+ * bigger difference is expected. The RTC frequency is 32kHz. With 320 cycles
+ * we end at 10ms which should be enough for most cases. If it once takes
+ * longer than expected we do a retry.
+ */
+#define MAX_RTC_READ_DIFF_CYCLES 320
+
struct snvs_rtc_data {
struct rtc_device *rtc;
struct regmap *regmap;
@@ -63,6 +71,7 @@ static u64 rtc_read_lpsrt(struct snvs_rtc_data *data)
static u32 rtc_read_lp_counter(struct snvs_rtc_data *data)
{
u64 read1, read2;
+ s64 diff;
unsigned int timeout = 100;

/* As expected, the registers might update between the read of the LSB
@@ -73,7 +82,8 @@ static u32 rtc_read_lp_counter(struct snvs_rtc_data *data)
do {
read2 = read1;
read1 = rtc_read_lpsrt(data);
- } while (read1 != read2 && --timeout);
+ diff = read1 - read2;
+ } while (((diff < 0) || (diff > MAX_RTC_READ_DIFF_CYCLES)) && --timeout);
if (!timeout)
dev_err(&data->rtc->dev, "Timeout trying to get valid LPSRT Counter read\n");

@@ -85,13 +95,15 @@ static u32 rtc_read_lp_counter(struct snvs_rtc_data *data)
static int rtc_read_lp_counter_lsb(struct snvs_rtc_data *data, u32 *lsb)
{
u32 count1, count2;
+ s32 diff;
unsigned int timeout = 100;

regmap_read(data->regmap, data->offset + SNVS_LPSRTCLR, &count1);
do {
count2 = count1;
regmap_read(data->regmap, data->offset + SNVS_LPSRTCLR, &count1);
- } while (count1 != count2 && --timeout);
+ diff = count1 - count2;
+ } while (((diff < 0) || (diff > MAX_RTC_READ_DIFF_CYCLES)) && --timeout);
if (!timeout) {
dev_err(&data->rtc->dev, "Timeout trying to get valid LPSRT Counter read\n");
return -ETIMEDOUT;
diff --git a/drivers/rtc/rtc-st-lpc.c b/drivers/rtc/rtc-st-lpc.c
index 74c0a336ceea..85756ef63c22 100644
--- a/drivers/rtc/rtc-st-lpc.c
+++ b/drivers/rtc/rtc-st-lpc.c
@@ -249,6 +249,7 @@ static int st_rtc_probe(struct platform_device *pdev)

rtc->clkrate = clk_get_rate(rtc->clk);
if (!rtc->clkrate) {
+ clk_disable_unprepare(rtc->clk);
dev_err(&pdev->dev, "Unable to fetch clock rate\n");
return -EINVAL;
}
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index e22b9ac3e564..ab48eef72d4f 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -866,16 +866,9 @@ static int ctcmpc_transmit_skb(struct channel *ch, struct sk_buff *skb)
/**
* Start transmission of a packet.
* Called from generic network device layer.
- *
- * skb Pointer to buffer containing the packet.
- * dev Pointer to interface struct.
- *
- * returns 0 if packet consumed, !0 if packet rejected.
- * Note: If we return !0, then the packet is free'd by
- * the generic network layer.
*/
/* first merge version - leaving both functions separated */
-static int ctcm_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t ctcm_tx(struct sk_buff *skb, struct net_device *dev)
{
struct ctcm_priv *priv = dev->ml_priv;

@@ -918,7 +911,7 @@ static int ctcm_tx(struct sk_buff *skb, struct net_device *dev)
}

/* unmerged MPC variant of ctcm_tx */
-static int ctcmpc_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t ctcmpc_tx(struct sk_buff *skb, struct net_device *dev)
{
int len = 0;
struct ctcm_priv *priv = dev->ml_priv;
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 4d3caad7e981..3bd2241c13e8 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1544,9 +1544,8 @@ lcs_txbuffer_cb(struct lcs_channel *channel, struct lcs_buffer *buffer)
/**
* Packet transmit function called by network stack
*/
-static int
-__lcs_start_xmit(struct lcs_card *card, struct sk_buff *skb,
- struct net_device *dev)
+static netdev_tx_t __lcs_start_xmit(struct lcs_card *card, struct sk_buff *skb,
+ struct net_device *dev)
{
struct lcs_header *header;
int rc = NETDEV_TX_OK;
@@ -1607,8 +1606,7 @@ __lcs_start_xmit(struct lcs_card *card, struct sk_buff *skb,
return rc;
}

-static int
-lcs_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t lcs_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct lcs_card *card;
int rc;
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index b0e8ffdf864b..3465ea3d667b 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1361,15 +1361,8 @@ static int netiucv_pm_restore_thaw(struct device *dev)
/**
* Start transmission of a packet.
* Called from generic network device layer.
- *
- * @param skb Pointer to buffer containing the packet.
- * @param dev Pointer to interface struct.
- *
- * @return 0 if packet consumed, !0 if packet rejected.
- * Note: If we return !0, then the packet is free'd by
- * the generic network layer.
*/
-static int netiucv_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t netiucv_tx(struct sk_buff *skb, struct net_device *dev)
{
struct netiucv_priv *privptr = netdev_priv(dev);
int rc;
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 9bd41a35a78a..42b00b9f4be8 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -2518,6 +2518,7 @@ static int __init fcoe_init(void)

out_free:
mutex_unlock(&fcoe_config_mutex);
+ fcoe_transport_detach(&fcoe_sw_transport);
out_destroy:
destroy_workqueue(fcoe_wq);
return rc;
diff --git a/drivers/scsi/fcoe/fcoe_sysfs.c b/drivers/scsi/fcoe/fcoe_sysfs.c
index 0675fd128734..17a45131a379 100644
--- a/drivers/scsi/fcoe/fcoe_sysfs.c
+++ b/drivers/scsi/fcoe/fcoe_sysfs.c
@@ -752,14 +752,15 @@ struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent,

dev_set_name(&ctlr->dev, "ctlr_%d", ctlr->id);
error = device_register(&ctlr->dev);
- if (error)
- goto out_del_q2;
+ if (error) {
+ destroy_workqueue(ctlr->devloss_work_q);
+ destroy_workqueue(ctlr->work_q);
+ put_device(&ctlr->dev);
+ return NULL;
+ }

return ctlr;

-out_del_q2:
- destroy_workqueue(ctlr->devloss_work_q);
- ctlr->devloss_work_q = NULL;
out_del_q:
destroy_workqueue(ctlr->work_q);
ctlr->work_q = NULL;
@@ -958,16 +959,16 @@ struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *ctlr,
fcf->selected = new_fcf->selected;

error = device_register(&fcf->dev);
- if (error)
- goto out_del;
+ if (error) {
+ put_device(&fcf->dev);
+ goto out;
+ }

fcf->state = FCOE_FCF_STATE_CONNECTED;
list_add_tail(&fcf->peers, &ctlr->fcfs);

return fcf;

-out_del:
- kfree(fcf);
out:
return NULL;
}
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 7f1d6d52d48b..aa1e388e86f2 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -9837,7 +9837,8 @@ static int hpsa_add_sas_host(struct ctlr_info *h)
return 0;

free_sas_phy:
- hpsa_free_sas_phy(hpsa_sas_phy);
+ sas_phy_free(hpsa_sas_phy->phy);
+ kfree(hpsa_sas_phy);
free_sas_port:
hpsa_free_sas_port(hpsa_sas_port);
free_sas_node:
@@ -9873,10 +9874,12 @@ static int hpsa_add_sas_device(struct hpsa_sas_node *hpsa_sas_node,

rc = hpsa_sas_port_add_rphy(hpsa_sas_port, rphy);
if (rc)
- goto free_sas_port;
+ goto free_sas_rphy;

return 0;

+free_sas_rphy:
+ sas_rphy_free(rphy);
free_sas_port:
hpsa_free_sas_port(hpsa_sas_port);
device->sas_port = NULL;
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 7760b9a1e0ae..96c45cc091a6 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -10772,11 +10772,19 @@ static struct notifier_block ipr_notifier = {
**/
static int __init ipr_init(void)
{
+ int rc;
+
ipr_info("IBM Power RAID SCSI Device Driver version: %s %s\n",
IPR_DRIVER_VERSION, IPR_DRIVER_DATE);

register_reboot_notifier(&ipr_notifier);
- return pci_register_driver(&ipr_driver);
+ rc = pci_register_driver(&ipr_driver);
+ if (rc) {
+ unregister_reboot_notifier(&ipr_notifier);
+ return rc;
+ }
+
+ return 0;
}

/**
diff --git a/drivers/scsi/snic/snic_disc.c b/drivers/scsi/snic/snic_disc.c
index b106596cc0cf..69c5e26a9d5b 100644
--- a/drivers/scsi/snic/snic_disc.c
+++ b/drivers/scsi/snic/snic_disc.c
@@ -317,6 +317,9 @@ snic_tgt_create(struct snic *snic, struct snic_tgt_id *tgtid)
ret);

put_device(&snic->shost->shost_gendev);
+ spin_lock_irqsave(snic->shost->host_lock, flags);
+ list_del(&tgt->list);
+ spin_unlock_irqrestore(snic->shost->host_lock, flags);
kfree(tgt);
tgt = NULL;

diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index 5248649b0b41..5faafe677341 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -72,7 +72,7 @@ static DEFINE_MUTEX(knav_dev_lock);
* Newest followed by older ones. Search is done from start of the array
* until a firmware file is found.
*/
-const char *knav_acc_firmwares[] = {"ks2_qmss_pdsp_acc48.bin"};
+static const char * const knav_acc_firmwares[] = {"ks2_qmss_pdsp_acc48.bin"};

/**
* knav_queue_notify: qmss queue notfier call
diff --git a/drivers/soc/ux500/ux500-soc-id.c b/drivers/soc/ux500/ux500-soc-id.c
index 6c1be74e5fcc..86a1a3c408df 100644
--- a/drivers/soc/ux500/ux500-soc-id.c
+++ b/drivers/soc/ux500/ux500-soc-id.c
@@ -159,20 +159,18 @@ static ssize_t ux500_get_process(struct device *dev,
static const char *db8500_read_soc_id(struct device_node *backupram)
{
void __iomem *base;
- void __iomem *uid;
const char *retstr;
+ u32 uid[5];

base = of_iomap(backupram, 0);
if (!base)
return NULL;
- uid = base + 0x1fc0;
+ memcpy_fromio(uid, base + 0x1fc0, sizeof(uid));

/* Throw these device-specific numbers into the entropy pool */
- add_device_randomness(uid, 0x14);
+ add_device_randomness(uid, sizeof(uid));
retstr = kasprintf(GFP_KERNEL, "%08x%08x%08x%08x%08x",
- readl((u32 *)uid+0),
- readl((u32 *)uid+1), readl((u32 *)uid+2),
- readl((u32 *)uid+3), readl((u32 *)uid+4));
+ uid[0], uid[1], uid[2], uid[3], uid[4]);
iounmap(base);
return retstr;
}
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index 247475aa522e..23c917342943 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -1508,9 +1508,9 @@ static int rtllib_rx_Monitor(struct rtllib_device *ieee, struct sk_buff *skb,
hdrlen += 4;
}

- rtllib_monitor_rx(ieee, skb, rx_stats, hdrlen);
ieee->stats.rx_packets++;
ieee->stats.rx_bytes += skb->len;
+ rtllib_monitor_rx(ieee, skb, rx_stats, hdrlen);

return 1;
}
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
index 89cbc077a48d..085cc86e7c32 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
@@ -965,9 +965,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
#endif

if (ieee->iw_mode == IW_MODE_MONITOR) {
+ unsigned int len = skb->len;
+
ieee80211_monitor_rx(ieee, skb, rx_stats);
stats->rx_packets++;
- stats->rx_bytes += skb->len;
+ stats->rx_bytes += len;
return 1;
}

