Re: Linux 5.4.244

From: Greg Kroah-Hartman
Date: Tue May 30 2023 - 07:53:06 EST


diff --git a/Makefile b/Makefile
index f660c3e224ec..a12f1af9b03b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 243
+SUBLEVEL = 244
EXTRAVERSION =
NAME = Kleptomaniac Octopus

diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c
index 1dbe98948ce3..9627c4cf3e41 100644
--- a/arch/arm/mach-sa1100/jornada720_ssp.c
+++ b/arch/arm/mach-sa1100/jornada720_ssp.c
@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
-/**
+/*
* arch/arm/mac-sa1100/jornada720_ssp.c
*
* Copyright (C) 2006/2007 Kristoffer Ericson <Kristoffer.Ericson@xxxxxxxxx>
@@ -26,6 +26,7 @@ static unsigned long jornada_ssp_flags;

/**
* jornada_ssp_reverse - reverses input byte
+ * @byte: input byte to reverse
*
* we need to reverse all data we receive from the mcu due to its physical location
* returns : 01110111 -> 11101110
@@ -46,6 +47,7 @@ EXPORT_SYMBOL(jornada_ssp_reverse);

/**
* jornada_ssp_byte - waits for ready ssp bus and sends byte
+ * @byte: input byte to transmit
*
* waits for fifo buffer to clear and then transmits, if it doesn't then we will
* timeout after <timeout> rounds. Needs mcu running before its called.
@@ -77,6 +79,7 @@ EXPORT_SYMBOL(jornada_ssp_byte);

/**
* jornada_ssp_inout - decide if input is command or trading byte
+ * @byte: input byte to send (may be %TXDUMMY)
*
* returns : (jornada_ssp_byte(byte)) on success
* : %-ETIMEDOUT on timeout failure
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index f7121b775e5f..ab5fec67e541 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -883,11 +883,17 @@ static inline int rt_setup_ucontext(struct ucontext __user *uc, struct pt_regs *
}

static inline void __user *
-get_sigframe(struct ksignal *ksig, size_t frame_size)
+get_sigframe(struct ksignal *ksig, struct pt_regs *tregs, size_t frame_size)
{
unsigned long usp = sigsp(rdusp(), ksig);
+ unsigned long gap = 0;

- return (void __user *)((usp - frame_size) & -8UL);
+ if (CPU_IS_020_OR_030 && tregs->format == 0xb) {
+ /* USP is unreliable so use worst-case value */
+ gap = 256;
+ }
+
+ return (void __user *)((usp - gap - frame_size) & -8UL);
}

static int setup_frame(struct ksignal *ksig, sigset_t *set,
@@ -905,7 +911,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set,
return -EFAULT;
}

- frame = get_sigframe(ksig, sizeof(*frame) + fsize);
+ frame = get_sigframe(ksig, tregs, sizeof(*frame) + fsize);

if (fsize)
err |= copy_to_user (frame + 1, regs + 1, fsize);
@@ -976,7 +982,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
return -EFAULT;
}

- frame = get_sigframe(ksig, sizeof(*frame));
+ frame = get_sigframe(ksig, tregs, sizeof(*frame));

if (fsize)
err |= copy_to_user (&frame->uc.uc_extra, regs + 1, fsize);
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index 0c83644bfa5c..b4076ac51005 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -57,6 +57,11 @@ extern void flush_dcache_page(struct page *page);

#define flush_dcache_mmap_lock(mapping) xa_lock_irq(&mapping->i_pages)
#define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&mapping->i_pages)
+#define flush_dcache_mmap_lock_irqsave(mapping, flags) \
+ xa_lock_irqsave(&mapping->i_pages, flags)
+#define flush_dcache_mmap_unlock_irqrestore(mapping, flags) \
+ xa_unlock_irqrestore(&mapping->i_pages, flags)
+

#define flush_icache_page(vma,page) do { \
flush_kernel_dcache_page(page); \
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index a82b3eaa5398..fd84789b5ca4 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -328,6 +328,7 @@ void flush_dcache_page(struct page *page)
struct vm_area_struct *mpnt;
unsigned long offset;
unsigned long addr, old_addr = 0;
+ unsigned long flags;
pgoff_t pgoff;

if (mapping && !mapping_mapped(mapping)) {
@@ -347,7 +348,7 @@ void flush_dcache_page(struct page *page)
* declared as MAP_PRIVATE or MAP_SHARED), so we only need
* to flush one address here for them all to become coherent */

- flush_dcache_mmap_lock(mapping);
+ flush_dcache_mmap_lock_irqsave(mapping, flags);
vma_interval_tree_foreach(mpnt, &mapping->i_mmap, pgoff, pgoff) {
offset = (pgoff - mpnt->vm_pgoff) << PAGE_SHIFT;
addr = mpnt->vm_start + offset;
@@ -370,7 +371,7 @@ void flush_dcache_page(struct page *page)
old_addr = addr;
}
}
- flush_dcache_mmap_unlock(mapping);
+ flush_dcache_mmap_unlock_irqrestore(mapping, flags);
}
EXPORT_SYMBOL(flush_dcache_page);

diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index 230a6422b99f..0e67ab681b4e 100644
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -124,13 +124,18 @@ void machine_power_off(void)
/* It seems we have no way to power the system off via
* software. The user has to press the button himself. */

- printk(KERN_EMERG "System shut down completed.\n"
- "Please power this system off now.");
+ printk("Power off or press RETURN to reboot.\n");

/* prevent soft lockup/stalled CPU messages for endless loop. */
rcu_sysrq_start();
lockup_detector_soft_poweroff();
- for (;;);
+ while (1) {
+ /* reboot if user presses RETURN key */
+ if (pdc_iodc_getc() == 13) {
+ printk("Rebooting...\n");
+ machine_restart(NULL);
+ }
+ }
}

void (*pm_power_off)(void);
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index 37988f7f3abc..10776991296a 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -305,8 +305,8 @@ static void handle_break(struct pt_regs *regs)
#endif

#ifdef CONFIG_KGDB
- if (unlikely(iir == PARISC_KGDB_COMPILED_BREAK_INSN ||
- iir == PARISC_KGDB_BREAK_INSN)) {
+ if (unlikely((iir == PARISC_KGDB_COMPILED_BREAK_INSN ||
+ iir == PARISC_KGDB_BREAK_INSN)) && !user_mode(regs)) {
kgdb_handle_exception(9, SIGTRAP, 0, regs);
return;
}
diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c
index bdcb07a98cd3..dc8f3fb02ac2 100644
--- a/arch/powerpc/mm/book3s64/radix_pgtable.c
+++ b/arch/powerpc/mm/book3s64/radix_pgtable.c
@@ -1018,8 +1018,8 @@ void radix__ptep_set_access_flags(struct vm_area_struct *vma, pte_t *ptep,
pte_t entry, unsigned long address, int psize)
{
struct mm_struct *mm = vma->vm_mm;
- unsigned long set = pte_val(entry) & (_PAGE_DIRTY | _PAGE_ACCESSED |
- _PAGE_RW | _PAGE_EXEC);
+ unsigned long set = pte_val(entry) & (_PAGE_DIRTY | _PAGE_SOFT_DIRTY |
+ _PAGE_ACCESSED | _PAGE_RW | _PAGE_EXEC);

unsigned long change = pte_val(entry) ^ pte_val(*ptep);
/*
diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index c1d6d8bbb7da..6fdd863198ec 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -96,6 +96,11 @@
#define INTEL_FAM6_LAKEFIELD 0x8A
#define INTEL_FAM6_ALDERLAKE 0x97
#define INTEL_FAM6_ALDERLAKE_L 0x9A
+#define INTEL_FAM6_ALDERLAKE_N 0xBE
+
+#define INTEL_FAM6_RAPTORLAKE 0xB7
+#define INTEL_FAM6_RAPTORLAKE_P 0xBA
+#define INTEL_FAM6_RAPTORLAKE_S 0xBF

/* "Small Core" Processors (Atom) */

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 4bc476d7fa6c..80239c84b4dd 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -563,6 +563,7 @@ struct kvm_vcpu_arch {
u64 ia32_misc_enable_msr;
u64 smbase;
u64 smi_count;
+ bool at_instruction_boundary;
bool tpr_access_reporting;
u64 ia32_xss;
u64 microcode_version;
@@ -981,6 +982,8 @@ struct kvm_vcpu_stat {
u64 irq_injections;
u64 nmi_injections;
u64 req_event;
+ u64 preemption_reported;
+ u64 preemption_other;
};

struct x86_instruction_info;
diff --git a/arch/x86/kernel/cpu/topology.c b/arch/x86/kernel/cpu/topology.c
index 24da5ee4f022..5729ed7bb3e7 100644
--- a/arch/x86/kernel/cpu/topology.c
+++ b/arch/x86/kernel/cpu/topology.c
@@ -79,7 +79,7 @@ int detect_extended_topology_early(struct cpuinfo_x86 *c)
* initial apic id, which also represents 32-bit extended x2apic id.
*/
c->initial_apicid = edx;
- smp_num_siblings = LEVEL_MAX_SIBLINGS(ebx);
+ smp_num_siblings = max_t(int, smp_num_siblings, LEVEL_MAX_SIBLINGS(ebx));
#endif
return 0;
}
@@ -107,7 +107,8 @@ int detect_extended_topology(struct cpuinfo_x86 *c)
*/
cpuid_count(leaf, SMT_LEVEL, &eax, &ebx, &ecx, &edx);
c->initial_apicid = edx;
- core_level_siblings = smp_num_siblings = LEVEL_MAX_SIBLINGS(ebx);
+ core_level_siblings = LEVEL_MAX_SIBLINGS(ebx);
+ smp_num_siblings = max_t(int, smp_num_siblings, LEVEL_MAX_SIBLINGS(ebx));
core_plus_mask_width = ht_mask_width = BITS_SHIFT_NEXT_LEVEL(eax);
die_level_siblings = LEVEL_MAX_SIBLINGS(ebx);
die_plus_mask_width = BITS_SHIFT_NEXT_LEVEL(eax);
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index e72042dc9487..9b2bbb66d0c8 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -171,7 +171,6 @@ void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
printk("%sCall Trace:\n", log_lvl);

unwind_start(&state, task, regs, stack);
- stack = stack ? : get_stack_pointer(task, regs);
regs = unwind_get_entry_regs(&state, &partial);

/*
@@ -190,9 +189,13 @@ void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
* - hardirq stack
* - entry stack
*/
- for ( ; stack; stack = PTR_ALIGN(stack_info.next_sp, sizeof(long))) {
+ for (stack = stack ?: get_stack_pointer(task, regs);
+ stack;
+ stack = stack_info.next_sp) {
const char *stack_name;

+ stack = PTR_ALIGN(stack, sizeof(long));
+
if (get_stack_info(stack, task, &stack_info, &visit_mask)) {
/*
* We weren't on a valid stack. It's possible that
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index c5a9de8d0725..e9444e202c33 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -6246,7 +6246,8 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu,

static void svm_handle_exit_irqoff(struct kvm_vcpu *vcpu)
{
-
+ if (to_svm(vcpu)->vmcb->control.exit_code == SVM_EXIT_INTR)
+ vcpu->arch.at_instruction_boundary = true;
}

static void svm_sched_in(struct kvm_vcpu *vcpu, int cpu)
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 9bd08d264603..c93070829790 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -6358,6 +6358,7 @@ static void handle_external_interrupt_irqoff(struct kvm_vcpu *vcpu)
);

kvm_after_interrupt(vcpu);
+ vcpu->arch.at_instruction_boundary = true;
}
STACK_FRAME_NON_STANDARD(handle_external_interrupt_irqoff);

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index f5e9590a8f31..d152afdfa8b4 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -207,6 +207,8 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
{ "nmi_injections", VCPU_STAT(nmi_injections) },
{ "req_event", VCPU_STAT(req_event) },
{ "l1d_flush", VCPU_STAT(l1d_flush) },
+ { "preemption_reported", VCPU_STAT(preemption_reported) },
+ { "preemption_other", VCPU_STAT(preemption_other) },
{ "mmu_shadow_zapped", VM_STAT(mmu_shadow_zapped) },
{ "mmu_pte_write", VM_STAT(mmu_pte_write) },
{ "mmu_pde_zapped", VM_STAT(mmu_pde_zapped) },
@@ -3562,6 +3564,19 @@ static void kvm_steal_time_set_preempted(struct kvm_vcpu *vcpu)
struct kvm_host_map map;
struct kvm_steal_time *st;

+ /*
+ * The vCPU can be marked preempted if and only if the VM-Exit was on
+ * an instruction boundary and will not trigger guest emulation of any
+ * kind (see vcpu_run). Vendor specific code controls (conservatively)
+ * when this is true, for example allowing the vCPU to be marked
+ * preempted if and only if the VM-Exit was due to a host interrupt.
+ */
+ if (!vcpu->arch.at_instruction_boundary) {
+ vcpu->stat.preemption_other++;
+ return;
+ }
+
+ vcpu->stat.preemption_reported++;
if (!(vcpu->arch.st.msr_val & KVM_MSR_ENABLED))
return;

@@ -8446,6 +8461,13 @@ static int vcpu_run(struct kvm_vcpu *vcpu)
vcpu->arch.l1tf_flush_l1d = true;

for (;;) {
+ /*
+ * If another guest vCPU requests a PV TLB flush in the middle
+ * of instruction emulation, the rest of the emulation could
+ * use a stale page translation. Assume that any code after
+ * this point can start executing an instruction.
+ */
+ vcpu->arch.at_instruction_boundary = false;
if (kvm_vcpu_running(vcpu)) {
r = vcpu_enter_guest(vcpu);
} else {
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index af352e228fa2..38e6798ce44f 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -9,6 +9,7 @@
#include <linux/sched/task.h>

#include <asm/set_memory.h>
+#include <asm/cpu_device_id.h>
#include <asm/e820/api.h>
#include <asm/init.h>
#include <asm/page.h>
@@ -208,6 +209,24 @@ static void __init probe_page_size_mask(void)
}
}

+#define INTEL_MATCH(_model) { .vendor = X86_VENDOR_INTEL, \
+ .family = 6, \
+ .model = _model, \
+ }
+/*
+ * INVLPG may not properly flush Global entries
+ * on these CPUs when PCIDs are enabled.
+ */
+static const struct x86_cpu_id invlpg_miss_ids[] = {
+ INTEL_MATCH(INTEL_FAM6_ALDERLAKE ),
+ INTEL_MATCH(INTEL_FAM6_ALDERLAKE_L ),
+ INTEL_MATCH(INTEL_FAM6_ALDERLAKE_N ),
+ INTEL_MATCH(INTEL_FAM6_RAPTORLAKE ),
+ INTEL_MATCH(INTEL_FAM6_RAPTORLAKE_P),
+ INTEL_MATCH(INTEL_FAM6_RAPTORLAKE_S),
+ {}
+};
+
static void setup_pcid(void)
{
if (!IS_ENABLED(CONFIG_X86_64))
@@ -216,6 +235,12 @@ static void setup_pcid(void)
if (!boot_cpu_has(X86_FEATURE_PCID))
return;

+ if (x86_match_cpu(invlpg_miss_ids)) {
+ pr_info("Incomplete global flushes, disabling PCID");
+ setup_clear_cpu_cap(X86_FEATURE_PCID);
+ return;
+ }
+
if (boot_cpu_has(X86_FEATURE_PGE)) {
/*
* This can't be cr4_set_bits_and_update_boot() -- the
diff --git a/drivers/acpi/acpica/dbnames.c b/drivers/acpi/acpica/dbnames.c
index 63fe30e86807..7f14403165dd 100644
--- a/drivers/acpi/acpica/dbnames.c
+++ b/drivers/acpi/acpica/dbnames.c
@@ -571,6 +571,9 @@ acpi_status acpi_db_display_objects(char *obj_type_arg, char *display_count_arg)
object_info =
ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_object_info));

+ if (!object_info)
+ return (AE_NO_MEMORY);
+
/* Walk the namespace from the root */

(void)acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
diff --git a/drivers/acpi/acpica/dswstate.c b/drivers/acpi/acpica/dswstate.c
index de79f835a373..7979d52dfbc9 100644
--- a/drivers/acpi/acpica/dswstate.c
+++ b/drivers/acpi/acpica/dswstate.c
@@ -576,9 +576,14 @@ acpi_ds_init_aml_walk(struct acpi_walk_state *walk_state,
ACPI_FUNCTION_TRACE(ds_init_aml_walk);

walk_state->parser_state.aml =
- walk_state->parser_state.aml_start = aml_start;
- walk_state->parser_state.aml_end =
- walk_state->parser_state.pkg_end = aml_start + aml_length;
+ walk_state->parser_state.aml_start =
+ walk_state->parser_state.aml_end =
+ walk_state->parser_state.pkg_end = aml_start;
+ /* Avoid undefined behavior: applying zero offset to null pointer */
+ if (aml_length != 0) {
+ walk_state->parser_state.aml_end += aml_length;
+ walk_state->parser_state.pkg_end += aml_length;
+ }

/* The next_op of the next_walk will be the beginning of the method */

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index defc5796b508..c7baccd47b89 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1118,6 +1118,7 @@ static void acpi_ec_remove_query_handlers(struct acpi_ec *ec,
void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit)
{
acpi_ec_remove_query_handlers(ec, false, query_bit);
+ flush_workqueue(ec_query_wq);
}
EXPORT_SYMBOL_GPL(acpi_ec_remove_query_handler);

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 1b016fdd1a75..f8e157ede44f 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -3474,6 +3474,13 @@ void device_set_of_node_from_dev(struct device *dev, const struct device *dev2)
}
EXPORT_SYMBOL_GPL(device_set_of_node_from_dev);

+void device_set_node(struct device *dev, struct fwnode_handle *fwnode)
+{
+ dev->fwnode = fwnode;
+ dev->of_node = to_of_node(fwnode);
+}
+EXPORT_SYMBOL_GPL(device_set_node);
+
int device_match_name(struct device *dev, const void *name)
{
return sysfs_streq(dev_name(dev), name);
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 7f4b3b62492c..7fdd702e564a 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -343,6 +343,9 @@ int regcache_sync(struct regmap *map)
const char *name;
bool bypass;

+ if (WARN_ON(map->cache_type == REGCACHE_NONE))
+ return -EINVAL;
+
BUG_ON(!map->cache_ops);

map->lock(map->lock_arg);
@@ -412,6 +415,9 @@ int regcache_sync_region(struct regmap *map, unsigned int min,
const char *name;
bool bypass;

+ if (WARN_ON(map->cache_type == REGCACHE_NONE))
+ return -EINVAL;
+
BUG_ON(!map->cache_ops);

map->lock(map->lock_arg);
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index 9c61be2afca7..5456d8e2eef2 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -83,6 +83,22 @@ static const struct dmi_system_id tpm_tis_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T490s"),
},
},
+ {
+ .callback = tpm_tis_disable_irq,
+ .ident = "ThinkStation P360 Tiny",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkStation P360 Tiny"),
+ },
+ },
+ {
+ .callback = tpm_tis_disable_irq,
+ .ident = "ThinkPad L490",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L490"),
+ },
+ },
{}
};

diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
index 3e0f04f0e16e..3f74497d73e5 100644
--- a/drivers/clk/tegra/clk-tegra20.c
+++ b/drivers/clk/tegra/clk-tegra20.c
@@ -18,24 +18,24 @@
#define MISC_CLK_ENB 0x48

#define OSC_CTRL 0x50
-#define OSC_CTRL_OSC_FREQ_MASK (3<<30)
-#define OSC_CTRL_OSC_FREQ_13MHZ (0<<30)
-#define OSC_CTRL_OSC_FREQ_19_2MHZ (1<<30)
-#define OSC_CTRL_OSC_FREQ_12MHZ (2<<30)
-#define OSC_CTRL_OSC_FREQ_26MHZ (3<<30)
-#define OSC_CTRL_MASK (0x3f2 | OSC_CTRL_OSC_FREQ_MASK)
-
-#define OSC_CTRL_PLL_REF_DIV_MASK (3<<28)
-#define OSC_CTRL_PLL_REF_DIV_1 (0<<28)
-#define OSC_CTRL_PLL_REF_DIV_2 (1<<28)
-#define OSC_CTRL_PLL_REF_DIV_4 (2<<28)
+#define OSC_CTRL_OSC_FREQ_MASK (3u<<30)
+#define OSC_CTRL_OSC_FREQ_13MHZ (0u<<30)
+#define OSC_CTRL_OSC_FREQ_19_2MHZ (1u<<30)
+#define OSC_CTRL_OSC_FREQ_12MHZ (2u<<30)
+#define OSC_CTRL_OSC_FREQ_26MHZ (3u<<30)
+#define OSC_CTRL_MASK (0x3f2u | OSC_CTRL_OSC_FREQ_MASK)
+
+#define OSC_CTRL_PLL_REF_DIV_MASK (3u<<28)
+#define OSC_CTRL_PLL_REF_DIV_1 (0u<<28)
+#define OSC_CTRL_PLL_REF_DIV_2 (1u<<28)
+#define OSC_CTRL_PLL_REF_DIV_4 (2u<<28)

#define OSC_FREQ_DET 0x58
-#define OSC_FREQ_DET_TRIG (1<<31)
+#define OSC_FREQ_DET_TRIG (1u<<31)

#define OSC_FREQ_DET_STATUS 0x5c
-#define OSC_FREQ_DET_BUSY (1<<31)
-#define OSC_FREQ_DET_CNT_MASK 0xFFFF
+#define OSC_FREQ_DET_BUSYu (1<<31)
+#define OSC_FREQ_DET_CNT_MASK 0xFFFFu

#define TEGRA20_CLK_PERIPH_BANKS 3

diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c
index e497785cd99f..b0e8752174c6 100644
--- a/drivers/firmware/arm_sdei.c
+++ b/drivers/firmware/arm_sdei.c
@@ -44,6 +44,8 @@ static asmlinkage void (*sdei_firmware_call)(unsigned long function_id,
/* entry point from firmware to arch asm code */
static unsigned long sdei_entry_point;

+static int sdei_hp_state;
+
struct sdei_event {
/* These three are protected by the sdei_list_lock */
struct list_head list;
@@ -305,8 +307,6 @@ int sdei_mask_local_cpu(void)
{
int err;

- WARN_ON_ONCE(preemptible());
-
err = invoke_sdei_fn(SDEI_1_0_FN_SDEI_PE_MASK, 0, 0, 0, 0, 0, NULL);
if (err && err != -EIO) {
pr_warn_once("failed to mask CPU[%u]: %d\n",
@@ -319,6 +319,7 @@ int sdei_mask_local_cpu(void)

static void _ipi_mask_cpu(void *ignored)
{
+ WARN_ON_ONCE(preemptible());
sdei_mask_local_cpu();
}

@@ -326,8 +327,6 @@ int sdei_unmask_local_cpu(void)
{
int err;

- WARN_ON_ONCE(preemptible());
-
err = invoke_sdei_fn(SDEI_1_0_FN_SDEI_PE_UNMASK, 0, 0, 0, 0, 0, NULL);
if (err && err != -EIO) {
pr_warn_once("failed to unmask CPU[%u]: %d\n",
@@ -340,6 +339,7 @@ int sdei_unmask_local_cpu(void)

static void _ipi_unmask_cpu(void *ignored)
{
+ WARN_ON_ONCE(preemptible());
sdei_unmask_local_cpu();
}

@@ -347,6 +347,8 @@ static void _ipi_private_reset(void *ignored)
{
int err;

+ WARN_ON_ONCE(preemptible());
+
err = invoke_sdei_fn(SDEI_1_0_FN_SDEI_PRIVATE_RESET, 0, 0, 0, 0, 0,
NULL);
if (err && err != -EIO)
@@ -393,8 +395,6 @@ static void _local_event_enable(void *data)
int err;
struct sdei_crosscall_args *arg = data;

- WARN_ON_ONCE(preemptible());
-
err = sdei_api_event_enable(arg->event->event_num);

sdei_cross_call_return(arg, err);
@@ -485,8 +485,6 @@ static void _local_event_unregister(void *data)
int err;
struct sdei_crosscall_args *arg = data;

- WARN_ON_ONCE(preemptible());
-
err = sdei_api_event_unregister(arg->event->event_num);

sdei_cross_call_return(arg, err);
@@ -575,8 +573,6 @@ static void _local_event_register(void *data)
struct sdei_registered_event *reg;
struct sdei_crosscall_args *arg = data;