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index ad1d665e9962..59092f1d2856 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -1048,6 +1048,9 @@ static void pl011_dma_rx_callback(void *data)
*/
static inline void pl011_dma_rx_stop(struct uart_amba_port *uap)
{
+ if (!uap->using_rx_dma)
+ return;
+
/* FIXME. Just disable the DMA enable */
uap->dmacr &= ~UART011_RXDMAE;
pl011_write(uap->dmacr, uap, REG_DMACR);
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 30b577384a1d..e8d450fdbb04 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -753,6 +753,7 @@ static void pch_request_dma(struct uart_port *port)
if (!chan) {
dev_err(priv->port.dev, "%s:dma_request_channel FAILS(Tx)\n",
__func__);
+ pci_dev_put(dma_dev);
return;
}
priv->chan_tx = chan;
@@ -769,6 +770,7 @@ static void pch_request_dma(struct uart_port *port)
__func__);
dma_release_channel(priv->chan_tx);
priv->chan_tx = NULL;
+ pci_dev_put(dma_dev);
return;
}

@@ -776,6 +778,8 @@ static void pch_request_dma(struct uart_port *port)
priv->rx_buf_virt = dma_alloc_coherent(port->dev, port->fifosize,
&priv->rx_buf_dma, GFP_KERNEL);
priv->chan_rx = chan;
+
+ pci_dev_put(dma_dev);
}

static void pch_dma_rx_complete(void *arg)
diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c
index b5e3195b3697..60fc4ed3f042 100644
--- a/drivers/tty/serial/sunsab.c
+++ b/drivers/tty/serial/sunsab.c
@@ -1138,7 +1138,13 @@ static int __init sunsab_init(void)
}
}

- return platform_driver_register(&sab_driver);
+ err = platform_driver_register(&sab_driver);
+ if (err) {
+ kfree(sunsab_ports);
+ sunsab_ports = NULL;
+ }
+
+ return err;
}

static void __exit sunsab_exit(void)
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c
index a00b4aee6c79..b4b7fa05b29b 100644
--- a/drivers/uio/uio_dmem_genirq.c
+++ b/drivers/uio/uio_dmem_genirq.c
@@ -113,8 +113,10 @@ static irqreturn_t uio_dmem_genirq_handler(int irq, struct uio_info *dev_info)
* remember the state so we can allow user space to enable it later.
*/

+ spin_lock(&priv->lock);
if (!test_and_set_bit(0, &priv->flags))
disable_irq_nosync(irq);
+ spin_unlock(&priv->lock);

return IRQ_HANDLED;
}
@@ -128,20 +130,19 @@ static int uio_dmem_genirq_irqcontrol(struct uio_info *dev_info, s32 irq_on)
* in the interrupt controller, but keep track of the
* state to prevent per-irq depth damage.
*
- * Serialize this operation to support multiple tasks.
+ * Serialize this operation to support multiple tasks and concurrency
+ * with irq handler on SMP systems.
*/

spin_lock_irqsave(&priv->lock, flags);
if (irq_on) {
if (test_and_clear_bit(0, &priv->flags))
enable_irq(dev_info->irq);
- spin_unlock_irqrestore(&priv->lock, flags);
} else {
- if (!test_and_set_bit(0, &priv->flags)) {
- spin_unlock_irqrestore(&priv->lock, flags);
- disable_irq(dev_info->irq);
- }
+ if (!test_and_set_bit(0, &priv->flags))
+ disable_irq_nosync(dev_info->irq);
}
+ spin_unlock_irqrestore(&priv->lock, flags);

return 0;
}
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 89da34ef7b3f..83d2db09ae7c 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -220,8 +220,9 @@ uvc_function_ep0_complete(struct usb_ep *ep, struct usb_request *req)

memset(&v4l2_event, 0, sizeof(v4l2_event));
v4l2_event.type = UVC_EVENT_DATA;
- uvc_event->data.length = req->actual;
- memcpy(&uvc_event->data.data, req->buf, req->actual);
+ uvc_event->data.length = min_t(unsigned int, req->actual,
+ sizeof(uvc_event->data.data));
+ memcpy(&uvc_event->data.data, req->buf, uvc_event->data.length);
v4l2_event_queue(&uvc->vdev, &v4l2_event);
}
}
diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
index 9e102ba9cf66..88415a3a9b43 100644
--- a/drivers/usb/gadget/udc/fotg210-udc.c
+++ b/drivers/usb/gadget/udc/fotg210-udc.c
@@ -636,10 +636,10 @@ static void fotg210_request_error(struct fotg210_udc *fotg210)
static void fotg210_set_address(struct fotg210_udc *fotg210,
struct usb_ctrlrequest *ctrl)
{
- if (ctrl->wValue >= 0x0100) {
+ if (le16_to_cpu(ctrl->wValue) >= 0x0100) {
fotg210_request_error(fotg210);
} else {
- fotg210_set_dev_addr(fotg210, ctrl->wValue);
+ fotg210_set_dev_addr(fotg210, le16_to_cpu(ctrl->wValue));
fotg210_set_cxdone(fotg210);
}
}
@@ -720,17 +720,17 @@ static void fotg210_get_status(struct fotg210_udc *fotg210,

switch (ctrl->bRequestType & USB_RECIP_MASK) {
case USB_RECIP_DEVICE:
- fotg210->ep0_data = 1 << USB_DEVICE_SELF_POWERED;
+ fotg210->ep0_data = cpu_to_le16(1 << USB_DEVICE_SELF_POWERED);
break;
case USB_RECIP_INTERFACE:
- fotg210->ep0_data = 0;
+ fotg210->ep0_data = cpu_to_le16(0);
break;
case USB_RECIP_ENDPOINT:
epnum = ctrl->wIndex & USB_ENDPOINT_NUMBER_MASK;
if (epnum)
fotg210->ep0_data =
- fotg210_is_epnstall(fotg210->ep[epnum])
- << USB_ENDPOINT_HALT;
+ cpu_to_le16(fotg210_is_epnstall(fotg210->ep[epnum])
+ << USB_ENDPOINT_HALT);
else
fotg210_request_error(fotg210);
break;
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index ddb795a5cd75..7cfa0529a4b2 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -193,6 +193,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */
{ USB_DEVICE(0x17A8, 0x0001) }, /* Kamstrup Optical Eye/3-wire */
{ USB_DEVICE(0x17A8, 0x0005) }, /* Kamstrup M-Bus Master MultiPort 250D */
+ { USB_DEVICE(0x17A8, 0x0011) }, /* Kamstrup 444 MHz RF sniffer */
+ { USB_DEVICE(0x17A8, 0x0013) }, /* Kamstrup 870 MHz RF sniffer */
{ USB_DEVICE(0x17A8, 0x0101) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Int Ant) */
{ USB_DEVICE(0x17A8, 0x0102) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Ext Ant) */
{ USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c
index 878b4b8761f5..3dbd60540372 100644
--- a/drivers/usb/storage/alauda.c
+++ b/drivers/usb/storage/alauda.c
@@ -450,6 +450,8 @@ static int alauda_init_media(struct us_data *us)
+ MEDIA_INFO(us).blockshift + MEDIA_INFO(us).pageshift);
MEDIA_INFO(us).pba_to_lba = kcalloc(num_zones, sizeof(u16*), GFP_NOIO);
MEDIA_INFO(us).lba_to_pba = kcalloc(num_zones, sizeof(u16*), GFP_NOIO);
+ if (MEDIA_INFO(us).pba_to_lba == NULL || MEDIA_INFO(us).lba_to_pba == NULL)
+ return USB_STOR_TRANSPORT_ERROR;

if (alauda_reset_media(us) != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index 9b1b6c1e218d..d5b15630050b 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -77,12 +77,11 @@ static int vfio_platform_acpi_call_reset(struct vfio_platform_device *vdev,
const char **extra_dbg)
{
#ifdef CONFIG_ACPI
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
struct device *dev = vdev->device;
acpi_handle handle = ACPI_HANDLE(dev);
acpi_status acpi_ret;

- acpi_ret = acpi_evaluate_object(handle, "_RST", NULL, &buffer);
+ acpi_ret = acpi_evaluate_object(handle, "_RST", NULL, NULL);
if (ACPI_FAILURE(acpi_ret)) {
if (extra_dbg)
*extra_dbg = acpi_format_exception(acpi_ret);
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index c0d4e645f3b5..e2c51e2ffc80 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -2471,7 +2471,6 @@ config FB_SSD1307
select FB_SYS_COPYAREA
select FB_SYS_IMAGEBLIT
select FB_DEFERRED_IO
- select PWM
select FB_BACKLIGHT
help
This driver implements support for the Solomon SSD1307
diff --git a/drivers/video/fbdev/pm2fb.c b/drivers/video/fbdev/pm2fb.c
index 9b32b9fc44a5..6e8bd281ee0f 100644
--- a/drivers/video/fbdev/pm2fb.c
+++ b/drivers/video/fbdev/pm2fb.c
@@ -1527,8 +1527,10 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}

info = framebuffer_alloc(sizeof(struct pm2fb_par), &pdev->dev);
- if (!info)
- return -ENOMEM;
+ if (!info) {
+ err = -ENOMEM;
+ goto err_exit_disable;
+ }
default_par = info->par;

switch (pdev->device) {
@@ -1709,6 +1711,8 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
release_mem_region(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len);
err_exit_neither:
framebuffer_release(info);
+ err_exit_disable:
+ pci_disable_device(pdev);
return retval;
}

@@ -1735,6 +1739,7 @@ static void pm2fb_remove(struct pci_dev *pdev)
fb_dealloc_cmap(&info->cmap);
kfree(info->pixmap.addr);
framebuffer_release(info);
+ pci_disable_device(pdev);
}

static struct pci_device_id pm2fb_id_table[] = {
diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c
index 9fe0d0bcdf62..01a3d9931348 100644
--- a/drivers/video/fbdev/uvesafb.c
+++ b/drivers/video/fbdev/uvesafb.c
@@ -1776,6 +1776,7 @@ static int uvesafb_probe(struct platform_device *dev)
out_unmap:
iounmap(info->screen_base);
out_mem:
+ arch_phys_wc_del(par->mtrr_handle);
release_mem_region(info->fix.smem_start, info->fix.smem_len);
out_reg:
release_region(0x3c0, 32);
diff --git a/drivers/video/fbdev/vermilion/vermilion.c b/drivers/video/fbdev/vermilion/vermilion.c
index 1c1e95a0b8fa..9774e9513ad0 100644
--- a/drivers/video/fbdev/vermilion/vermilion.c
+++ b/drivers/video/fbdev/vermilion/vermilion.c
@@ -291,8 +291,10 @@ static int vmlfb_get_gpu(struct vml_par *par)

mutex_unlock(&vml_mutex);

- if (pci_enable_device(par->gpu) < 0)
+ if (pci_enable_device(par->gpu) < 0) {
+ pci_dev_put(par->gpu);
return -ENODEV;
+ }

return 0;
}
diff --git a/drivers/video/fbdev/via/via-core.c b/drivers/video/fbdev/via/via-core.c
index 1d28e16888e9..84f7835956a9 100644
--- a/drivers/video/fbdev/via/via-core.c
+++ b/drivers/video/fbdev/via/via-core.c
@@ -775,7 +775,14 @@ static int __init via_core_init(void)
return ret;
viafb_i2c_init();
viafb_gpio_init();
- return pci_register_driver(&via_driver);
+ ret = pci_register_driver(&via_driver);
+ if (ret) {
+ viafb_gpio_exit();
+ viafb_i2c_exit();
+ return ret;
+ }
+
+ return 0;
}

static void __exit via_core_exit(void)
diff --git a/drivers/vme/bridges/vme_fake.c b/drivers/vme/bridges/vme_fake.c
index e81ec763b555..150ee8b3507f 100644
--- a/drivers/vme/bridges/vme_fake.c
+++ b/drivers/vme/bridges/vme_fake.c
@@ -1077,6 +1077,8 @@ static int __init fake_init(void)

/* We need a fake parent device */
vme_root = __root_device_register("vme", THIS_MODULE);
+ if (IS_ERR(vme_root))
+ return PTR_ERR(vme_root);