- WARN_ON(preemptible());
-
reg = per_cpu_ptr(arg->event->private_registered, smp_processor_id());
err = sdei_api_event_register(arg->event->event_num, sdei_entry_point,
reg, 0, 0);
@@ -756,6 +752,8 @@ static int sdei_pm_notifier(struct notifier_block *nb, unsigned long action,
{
int rv;

+ WARN_ON_ONCE(preemptible());
+
switch (action) {
case CPU_PM_ENTER:
rv = sdei_mask_local_cpu();
@@ -804,7 +802,7 @@ static int sdei_device_freeze(struct device *dev)
int err;

/* unregister private events */
- cpuhp_remove_state(CPUHP_AP_ARM_SDEI_STARTING);
+ cpuhp_remove_state(sdei_entry_point);

err = sdei_unregister_shared();
if (err)
@@ -825,12 +823,15 @@ static int sdei_device_thaw(struct device *dev)
return err;
}

- err = cpuhp_setup_state(CPUHP_AP_ARM_SDEI_STARTING, "SDEI",
+ err = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "SDEI",
&sdei_cpuhp_up, &sdei_cpuhp_down);
- if (err)
+ if (err < 0) {
pr_warn("Failed to re-register CPU hotplug notifier...\n");
+ return err;
+ }

- return err;
+ sdei_hp_state = err;
+ return 0;
}

static int sdei_device_restore(struct device *dev)
@@ -862,7 +863,7 @@ static int sdei_reboot_notifier(struct notifier_block *nb, unsigned long action,
* We are going to reset the interface, after this there is no point
* doing work when we take CPUs offline.
*/
- cpuhp_remove_state(CPUHP_AP_ARM_SDEI_STARTING);
+ cpuhp_remove_state(sdei_hp_state);

sdei_platform_reset();

@@ -1044,13 +1045,15 @@ static int sdei_probe(struct platform_device *pdev)
goto remove_cpupm;
}

- err = cpuhp_setup_state(CPUHP_AP_ARM_SDEI_STARTING, "SDEI",
+ err = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "SDEI",
&sdei_cpuhp_up, &sdei_cpuhp_down);
- if (err) {
+ if (err < 0) {
pr_warn("Failed to register CPU hotplug notifier...\n");
goto remove_reboot;
}

+ sdei_hp_state = err;
+
return 0;

remove_reboot:
diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index 9c1c4d81aa7b..3e983d98837b 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -339,7 +339,7 @@ static void gpio_mockup_debugfs_setup(struct device *dev,
priv->offset = i;
priv->desc = &gc->gpiodev->descs[i];

- debugfs_create_file(name, 0200, chip->dbg_dir, priv,
+ debugfs_create_file(name, 0600, chip->dbg_dir, priv,
&gpio_mockup_debugfs_ops);
}

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
index 6fd57cfb112f..96fdc18ecb3b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
@@ -778,7 +778,7 @@ static void dce_transform_set_pixel_storage_depth(
color_depth = COLOR_DEPTH_101010;
pixel_depth = 0;
expan_mode = 1;
- BREAK_TO_DEBUGGER();
+ DC_LOG_DC("The pixel depth %d is not valid, set COLOR_DEPTH_101010 instead.", depth);
break;
}

@@ -792,8 +792,7 @@ static void dce_transform_set_pixel_storage_depth(
if (!(xfm_dce->lb_pixel_depth_supported & depth)) {
/*we should use unsupported capabilities
* unless it is required by w/a*/
- DC_LOG_WARNING("%s: Capability not supported",
- __func__);
+ DC_LOG_DC("%s: Capability not supported", __func__);
}
}

diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index b942c69e9b48..17a96f1d9234 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -221,7 +221,7 @@ mipi_dsi_device_register_full(struct mipi_dsi_host *host,
return dsi;
}

- dsi->dev.of_node = info->node;
+ device_set_node(&dsi->dev, of_fwnode_handle(info->node));
dsi->channel = info->channel;
strlcpy(dsi->name, info->type, sizeof(dsi->name));

diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.h b/drivers/gpu/drm/exynos/exynos_drm_g2d.h
index 74ea3c26dead..1a5ae781b56c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.h
@@ -34,11 +34,11 @@ static inline int exynos_g2d_exec_ioctl(struct drm_device *dev, void *data,
return -ENODEV;
}

-int g2d_open(struct drm_device *drm_dev, struct drm_file *file)
+static inline int g2d_open(struct drm_device *drm_dev, struct drm_file *file)
{
return 0;
}

-void g2d_close(struct drm_device *drm_dev, struct drm_file *file)
+static inline void g2d_close(struct drm_device *drm_dev, struct drm_file *file)
{ }
#endif
diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
index 0419b6105c8a..ccd084abc8c9 100644
--- a/drivers/gpu/drm/tegra/sor.c
+++ b/drivers/gpu/drm/tegra/sor.c
@@ -906,7 +906,7 @@ static int tegra_sor_compute_config(struct tegra_sor *sor,
struct drm_dp_link *link)
{
const u64 f = 100000, link_rate = link->rate * 1000;
- const u64 pclk = mode->clock * 1000;
+ const u64 pclk = (u64)mode->clock * 1000;
u64 input, output, watermark, num;
struct tegra_sor_params params;
u32 num_syms_per_line;
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 919551ed5809..b8558292801e 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -809,8 +809,7 @@ static int hidpp_unifying_init(struct hidpp_device *hidpp)
if (ret)
return ret;

- snprintf(hdev->uniq, sizeof(hdev->uniq), "%04x-%4phD",
- hdev->product, &serial);
+ snprintf(hdev->uniq, sizeof(hdev->uniq), "%4phD", &serial);
dbg_hid("HID++ Unifying: Got serial: %s\n", hdev->uniq);

name = hidpp_unifying_get_name(hidpp);
@@ -903,6 +902,54 @@ static int hidpp_root_get_protocol_version(struct hidpp_device *hidpp)
return 0;
}

+/* -------------------------------------------------------------------------- */
+/* 0x0003: Device Information */
+/* -------------------------------------------------------------------------- */
+
+#define HIDPP_PAGE_DEVICE_INFORMATION 0x0003
+
+#define CMD_GET_DEVICE_INFO 0x00
+
+static int hidpp_get_serial(struct hidpp_device *hidpp, u32 *serial)
+{
+ struct hidpp_report response;
+ u8 feature_type;
+ u8 feature_index;
+ int ret;
+
+ ret = hidpp_root_get_feature(hidpp, HIDPP_PAGE_DEVICE_INFORMATION,
+ &feature_index,
+ &feature_type);
+ if (ret)
+ return ret;
+
+ ret = hidpp_send_fap_command_sync(hidpp, feature_index,
+ CMD_GET_DEVICE_INFO,
+ NULL, 0, &response);
+ if (ret)
+ return ret;
+
+ /* See hidpp_unifying_get_serial() */
+ *serial = *((u32 *)&response.rap.params[1]);
+ return 0;
+}
+
+static int hidpp_serial_init(struct hidpp_device *hidpp)
+{
+ struct hid_device *hdev = hidpp->hid_dev;
+ u32 serial;
+ int ret;
+
+ ret = hidpp_get_serial(hidpp, &serial);
+ if (ret)
+ return ret;
+
+ snprintf(hdev->uniq, sizeof(hdev->uniq), "%4phD", &serial);
+ dbg_hid("HID++ DeviceInformation: Got serial: %s\n", hdev->uniq);
+
+ return 0;
+}
+
/* -------------------------------------------------------------------------- */
/* 0x0005: GetDeviceNameType */
/* -------------------------------------------------------------------------- */
@@ -3651,6 +3698,8 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)

if (hidpp->quirks & HIDPP_QUIRK_UNIFYING)
hidpp_unifying_init(hidpp);
+ else if (hid_is_usb(hidpp->hid_dev))
+ hidpp_serial_init(hidpp);

connected = hidpp_root_get_protocol_version(hidpp) == 0;
atomic_set(&hidpp->connected, connected);
diff --git a/drivers/hid/wacom.h b/drivers/hid/wacom.h
index 203d27d198b8..3f8b24a57014 100644
--- a/drivers/hid/wacom.h
+++ b/drivers/hid/wacom.h
@@ -91,6 +91,7 @@
#include <linux/leds.h>
#include <linux/usb/input.h>
#include <linux/power_supply.h>
+#include <linux/timer.h>
#include <asm/unaligned.h>

/*
@@ -167,6 +168,7 @@ struct wacom {
struct delayed_work init_work;
struct wacom_remote *remote;
struct work_struct mode_change_work;
+ struct timer_list idleprox_timer;
bool generic_has_leds;
struct wacom_leds {
struct wacom_group_leds *groups;
@@ -239,4 +241,5 @@ struct wacom_led *wacom_led_find(struct wacom *wacom, unsigned int group,
struct wacom_led *wacom_led_next(struct wacom *wacom, struct wacom_led *cur);
int wacom_equivalent_usage(int usage);
int wacom_initialize_leds(struct wacom *wacom);
+void wacom_idleprox_timeout(struct timer_list *list);
#endif
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index b42785fdf7ed..a93070f5b214 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -2781,6 +2781,7 @@ static int wacom_probe(struct hid_device *hdev,
INIT_WORK(&wacom->battery_work, wacom_battery_work);
INIT_WORK(&wacom->remote_work, wacom_remote_work);
INIT_WORK(&wacom->mode_change_work, wacom_mode_change_work);
+ timer_setup(&wacom->idleprox_timer, &wacom_idleprox_timeout, TIMER_DEFERRABLE);

/* ask for the report descriptor to be loaded by HID */
error = hid_parse(hdev);
@@ -2825,6 +2826,7 @@ static void wacom_remove(struct hid_device *hdev)
cancel_work_sync(&wacom->battery_work);
cancel_work_sync(&wacom->remote_work);
cancel_work_sync(&wacom->mode_change_work);
+ del_timer_sync(&wacom->idleprox_timer);
if (hdev->bus == BUS_BLUETOOTH)
device_remove_file(&hdev->dev, &dev_attr_speed);

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 339bc7f1fced..099f7cccc3a7 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -11,6 +11,7 @@
#include "wacom_wac.h"
#include "wacom.h"
#include <linux/input/mt.h>
+#include <linux/jiffies.h>

/* resolution for penabled devices */
#define WACOM_PL_RES 20
@@ -41,6 +42,43 @@ static int wacom_numbered_button_to_key(int n);

static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
int group);
+
+static void wacom_force_proxout(struct wacom_wac *wacom_wac)
+{
+ struct input_dev *input = wacom_wac->pen_input;
+
+ wacom_wac->shared->stylus_in_proximity = 0;
+
+ input_report_key(input, BTN_TOUCH, 0);
+ input_report_key(input, BTN_STYLUS, 0);
+ input_report_key(input, BTN_STYLUS2, 0);
+ input_report_key(input, BTN_STYLUS3, 0);
+ input_report_key(input, wacom_wac->tool[0], 0);
+ if (wacom_wac->serial[0]) {
+ input_report_abs(input, ABS_MISC, 0);
+ }
+ input_report_abs(input, ABS_PRESSURE, 0);
+
+ wacom_wac->tool[0] = 0;
+ wacom_wac->id[0] = 0;
+ wacom_wac->serial[0] = 0;
+
+ input_sync(input);
+}
+
+void wacom_idleprox_timeout(struct timer_list *list)
+{
+ struct wacom *wacom = from_timer(wacom, list, idleprox_timer);
+ struct wacom_wac *wacom_wac = &wacom->wacom_wac;
+
+ if (!wacom_wac->hid_data.sense_state) {
+ return;
+ }
+
+ hid_warn(wacom->hdev, "%s: tool appears to be hung in-prox. forcing it out.\n", __func__);
+ wacom_force_proxout(wacom_wac);
+}
+
/*
* Percent of battery capacity for Graphire.
* 8th value means AC online and show 100% capacity.
@@ -675,11 +713,14 @@ static int wacom_intuos_get_tool_type(int tool_id)
case 0x802: /* Intuos4/5 13HD/24HD General Pen */
case 0x8e2: /* IntuosHT2 pen */
case 0x022:
+ case 0x200: /* Pro Pen 3 */
+ case 0x04200: /* Pro Pen 3 */
case 0x10842: /* MobileStudio Pro Pro Pen slim */
case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
case 0x16802: /* Cintiq 13HD Pro Pen */
case 0x18802: /* DTH2242 Pen */
case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
+ case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
tool_type = BTN_TOOL_PEN;
break;