/* If we want to support more than one bridge at some point, we need to
* dynamically allocate this so we get one per device.
diff --git a/drivers/vme/bridges/vme_tsi148.c b/drivers/vme/bridges/vme_tsi148.c
index fc1b634b969a..2058403f8806 100644
--- a/drivers/vme/bridges/vme_tsi148.c
+++ b/drivers/vme/bridges/vme_tsi148.c
@@ -1778,6 +1778,7 @@ static int tsi148_dma_list_add(struct vme_dma_list *list,
return 0;

err_dma:
+ list_del(&entry->list);
err_dest:
err_source:
err_align:
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 2bda9245cabe..558e4007131e 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -42,10 +42,10 @@ static LIST_HEAD(entries);
static int enabled = 1;

enum {Enabled, Magic};
-#define MISC_FMT_PRESERVE_ARGV0 (1 << 31)
-#define MISC_FMT_OPEN_BINARY (1 << 30)
-#define MISC_FMT_CREDENTIALS (1 << 29)
-#define MISC_FMT_OPEN_FILE (1 << 28)
+#define MISC_FMT_PRESERVE_ARGV0 (1UL << 31)
+#define MISC_FMT_OPEN_BINARY (1UL << 30)
+#define MISC_FMT_CREDENTIALS (1UL << 29)
+#define MISC_FMT_OPEN_FILE (1UL << 28)

typedef struct {
struct list_head list;
diff --git a/fs/char_dev.c b/fs/char_dev.c
index 1bbb966c0783..9f79fd345e79 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -528,7 +528,7 @@ int cdev_device_add(struct cdev *cdev, struct device *dev)
}

rc = device_add(dev);
- if (rc)
+ if (rc && dev->devt)
cdev_del(cdev);

return rc;
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index a4a76f1d275c..3d71b37073ce 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2599,7 +2599,7 @@ cifs_set_cifscreds(struct smb_vol *vol __attribute__((unused)),
static struct cifs_ses *
cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
{
- int rc = -ENOMEM;
+ int rc = 0;
unsigned int xid;
struct cifs_ses *ses;
struct sockaddr_in *addr = (struct sockaddr_in *)&server->dstaddr;
@@ -2641,6 +2641,8 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
return ses;
}

+ rc = -ENOMEM;
+
cifs_dbg(FYI, "Existing smb sess not found\n");
ses = sesInfoAlloc();
if (ses == NULL)
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 1b62bd9e7312..75372afe2525 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -476,7 +476,7 @@ enum {
*
* It's not paranoia if the Murphy's Law really *is* out to get you. :-)
*/
-#define TEST_FLAG_VALUE(FLAG) (EXT4_##FLAG##_FL == (1 << EXT4_INODE_##FLAG))
+#define TEST_FLAG_VALUE(FLAG) (EXT4_##FLAG##_FL == (1U << EXT4_INODE_##FLAG))
#define CHECK_FLAG_VALUE(FLAG) BUILD_BUG_ON(!TEST_FLAG_VALUE(FLAG))

static inline void ext4_check_flag_values(void)
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index ff7e1ac6ee53..30165eb46c32 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -147,6 +147,7 @@ static Indirect *ext4_get_branch(struct inode *inode, int depth,
struct super_block *sb = inode->i_sb;
Indirect *p = chain;
struct buffer_head *bh;
+ unsigned int key;
int ret = -EIO;

*err = 0;
@@ -155,7 +156,13 @@ static Indirect *ext4_get_branch(struct inode *inode, int depth,
if (!p->key)
goto no_block;
while (--depth) {
- bh = sb_getblk(sb, le32_to_cpu(p->key));
+ key = le32_to_cpu(p->key);
+ if (key > ext4_blocks_count(EXT4_SB(sb)->s_es)) {
+ /* the block was out of range */
+ ret = -EFSCORRUPTED;
+ goto failure;
+ }
+ bh = sb_getblk(sb, key);
if (unlikely(!bh)) {
ret = -ENOMEM;
goto failure;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index f1bcf89e1ae6..83360503d4d6 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4321,9 +4321,17 @@ static int __ext4_get_inode_loc(struct inode *inode,
inodes_per_block = EXT4_SB(sb)->s_inodes_per_block;
inode_offset = ((inode->i_ino - 1) %
EXT4_INODES_PER_GROUP(sb));
- block = ext4_inode_table(sb, gdp) + (inode_offset / inodes_per_block);
iloc->offset = (inode_offset % inodes_per_block) * EXT4_INODE_SIZE(sb);

+ block = ext4_inode_table(sb, gdp);
+ if ((block <= le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block)) ||
+ (block >= ext4_blocks_count(EXT4_SB(sb)->s_es))) {
+ ext4_error(sb, "Invalid inode table block %llu in "
+ "block_group %u", block, iloc->block_group);
+ return -EFSCORRUPTED;
+ }
+ block += (inode_offset / inodes_per_block);
+
bh = sb_getblk(sb, block);
if (unlikely(!bh))
return -ENOMEM;
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index e7384a6e6a08..ac9f678ac4ae 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -134,7 +134,7 @@ static long swap_inode_boot_loader(struct super_block *sb,
/* Protect extent tree against block allocations via delalloc */
ext4_double_down_write_data_sem(inode, inode_bl);

- if (inode_bl->i_nlink == 0) {
+ if (is_bad_inode(inode_bl) || !S_ISREG(inode_bl->i_mode)) {
/* this inode has never been used as a BOOT_LOADER */
set_nlink(inode_bl, 1);
i_uid_write(inode_bl, 0);
@@ -333,6 +333,10 @@ static int ext4_ioctl_setproject(struct file *filp, __u32 projid)
if (IS_NOQUOTA(inode))
goto out_unlock;

+ err = dquot_initialize(inode);
+ if (err)
+ goto out_unlock;
+
err = ext4_get_inode_loc(inode, &iloc);
if (err)
goto out_unlock;
@@ -345,10 +349,6 @@ static int ext4_ioctl_setproject(struct file *filp, __u32 projid)
}
brelse(iloc.bh);

- err = dquot_initialize(inode);
- if (err)
- return err;
-
handle = ext4_journal_start(inode, EXT4_HT_QUOTA,
EXT4_QUOTA_INIT_BLOCKS(sb) +
EXT4_QUOTA_DEL_BLOCKS(sb) + 3);
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 1281181215aa..1ed95357eb52 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3862,6 +3862,9 @@ static int ext4_cross_rename(struct inode *old_dir, struct dentry *old_dentry,
return -EXDEV;

retval = dquot_initialize(old.dir);
+ if (retval)
+ return retval;
+ retval = dquot_initialize(old.inode);
if (retval)
return retval;
retval = dquot_initialize(new.dir);
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 6b14ecb382df..e6e9225c881d 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -974,19 +974,11 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,

goal = ext4_group_first_block_no(sb,
EXT4_I(inode)->i_block_group);
-
- /* non-extent files can't have physical blocks past 2^32 */
- if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)))
- goal = goal & EXT4_MAX_BLOCK_FILE_PHYS;
-
block = ext4_new_meta_blocks(handle, inode, goal, 0,
NULL, &error);
if (error)
goto cleanup;

- if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)))
- BUG_ON(block > EXT4_MAX_BLOCK_FILE_PHYS);
-
ea_idebug(inode, "creating block %llu",
(unsigned long long)block);

diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index de0d6d4c46b6..cd4eee5b8358 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -452,6 +452,8 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
/* panic? */
return -EIO;

+ if (HFS_I(main_inode)->cat_key.CName.len > HFS_NAMELEN)
+ return -EIO;
fd.search_key->cat = HFS_I(main_inode)->cat_key;
if (hfs_brec_find(&fd))
/* panic? */
diff --git a/fs/hfs/trans.c b/fs/hfs/trans.c
index 39f5e343bf4d..fdb0edb8a607 100644
--- a/fs/hfs/trans.c
+++ b/fs/hfs/trans.c
@@ -109,7 +109,7 @@ void hfs_asc2mac(struct super_block *sb, struct hfs_name *out, const struct qstr
if (nls_io) {
wchar_t ch;

- while (srclen > 0) {
+ while (srclen > 0 && dstlen > 0) {
size = nls_io->char2uni(src, srclen, &ch);
if (size < 0) {
ch = '?';
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index 35cd703c6604..bbc72087dd4c 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -198,6 +198,8 @@ struct hfsplus_sb_info {
#define HFSPLUS_SB_HFSX 3
#define HFSPLUS_SB_CASEFOLD 4
#define HFSPLUS_SB_NOBARRIER 5
+#define HFSPLUS_SB_UID 6
+#define HFSPLUS_SB_GID 7

static inline struct hfsplus_sb_info *HFSPLUS_SB(struct super_block *sb)
{
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index cfd380e2743d..f5ed9269c276 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -186,11 +186,11 @@ static void hfsplus_get_perms(struct inode *inode,
mode = be16_to_cpu(perms->mode);

i_uid_write(inode, be32_to_cpu(perms->owner));
- if (!i_uid_read(inode) && !mode)
+ if ((test_bit(HFSPLUS_SB_UID, &sbi->flags)) || (!i_uid_read(inode) && !mode))
inode->i_uid = sbi->uid;

i_gid_write(inode, be32_to_cpu(perms->group));
- if (!i_gid_read(inode) && !mode)
+ if ((test_bit(HFSPLUS_SB_GID, &sbi->flags)) || (!i_gid_read(inode) && !mode))
inode->i_gid = sbi->gid;

if (dir) {
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index bb806e58c977..f7465e0a9247 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -139,6 +139,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
if (!uid_valid(sbi->uid)) {
pr_err("invalid uid specified\n");
return 0;
+ } else {
+ set_bit(HFSPLUS_SB_UID, &sbi->flags);
}
break;
case opt_gid:
@@ -150,6 +152,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
if (!gid_valid(sbi->gid)) {
pr_err("invalid gid specified\n");
return 0;
+ } else {
+ set_bit(HFSPLUS_SB_GID, &sbi->flags);
}
break;
case opt_part:
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index a07fbb60ac3c..0ca1ad2610df 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -168,7 +168,7 @@ int dbMount(struct inode *ipbmap)
struct bmap *bmp;
struct dbmap_disk *dbmp_le;
struct metapage *mp;
- int i;
+ int i, err;

/*
* allocate/initialize the in-memory bmap descriptor
@@ -183,8 +183,8 @@ int dbMount(struct inode *ipbmap)
BMAPBLKNO << JFS_SBI(ipbmap->i_sb)->l2nbperpage,
PSIZE, 0);
if (mp == NULL) {
- kfree(bmp);
- return -EIO;
+ err = -EIO;
+ goto err_kfree_bmp;
}

/* copy the on-disk bmap descriptor to its in-memory version. */
@@ -194,9 +194,8 @@ int dbMount(struct inode *ipbmap)
bmp->db_l2nbperpage = le32_to_cpu(dbmp_le->dn_l2nbperpage);
bmp->db_numag = le32_to_cpu(dbmp_le->dn_numag);
if (!bmp->db_numag) {
- release_metapage(mp);
- kfree(bmp);
- return -EINVAL;
+ err = -EINVAL;
+ goto err_release_metapage;
}

bmp->db_maxlevel = le32_to_cpu(dbmp_le->dn_maxlevel);
@@ -207,6 +206,16 @@ int dbMount(struct inode *ipbmap)
bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth);
bmp->db_agstart = le32_to_cpu(dbmp_le->dn_agstart);
bmp->db_agl2size = le32_to_cpu(dbmp_le->dn_agl2size);
+ if (bmp->db_agl2size > L2MAXL2SIZE - L2MAXAG) {
+ err = -EINVAL;
+ goto err_release_metapage;
+ }
+
+ if (((bmp->db_mapsize - 1) >> bmp->db_agl2size) > MAXAG) {
+ err = -EINVAL;
+ goto err_release_metapage;
+ }
+
for (i = 0; i < MAXAG; i++)
bmp->db_agfree[i] = le64_to_cpu(dbmp_le->dn_agfree[i]);
bmp->db_agsize = le64_to_cpu(dbmp_le->dn_agsize);
@@ -227,6 +236,12 @@ int dbMount(struct inode *ipbmap)
BMAP_LOCK_INIT(bmp);

return (0);
+
+err_release_metapage:
+ release_metapage(mp);
+err_kfree_bmp:
+ kfree(bmp);
+ return err;
}

diff --git a/fs/libfs.c b/fs/libfs.c
index 835d25e33509..75eeddc35b57 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -861,8 +861,8 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
EXPORT_SYMBOL_GPL(simple_attr_read);

/* interpret the buffer as a number to call the set function with */
-ssize_t simple_attr_write(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
+static ssize_t simple_attr_write_xsigned(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos, bool is_signed)
{
struct simple_attr *attr;
unsigned long long val;
@@ -883,7 +883,10 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
goto out;

attr->set_buf[size] = '\0';
- ret = kstrtoull(attr->set_buf, 0, &val);
+ if (is_signed)
+ ret = kstrtoll(attr->set_buf, 0, &val);
+ else
+ ret = kstrtoull(attr->set_buf, 0, &val);
if (ret)
goto out;
ret = attr->set(attr->data, val);
@@ -893,8 +896,21 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
mutex_unlock(&attr->mutex);
return ret;
}
+
+ssize_t simple_attr_write(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return simple_attr_write_xsigned(file, buf, len, ppos, false);
+}
EXPORT_SYMBOL_GPL(simple_attr_write);

+ssize_t simple_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return simple_attr_write_xsigned(file, buf, len, ppos, true);
+}
+EXPORT_SYMBOL_GPL(simple_attr_write_signed);
+
/**
* generic_fh_to_dentry - generic helper for the fh_to_dentry export operation
* @sb: filesystem to do the file handle conversion on
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 5baf6ed7732d..4771fc16d7d1 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1822,18 +1822,18 @@ static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context
}

static int nfs4_open_recover_helper(struct nfs4_opendata *opendata,
- fmode_t fmode)
+ fmode_t fmode)
{
struct nfs4_state *newstate;
+ struct nfs_server *server = NFS_SB(opendata->dentry->d_sb);
+ int openflags = opendata->o_arg.open_flags;
int ret;

if (!nfs4_mode_match_open_stateid(opendata->state, fmode))
return 0;
- opendata->o_arg.open_flags = 0;
opendata->o_arg.fmode = fmode;
- opendata->o_arg.share_access = nfs4_map_atomic_open_share(
- NFS_SB(opendata->dentry->d_sb),
- fmode, 0);
+ opendata->o_arg.share_access =
+ nfs4_map_atomic_open_share(server, fmode, openflags);
memset(&opendata->o_res, 0, sizeof(opendata->o_res));
memset(&opendata->c_res, 0, sizeof(opendata->c_res));
nfs4_init_opendata_res(opendata);
@@ -2411,10 +2411,15 @@ static int _nfs4_open_expired(struct nfs_open_context *ctx, struct nfs4_state *s
struct nfs4_opendata *opendata;
int ret;

- opendata = nfs4_open_recoverdata_alloc(ctx, state,
- NFS4_OPEN_CLAIM_FH);
+ opendata = nfs4_open_recoverdata_alloc(ctx, state, NFS4_OPEN_CLAIM_FH);
if (IS_ERR(opendata))
return PTR_ERR(opendata);
+ /*
+ * We're not recovering a delegation, so ask for no delegation.
+ * Otherwise the recovery thread could deadlock with an outstanding
+ * delegation return.
+ */
+ opendata->o_arg.open_flags = O_DIRECT;
ret = nfs4_open_recover(opendata, state);
if (ret == -ESTALE)
d_drop(ctx->dentry);
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index b50c97c6aecb..fc5583531fc0 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -4160,12 +4160,10 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap,
if (unlikely(!p))
goto out_overflow;
if (len < NFS4_MAXLABELLEN) {
- if (label) {
- if (label->len) {
- if (label->len < len)
- return -ERANGE;
- memcpy(label->label, p, len);
- }
+ if (label && label->len) {
+ if (label->len < len)
+ return -ERANGE;
+ memcpy(label->label, p, len);
label->len = len;
label->pi = pi;
label->lfs = lfs;
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 172f697864ab..39d6b5c53131 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -808,7 +808,6 @@ static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *c
} else {
if (!conn->cb_xprt)
return -EINVAL;
- clp->cl_cb_conn.cb_xprt = conn->cb_xprt;
clp->cl_cb_session = ses;
args.bc_xprt = conn->cb_xprt;
args.prognumber = clp->cl_cb_session->se_cb_prog;
@@ -828,6 +827,9 @@ static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *c
rpc_shutdown_client(client);
return PTR_ERR(cred);
}
+
+ if (clp->cl_minorversion != 0)
+ clp->cl_cb_conn.cb_xprt = conn->cb_xprt;
clp->cl_cb_client = client;
clp->cl_cb_cred = cred;
return 0;
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 9bbdd152c296..3e143c2da06d 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -22,6 +22,7 @@
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <linux/random.h>
+#include <linux/log2.h>
#include <linux/crc32.h>
#include "nilfs.h"
#include "segment.h"
@@ -457,11 +458,33 @@ static int nilfs_valid_sb(struct nilfs_super_block *sbp)
return crc == le32_to_cpu(sbp->s_sum);
}

-static int nilfs_sb2_bad_offset(struct nilfs_super_block *sbp, u64 offset)
+/**
+ * nilfs_sb2_bad_offset - check the location of the second superblock
+ * @sbp: superblock raw data buffer
+ * @offset: byte offset of second superblock calculated from device size
+ *
+ * nilfs_sb2_bad_offset() checks if the position on the second
+ * superblock is valid or not based on the filesystem parameters
+ * stored in @sbp. If @offset points to a location within the segment
+ * area, or if the parameters themselves are not normal, it is
+ * determined to be invalid.
+ *
+ * Return Value: true if invalid, false if valid.
+ */
+static bool nilfs_sb2_bad_offset(struct nilfs_super_block *sbp, u64 offset)
{
- return offset < ((le64_to_cpu(sbp->s_nsegments) *
- le32_to_cpu(sbp->s_blocks_per_segment)) <<
- (le32_to_cpu(sbp->s_log_block_size) + 10));
+ unsigned int shift_bits = le32_to_cpu(sbp->s_log_block_size);
+ u32 blocks_per_segment = le32_to_cpu(sbp->s_blocks_per_segment);
+ u64 nsegments = le64_to_cpu(sbp->s_nsegments);
+ u64 index;
+
+ if (blocks_per_segment < NILFS_SEG_MIN_BLOCKS ||
+ shift_bits > ilog2(NILFS_MAX_BLOCK_SIZE) - BLOCK_SIZE_BITS)
+ return true;
+
+ index = offset >> (shift_bits + BLOCK_SIZE_BITS);
+ do_div(index, blocks_per_segment);
+ return index < nsegments;
}

static void nilfs_release_super_block(struct the_nilfs *nilfs)
diff --git a/fs/ocfs2/stackglue.c b/fs/ocfs2/stackglue.c
index 03e1c6cd6f3c..52ee7c90dc5c 100644
--- a/fs/ocfs2/stackglue.c
+++ b/fs/ocfs2/stackglue.c
@@ -715,6 +715,8 @@ static struct ctl_table_header *ocfs2_table_header;

static int __init ocfs2_stack_glue_init(void)
{
+ int ret;
+
strcpy(cluster_stack_name, OCFS2_STACK_PLUGIN_O2CB);

ocfs2_table_header = register_sysctl_table(ocfs2_root_table);
@@ -724,7 +726,11 @@ static int __init ocfs2_stack_glue_init(void)
return -ENOMEM; /* or something. */
}

- return ocfs2_sysfs_init();
+ ret = ocfs2_sysfs_init();
+ if (ret)
+ unregister_sysctl_table(ocfs2_table_header);
+
+ return ret;
}

static void __exit ocfs2_stack_glue_exit(void)
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index 7d7df003f9d8..401d70944e49 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -253,6 +253,8 @@ static int orangefs_kernel_debug_init(void)
void orangefs_debugfs_cleanup(void)
{
debugfs_remove_recursive(debug_dir);
+ kfree(debug_help_string);
+ debug_help_string = NULL;
}

/* open ORANGEFS_KMOD_DEBUG_HELP_FILE */
@@ -706,6 +708,7 @@ int orangefs_prepare_debugfs_help_string(int at_boot)
memset(debug_help_string, 0, DEBUG_HELP_STRING_SIZE);
strlcat(debug_help_string, new, string_size);
mutex_unlock(&orangefs_help_file_lock);
+ kfree(new);
}

rc = 0;
diff --git a/fs/orangefs/orangefs-mod.c b/fs/orangefs/orangefs-mod.c
index 4113eb0495bf..74b8ee19e167 100644
--- a/fs/orangefs/orangefs-mod.c
+++ b/fs/orangefs/orangefs-mod.c
@@ -147,7 +147,7 @@ static int __init orangefs_init(void)
gossip_err("%s: could not initialize device subsystem %d!\n",
__func__,
ret);
- goto cleanup_device;
+ goto cleanup_sysfs;
}

ret = register_filesystem(&orangefs_fs_type);
@@ -159,11 +159,11 @@ static int __init orangefs_init(void)
goto out;
}

- orangefs_sysfs_exit();
-
-cleanup_device:
orangefs_dev_cleanup();

+cleanup_sysfs:
+ orangefs_sysfs_exit();
+
sysfs_init_failed:

debugfs_init_failed:
diff --git a/fs/pnode.c b/fs/pnode.c
index 64e9a401d67d..7cb21856de2c 100644
--- a/fs/pnode.c
+++ b/fs/pnode.c
@@ -247,7 +247,7 @@ static int propagate_one(struct mount *m)
}
do {
struct mount *parent = last_source->mnt_parent;
- if (last_source == first_source)
+ if (peers(last_source, first_source))
break;
done = parent->mnt_master == p;
if (done && peers(n, parent))
diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
index 11e558efd61e..b56cf56ae926 100644
--- a/fs/pstore/ram_core.c
+++ b/fs/pstore/ram_core.c
@@ -418,7 +418,11 @@ static void *persistent_ram_vmap(phys_addr_t start, size_t size,
phys_addr_t addr = page_start + i * PAGE_SIZE;
pages[i] = pfn_to_page(addr >> PAGE_SHIFT);
}
- vaddr = vmap(pages, page_count, VM_MAP, prot);
+ /*
+ * VM_IOREMAP used here to bypass this region during vread()
+ * and kmap_atomic() (i.e. kcore) to avoid __va() failures.
+ */
+ vaddr = vmap(pages, page_count, VM_MAP | VM_IOREMAP, prot);
kfree(pages);

/*
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index 1c900f322089..c58aafadd784 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -695,6 +695,7 @@ static int reiserfs_create(struct inode *dir, struct dentry *dentry, umode_t mod

out_failed:
reiserfs_write_unlock(dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}

@@ -778,6 +779,7 @@ static int reiserfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode

out_failed:
reiserfs_write_unlock(dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}

@@ -876,6 +878,7 @@ static int reiserfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode
retval = journal_end(&th);
out_failed:
reiserfs_write_unlock(dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}

@@ -1191,6 +1194,7 @@ static int reiserfs_symlink(struct inode *parent_dir,
retval = journal_end(&th);
out_failed:
reiserfs_write_unlock(parent_dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}

diff --git a/fs/reiserfs/xattr_security.c b/fs/reiserfs/xattr_security.c
index e4cbb7719906..ae241b94ba93 100644
--- a/fs/reiserfs/xattr_security.c
+++ b/fs/reiserfs/xattr_security.c
@@ -48,6 +48,7 @@ int reiserfs_security_init(struct inode *dir, struct inode *inode,
int error;

sec->name = NULL;
+ sec->value = NULL;