@@ -1927,18 +1968,7 @@ static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
struct hid_field *field, struct hid_usage *usage)
{
- struct wacom *wacom = hid_get_drvdata(hdev);
- struct wacom_wac *wacom_wac = &wacom->wacom_wac;
- struct wacom_features *features = &wacom_wac->features;
- unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
-
- switch (equivalent_usage) {
- case HID_DG_BATTERYSTRENGTH:
- case WACOM_HID_WD_BATTERY_LEVEL:
- case WACOM_HID_WD_BATTERY_CHARGING:
- features->quirks |= WACOM_QUIRK_BATTERY;
- break;
- }
+ return;
}

static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
@@ -1959,18 +1989,21 @@ static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *f
wacom_wac->hid_data.bat_connected = 1;
wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
}
+ wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
break;
case WACOM_HID_WD_BATTERY_LEVEL:
value = value * 100 / (field->logical_maximum - field->logical_minimum);
wacom_wac->hid_data.battery_capacity = value;
wacom_wac->hid_data.bat_connected = 1;
wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
+ wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
break;
case WACOM_HID_WD_BATTERY_CHARGING:
wacom_wac->hid_data.bat_charging = value;
wacom_wac->hid_data.ps_connected = value;
wacom_wac->hid_data.bat_connected = 1;
wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
+ wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
break;
}
}
@@ -1986,18 +2019,15 @@ static void wacom_wac_battery_report(struct hid_device *hdev,
{
struct wacom *wacom = hid_get_drvdata(hdev);
struct wacom_wac *wacom_wac = &wacom->wacom_wac;
- struct wacom_features *features = &wacom_wac->features;

- if (features->quirks & WACOM_QUIRK_BATTERY) {
- int status = wacom_wac->hid_data.bat_status;
- int capacity = wacom_wac->hid_data.battery_capacity;
- bool charging = wacom_wac->hid_data.bat_charging;
- bool connected = wacom_wac->hid_data.bat_connected;
- bool powered = wacom_wac->hid_data.ps_connected;
+ int status = wacom_wac->hid_data.bat_status;
+ int capacity = wacom_wac->hid_data.battery_capacity;
+ bool charging = wacom_wac->hid_data.bat_charging;
+ bool connected = wacom_wac->hid_data.bat_connected;
+ bool powered = wacom_wac->hid_data.ps_connected;

- wacom_notify_battery(wacom_wac, status, capacity, charging,
- connected, powered);
- }
+ wacom_notify_battery(wacom_wac, status, capacity, charging,
+ connected, powered);
}

static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
@@ -2339,6 +2369,7 @@ static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field
value = field->logical_maximum - value;
break;
case HID_DG_INRANGE:
+ mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
wacom_wac->hid_data.inrange_state = value;
if (!(features->quirks & WACOM_QUIRK_SENSE))
wacom_wac->hid_data.sense_state = value;
@@ -4812,6 +4843,10 @@ static const struct wacom_features wacom_features_0x3c6 =
static const struct wacom_features wacom_features_0x3c8 =
{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
+static const struct wacom_features wacom_features_0x3dd =
+ { "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
+ INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
+ .touch_max = 10 };

static const struct wacom_features wacom_features_HID_ANY_ID =
{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
@@ -4991,6 +5026,7 @@ const struct hid_device_id wacom_ids[] = {
{ BT_DEVICE_WACOM(0x393) },
{ BT_DEVICE_WACOM(0x3c6) },
{ BT_DEVICE_WACOM(0x3c8) },
+ { BT_DEVICE_WACOM(0x3dd) },
{ USB_DEVICE_WACOM(0x4001) },
{ USB_DEVICE_WACOM(0x4004) },
{ USB_DEVICE_WACOM(0x5000) },
diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
index ed77c7f7b344..763463776a0e 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
@@ -909,7 +909,7 @@ tmc_etr_buf_insert_barrier_packet(struct etr_buf *etr_buf, u64 offset)

len = tmc_etr_buf_get_data(etr_buf, offset,
CORESIGHT_BARRIER_PKT_SIZE, &bufp);
- if (WARN_ON(len < CORESIGHT_BARRIER_PKT_SIZE))
+ if (WARN_ON(len < 0 || len < CORESIGHT_BARRIER_PKT_SIZE))
return -EINVAL;
coresight_insert_barrier_packet(bufp);
return offset + CORESIGHT_BARRIER_PKT_SIZE;
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index ad3a092b8b5c..390123f87658 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -131,6 +131,11 @@ struct ib_umad_packet {
struct ib_user_mad mad;
};

+struct ib_rmpp_mad_hdr {
+ struct ib_mad_hdr mad_hdr;
+ struct ib_rmpp_hdr rmpp_hdr;
+} __packed;
+
#define CREATE_TRACE_POINTS
#include <trace/events/ib_umad.h>

@@ -494,11 +499,11 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
size_t count, loff_t *pos)
{
struct ib_umad_file *file = filp->private_data;
+ struct ib_rmpp_mad_hdr *rmpp_mad_hdr;
struct ib_umad_packet *packet;
struct ib_mad_agent *agent;
struct rdma_ah_attr ah_attr;
struct ib_ah *ah;
- struct ib_rmpp_mad *rmpp_mad;
__be64 *tid;
int ret, data_len, hdr_len, copy_offset, rmpp_active;
u8 base_version;
@@ -506,7 +511,7 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
if (count < hdr_size(file) + IB_MGMT_RMPP_HDR)
return -EINVAL;

- packet = kzalloc(sizeof *packet + IB_MGMT_RMPP_HDR, GFP_KERNEL);
+ packet = kzalloc(sizeof(*packet) + IB_MGMT_RMPP_HDR, GFP_KERNEL);
if (!packet)
return -ENOMEM;

@@ -560,13 +565,13 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
goto err_up;
}

- rmpp_mad = (struct ib_rmpp_mad *) packet->mad.data;
- hdr_len = ib_get_mad_data_offset(rmpp_mad->mad_hdr.mgmt_class);
+ rmpp_mad_hdr = (struct ib_rmpp_mad_hdr *)packet->mad.data;
+ hdr_len = ib_get_mad_data_offset(rmpp_mad_hdr->mad_hdr.mgmt_class);

- if (ib_is_mad_class_rmpp(rmpp_mad->mad_hdr.mgmt_class)
+ if (ib_is_mad_class_rmpp(rmpp_mad_hdr->mad_hdr.mgmt_class)
&& ib_mad_kernel_rmpp_agent(agent)) {
copy_offset = IB_MGMT_RMPP_HDR;
- rmpp_active = ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) &
+ rmpp_active = ib_get_rmpp_flags(&rmpp_mad_hdr->rmpp_hdr) &
IB_MGMT_RMPP_FLAG_ACTIVE;
} else {
copy_offset = IB_MGMT_MAD_HDR;
@@ -615,12 +620,12 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
tid = &((struct ib_mad_hdr *) packet->msg->mad)->tid;
*tid = cpu_to_be64(((u64) agent->hi_tid) << 32 |
(be64_to_cpup(tid) & 0xffffffff));
- rmpp_mad->mad_hdr.tid = *tid;
+ rmpp_mad_hdr->mad_hdr.tid = *tid;
}

if (!ib_mad_kernel_rmpp_agent(agent)
- && ib_is_mad_class_rmpp(rmpp_mad->mad_hdr.mgmt_class)
- && (ib_get_rmpp_flags(&rmpp_mad->rmpp_hdr) & IB_MGMT_RMPP_FLAG_ACTIVE)) {
+ && ib_is_mad_class_rmpp(rmpp_mad_hdr->mad_hdr.mgmt_class)
+ && (ib_get_rmpp_flags(&rmpp_mad_hdr->rmpp_hdr) & IB_MGMT_RMPP_FLAG_ACTIVE)) {
spin_lock_irq(&file->send_lock);
list_add_tail(&packet->list, &file->send_list);
spin_unlock_irq(&file->send_lock);
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 70dedc0f7827..0bd55e1fca37 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -489,6 +489,9 @@ struct xboxone_init_packet {
}


+#define GIP_WIRED_INTF_DATA 0
+#define GIP_WIRED_INTF_AUDIO 1
+
/*
* This packet is required for all Xbox One pads with 2015
* or later firmware installed (or present from the factory).
@@ -1813,7 +1816,7 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
}

if (xpad->xtype == XTYPE_XBOXONE &&
- intf->cur_altsetting->desc.bInterfaceNumber != 0) {
+ intf->cur_altsetting->desc.bInterfaceNumber != GIP_WIRED_INTF_DATA) {
/*
* The Xbox One controller lists three interfaces all with the
* same interface class, subclass and protocol. Differentiate by
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 4f64c3a9ee88..b3c5d7b4547a 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -760,6 +760,18 @@ static void queue_inc_cons(struct arm_smmu_ll_queue *q)
q->cons = Q_OVF(q->cons) | Q_WRP(q, cons) | Q_IDX(q, cons);
}

+static void queue_sync_cons_ovf(struct arm_smmu_queue *q)
+{
+ struct arm_smmu_ll_queue *llq = &q->llq;
+
+ if (likely(Q_OVF(llq->prod) == Q_OVF(llq->cons)))
+ return;
+
+ llq->cons = Q_OVF(llq->prod) | Q_WRP(llq, llq->cons) |
+ Q_IDX(llq, llq->cons);
+ queue_sync_cons_out(q);
+}
+
static int queue_sync_prod_in(struct arm_smmu_queue *q)
{
int ret = 0;
@@ -1720,8 +1732,7 @@ static irqreturn_t arm_smmu_evtq_thread(int irq, void *dev)
} while (!queue_empty(llq));

/* Sync our overflow flag, as we believe we're up to speed */
- llq->cons = Q_OVF(llq->prod) | Q_WRP(llq, llq->cons) |
- Q_IDX(llq, llq->cons);
+ queue_sync_cons_ovf(q);
return IRQ_HANDLED;
}

@@ -1779,9 +1790,7 @@ static irqreturn_t arm_smmu_priq_thread(int irq, void *dev)
} while (!queue_empty(llq));

/* Sync our overflow flag, as we believe we're up to speed */
- llq->cons = Q_OVF(llq->prod) | Q_WRP(llq, llq->cons) |
- Q_IDX(llq, llq->cons);
- queue_sync_cons_out(q);
+ queue_sync_cons_ovf(q);
return IRQ_HANDLED;
}

diff --git a/drivers/mcb/mcb-pci.c b/drivers/mcb/mcb-pci.c
index 14866aa22f75..22927c80ff46 100644
--- a/drivers/mcb/mcb-pci.c
+++ b/drivers/mcb/mcb-pci.c
@@ -31,7 +31,7 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct resource *res;
struct priv *priv;
- int ret;
+ int ret, table_size;
unsigned long flags;

priv = devm_kzalloc(&pdev->dev, sizeof(struct priv), GFP_KERNEL);
@@ -90,7 +90,30 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (ret < 0)
goto out_mcb_bus;