/* Don't add selinux attributes on xattrs - they'll never get used */
if (IS_PRIVATE(dir))
@@ -93,7 +94,6 @@ int reiserfs_security_write(struct reiserfs_transaction_handle *th,

void reiserfs_security_free(struct reiserfs_security_handle *sec)
{
- kfree(sec->name);
kfree(sec->value);
sec->name = NULL;
sec->value = NULL;
diff --git a/fs/sysv/itree.c b/fs/sysv/itree.c
index 08d3e630b49c..f5b0837511cf 100644
--- a/fs/sysv/itree.c
+++ b/fs/sysv/itree.c
@@ -437,7 +437,7 @@ static unsigned sysv_nblocks(struct super_block *s, loff_t size)
res += blocks;
direct = 1;
}
- return blocks;
+ return res;
}

int sysv_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
index e0fd65fe73e8..6f2bfbf248c9 100644
--- a/fs/udf/balloc.c
+++ b/fs/udf/balloc.c
@@ -531,8 +531,7 @@ static int udf_table_prealloc_blocks(struct super_block *sb,
udf_write_aext(table, &epos, &eloc,
(etype << 30) | elen, 1);
} else
- udf_delete_aext(table, epos, eloc,
- (etype << 30) | elen);
+ udf_delete_aext(table, epos);
} else {
alloc_count = 0;
}
@@ -627,7 +626,7 @@ static int udf_table_new_block(struct super_block *sb,
if (goal_elen)
udf_write_aext(table, &goal_epos, &goal_eloc, goal_elen, 1);
else
- udf_delete_aext(table, goal_epos, goal_eloc, goal_elen);
+ udf_delete_aext(table, goal_epos);
brelse(goal_epos.bh);

udf_add_free_space(sb, partition, -1);
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index fab5a9506bcf..750e797a7d65 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -442,6 +442,12 @@ static int udf_get_block(struct inode *inode, sector_t block,
iinfo->i_next_alloc_goal++;
}

+ /*
+ * Block beyond EOF and prealloc extents? Just discard preallocation
+ * as it is not useful and complicates things.
+ */
+ if (((loff_t)block) << inode->i_blkbits > iinfo->i_lenExtents)
+ udf_discard_prealloc(inode);
udf_clear_extent_cache(inode);
phys = inode_getblk(inode, block, &err, &new);
if (!phys)
@@ -491,8 +497,6 @@ static int udf_do_extend_file(struct inode *inode,
uint32_t add;
int count = 0, fake = !(last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
struct super_block *sb = inode->i_sb;
- struct kernel_lb_addr prealloc_loc = {};
- int prealloc_len = 0;
struct udf_inode_info *iinfo;
int err;

@@ -513,19 +517,6 @@ static int udf_do_extend_file(struct inode *inode,
~(sb->s_blocksize - 1);
}

- /* Last extent are just preallocated blocks? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_ALLOCATED) {
- /* Save the extent so that we can reattach it to the end */
- prealloc_loc = last_ext->extLocation;
- prealloc_len = last_ext->extLength;
- /* Mark the extent as a hole */
- last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
- last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
- }
-
/* Can we merge with the previous extent? */
if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
EXT_NOT_RECORDED_NOT_ALLOCATED) {
@@ -553,7 +544,7 @@ static int udf_do_extend_file(struct inode *inode,
* more extents, we may need to enter possible following
* empty indirect extent.
*/
- if (new_block_bytes || prealloc_len)
+ if (new_block_bytes)
udf_next_aext(inode, last_pos, &tmploc, &tmplen, 0);
}

@@ -587,17 +578,6 @@ static int udf_do_extend_file(struct inode *inode,
}

out:
- /* Do we have some preallocated blocks saved? */
- if (prealloc_len) {
- err = udf_add_aext(inode, last_pos, &prealloc_loc,
- prealloc_len, 1);
- if (err)
- return err;
- last_ext->extLocation = prealloc_loc;
- last_ext->extLength = prealloc_len;
- count++;
- }
-
/* last_pos should point to the last written extent... */
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
last_pos->offset -= sizeof(struct short_ad);
@@ -613,13 +593,17 @@ static int udf_do_extend_file(struct inode *inode,
static void udf_do_extend_final_block(struct inode *inode,
struct extent_position *last_pos,
struct kernel_long_ad *last_ext,
- uint32_t final_block_len)
+ uint32_t new_elen)
{
- struct super_block *sb = inode->i_sb;
uint32_t added_bytes;

- added_bytes = final_block_len -
- (last_ext->extLength & (sb->s_blocksize - 1));
+ /*
+ * Extent already large enough? It may be already rounded up to block
+ * size...
+ */
+ if (new_elen <= (last_ext->extLength & UDF_EXTENT_LENGTH_MASK))
+ return;
+ added_bytes = (last_ext->extLength & UDF_EXTENT_LENGTH_MASK) - new_elen;
last_ext->extLength += added_bytes;
UDF_I(inode)->i_lenExtents += added_bytes;

@@ -636,12 +620,12 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
int8_t etype;
struct super_block *sb = inode->i_sb;
sector_t first_block = newsize >> sb->s_blocksize_bits, offset;
- unsigned long partial_final_block;
+ loff_t new_elen;
int adsize;
struct udf_inode_info *iinfo = UDF_I(inode);
struct kernel_long_ad extent;
int err = 0;
- int within_final_block;
+ bool within_last_ext;

if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
adsize = sizeof(struct short_ad);
@@ -650,8 +634,17 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
else
BUG();

+ /*
+ * When creating hole in file, just don't bother with preserving
+ * preallocation. It likely won't be very useful anyway.
+ */
+ udf_discard_prealloc(inode);
+
etype = inode_bmap(inode, first_block, &epos, &eloc, &elen, &offset);
- within_final_block = (etype != -1);
+ within_last_ext = (etype != -1);
+ /* We don't expect extents past EOF... */
+ WARN_ON_ONCE(within_last_ext &&
+ elen > ((loff_t)offset + 1) << inode->i_blkbits);

if ((!epos.bh && epos.offset == udf_file_entry_alloc_offset(inode)) ||
(epos.bh && epos.offset == sizeof(struct allocExtDesc))) {
@@ -667,19 +660,17 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
extent.extLength |= etype << 30;
}

- partial_final_block = newsize & (sb->s_blocksize - 1);
+ new_elen = ((loff_t)offset << inode->i_blkbits) |
+ (newsize & (sb->s_blocksize - 1));

/* File has extent covering the new size (could happen when extending
* inside a block)?
*/
- if (within_final_block) {
+ if (within_last_ext) {
/* Extending file within the last file block */
- udf_do_extend_final_block(inode, &epos, &extent,
- partial_final_block);
+ udf_do_extend_final_block(inode, &epos, &extent, new_elen);
} else {
- loff_t add = ((loff_t)offset << sb->s_blocksize_bits) |
- partial_final_block;
- err = udf_do_extend_file(inode, &epos, &extent, add);
+ err = udf_do_extend_file(inode, &epos, &extent, new_elen);
}

if (err < 0)
@@ -783,10 +774,11 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
return newblock;
}

- /* Are we beyond EOF? */
+ /* Are we beyond EOF and preallocated extent? */
if (etype == -1) {
int ret;
loff_t hole_len;
+
isBeyondEOF = true;
if (count) {
if (c)
@@ -1200,8 +1192,7 @@ static void udf_update_extents(struct inode *inode,

if (startnum > endnum) {
for (i = 0; i < (startnum - endnum); i++)
- udf_delete_aext(inode, *epos, laarr[i].extLocation,
- laarr[i].extLength);
+ udf_delete_aext(inode, *epos);
} else if (startnum < endnum) {
for (i = 0; i < (endnum - startnum); i++) {
udf_insert_aext(inode, *epos, laarr[i].extLocation,
@@ -2235,14 +2226,15 @@ static int8_t udf_insert_aext(struct inode *inode, struct extent_position epos,
return (nelen >> 30);
}

-int8_t udf_delete_aext(struct inode *inode, struct extent_position epos,
- struct kernel_lb_addr eloc, uint32_t elen)
+int8_t udf_delete_aext(struct inode *inode, struct extent_position epos)
{
struct extent_position oepos;
int adsize;
int8_t etype;
struct allocExtDesc *aed;
struct udf_inode_info *iinfo;
+ struct kernel_lb_addr eloc;
+ uint32_t elen;

if (epos.bh) {
get_bh(epos.bh);
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index aefa939176e1..0ab842460ed3 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -1112,8 +1112,9 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
return -EINVAL;

ofi = udf_find_entry(old_dir, &old_dentry->d_name, &ofibh, &ocfi);
- if (IS_ERR(ofi)) {
- retval = PTR_ERR(ofi);
+ if (!ofi || IS_ERR(ofi)) {
+ if (IS_ERR(ofi))
+ retval = PTR_ERR(ofi);
goto end_rename;
}

@@ -1122,8 +1123,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,

brelse(ofibh.sbh);
tloc = lelb_to_cpu(ocfi.icb.extLocation);
- if (!ofi || udf_get_lb_pblock(old_dir->i_sb, &tloc, 0)
- != old_inode->i_ino)
+ if (udf_get_lb_pblock(old_dir->i_sb, &tloc, 0) != old_inode->i_ino)
goto end_rename;

nfi = udf_find_entry(new_dir, &new_dentry->d_name, &nfibh, &ncfi);
diff --git a/fs/udf/truncate.c b/fs/udf/truncate.c
index c6ce7503a329..d2e53b668977 100644
--- a/fs/udf/truncate.c
+++ b/fs/udf/truncate.c
@@ -120,60 +120,42 @@ void udf_truncate_tail_extent(struct inode *inode)

void udf_discard_prealloc(struct inode *inode)
{
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
+ struct extent_position prev_epos = {};
struct kernel_lb_addr eloc;
uint32_t elen;
uint64_t lbcount = 0;
int8_t etype = -1, netype;
- int adsize;
struct udf_inode_info *iinfo = UDF_I(inode);
+ int bsize = 1 << inode->i_blkbits;

if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB ||
- inode->i_size == iinfo->i_lenExtents)
+ ALIGN(inode->i_size, bsize) == ALIGN(iinfo->i_lenExtents, bsize))
return;

- if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
- adsize = sizeof(struct short_ad);
- else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)
- adsize = sizeof(struct long_ad);
- else
- adsize = 0;
-
epos.block = iinfo->i_location;

/* Find the last extent in the file */
- while ((netype = udf_next_aext(inode, &epos, &eloc, &elen, 1)) != -1) {
- etype = netype;
+ while ((netype = udf_next_aext(inode, &epos, &eloc, &elen, 0)) != -1) {
+ brelse(prev_epos.bh);
+ prev_epos = epos;
+ if (prev_epos.bh)
+ get_bh(prev_epos.bh);
+
+ etype = udf_next_aext(inode, &epos, &eloc, &elen, 1);
lbcount += elen;
}
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- epos.offset -= adsize;
lbcount -= elen;
- extent_trunc(inode, &epos, &eloc, etype, elen, 0);
- if (!epos.bh) {
- iinfo->i_lenAlloc =
- epos.offset -
- udf_file_entry_alloc_offset(inode);
- mark_inode_dirty(inode);
- } else {
- struct allocExtDesc *aed =
- (struct allocExtDesc *)(epos.bh->b_data);
- aed->lengthAllocDescs =
- cpu_to_le32(epos.offset -
- sizeof(struct allocExtDesc));
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
- UDF_SB(inode->i_sb)->s_udfrev >= 0x0201)
- udf_update_tag(epos.bh->b_data, epos.offset);
- else
- udf_update_tag(epos.bh->b_data,
- sizeof(struct allocExtDesc));
- mark_buffer_dirty_inode(epos.bh, inode);
- }
+ udf_delete_aext(inode, prev_epos);
+ udf_free_blocks(inode->i_sb, inode, &eloc, 0,
+ DIV_ROUND_UP(elen, 1 << inode->i_blkbits));
}
/* This inode entry is in-memory only and thus we don't have to mark
* the inode dirty */
iinfo->i_lenExtents = lbcount;
brelse(epos.bh);
+ brelse(prev_epos.bh);
}

static void udf_update_alloc_ext_desc(struct inode *inode,
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index 263829ef1873..c46f75d528bb 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -160,8 +160,7 @@ extern int udf_add_aext(struct inode *, struct extent_position *,
struct kernel_lb_addr *, uint32_t, int);
extern void udf_write_aext(struct inode *, struct extent_position *,
struct kernel_lb_addr *, uint32_t, int);
-extern int8_t udf_delete_aext(struct inode *, struct extent_position,
- struct kernel_lb_addr, uint32_t);
+extern int8_t udf_delete_aext(struct inode *, struct extent_position);
extern int8_t udf_next_aext(struct inode *, struct extent_position *,
struct kernel_lb_addr *, uint32_t *, int);
extern int8_t udf_current_aext(struct inode *, struct extent_position *,
diff --git a/fs/xattr.c b/fs/xattr.c
index c0fd99c95aa1..d66983d1e57c 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -1017,7 +1017,7 @@ static int xattr_list_one(char **buffer, ssize_t *remaining_size,
ssize_t simple_xattr_list(struct inode *inode, struct simple_xattrs *xattrs,
char *buffer, size_t size)
{
- bool trusted = capable(CAP_SYS_ADMIN);
+ bool trusted = ns_capable_noaudit(&init_user_ns, CAP_SYS_ADMIN);
struct simple_xattr *xattr;
ssize_t remaining_size = size;
int err = 0;
diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h
index e9851100c0f7..4b1c142be08c 100644
--- a/include/asm-generic/tlb.h
+++ b/include/asm-generic/tlb.h
@@ -60,6 +60,12 @@ struct mmu_table_batch {
extern void tlb_table_flush(struct mmu_gather *tlb);
extern void tlb_remove_table(struct mmu_gather *tlb, void *table);

+void tlb_remove_table_sync_one(void);
+
+#else
+
+static inline void tlb_remove_table_sync_one(void) { }
+
#endif

/*
diff --git a/include/linux/can/platform/sja1000.h b/include/linux/can/platform/sja1000.h
index 93570b61ec6c..919f3329d822 100644
--- a/include/linux/can/platform/sja1000.h
+++ b/include/linux/can/platform/sja1000.h
@@ -13,7 +13,7 @@
#define OCR_MODE_TEST 0x01
#define OCR_MODE_NORMAL 0x02
#define OCR_MODE_CLOCK 0x03
-#define OCR_MODE_MASK 0x07
+#define OCR_MODE_MASK 0x03
#define OCR_TX0_INVERT 0x04
#define OCR_TX0_PULLDOWN 0x08
#define OCR_TX0_PULLUP 0x10
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index ff0b981f078e..c5a383162c0b 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -56,7 +56,7 @@ static inline struct eventfd_ctx *eventfd_ctx_fdget(int fd)
return ERR_PTR(-ENOSYS);
}

-static inline int eventfd_signal(struct eventfd_ctx *ctx, int n)
+static inline int eventfd_signal(struct eventfd_ctx *ctx, __u64 n)
{
return -ENOSYS;
}
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9e4a75005280..a794954e2c8e 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3132,7 +3132,7 @@ void simple_transaction_set(struct file *file, size_t n);
* All attributes contain a text representation of a numeric value
* that are accessed with the get() and set() functions.
*/
-#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
+#define DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, __is_signed) \
static int __fops ## _open(struct inode *inode, struct file *file) \
{ \
__simple_attr_check_format(__fmt, 0ull); \
@@ -3143,10 +3143,16 @@ static const struct file_operations __fops = { \
.open = __fops ## _open, \
.release = simple_attr_release, \
.read = simple_attr_read, \
- .write = simple_attr_write, \
+ .write = (__is_signed) ? simple_attr_write_signed : simple_attr_write, \
.llseek = generic_file_llseek, \
}

+#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
+ DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, false)
+
+#define DEFINE_SIMPLE_ATTRIBUTE_SIGNED(__fops, __get, __set, __fmt) \
+ DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, true)
+
static inline __printf(1, 2)
void __simple_attr_check_format(const char *fmt, ...)
{
@@ -3161,6 +3167,8 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
size_t len, loff_t *ppos);
ssize_t simple_attr_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos);
+ssize_t simple_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos);

struct ctl_table;
int proc_nr_files(struct ctl_table *table, int write,
diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h
index 42868a9b4365..df7841c6fdf4 100644
--- a/include/linux/timerqueue.h
+++ b/include/linux/timerqueue.h
@@ -34,7 +34,7 @@ struct timerqueue_node *timerqueue_getnext(struct timerqueue_head *head)
{
struct rb_node *leftmost = rb_first_cached(&head->rb_root);

- return rb_entry(leftmost, struct timerqueue_node, node);
+ return rb_entry_safe(leftmost, struct timerqueue_node, node);
}

static inline void timerqueue_init(struct timerqueue_node *node)
diff --git a/include/net/mrp.h b/include/net/mrp.h
index 31912c3be772..9338d6305159 100644
--- a/include/net/mrp.h
+++ b/include/net/mrp.h
@@ -119,6 +119,7 @@ struct mrp_applicant {
struct sk_buff *pdu;
struct rb_root mad;
struct rcu_head rcu;
+ bool active;
};

struct mrp_port {
diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h
index 51502eabdb05..0915a8781eae 100644
--- a/include/uapi/linux/swab.h
+++ b/include/uapi/linux/swab.h
@@ -2,7 +2,7 @@
#define _UAPI_LINUX_SWAB_H

#include <linux/types.h>
-#include <linux/compiler.h>
+#include <linux/stddef.h>
#include <asm/bitsperlong.h>
#include <asm/swab.h>

diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h
index 7b7659a79ac4..98c8f6b56dff 100644
--- a/include/uapi/sound/asequencer.h
+++ b/include/uapi/sound/asequencer.h
@@ -343,10 +343,10 @@ typedef int __bitwise snd_seq_client_type_t;
#define KERNEL_CLIENT ((__force snd_seq_client_type_t) 2)

/* event filter flags */
-#define SNDRV_SEQ_FILTER_BROADCAST (1<<0) /* accept broadcast messages */
-#define SNDRV_SEQ_FILTER_MULTICAST (1<<1) /* accept multicast messages */
-#define SNDRV_SEQ_FILTER_BOUNCE (1<<2) /* accept bounce event in error */
-#define SNDRV_SEQ_FILTER_USE_EVENT (1<<31) /* use event filter */
+#define SNDRV_SEQ_FILTER_BROADCAST (1U<<0) /* accept broadcast messages */
+#define SNDRV_SEQ_FILTER_MULTICAST (1U<<1) /* accept multicast messages */
+#define SNDRV_SEQ_FILTER_BOUNCE (1U<<2) /* accept bounce event in error */
+#define SNDRV_SEQ_FILTER_USE_EVENT (1U<<31) /* use event filter */

struct snd_seq_client_info {
int client; /* client number to inquire */
diff --git a/kernel/acct.c b/kernel/acct.c
index 37f1dc696fbd..928ed84f50df 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -328,6 +328,8 @@ static comp_t encode_comp_t(unsigned long value)
exp++;
}

+ if (exp > (((comp_t) ~0U) >> MANTSIZE))
+ return (comp_t) ~0U;
/*
* Clean it up and polish it off.
*/
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 58ef731d52c7..a25b5a8182ec 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -8864,13 +8864,15 @@ static int pmu_dev_alloc(struct pmu *pmu)

pmu->dev->groups = pmu->attr_groups;
device_initialize(pmu->dev);
- ret = dev_set_name(pmu->dev, "%s", pmu->name);
- if (ret)
- goto free_dev;

dev_set_drvdata(pmu->dev, pmu);
pmu->dev->bus = &pmu_bus;
pmu->dev->release = pmu_dev_release;
+
+ ret = dev_set_name(pmu->dev, "%s", pmu->name);
+ if (ret)
+ goto free_dev;
+
ret = device_add(pmu->dev);
if (ret)
goto free_dev;
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index a221c118f381..65bf44cf4090 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -84,6 +84,7 @@ struct gcov_fn_info {
* @version: gcov version magic indicating the gcc version used for compilation
* @next: list head for a singly-linked list
* @stamp: uniquifying time stamp
+ * @checksum: unique object checksum
* @filename: name of the associated gcov data file
* @merge: merge functions (null for unused counter type)
* @n_functions: number of instrumented functions
@@ -96,6 +97,10 @@ struct gcov_info {
unsigned int version;
struct gcov_info *next;
unsigned int stamp;
+ /* Since GCC 12.1 a checksum field is added. */
+#if (__GNUC__ >= 12)
+ unsigned int checksum;
+#endif
const char *filename;
void (*merge[GCOV_COUNTERS])(gcov_type *, unsigned int);
unsigned int n_functions;
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 5dfac92521fa..b02850cfc8ee 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1677,8 +1677,8 @@ static unsigned long minimum_image_size(unsigned long saveable)
* /sys/power/reserved_size, respectively). To make this happen, we compute the
* total number of available page frames and allocate at least
*
- * ([page frames total] + PAGES_FOR_IO + [metadata pages]) / 2
- * + 2 * DIV_ROUND_UP(reserved_size, PAGE_SIZE)
+ * ([page frames total] - PAGES_FOR_IO - [metadata pages]) / 2
+ * - 2 * DIV_ROUND_UP(reserved_size, PAGE_SIZE)
*
* of them, which corresponds to the maximum size of a hibernation image.
*
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 056107787f4a..c6b58ff8ea72 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -1517,7 +1517,8 @@ blk_trace_event_print_binary(struct trace_iterator *iter, int flags,

static enum print_line_t blk_tracer_print_line(struct trace_iterator *iter)
{
- if (!(blk_tracer_flags.val & TRACE_BLK_OPT_CLASSIC))
+ if ((iter->ent->type != TRACE_BLK) ||
+ !(blk_tracer_flags.val & TRACE_BLK_OPT_CLASSIC))
return TRACE_TYPE_UNHANDLED;

return print_one_line(iter, true);
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index de1638df2b09..f614a5fee614 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5226,7 +5226,20 @@ tracing_read_pipe(struct file *filp, char __user *ubuf,

ret = print_trace_line(iter);
if (ret == TRACE_TYPE_PARTIAL_LINE) {
- /* don't print partial lines */
+ /*
+ * If one print_trace_line() fills entire trace_seq in one shot,
+ * trace_seq_to_user() will returns -EBUSY because save_len == 0,
+ * In this case, we need to consume it, otherwise, loop will peek
+ * this event next time, resulting in an infinite loop.
+ */
+ if (save_len == 0) {
+ iter->seq.full = 0;
+ trace_seq_puts(&iter->seq, "[LINE TOO BIG]\n");
+ trace_consume(iter);
+ break;
+ }
+
+ /* In other cases, don't print partial lines */
iter->seq.seq.len = save_len;
break;
}
diff --git a/lib/notifier-error-inject.c b/lib/notifier-error-inject.c
index eb4a04afea80..125ea8ce23a4 100644
--- a/lib/notifier-error-inject.c
+++ b/lib/notifier-error-inject.c
@@ -14,7 +14,7 @@ static int debugfs_errno_get(void *data, u64 *val)
return 0;
}

-DEFINE_SIMPLE_ATTRIBUTE(fops_errno, debugfs_errno_get, debugfs_errno_set,
+DEFINE_SIMPLE_ATTRIBUTE_SIGNED(fops_errno, debugfs_errno_get, debugfs_errno_set,
"%lld\n");

static struct dentry *debugfs_create_errno(const char *name, umode_t mode,
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 0f1bdbae45e2..04080415b47d 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -20,6 +20,19 @@
#include <asm/pgalloc.h>
#include "internal.h"

+/* gross hack for <=4.19 stable */
+#if defined(CONFIG_S390) || defined(CONFIG_ARM)
+static void tlb_remove_table_smp_sync(void *arg)
+{
+ /* Simply deliver the interrupt */
+}
+
+static void tlb_remove_table_sync_one(void)
+{
+ smp_call_function(tlb_remove_table_smp_sync, NULL, 1);
+}
+#endif
+
enum scan_result {
SCAN_FAIL,
SCAN_SUCCEED,
@@ -1044,6 +1057,7 @@ static void collapse_huge_page(struct mm_struct *mm,
_pmd = pmdp_collapse_flush(vma, address, pmd);
spin_unlock(pmd_ptl);
mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end);
+ tlb_remove_table_sync_one();

spin_lock(pte_ptl);
isolated = __collapse_huge_page_isolate(vma, address, pte);
@@ -1288,12 +1302,20 @@ static void retract_page_tables(struct address_space *mapping, pgoff_t pgoff)
*/
if (down_write_trylock(&mm->mmap_sem)) {
if (!khugepaged_test_exit(mm)) {
- spinlock_t *ptl = pmd_lock(mm, pmd);
+ spinlock_t *ptl;
+ unsigned long end = addr + HPAGE_PMD_SIZE;
+
+ mmu_notifier_invalidate_range_start(mm, addr,
+ end);
+ ptl = pmd_lock(mm, pmd);
/* assume page table is clear */
_pmd = pmdp_collapse_flush(vma, addr, pmd);
spin_unlock(ptl);
atomic_long_dec(&mm->nr_ptes);
+ tlb_remove_table_sync_one();
pte_free(mm, pmd_pgtable(_pmd));
+ mmu_notifier_invalidate_range_end(mm, addr,
+ end);
}
up_write(&mm->mmap_sem);
}
diff --git a/mm/memory.c b/mm/memory.c
index 36d46e19df96..a93ea671b8f1 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -349,6 +349,11 @@ static void tlb_remove_table_smp_sync(void *arg)
/* Simply deliver the interrupt */
}