- dev_dbg(&pdev->dev, "Found %d cells\n", ret);
+ table_size = ret;
+
+ if (table_size < CHAM_HEADER_SIZE) {
+ /* Release the previous resources */
+ devm_iounmap(&pdev->dev, priv->base);
+ devm_release_mem_region(&pdev->dev, priv->mapbase, CHAM_HEADER_SIZE);
+
+ /* Then, allocate it again with the actual chameleon table size */
+ res = devm_request_mem_region(&pdev->dev, priv->mapbase,
+ table_size,
+ KBUILD_MODNAME);
+ if (!res) {
+ dev_err(&pdev->dev, "Failed to request PCI memory\n");
+ ret = -EBUSY;
+ goto out_mcb_bus;
+ }
+
+ priv->base = devm_ioremap(&pdev->dev, priv->mapbase, table_size);
+ if (!priv->base) {
+ dev_err(&pdev->dev, "Cannot ioremap\n");
+ ret = -ENOMEM;
+ goto out_mcb_bus;
+ }
+ }

mcb_bus_add_devices(priv->bus);

diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
index eb5621c9ebf8..129acf595410 100644
--- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
+++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
@@ -697,7 +697,7 @@ static void netup_unidvb_dma_fini(struct netup_unidvb_dev *ndev, int num)
netup_unidvb_dma_enable(dma, 0);
msleep(50);
cancel_work_sync(&dma->work);
- del_timer(&dma->timeout);
+ del_timer_sync(&dma->timeout);
}

static int netup_unidvb_dma_setup(struct netup_unidvb_dev *ndev)
diff --git a/drivers/media/radio/radio-shark.c b/drivers/media/radio/radio-shark.c
index 8230da828d0e..127a3be0e0f0 100644
--- a/drivers/media/radio/radio-shark.c
+++ b/drivers/media/radio/radio-shark.c
@@ -316,6 +316,16 @@ static int usb_shark_probe(struct usb_interface *intf,
{
struct shark_device *shark;
int retval = -ENOMEM;
+ static const u8 ep_addresses[] = {
+ SHARK_IN_EP | USB_DIR_IN,
+ SHARK_OUT_EP | USB_DIR_OUT,
+ 0};
+
+ /* Are the expected endpoints present? */
+ if (!usb_check_int_endpoints(intf, ep_addresses)) {
+ dev_err(&intf->dev, "Invalid radioSHARK device\n");
+ return -EINVAL;
+ }

shark = kzalloc(sizeof(struct shark_device), GFP_KERNEL);
if (!shark)
diff --git a/drivers/media/radio/radio-shark2.c b/drivers/media/radio/radio-shark2.c
index d150f12382c6..f1c5c0a6a335 100644
--- a/drivers/media/radio/radio-shark2.c
+++ b/drivers/media/radio/radio-shark2.c
@@ -282,6 +282,16 @@ static int usb_shark_probe(struct usb_interface *intf,
{
struct shark_device *shark;
int retval = -ENOMEM;
+ static const u8 ep_addresses[] = {
+ SHARK_IN_EP | USB_DIR_IN,
+ SHARK_OUT_EP | USB_DIR_OUT,
+ 0};
+
+ /* Are the expected endpoints present? */
+ if (!usb_check_int_endpoints(intf, ep_addresses)) {
+ dev_err(&intf->dev, "Invalid radioSHARK2 device\n");
+ return -EINVAL;
+ }

shark = kzalloc(sizeof(struct shark_device), GFP_KERNEL);
if (!shark)
diff --git a/drivers/memstick/host/r592.c b/drivers/memstick/host/r592.c
index eaa2a94d18be..dd06c18495eb 100644
--- a/drivers/memstick/host/r592.c
+++ b/drivers/memstick/host/r592.c
@@ -828,7 +828,7 @@ static void r592_remove(struct pci_dev *pdev)
/* Stop the processing thread.
That ensures that we won't take any more requests */
kthread_stop(dev->io_thread);
-
+ del_timer_sync(&dev->detect_timer);
r592_enable_device(dev, false);

while (!error && dev->req) {
diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c
index ebc00d47abf5..624803a887d8 100644
--- a/drivers/message/fusion/mptlan.c
+++ b/drivers/message/fusion/mptlan.c
@@ -1430,7 +1430,9 @@ mptlan_remove(struct pci_dev *pdev)
{
MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
struct net_device *dev = ioc->netdev;
+ struct mpt_lan_priv *priv = netdev_priv(dev);

+ cancel_delayed_work_sync(&priv->post_buckets_task);
if(dev != NULL) {
unregister_netdev(dev);
free_netdev(dev);
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
index 707f4287ab4a..80952237e4b4 100644
--- a/drivers/mfd/dln2.c
+++ b/drivers/mfd/dln2.c
@@ -797,6 +797,7 @@ static int dln2_probe(struct usb_interface *interface,
dln2_stop_rx_urbs(dln2);

out_free:
+ usb_put_dev(dln2->usb_dev);
dln2_free(dln2);

return ret;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 0885991347d0..cdb9efae6032 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3239,7 +3239,11 @@ static int bond_slave_netdev_event(unsigned long event,
unblock_netpoll_tx();
break;
case NETDEV_FEAT_CHANGE:
- bond_compute_features(bond);
+ if (!bond->notifier_ctx) {
+ bond->notifier_ctx = true;
+ bond_compute_features(bond);
+ bond->notifier_ctx = false;
+ }
break;
case NETDEV_RESEND_IGMP:
/* Propagate to master device */
@@ -4878,6 +4882,8 @@ static int bond_init(struct net_device *bond_dev)
if (!bond->wq)
return -ENOMEM;

+ bond->notifier_ctx = false;
+
spin_lock_init(&bond->stats_lock);
lockdep_register_key(&bond->stats_lock_key);
lockdep_set_class(&bond->stats_lock, &bond->stats_lock_key);
diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index faa78d38d752..560a0a5ba6f3 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -70,10 +70,12 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices");
#define KVASER_PCIEFD_SYSID_BUILD_REG (KVASER_PCIEFD_SYSID_BASE + 0x14)
/* Shared receive buffer registers */
#define KVASER_PCIEFD_SRB_BASE 0x1f200
+#define KVASER_PCIEFD_SRB_FIFO_LAST_REG (KVASER_PCIEFD_SRB_BASE + 0x1f4)
#define KVASER_PCIEFD_SRB_CMD_REG (KVASER_PCIEFD_SRB_BASE + 0x200)
#define KVASER_PCIEFD_SRB_IEN_REG (KVASER_PCIEFD_SRB_BASE + 0x204)
#define KVASER_PCIEFD_SRB_IRQ_REG (KVASER_PCIEFD_SRB_BASE + 0x20c)
#define KVASER_PCIEFD_SRB_STAT_REG (KVASER_PCIEFD_SRB_BASE + 0x210)
+#define KVASER_PCIEFD_SRB_RX_NR_PACKETS_REG (KVASER_PCIEFD_SRB_BASE + 0x214)
#define KVASER_PCIEFD_SRB_CTRL_REG (KVASER_PCIEFD_SRB_BASE + 0x218)
/* EPCS flash controller registers */
#define KVASER_PCIEFD_SPI_BASE 0x1fc00
@@ -110,6 +112,9 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices");
/* DMA support */
#define KVASER_PCIEFD_SRB_STAT_DMA BIT(24)

+/* SRB current packet level */
+#define KVASER_PCIEFD_SRB_RX_NR_PACKETS_MASK 0xff
+
/* DMA Enable */
#define KVASER_PCIEFD_SRB_CTRL_DMA_ENABLE BIT(0)

@@ -528,7 +533,7 @@ static int kvaser_pciefd_set_tx_irq(struct kvaser_pciefd_can *can)
KVASER_PCIEFD_KCAN_IRQ_TOF | KVASER_PCIEFD_KCAN_IRQ_ABD |
KVASER_PCIEFD_KCAN_IRQ_TAE | KVASER_PCIEFD_KCAN_IRQ_TAL |
KVASER_PCIEFD_KCAN_IRQ_FDIC | KVASER_PCIEFD_KCAN_IRQ_BPP |
- KVASER_PCIEFD_KCAN_IRQ_TAR | KVASER_PCIEFD_KCAN_IRQ_TFD;
+ KVASER_PCIEFD_KCAN_IRQ_TAR;

iowrite32(msk, can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);

@@ -556,6 +561,8 @@ static void kvaser_pciefd_setup_controller(struct kvaser_pciefd_can *can)

if (can->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)
mode |= KVASER_PCIEFD_KCAN_MODE_LOM;
+ else
+ mode &= ~KVASER_PCIEFD_KCAN_MODE_LOM;

mode |= KVASER_PCIEFD_KCAN_MODE_EEN;
mode |= KVASER_PCIEFD_KCAN_MODE_EPEN;
@@ -574,7 +581,7 @@ static void kvaser_pciefd_start_controller_flush(struct kvaser_pciefd_can *can)

spin_lock_irqsave(&can->lock, irq);
iowrite32(-1, can->reg_base + KVASER_PCIEFD_KCAN_IRQ_REG);
- iowrite32(KVASER_PCIEFD_KCAN_IRQ_ABD | KVASER_PCIEFD_KCAN_IRQ_TFD,
+ iowrite32(KVASER_PCIEFD_KCAN_IRQ_ABD,
can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);

status = ioread32(can->reg_base + KVASER_PCIEFD_KCAN_STAT_REG);
@@ -617,7 +624,7 @@ static int kvaser_pciefd_bus_on(struct kvaser_pciefd_can *can)
iowrite32(0, can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);
iowrite32(-1, can->reg_base + KVASER_PCIEFD_KCAN_IRQ_REG);

- iowrite32(KVASER_PCIEFD_KCAN_IRQ_ABD | KVASER_PCIEFD_KCAN_IRQ_TFD,
+ iowrite32(KVASER_PCIEFD_KCAN_IRQ_ABD,
can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);

mode = ioread32(can->reg_base + KVASER_PCIEFD_KCAN_MODE_REG);
@@ -719,6 +726,7 @@ static int kvaser_pciefd_stop(struct net_device *netdev)
iowrite32(0, can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);
del_timer(&can->bec_poll_timer);
}
+ can->can.state = CAN_STATE_STOPPED;
close_candev(netdev);

return ret;
@@ -1001,8 +1009,7 @@ static int kvaser_pciefd_setup_can_ctrls(struct kvaser_pciefd *pcie)
SET_NETDEV_DEV(netdev, &pcie->pci->dev);

iowrite32(-1, can->reg_base + KVASER_PCIEFD_KCAN_IRQ_REG);
- iowrite32(KVASER_PCIEFD_KCAN_IRQ_ABD |
- KVASER_PCIEFD_KCAN_IRQ_TFD,
+ iowrite32(KVASER_PCIEFD_KCAN_IRQ_ABD,
can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);

pcie->can[i] = can;
@@ -1052,6 +1059,7 @@ static int kvaser_pciefd_setup_dma(struct kvaser_pciefd *pcie)
{
int i;
u32 srb_status;
+ u32 srb_packet_count;
dma_addr_t dma_addr[KVASER_PCIEFD_DMA_COUNT];

/* Disable the DMA */
@@ -1079,6 +1087,15 @@ static int kvaser_pciefd_setup_dma(struct kvaser_pciefd *pcie)
KVASER_PCIEFD_SRB_CMD_RDB1,
pcie->reg_base + KVASER_PCIEFD_SRB_CMD_REG);

+ /* Empty Rx FIFO */
+ srb_packet_count = ioread32(pcie->reg_base + KVASER_PCIEFD_SRB_RX_NR_PACKETS_REG) &
+ KVASER_PCIEFD_SRB_RX_NR_PACKETS_MASK;
+ while (srb_packet_count) {
+ /* Drop current packet in FIFO */
+ ioread32(pcie->reg_base + KVASER_PCIEFD_SRB_FIFO_LAST_REG);
+ srb_packet_count--;
+ }
+
srb_status = ioread32(pcie->reg_base + KVASER_PCIEFD_SRB_STAT_REG);
if (!(srb_status & KVASER_PCIEFD_SRB_STAT_DI)) {
dev_err(&pcie->pci->dev, "DMA not idle before enabling\n");
@@ -1421,9 +1438,6 @@ static int kvaser_pciefd_handle_status_packet(struct kvaser_pciefd *pcie,
cmd = KVASER_PCIEFD_KCAN_CMD_AT;
cmd |= ++can->cmd_seq << KVASER_PCIEFD_KCAN_CMD_SEQ_SHIFT;
iowrite32(cmd, can->reg_base + KVASER_PCIEFD_KCAN_CMD_REG);
-
- iowrite32(KVASER_PCIEFD_KCAN_IRQ_TFD,
- can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);
} else if (p->header[0] & KVASER_PCIEFD_SPACK_IDET &&
p->header[0] & KVASER_PCIEFD_SPACK_IRM &&
cmdseq == (p->header[1] & KVASER_PCIEFD_PACKET_SEQ_MSK) &&
@@ -1712,15 +1726,6 @@ static int kvaser_pciefd_transmit_irq(struct kvaser_pciefd_can *can)
if (irq & KVASER_PCIEFD_KCAN_IRQ_TOF)
netdev_err(can->can.dev, "Tx FIFO overflow\n");

- if (irq & KVASER_PCIEFD_KCAN_IRQ_TFD) {
- u8 count = ioread32(can->reg_base +
- KVASER_PCIEFD_KCAN_TX_NPACKETS_REG) & 0xff;
-
- if (count == 0)
- iowrite32(KVASER_PCIEFD_KCAN_CTRL_EFLUSH,
- can->reg_base + KVASER_PCIEFD_KCAN_CTRL_REG);
- }
-
if (irq & KVASER_PCIEFD_KCAN_IRQ_BPP)
netdev_err(can->can.dev,
"Fail to change bittiming, when not in reset mode\n");
@@ -1822,6 +1827,11 @@ static int kvaser_pciefd_probe(struct pci_dev *pdev,
if (err)
goto err_teardown_can_ctrls;