+void tlb_remove_table_sync_one(void)
+{
+ smp_call_function(tlb_remove_table_smp_sync, NULL, 1);
+}
+
static void tlb_remove_table_one(void *table)
{
/*
diff --git a/net/802/mrp.c b/net/802/mrp.c
index 4ee3af3d400b..ac6b6374a1fc 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -610,7 +610,10 @@ static void mrp_join_timer(unsigned long data)
spin_unlock(&app->lock);

mrp_queue_xmit(app);
- mrp_join_timer_arm(app);
+ spin_lock(&app->lock);
+ if (likely(app->active))
+ mrp_join_timer_arm(app);
+ spin_unlock(&app->lock);
}

static void mrp_periodic_timer_arm(struct mrp_applicant *app)
@@ -624,11 +627,12 @@ static void mrp_periodic_timer(unsigned long data)
struct mrp_applicant *app = (struct mrp_applicant *)data;

spin_lock(&app->lock);
- mrp_mad_event(app, MRP_EVENT_PERIODIC);
- mrp_pdu_queue(app);
+ if (likely(app->active)) {
+ mrp_mad_event(app, MRP_EVENT_PERIODIC);
+ mrp_pdu_queue(app);
+ mrp_periodic_timer_arm(app);
+ }
spin_unlock(&app->lock);
-
- mrp_periodic_timer_arm(app);
}

static int mrp_pdu_parse_end_mark(struct sk_buff *skb, int *offset)
@@ -876,6 +880,7 @@ int mrp_init_applicant(struct net_device *dev, struct mrp_application *appl)
app->dev = dev;
app->app = appl;
app->mad = RB_ROOT;
+ app->active = true;
spin_lock_init(&app->lock);
skb_queue_head_init(&app->queue);
rcu_assign_pointer(dev->mrp_port->applicants[appl->type], app);
@@ -905,6 +910,9 @@ void mrp_uninit_applicant(struct net_device *dev, struct mrp_application *appl)

RCU_INIT_POINTER(port->applicants[appl->type], NULL);

+ spin_lock_bh(&app->lock);
+ app->active = false;
+ spin_unlock_bh(&app->lock);
/* Delete timer and generate a final TX event to flush out
* all pending messages before the applicant is gone.
*/
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 6f99da11d207..61ffa0f12925 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -4181,7 +4181,7 @@ void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status,
*req_complete_skb = bt_cb(skb)->hci.req_complete_skb;
else
*req_complete = bt_cb(skb)->hci.req_complete;
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
}
spin_unlock_irqrestore(&hdev->cmd_q.lock, flags);
}
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 5e7fb30b2320..cbf0a9d5aabc 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4183,7 +4183,8 @@ static inline int l2cap_config_req(struct l2cap_conn *conn,

chan->ident = cmd->ident;
l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, len, rsp);
- chan->num_conf_rsp++;
+ if (chan->num_conf_rsp < L2CAP_CONF_MAX_CONF_RSP)
+ chan->num_conf_rsp++;

/* Reset config buffer. */
chan->conf_len = 0;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 5dcdbffdee49..0186fbe06281 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1693,6 +1693,9 @@ unsigned char *__pskb_pull_tail(struct sk_buff *skb, int delta)
insp = list;
} else {
/* Eaten partially. */
+ if (skb_is_gso(skb) && !list->head_frag &&
+ skb_headlen(list))
+ skb_shinfo(skb)->gso_type |= SKB_GSO_DODGY;

if (skb_shared(list)) {
/* Sucks! We need to fork list. :-( */
diff --git a/net/core/stream.c b/net/core/stream.c
index 05b63feac7e5..6f5979c6f2b0 100644
--- a/net/core/stream.c
+++ b/net/core/stream.c
@@ -193,6 +193,12 @@ void sk_stream_kill_queues(struct sock *sk)
/* First the read buffer. */
__skb_queue_purge(&sk->sk_receive_queue);

+ /* Next, the error queue.
+ * We need to use queue lock, because other threads might
+ * add packets to the queue without socket lock being held.
+ */
+ skb_queue_purge(&sk->sk_error_queue);
+
/* Next, the write queue. */
WARN_ON(!skb_queue_empty(&sk->sk_write_queue));

diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 58bd39fb14b4..1f530a9b0357 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -163,6 +163,7 @@ EXPORT_SYMBOL_GPL(udp_tunnel_xmit_skb);
void udp_tunnel_sock_release(struct socket *sock)
{
rcu_assign_sk_user_data(sock->sk, NULL);
+ synchronize_rcu();
kernel_sock_shutdown(sock, SHUT_RDWR);
sock_release(sock);
}
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 56999d8528a4..e4404f5053ae 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -944,6 +944,7 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
struct sw_flow_mask mask;
struct sk_buff *reply;
struct datapath *dp;
+ struct sw_flow_key *key;
struct sw_flow_actions *acts;
struct sw_flow_match match;
u32 ufid_flags = ovs_nla_get_ufid_flags(a[OVS_FLOW_ATTR_UFID_FLAGS]);
@@ -971,24 +972,26 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
}

/* Extract key. */
- ovs_match_init(&match, &new_flow->key, false, &mask);
+ key = kzalloc(sizeof(*key), GFP_KERNEL);
+ if (!key) {
+ error = -ENOMEM;
+ goto err_kfree_key;
+ }
+
+ ovs_match_init(&match, key, false, &mask);
error = ovs_nla_get_match(net, &match, a[OVS_FLOW_ATTR_KEY],
a[OVS_FLOW_ATTR_MASK], log);
if (error)
goto err_kfree_flow;

+ ovs_flow_mask_key(&new_flow->key, key, true, &mask);
+
/* Extract flow identifier. */
error = ovs_nla_get_identifier(&new_flow->id, a[OVS_FLOW_ATTR_UFID],
- &new_flow->key, log);
+ key, log);
if (error)
goto err_kfree_flow;

- /* unmasked key is needed to match when ufid is not used. */
- if (ovs_identifier_is_key(&new_flow->id))
- match.key = new_flow->id.unmasked_key;
-
- ovs_flow_mask_key(&new_flow->key, &new_flow->key, true, &mask);
-
/* Validate actions. */
error = ovs_nla_copy_actions(net, a[OVS_FLOW_ATTR_ACTIONS],
&new_flow->key, &acts, log);
@@ -1015,7 +1018,7 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
if (ovs_identifier_is_ufid(&new_flow->id))
flow = ovs_flow_tbl_lookup_ufid(&dp->table, &new_flow->id);
if (!flow)
- flow = ovs_flow_tbl_lookup(&dp->table, &new_flow->key);
+ flow = ovs_flow_tbl_lookup(&dp->table, key);
if (likely(!flow)) {
rcu_assign_pointer(new_flow->sf_acts, acts);

@@ -1085,6 +1088,8 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)

if (reply)
ovs_notify(&dp_flow_genl_family, reply, info);
+
+ kfree(key);
return 0;

err_unlock_ovs:
@@ -1094,6 +1099,8 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
ovs_nla_free_flow_actions(acts);
err_kfree_flow:
ovs_flow_free(new_flow, false);
+err_kfree_key:
+ kfree(key);
error:
return error;
}
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index d4d6f9c91e8c..59340d633253 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -259,6 +259,8 @@ static int tcf_em_validate(struct tcf_proto *tp,
* the value carried.
*/
if (em_hdr->flags & TCF_EM_SIMPLE) {
+ if (em->ops->datalen > 0)
+ goto errout;
if (data_len < sizeof(u32))
goto errout;
em->data = *(u32 *) data;
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index eef2f732fbe3..9447670b5a63 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1275,7 +1275,7 @@ static int rpc_sockname(struct net *net, struct sockaddr *sap, size_t salen,
break;
default:
err = -EAFNOSUPPORT;
- goto out;
+ goto out_release;
}
if (err < 0) {
dprintk("RPC: can't bind UDP socket (%d)\n", err);
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index c09efcdf72d2..d096ef9d1c89 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -1738,7 +1738,11 @@ static int vmci_transport_dgram_enqueue(
if (!dg)
return -ENOMEM;

- memcpy_from_msg(VMCI_DG_PAYLOAD(dg), msg, len);
+ err = memcpy_from_msg(VMCI_DG_PAYLOAD(dg), msg, len);
+ if (err) {
+ kfree(dg);
+ return err;
+ }

dg->dst = vmci_make_handle(remote_addr->svm_cid,
remote_addr->svm_port);
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index db3bdc91c520..22856d9e1102 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -87,6 +87,17 @@ static int dev_exceptions_copy(struct list_head *dest, struct list_head *orig)
return -ENOMEM;
}

+static void dev_exceptions_move(struct list_head *dest, struct list_head *orig)
+{
+ struct dev_exception_item *ex, *tmp;
+
+ lockdep_assert_held(&devcgroup_mutex);
+
+ list_for_each_entry_safe(ex, tmp, orig, list) {
+ list_move_tail(&ex->list, dest);
+ }
+}
+
/*
* called under devcgroup_mutex
*/
@@ -608,11 +619,13 @@ static int devcgroup_update_access(struct dev_cgroup *devcgroup,
int count, rc = 0;
struct dev_exception_item ex;
struct dev_cgroup *parent = css_to_devcgroup(devcgroup->css.parent);
+ struct dev_cgroup tmp_devcgrp;

if (!capable(CAP_SYS_ADMIN))
return -EPERM;

memset(&ex, 0, sizeof(ex));
+ memset(&tmp_devcgrp, 0, sizeof(tmp_devcgrp));
b = buffer;

switch (*b) {
@@ -624,15 +637,27 @@ static int devcgroup_update_access(struct dev_cgroup *devcgroup,

if (!may_allow_all(parent))
return -EPERM;
- dev_exception_clean(devcgroup);
- devcgroup->behavior = DEVCG_DEFAULT_ALLOW;
- if (!parent)
+ if (!parent) {
+ devcgroup->behavior = DEVCG_DEFAULT_ALLOW;
+ dev_exception_clean(devcgroup);
break;
+ }

+ INIT_LIST_HEAD(&tmp_devcgrp.exceptions);
+ rc = dev_exceptions_copy(&tmp_devcgrp.exceptions,
+ &devcgroup->exceptions);
+ if (rc)
+ return rc;
+ dev_exception_clean(devcgroup);
rc = dev_exceptions_copy(&devcgroup->exceptions,
&parent->exceptions);
- if (rc)
+ if (rc) {
+ dev_exceptions_move(&devcgroup->exceptions,
+ &tmp_devcgrp.exceptions);
return rc;
+ }
+ devcgroup->behavior = DEVCG_DEFAULT_ALLOW;
+ dev_exception_clean(&tmp_devcgrp);
break;
case DEVCG_DENY:
if (css_has_online_children(&devcgroup->css))
diff --git a/security/integrity/ima/ima_template.c b/security/integrity/ima/ima_template.c
index febd12ed9b55..fdba86fa90ee 100644
--- a/security/integrity/ima/ima_template.c
+++ b/security/integrity/ima/ima_template.c
@@ -171,11 +171,11 @@ static int template_desc_init_fields(const char *template_fmt,
}

if (fields && num_fields) {
- *fields = kmalloc_array(i, sizeof(*fields), GFP_KERNEL);
+ *fields = kmalloc_array(i, sizeof(**fields), GFP_KERNEL);
if (*fields == NULL)
return -ENOMEM;