+ err = request_irq(pcie->pci->irq, kvaser_pciefd_irq_handler,
+ IRQF_SHARED, KVASER_PCIEFD_DRV_NAME, pcie);
+ if (err)
+ goto err_teardown_can_ctrls;
+
iowrite32(KVASER_PCIEFD_SRB_IRQ_DPD0 | KVASER_PCIEFD_SRB_IRQ_DPD1,
pcie->reg_base + KVASER_PCIEFD_SRB_IRQ_REG);

@@ -1842,11 +1852,6 @@ static int kvaser_pciefd_probe(struct pci_dev *pdev,
iowrite32(KVASER_PCIEFD_SRB_CMD_RDB1,
pcie->reg_base + KVASER_PCIEFD_SRB_CMD_REG);

- err = request_irq(pcie->pci->irq, kvaser_pciefd_irq_handler,
- IRQF_SHARED, KVASER_PCIEFD_DRV_NAME, pcie);
- if (err)
- goto err_teardown_can_ctrls;
-
err = kvaser_pciefd_reg_candev(pcie);
if (err)
goto err_free_irq;
@@ -1854,6 +1859,8 @@ static int kvaser_pciefd_probe(struct pci_dev *pdev,
return 0;

err_free_irq:
+ /* Disable PCI interrupts */
+ iowrite32(0, pcie->reg_base + KVASER_PCIEFD_IEN_REG);
free_irq(pcie->pci->irq, pcie);

err_teardown_can_ctrls:
diff --git a/drivers/net/ethernet/3com/3c589_cs.c b/drivers/net/ethernet/3com/3c589_cs.c
index 2b2695311bda..aab26dbe76ff 100644
--- a/drivers/net/ethernet/3com/3c589_cs.c
+++ b/drivers/net/ethernet/3com/3c589_cs.c
@@ -196,6 +196,7 @@ static int tc589_probe(struct pcmcia_device *link)
{
struct el3_private *lp;
struct net_device *dev;
+ int ret;

dev_dbg(&link->dev, "3c589_attach()\n");

@@ -219,7 +220,15 @@ static int tc589_probe(struct pcmcia_device *link)

dev->ethtool_ops = &netdev_ethtool_ops;

- return tc589_config(link);
+ ret = tc589_config(link);
+ if (ret)
+ goto err_free_netdev;
+
+ return 0;
+
+err_free_netdev:
+ free_netdev(dev);
+ return ret;
}

static void tc589_detach(struct pcmcia_device *link)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 1b725a021455..750acbf29464 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -2973,7 +2973,7 @@ static int bcmgenet_open(struct net_device *dev)
return ret;
}

-static void bcmgenet_netif_stop(struct net_device *dev)
+static void bcmgenet_netif_stop(struct net_device *dev, bool stop_phy)
{
struct bcmgenet_priv *priv = netdev_priv(dev);

@@ -2988,7 +2988,8 @@ static void bcmgenet_netif_stop(struct net_device *dev)
/* Disable MAC transmit. TX DMA disabled must be done before this */
umac_enable_set(priv, CMD_TX_EN, false);

- phy_stop(dev->phydev);
+ if (stop_phy)
+ phy_stop(dev->phydev);
bcmgenet_disable_rx_napi(priv);
bcmgenet_intr_disable(priv);

@@ -3014,7 +3015,7 @@ static int bcmgenet_close(struct net_device *dev)

netif_dbg(priv, ifdown, dev, "bcmgenet_close\n");

- bcmgenet_netif_stop(dev);
+ bcmgenet_netif_stop(dev, false);

/* Really kill the PHY state machine and disconnect from it */
phy_disconnect(dev->phydev);
@@ -3712,7 +3713,7 @@ static int bcmgenet_suspend(struct device *d)

netif_device_detach(dev);

- bcmgenet_netif_stop(dev);
+ bcmgenet_netif_stop(dev, true);

if (!device_may_wakeup(d))
phy_suspend(dev->phydev);
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index e1b8c58c4d6b..f67f104049db 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3769,7 +3769,9 @@ fec_drv_remove(struct platform_device *pdev)

ret = pm_runtime_get_sync(&pdev->dev);
if (ret < 0)
- return ret;
+ dev_err(&pdev->dev,
+ "Failed to resume device in remove callback (%pe)\n",
+ ERR_PTR(ret));

cancel_work_sync(&fep->tx_timeout_work);
fec_ptp_stop(pdev);
@@ -3782,8 +3784,13 @@ fec_drv_remove(struct platform_device *pdev)
of_phy_deregister_fixed_link(np);
of_node_put(fep->phy_node);

- clk_disable_unprepare(fep->clk_ahb);
- clk_disable_unprepare(fep->clk_ipg);
+ /* After pm_runtime_get_sync() failed, the clks are still off, so skip
+ * disabling them again.
+ */
+ if (ret >= 0) {
+ clk_disable_unprepare(fep->clk_ahb);
+ clk_disable_unprepare(fep->clk_ipg);
+ }
pm_runtime_put_noidle(&pdev->dev);
pm_runtime_disable(&pdev->dev);

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index d58abdfdb9b7..08277c3cf280 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -6688,12 +6688,15 @@ static void hclge_ae_stop(struct hnae3_handle *handle)
/* If it is not PF reset or FLR, the firmware will disable the MAC,
* so it only need to stop phy here.
*/
- if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) &&
- hdev->reset_type != HNAE3_FUNC_RESET &&
- hdev->reset_type != HNAE3_FLR_RESET) {
- hclge_mac_stop_phy(hdev);
- hclge_update_link_status(hdev);
- return;
+ if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) {
+ hclge_pfc_pause_en_cfg(hdev, HCLGE_PFC_TX_RX_DISABLE,
+ HCLGE_PFC_DISABLE);
+ if (hdev->reset_type != HNAE3_FUNC_RESET &&
+ hdev->reset_type != HNAE3_FLR_RESET) {
+ hclge_mac_stop_phy(hdev);
+ hclge_update_link_status(hdev);
+ return;
+ }
}

for (i = 0; i < handle->kinfo.num_tqps; i++)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
index 8448607742a6..2183e700f9d9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -170,8 +170,8 @@ int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx)
return hclge_cmd_send(&hdev->hw, &desc, 1);
}

-static int hclge_pfc_pause_en_cfg(struct hclge_dev *hdev, u8 tx_rx_bitmap,
- u8 pfc_bitmap)
+int hclge_pfc_pause_en_cfg(struct hclge_dev *hdev, u8 tx_rx_bitmap,
+ u8 pfc_bitmap)
{
struct hclge_desc desc;
struct hclge_pfc_en_cmd *pfc = (struct hclge_pfc_en_cmd *)desc.data;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
index 260f22d19d81..406084bb2307 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
@@ -109,6 +109,9 @@ struct hclge_bp_to_qs_map_cmd {
u32 rsvd1;
};

+#define HCLGE_PFC_DISABLE 0
+#define HCLGE_PFC_TX_RX_DISABLE 0
+
struct hclge_pfc_en_cmd {
u8 tx_rx_en_bitmap;
u8 pri_en_bitmap;
@@ -150,6 +153,8 @@ void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
void hclge_tm_pfc_info_update(struct hclge_dev *hdev);
int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
int hclge_tm_init_hw(struct hclge_dev *hdev, bool init);
+int hclge_pfc_pause_en_cfg(struct hclge_dev *hdev, u8 tx_rx_bitmap,
+ u8 pfc_bitmap);
int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx);
int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
int hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 48956c30d2ee..ec3d98595198 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -1432,7 +1432,10 @@ static int hclgevf_reset_wait(struct hclgevf_dev *hdev)
* might happen in case reset assertion was made by PF. Yes, this also
* means we might end up waiting bit more even for VF reset.
*/
- msleep(5000);
+ if (hdev->reset_type == HNAE3_VF_FULL_RESET)
+ msleep(5000);
+ else
+ msleep(500);

return 0;
}
diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.c b/drivers/net/ethernet/intel/igb/e1000_mac.c
index 79ee0a747260..4e69cb2c025f 100644
--- a/drivers/net/ethernet/intel/igb/e1000_mac.c
+++ b/drivers/net/ethernet/intel/igb/e1000_mac.c
@@ -425,7 +425,7 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value)
static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
{
u32 hash_value, hash_mask;
- u8 bit_shift = 0;
+ u8 bit_shift = 1;

/* Register count multiplied by bits per register */
hash_mask = (hw->mac.mta_reg_count * 32) - 1;
@@ -433,7 +433,7 @@ static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
/* For a mc_filter_type of 0, bit_shift is the number of left-shifts
* where 0xFF would still fall within the hash mask.
*/
- while (hash_mask >> bit_shift != 0xFF)
+ while (hash_mask >> bit_shift != 0xFF && bit_shift < 4)
bit_shift++;

/* The portion of the address that is used for the hash table
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c
index bced2efe9bef..abd066e95228 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c
@@ -110,7 +110,8 @@ struct mlx5_devcom *mlx5_devcom_register_device(struct mlx5_core_dev *dev)
priv->devs[idx] = dev;
devcom = mlx5_devcom_alloc(priv, idx);
if (!devcom) {
- kfree(priv);
+ if (new_priv)
+ kfree(priv);
return ERR_PTR(-ENOMEM);
}

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 83ee9429e7c6..ff9ac7cffc32 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -887,7 +887,7 @@ static int mlx5_init_once(struct mlx5_core_dev *dev)

dev->dm = mlx5_dm_create(dev);
if (IS_ERR(dev->dm))
- mlx5_core_warn(dev, "Failed to init device memory%d\n", err);
+ mlx5_core_warn(dev, "Failed to init device memory %ld\n", PTR_ERR(dev->dm));

dev->tracer = mlx5_fw_tracer_create(dev);
dev->hv_vhca = mlx5_hv_vhca_create(dev);
diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index 05d2b478c99b..d069017d43a3 100644
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -6099,6 +6099,7 @@ static int nv_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
return 0;

out_error:
+ nv_mgmt_release_sema(dev);
if (phystate_orig)
writel(phystate|NVREG_ADAPTCTL_RUNNING, base + NvRegAdapterControl);
out_freering:
diff --git a/drivers/net/ethernet/pasemi/pasemi_mac.c b/drivers/net/ethernet/pasemi/pasemi_mac.c
index 040a15a828b4..c1d7bd168f1d 100644
--- a/drivers/net/ethernet/pasemi/pasemi_mac.c
+++ b/drivers/net/ethernet/pasemi/pasemi_mac.c
@@ -1423,7 +1423,7 @@ static void pasemi_mac_queue_csdesc(const struct sk_buff *skb,
write_dma_reg(PAS_DMA_TXCHAN_INCR(txring->chan.chno), 2);
}

-static int pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev)
{
struct pasemi_mac * const mac = netdev_priv(dev);
struct pasemi_mac_txring * const txring = tx_ring(mac);
diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c
index 6e78a33aa5e4..ecaa9beee76e 100644
--- a/drivers/net/ethernet/sun/cassini.c
+++ b/drivers/net/ethernet/sun/cassini.c
@@ -5138,6 +5138,8 @@ static int cas_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
cas_shutdown(cp);
mutex_unlock(&cp->pm_mutex);

+ vfree(cp->fw_data);
+
pci_iounmap(pdev, cp->regs);


diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c
index a33149ee0ddc..0a5b5ff597c6 100644
--- a/drivers/net/ipvlan/ipvlan_core.c
+++ b/drivers/net/ipvlan/ipvlan_core.c
@@ -437,6 +437,9 @@ static int ipvlan_process_v4_outbound(struct sk_buff *skb)
goto err;
}
skb_dst_set(skb, &rt->dst);
+
+ memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
+
err = ip_local_out(net, skb->sk, skb);
if (unlikely(net_xmit_eval(err)))
dev->stats.tx_errors++;
@@ -475,6 +478,9 @@ static int ipvlan_process_v6_outbound(struct sk_buff *skb)
goto err;
}
skb_dst_set(skb, dst);
+
+ memset(IP6CB(skb), 0, sizeof(*IP6CB(skb)));
+
err = ip6_local_out(net, skb->sk, skb);
if (unlikely(net_xmit_eval(err)))
dev->stats.tx_errors++;
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index a522d1673fa8..574c17aa4b09 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -715,9 +715,8 @@ static ssize_t tap_get_user(struct tap_queue *q, void *msg_control,
skb_probe_transport_header(skb);

/* Move network header to the right position for VLAN tagged packets */
- if ((skb->protocol == htons(ETH_P_8021Q) ||
- skb->protocol == htons(ETH_P_8021AD)) &&
- __vlan_get_protocol(skb, skb->protocol, &depth) != 0)
+ if (eth_type_vlan(skb->protocol) &&
+ vlan_get_protocol_and_depth(skb, skb->protocol, &depth) != 0)
skb_set_network_header(skb, depth);

rcu_read_lock();
@@ -1177,9 +1176,8 @@ static int tap_get_user_xdp(struct tap_queue *q, struct xdp_buff *xdp)
}

/* Move network header to the right position for VLAN tagged packets */
- if ((skb->protocol == htons(ETH_P_8021Q) ||
- skb->protocol == htons(ETH_P_8021AD)) &&
- __vlan_get_protocol(skb, skb->protocol, &depth) != 0)
+ if (eth_type_vlan(skb->protocol) &&
+ vlan_get_protocol_and_depth(skb, skb->protocol, &depth) != 0)
skb_set_network_header(skb, depth);

rcu_read_lock();
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index da74ec778b6e..227d97b4dc22 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1624,6 +1624,7 @@ static int team_init(struct net_device *dev)

team->dev = dev;
team_set_no_mode(team);
+ team->notifier_ctx = false;

team->pcpu_stats = netdev_alloc_pcpu_stats(struct team_pcpu_stats);
if (!team->pcpu_stats)
@@ -3015,7 +3016,11 @@ static int team_device_event(struct notifier_block *unused,
team_del_slave(port->team->dev, dev);
break;
case NETDEV_FEAT_CHANGE:
- team_compute_features(port->team);
+ if (!port->team->notifier_ctx) {
+ port->team->notifier_ctx = true;
+ team_compute_features(port->team);
+ port->team->notifier_ctx = false;
+ }
break;
case NETDEV_PRECHANGEMTU:
/* Forbid to change mtu of underlaying device */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 5bfff309f547..b7ceea0b3204 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -1269,13 +1269,14 @@ static int brcmf_set_pmk(struct brcmf_if *ifp, const u8 *pmk_data, u16 pmk_len)
{
struct brcmf_pub *drvr = ifp->drvr;
struct brcmf_wsec_pmk_le pmk;
- int i, err;
+ int err;
+
+ memset(&pmk, 0, sizeof(pmk));

- /* convert to firmware key format */
- pmk.key_len = cpu_to_le16(pmk_len << 1);
- pmk.flags = cpu_to_le16(BRCMF_WSEC_PASSPHRASE);
- for (i = 0; i < pmk_len; i++)
- snprintf(&pmk.key[2 * i], 3, "%02x", pmk_data[i]);
+ /* pass pmk directly */
+ pmk.key_len = cpu_to_le16(pmk_len);
+ pmk.flags = cpu_to_le16(0);
+ memcpy(pmk.key, pmk_data, pmk_len);

/* store psk in firmware */
err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_WSEC_PMK,
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/sta.c b/drivers/net/wireless/intel/iwlwifi/dvm/sta.c
index 51158edce15b..f30fdbedd717 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/sta.c
@@ -1086,6 +1086,7 @@ static int iwlagn_send_sta_key(struct iwl_priv *priv,
{
__le16 key_flags;
struct iwl_addsta_cmd sta_cmd;
+ size_t to_copy;
int i;

spin_lock_bh(&priv->sta_lock);
@@ -1105,7 +1106,9 @@ static int iwlagn_send_sta_key(struct iwl_priv *priv,
sta_cmd.key.tkip_rx_tsc_byte2 = tkip_iv32;
for (i = 0; i < 5; i++)
sta_cmd.key.tkip_rx_ttak[i] = cpu_to_le16(tkip_p1k[i]);
- memcpy(sta_cmd.key.key, keyconf->key, keyconf->keylen);
+ /* keyconf may contain MIC rx/tx keys which iwl does not use */
+ to_copy = min_t(size_t, sizeof(sta_cmd.key.key), keyconf->keylen);
+ memcpy(sta_cmd.key.key, keyconf->key, to_copy);
break;
case WLAN_CIPHER_SUITE_WEP104:
key_flags |= STA_KEY_FLG_KEY_SIZE_MSK;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
index f49887379c43..f485c0dd75d6 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
@@ -508,6 +508,11 @@ iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
struct iwl_mcc_update_resp *mcc_resp = (void *)pkt->data;

n_channels = __le32_to_cpu(mcc_resp->n_channels);
+ if (iwl_rx_packet_payload_len(pkt) !=
+ struct_size(mcc_resp, channels, n_channels)) {
+ resp_cp = ERR_PTR(-EINVAL);
+ goto exit;
+ }
resp_len = sizeof(struct iwl_mcc_update_resp) +
n_channels * sizeof(__le32);
resp_cp = kmemdup(mcc_resp, resp_len, GFP_KERNEL);
@@ -519,6 +524,11 @@ iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2,
struct iwl_mcc_update_resp_v3 *mcc_resp_v3 = (void *)pkt->data;

n_channels = __le32_to_cpu(mcc_resp_v3->n_channels);
+ if (iwl_rx_packet_payload_len(pkt) !=
+ struct_size(mcc_resp_v3, channels, n_channels)) {
+ resp_cp = ERR_PTR(-EINVAL);
+ goto exit;
+ }
resp_len = sizeof(struct iwl_mcc_update_resp) +
n_channels * sizeof(__le32);
resp_cp = kzalloc(resp_len, GFP_KERNEL);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index f34297fd453c..5153314e8555 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -1173,6 +1173,9 @@ static void iwl_pci_remove(struct pci_dev *pdev)
{
struct iwl_trans *trans = pci_get_drvdata(pdev);

+ if (!trans)
+ return;
+
iwl_drv_stop(trans->drv);

iwl_trans_pcie_free(trans);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 3a93a7b8ba0a..e7b90cf1f28c 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -2832,7 +2832,7 @@ static bool iwl_write_to_user_buf(char __user *user_buf, ssize_t count,
void *buf, ssize_t *size,
ssize_t *bytes_copied)
{
- int buf_size_left = count - *bytes_copied;
+ ssize_t buf_size_left = count - *bytes_copied;

buf_size_left = buf_size_left - (buf_size_left % sizeof(u32));
if (*size > buf_size_left)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index a6c530b9ceee..0c813e2b9d29 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -13,10 +13,7 @@
#include "../dma.h"
#include "mac.h"

-static inline s8 to_rssi(u32 field, u32 rxv)
-{
- return (FIELD_GET(field, rxv) - 220) / 2;
-}
+#define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2)

static struct mt76_wcid *mt7615_rx_get_wcid(struct mt7615_dev *dev,
u8 idx, bool unicast)
diff --git a/drivers/phy/st/phy-miphy28lp.c b/drivers/phy/st/phy-miphy28lp.c
index 068160a34f5c..e30305b77f0d 100644
--- a/drivers/phy/st/phy-miphy28lp.c
+++ b/drivers/phy/st/phy-miphy28lp.c
@@ -9,6 +9,7 @@

#include <linux/platform_device.h>
#include <linux/io.h>
+#include <linux/iopoll.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
@@ -484,19 +485,11 @@ static inline void miphy28lp_pcie_config_gen(struct miphy28lp_phy *miphy_phy)

static inline int miphy28lp_wait_compensation(struct miphy28lp_phy *miphy_phy)
{
- unsigned long finish = jiffies + 5 * HZ;
u8 val;

/* Waiting for Compensation to complete */
- do {
- val = readb_relaxed(miphy_phy->base + MIPHY_COMP_FSM_6);
-
- if (time_after_eq(jiffies, finish))
- return -EBUSY;
- cpu_relax();
- } while (!(val & COMP_DONE));
-
- return 0;
+ return readb_relaxed_poll_timeout(miphy_phy->base + MIPHY_COMP_FSM_6,
+ val, val & COMP_DONE, 1, 5 * USEC_PER_SEC);
}


@@ -805,7 +798,6 @@ static inline void miphy28lp_configure_usb3(struct miphy28lp_phy *miphy_phy)

static inline int miphy_is_ready(struct miphy28lp_phy *miphy_phy)
{
- unsigned long finish = jiffies + 5 * HZ;
u8 mask = HFC_PLL | HFC_RDY;
u8 val;

@@ -816,21 +808,14 @@ static inline int miphy_is_ready(struct miphy28lp_phy *miphy_phy)
if (miphy_phy->type == PHY_TYPE_SATA)
mask |= PHY_RDY;

- do {
- val = readb_relaxed(miphy_phy->base + MIPHY_STATUS_1);
- if ((val & mask) != mask)
- cpu_relax();
- else
- return 0;
- } while (!time_after_eq(jiffies, finish));
-
- return -EBUSY;
+ return readb_relaxed_poll_timeout(miphy_phy->base + MIPHY_STATUS_1,
+ val, (val & mask) == mask, 1,
+ 5 * USEC_PER_SEC);
}

static int miphy_osc_is_ready(struct miphy28lp_phy *miphy_phy)
{
struct miphy28lp_dev *miphy_dev = miphy_phy->phydev;
- unsigned long finish = jiffies + 5 * HZ;
u32 val;

if (!miphy_phy->osc_rdy)
@@ -839,17 +824,10 @@ static int miphy_osc_is_ready(struct miphy28lp_phy *miphy_phy)
if (!miphy_phy->syscfg_reg[SYSCFG_STATUS])
return -EINVAL;

- do {
- regmap_read(miphy_dev->regmap,
- miphy_phy->syscfg_reg[SYSCFG_STATUS], &val);
-
- if ((val & MIPHY_OSC_RDY) != MIPHY_OSC_RDY)
- cpu_relax();
- else
- return 0;
- } while (!time_after_eq(jiffies, finish));
-
- return -EBUSY;
+ return regmap_read_poll_timeout(miphy_dev->regmap,
+ miphy_phy->syscfg_reg[SYSCFG_STATUS],
+ val, val & MIPHY_OSC_RDY, 1,
+ 5 * USEC_PER_SEC);
}

static int miphy28lp_get_resource_byname(struct device_node *child,
diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index b1a37aa38880..b45cbd40294b 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -1547,7 +1547,7 @@ static int bq27xxx_battery_read_health(struct bq27xxx_device_info *di)
return POWER_SUPPLY_HEALTH_GOOD;
}

-void bq27xxx_battery_update(struct bq27xxx_device_info *di)
+static void bq27xxx_battery_update_unlocked(struct bq27xxx_device_info *di)
{
struct bq27xxx_reg_cache cache = {0, };
bool has_ci_flag = di->opts & BQ27XXX_O_ZERO;
@@ -1597,6 +1597,16 @@ void bq27xxx_battery_update(struct bq27xxx_device_info *di)
di->cache = cache;

di->last_update = jiffies;
+
+ if (!di->removed && poll_interval > 0)
+ mod_delayed_work(system_wq, &di->work, poll_interval * HZ);
+}
+
+void bq27xxx_battery_update(struct bq27xxx_device_info *di)
+{
+ mutex_lock(&di->lock);
+ bq27xxx_battery_update_unlocked(di);
+ mutex_unlock(&di->lock);
}
EXPORT_SYMBOL_GPL(bq27xxx_battery_update);

@@ -1607,9 +1617,6 @@ static void bq27xxx_battery_poll(struct work_struct *work)
work.work);

bq27xxx_battery_update(di);
-
- if (poll_interval > 0)
- schedule_delayed_work(&di->work, poll_interval * HZ);
}

/*
@@ -1770,10 +1777,8 @@ static int bq27xxx_battery_get_property(struct power_supply *psy,
struct bq27xxx_device_info *di = power_supply_get_drvdata(psy);

mutex_lock(&di->lock);
- if (time_is_before_jiffies(di->last_update + 5 * HZ)) {
- cancel_delayed_work_sync(&di->work);
- bq27xxx_battery_poll(&di->work.work);
- }
+ if (time_is_before_jiffies(di->last_update + 5 * HZ))
+ bq27xxx_battery_update_unlocked(di);
mutex_unlock(&di->lock);

if (psp != POWER_SUPPLY_PROP_PRESENT && di->cache.flags < 0)
@@ -1910,22 +1915,18 @@ EXPORT_SYMBOL_GPL(bq27xxx_battery_setup);

void bq27xxx_battery_teardown(struct bq27xxx_device_info *di)
{
- /*
- * power_supply_unregister call bq27xxx_battery_get_property which
- * call bq27xxx_battery_poll.
- * Make sure that bq27xxx_battery_poll will not call
- * schedule_delayed_work again after unregister (which cause OOPS).
- */
- poll_interval = 0;
-
- cancel_delayed_work_sync(&di->work);
-
- power_supply_unregister(di->bat);
-
mutex_lock(&bq27xxx_list_lock);
list_del(&di->list);
mutex_unlock(&bq27xxx_list_lock);