- memcpy(*fields, found_fields, i * sizeof(*fields));
+ memcpy(*fields, found_fields, i * sizeof(**fields));
*num_fields = i;
}

diff --git a/sound/drivers/mts64.c b/sound/drivers/mts64.c
index fd4d18df84d3..03b1b49c1afe 100644
--- a/sound/drivers/mts64.c
+++ b/sound/drivers/mts64.c
@@ -830,6 +830,9 @@ static void snd_mts64_interrupt(void *private)
u8 status, data;
struct snd_rawmidi_substream *substream;

+ if (!mts)
+ return;
+
spin_lock(&mts->lock);
ret = mts64_read(mts->pardev->port);
data = ret & 0x00ff;
diff --git a/sound/pci/asihpi/hpioctl.c b/sound/pci/asihpi/hpioctl.c
index 0d5ff00cdabc..90245f9d6c36 100644
--- a/sound/pci/asihpi/hpioctl.c
+++ b/sound/pci/asihpi/hpioctl.c
@@ -355,7 +355,7 @@ int asihpi_adapter_probe(struct pci_dev *pci_dev,
pci_dev->device, pci_dev->subsystem_vendor,
pci_dev->subsystem_device, pci_dev->devfn);

- if (pci_enable_device(pci_dev) < 0) {
+ if (pcim_enable_device(pci_dev) < 0) {
dev_err(&pci_dev->dev,
"pci_enable_device failed, disabling device\n");
return -EIO;
diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c
index c0807b82399a..614d39258e40 100644
--- a/sound/soc/codecs/pcm512x.c
+++ b/sound/soc/codecs/pcm512x.c
@@ -1475,7 +1475,7 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap)
if (val > 6) {
dev_err(dev, "Invalid pll-in\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
pcm512x->pll_in = val;
}
@@ -1484,7 +1484,7 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap)
if (val > 6) {
dev_err(dev, "Invalid pll-out\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
pcm512x->pll_out = val;
}
@@ -1493,12 +1493,12 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap)
dev_err(dev,
"Error: both pll-in and pll-out, or none\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
if (pcm512x->pll_in && pcm512x->pll_in == pcm512x->pll_out) {
dev_err(dev, "Error: pll-in == pll-out\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
}
#endif
diff --git a/sound/soc/codecs/rt5670.c b/sound/soc/codecs/rt5670.c
index fdc14e50d3b9..13b944bcde71 100644
--- a/sound/soc/codecs/rt5670.c
+++ b/sound/soc/codecs/rt5670.c
@@ -3028,8 +3028,6 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
if (ret < 0)
goto err;

- pm_runtime_put(&i2c->dev);
-
return 0;
err:
pm_runtime_disable(&i2c->dev);
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index f289762cd676..1feeeed4bfb2 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3704,7 +3704,12 @@ static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
} else {
dev_dbg(codec->dev, "Jack not detected\n");

+ /* Release wm8994->accdet_lock to avoid deadlock:
+ * cancel_delayed_work_sync() takes wm8994->mic_work internal
+ * lock and wm1811_mic_work takes wm8994->accdet_lock */
+ mutex_unlock(&wm8994->accdet_lock);
cancel_delayed_work_sync(&wm8994->mic_work);
+ mutex_lock(&wm8994->accdet_lock);

snd_soc_update_bits(codec, WM8958_MICBIAS2,
WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);
diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c
index 52fdd766ee82..8fbc59199d58 100644
--- a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c
+++ b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c
@@ -209,14 +209,16 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev)
if (!mt8173_rt5650_rt5514_codecs[0].of_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
mt8173_rt5650_rt5514_codecs[1].of_node =
of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1);
if (!mt8173_rt5650_rt5514_codecs[1].of_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
mt8173_rt5650_rt5514_codec_conf[0].of_node =
mt8173_rt5650_rt5514_codecs[1].of_node;
@@ -229,6 +231,7 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
__func__, ret);

+out:
of_node_put(platform_node);
return ret;
}
diff --git a/sound/soc/pxa/mmp-pcm.c b/sound/soc/pxa/mmp-pcm.c
index 96df9b2d8fc4..d32a276e9205 100644
--- a/sound/soc/pxa/mmp-pcm.c
+++ b/sound/soc/pxa/mmp-pcm.c
@@ -88,7 +88,7 @@ static bool filter(struct dma_chan *chan, void *param)

devname = kasprintf(GFP_KERNEL, "%s.%d", dma_data->dma_res->name,
dma_data->ssp_id);
- if ((strcmp(dev_name(chan->device->dev), devname) == 0) &&
+ if (devname && (strcmp(dev_name(chan->device->dev), devname) == 0) &&
(chan->chan_id == dma_data->dma_res->start)) {
found = true;
}
diff --git a/sound/soc/rockchip/rockchip_spdif.c b/sound/soc/rockchip/rockchip_spdif.c
index f387d7bae3d4..e4073c48faf6 100644
--- a/sound/soc/rockchip/rockchip_spdif.c
+++ b/sound/soc/rockchip/rockchip_spdif.c
@@ -85,6 +85,7 @@ static int __maybe_unused rk_spdif_runtime_resume(struct device *dev)

ret = clk_prepare_enable(spdif->hclk);
if (ret) {
+ clk_disable_unprepare(spdif->mclk);
dev_err(spdif->dev, "hclk clock enable failed %d\n", ret);
return ret;
}
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index 5479927391d4..b1d4dd47f999 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -463,8 +463,15 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol,
return err;

if (snd_soc_volsw_is_stereo(mc)) {
+ val2 = ucontrol->value.integer.value[1];
+
+ if (mc->platform_max && val2 > mc->platform_max)
+ return -EINVAL;
+ if (val2 > max)
+ return -EINVAL;
+
val_mask = mask << rshift;
- val2 = (ucontrol->value.integer.value[1] + min) & mask;
+ val2 = (val2 + min) & mask;
val2 = val2 << rshift;

err = snd_soc_component_update_bits(component, reg2, val_mask,
diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index 8cca0befcf01..de8bb9c91474 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -304,7 +304,8 @@ static void line6_data_received(struct urb *urb)
for (;;) {
done =
line6_midibuf_read(mb, line6->buffer_message,
- LINE6_MIDI_MESSAGE_MAXLEN);
+ LINE6_MIDI_MESSAGE_MAXLEN,
+ LINE6_MIDIBUF_READ_RX);

if (done <= 0)
break;
diff --git a/sound/usb/line6/midi.c b/sound/usb/line6/midi.c
index 4f4ebe90f1a8..b908be4d347b 100644
--- a/sound/usb/line6/midi.c
+++ b/sound/usb/line6/midi.c
@@ -48,7 +48,8 @@ static void line6_midi_transmit(struct snd_rawmidi_substream *substream)
int req, done;

for (;;) {
- req = min(line6_midibuf_bytes_free(mb), line6->max_packet_size);
+ req = min3(line6_midibuf_bytes_free(mb), line6->max_packet_size,
+ LINE6_FALLBACK_MAXPACKETSIZE);
done = snd_rawmidi_transmit_peek(substream, chunk, req);

if (done == 0)
@@ -60,7 +61,8 @@ static void line6_midi_transmit(struct snd_rawmidi_substream *substream)

for (;;) {
done = line6_midibuf_read(mb, chunk,
- LINE6_FALLBACK_MAXPACKETSIZE);
+ LINE6_FALLBACK_MAXPACKETSIZE,
+ LINE6_MIDIBUF_READ_TX);

if (done == 0)
break;
diff --git a/sound/usb/line6/midibuf.c b/sound/usb/line6/midibuf.c
index c931d48801eb..4622234723a6 100644
--- a/sound/usb/line6/midibuf.c
+++ b/sound/usb/line6/midibuf.c
@@ -13,6 +13,7 @@

#include "midibuf.h"

+
static int midibuf_message_length(unsigned char code)
{
int message_length;
@@ -24,12 +25,7 @@ static int midibuf_message_length(unsigned char code)

message_length = length[(code >> 4) - 8];
} else {
- /*
- Note that according to the MIDI specification 0xf2 is
- the "Song Position Pointer", but this is used by Line 6
- to send sysex messages to the host.
- */
- static const int length[] = { -1, 2, -1, 2, -1, -1, 1, 1, 1, 1,
+ static const int length[] = { -1, 2, 2, 2, -1, -1, 1, 1, 1, -1,
1, 1, 1, -1, 1, 1
};
message_length = length[code & 0x0f];
@@ -129,7 +125,7 @@ int line6_midibuf_write(struct midi_buffer *this, unsigned char *data,
}

int line6_midibuf_read(struct midi_buffer *this, unsigned char *data,
- int length)
+ int length, int read_type)
{
int bytes_used;
int length1, length2;
@@ -152,9 +148,22 @@ int line6_midibuf_read(struct midi_buffer *this, unsigned char *data,

length1 = this->size - this->pos_read;

- /* check MIDI command length */
command = this->buf[this->pos_read];
+ /*
+ PODxt always has status byte lower nibble set to 0010,
+ when it means to send 0000, so we correct if here so
+ that control/program changes come on channel 1 and
+ sysex message status byte is correct
+ */
+ if (read_type == LINE6_MIDIBUF_READ_RX) {
+ if (command == 0xb2 || command == 0xc2 || command == 0xf2) {
+ unsigned char fixed = command & 0xf0;
+ this->buf[this->pos_read] = fixed;
+ command = fixed;
+ }
+ }

+ /* check MIDI command length */
if (command & 0x80) {
midi_length = midibuf_message_length(command);
this->command_prev = command;
diff --git a/sound/usb/line6/midibuf.h b/sound/usb/line6/midibuf.h
index 6ea21ffb6627..187f49c975c2 100644
--- a/sound/usb/line6/midibuf.h
+++ b/sound/usb/line6/midibuf.h
@@ -12,6 +12,9 @@
#ifndef MIDIBUF_H
#define MIDIBUF_H

+#define LINE6_MIDIBUF_READ_TX 0
+#define LINE6_MIDIBUF_READ_RX 1
+
struct midi_buffer {
unsigned char *buf;
int size;
@@ -27,7 +30,7 @@ extern void line6_midibuf_destroy(struct midi_buffer *mb);
extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
- int length);
+ int length, int read_type);
extern void line6_midibuf_reset(struct midi_buffer *mb);
extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
int length);
diff --git a/sound/usb/line6/pod.c b/sound/usb/line6/pod.c
index aaa192aee883..81c2abacc612 100644
--- a/sound/usb/line6/pod.c
+++ b/sound/usb/line6/pod.c
@@ -169,8 +169,9 @@ static struct line6_pcm_properties pod_pcm_properties = {
.bytes_per_channel = 3 /* SNDRV_PCM_FMTBIT_S24_3LE */
};

+
static const char pod_version_header[] = {
- 0xf2, 0x7e, 0x7f, 0x06, 0x02
+ 0xf0, 0x7e, 0x7f, 0x06, 0x02
};

/* forward declarations: */
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 223d88e25e05..74b4455c8839 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -3751,9 +3751,10 @@ sub test_this_config {
# .config to make sure it is missing the config that
# we had before
my %configs = %min_configs;
- delete $configs{$config};
+ $configs{$config} = "# $config is not set";
make_new_config ((values %configs), (values %keep_configs));
make_oldconfig;
+ delete $configs{$config};
undef %configs;
assign_configs \%configs, $output_config;

diff --git a/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c b/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c
index 17fb1b43c320..d6fb6f1125f9 100644
--- a/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c
+++ b/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c
@@ -27,6 +27,7 @@ static int check_cpu_dscr_default(char *file, unsigned long val)
rc = read(fd, buf, sizeof(buf));
if (rc == -1) {
perror("read() failed");
+ close(fd);
return 1;
}
close(fd);
@@ -64,8 +65,10 @@ static int check_all_cpu_dscr_defaults(unsigned long val)
if (access(file, F_OK))
continue;

- if (check_cpu_dscr_default(file, val))
+ if (check_cpu_dscr_default(file, val)) {
+ closedir(sysfs);
return 1;
+ }
}
closedir(sysfs);
return 0;

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