+ /* Set removed to avoid bq27xxx_battery_update() re-queuing the work */
+ mutex_lock(&di->lock);
+ di->removed = true;
+ mutex_unlock(&di->lock);
+
+ cancel_delayed_work_sync(&di->work);
+
+ power_supply_unregister(di->bat);
mutex_destroy(&di->lock);
}
EXPORT_SYMBOL_GPL(bq27xxx_battery_teardown);
diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c
index 34229c1f43e3..01800cd97e3a 100644
--- a/drivers/power/supply/bq27xxx_battery_i2c.c
+++ b/drivers/power/supply/bq27xxx_battery_i2c.c
@@ -187,7 +187,7 @@ static int bq27xxx_battery_i2c_probe(struct i2c_client *client,
i2c_set_clientdata(client, di);

if (client->irq) {
- ret = devm_request_threaded_irq(&client->dev, client->irq,
+ ret = request_threaded_irq(client->irq,
NULL, bq27xxx_battery_irq_handler_thread,
IRQF_ONESHOT,
di->name, di);
@@ -217,6 +217,7 @@ static int bq27xxx_battery_i2c_remove(struct i2c_client *client)
{
struct bq27xxx_device_info *di = i2c_get_clientdata(client);

+ free_irq(client->irq, di);
bq27xxx_battery_teardown(di);

mutex_lock(&battery_mutex);
diff --git a/drivers/power/supply/power_supply_leds.c b/drivers/power/supply/power_supply_leds.c
index d69880cc3593..b7a2778f878d 100644
--- a/drivers/power/supply/power_supply_leds.c
+++ b/drivers/power/supply/power_supply_leds.c
@@ -34,8 +34,9 @@ static void power_supply_update_bat_leds(struct power_supply *psy)
led_trigger_event(psy->charging_full_trig, LED_FULL);
led_trigger_event(psy->charging_trig, LED_OFF);
led_trigger_event(psy->full_trig, LED_FULL);
- led_trigger_event(psy->charging_blink_full_solid_trig,
- LED_FULL);
+ /* Going from blink to LED on requires a LED_OFF event to stop blink */
+ led_trigger_event(psy->charging_blink_full_solid_trig, LED_OFF);
+ led_trigger_event(psy->charging_blink_full_solid_trig, LED_FULL);
break;
case POWER_SUPPLY_STATUS_CHARGING:
led_trigger_event(psy->charging_full_trig, LED_FULL);
diff --git a/drivers/power/supply/sbs-charger.c b/drivers/power/supply/sbs-charger.c
index fbfb6a620961..a30eb42e379a 100644
--- a/drivers/power/supply/sbs-charger.c
+++ b/drivers/power/supply/sbs-charger.c
@@ -25,7 +25,7 @@
#define SBS_CHARGER_REG_STATUS 0x13
#define SBS_CHARGER_REG_ALARM_WARNING 0x16

-#define SBS_CHARGER_STATUS_CHARGE_INHIBITED BIT(1)
+#define SBS_CHARGER_STATUS_CHARGE_INHIBITED BIT(0)
#define SBS_CHARGER_STATUS_RES_COLD BIT(9)
#define SBS_CHARGER_STATUS_RES_HOT BIT(10)
#define SBS_CHARGER_STATUS_BATTERY_PRESENT BIT(14)
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index 3b0a4483a252..c78651be8d13 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -88,15 +88,15 @@ enum qdio_irq_states {
static inline int do_sqbs(u64 token, unsigned char state, int queue,
int *start, int *count)
{
- register unsigned long _ccq asm ("0") = *count;
- register unsigned long _token asm ("1") = token;
unsigned long _queuestart = ((unsigned long)queue << 32) | *start;
+ unsigned long _ccq = *count;

asm volatile(
- " .insn rsy,0xeb000000008A,%1,0,0(%2)"
- : "+d" (_ccq), "+d" (_queuestart)
- : "d" ((unsigned long)state), "d" (_token)
- : "memory", "cc");
+ " lgr 1,%[token]\n"
+ " .insn rsy,0xeb000000008a,%[qs],%[ccq],0(%[state])"
+ : [ccq] "+&d" (_ccq), [qs] "+&d" (_queuestart)
+ : [state] "a" ((unsigned long)state), [token] "d" (token)
+ : "memory", "cc", "1");
*count = _ccq & 0xff;
*start = _queuestart & 0xff;

@@ -106,16 +106,17 @@ static inline int do_sqbs(u64 token, unsigned char state, int queue,
static inline int do_eqbs(u64 token, unsigned char *state, int queue,
int *start, int *count, int ack)
{
- register unsigned long _ccq asm ("0") = *count;
- register unsigned long _token asm ("1") = token;
unsigned long _queuestart = ((unsigned long)queue << 32) | *start;
unsigned long _state = (unsigned long)ack << 63;
+ unsigned long _ccq = *count;

asm volatile(
- " .insn rrf,0xB99c0000,%1,%2,0,0"
- : "+d" (_ccq), "+d" (_queuestart), "+d" (_state)
- : "d" (_token)
- : "memory", "cc");
+ " lgr 1,%[token]\n"
+ " .insn rrf,0xb99c0000,%[qs],%[state],%[ccq],0"
+ : [ccq] "+&d" (_ccq), [qs] "+&d" (_queuestart),
+ [state] "+&d" (_state)
+ : [token] "d" (token)
+ : "memory", "cc", "1");
*count = _ccq & 0xff;
*start = _queuestart & 0xff;
*state = _state & 0xff;
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 5b63c505a2f7..620655bcbe80 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -31,38 +31,41 @@ MODULE_DESCRIPTION("QDIO base support");
MODULE_LICENSE("GPL");

static inline int do_siga_sync(unsigned long schid,
- unsigned int out_mask, unsigned int in_mask,
+ unsigned long out_mask, unsigned long in_mask,
unsigned int fc)
{
- register unsigned long __fc asm ("0") = fc;
- register unsigned long __schid asm ("1") = schid;
- register unsigned long out asm ("2") = out_mask;
- register unsigned long in asm ("3") = in_mask;
int cc;

asm volatile(
+ " lgr 0,%[fc]\n"
+ " lgr 1,%[schid]\n"
+ " lgr 2,%[out]\n"
+ " lgr 3,%[in]\n"
" siga 0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc)
- : "d" (__fc), "d" (__schid), "d" (out), "d" (in) : "cc");
+ " ipm %[cc]\n"
+ " srl %[cc],28\n"
+ : [cc] "=&d" (cc)
+ : [fc] "d" (fc), [schid] "d" (schid),
+ [out] "d" (out_mask), [in] "d" (in_mask)
+ : "cc", "0", "1", "2", "3");
return cc;
}

-static inline int do_siga_input(unsigned long schid, unsigned int mask,
- unsigned int fc)
+static inline int do_siga_input(unsigned long schid, unsigned long mask,
+ unsigned long fc)
{
- register unsigned long __fc asm ("0") = fc;
- register unsigned long __schid asm ("1") = schid;
- register unsigned long __mask asm ("2") = mask;
int cc;

asm volatile(
+ " lgr 0,%[fc]\n"
+ " lgr 1,%[schid]\n"
+ " lgr 2,%[mask]\n"
" siga 0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc)
- : "d" (__fc), "d" (__schid), "d" (__mask) : "cc");
+ " ipm %[cc]\n"
+ " srl %[cc],28\n"
+ : [cc] "=&d" (cc)
+ : [fc] "d" (fc), [schid] "d" (schid), [mask] "d" (mask)
+ : "cc", "0", "1", "2");
return cc;
}

@@ -78,23 +81,24 @@ static inline int do_siga_input(unsigned long schid, unsigned int mask,
* Note: For IQDC unicast queues only the highest priority queue is processed.
*/
static inline int do_siga_output(unsigned long schid, unsigned long mask,
- unsigned int *bb, unsigned int fc,
+ unsigned int *bb, unsigned long fc,
unsigned long aob)
{
- register unsigned long __fc asm("0") = fc;
- register unsigned long __schid asm("1") = schid;
- register unsigned long __mask asm("2") = mask;
- register unsigned long __aob asm("3") = aob;
int cc;

asm volatile(
+ " lgr 0,%[fc]\n"
+ " lgr 1,%[schid]\n"
+ " lgr 2,%[mask]\n"
+ " lgr 3,%[aob]\n"
" siga 0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc), "+d" (__fc), "+d" (__aob)
- : "d" (__schid), "d" (__mask)
- : "cc");
- *bb = __fc >> 31;
+ " lgr %[fc],0\n"
+ " ipm %[cc]\n"
+ " srl %[cc],28\n"
+ : [cc] "=&d" (cc), [fc] "+&d" (fc)
+ : [schid] "d" (schid), [mask] "d" (mask), [aob] "d" (aob)
+ : "cc", "0", "1", "2", "3");
+ *bb = fc >> 31;
return cc;
}

diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index 69551132f304..291fccf02d45 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -2046,6 +2046,7 @@ lpfc_debugfs_lockstat_write(struct file *file, const char __user *buf,
char mybuf[64];
char *pbuf;
int i;
+ size_t bsize;

/* Protect copy from user */
if (!access_ok(buf, nbytes))
@@ -2053,7 +2054,9 @@ lpfc_debugfs_lockstat_write(struct file *file, const char __user *buf,

memset(mybuf, 0, sizeof(mybuf));

- if (copy_from_user(mybuf, buf, nbytes))
+ bsize = min(nbytes, (sizeof(mybuf) - 1));
+
+ if (copy_from_user(mybuf, buf, bsize))
return -EFAULT;
pbuf = &mybuf[0];

@@ -2074,7 +2077,7 @@ lpfc_debugfs_lockstat_write(struct file *file, const char __user *buf,
qp->lock_conflict.wq_access = 0;
}
}
- return nbytes;
+ return bsize;
}
#endif

diff --git a/drivers/spi/spi-fsl-cpm.c b/drivers/spi/spi-fsl-cpm.c
index 858f0544289e..c7079a9cd577 100644
--- a/drivers/spi/spi-fsl-cpm.c
+++ b/drivers/spi/spi-fsl-cpm.c
@@ -21,6 +21,7 @@
#include <linux/spi/spi.h>
#include <linux/types.h>
#include <linux/platform_device.h>
+#include <linux/byteorder/generic.h>

#include "spi-fsl-cpm.h"
#include "spi-fsl-lib.h"
@@ -120,6 +121,21 @@ int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi,
mspi->rx_dma = mspi->dma_dummy_rx;
mspi->map_rx_dma = 0;
}
+ if (t->bits_per_word == 16 && t->tx_buf) {
+ const u16 *src = t->tx_buf;
+ u16 *dst;
+ int i;
+
+ dst = kmalloc(t->len, GFP_KERNEL);
+ if (!dst)
+ return -ENOMEM;
+
+ for (i = 0; i < t->len >> 1; i++)
+ dst[i] = cpu_to_le16p(src + i);
+
+ mspi->tx = dst;
+ mspi->map_tx_dma = 1;
+ }

if (mspi->map_tx_dma) {
void *nonconst_tx = (void *)mspi->tx; /* shut up gcc */
@@ -173,6 +189,13 @@ void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi)
if (mspi->map_rx_dma)
dma_unmap_single(dev, mspi->rx_dma, t->len, DMA_FROM_DEVICE);
mspi->xfer_in_progress = NULL;
+
+ if (t->bits_per_word == 16 && t->rx_buf) {
+ int i;
+
+ for (i = 0; i < t->len; i += 2)
+ le16_to_cpus(t->rx_buf + i);
+ }
}
EXPORT_SYMBOL_GPL(fsl_spi_cpm_bufs_complete);

diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c
index ae805f91eafa..8006759c1a0c 100644
--- a/drivers/spi/spi-fsl-spi.c
+++ b/drivers/spi/spi-fsl-spi.c
@@ -204,26 +204,6 @@ static int mspi_apply_cpu_mode_quirks(struct spi_mpc8xxx_cs *cs,
return bits_per_word;
}

-static int mspi_apply_qe_mode_quirks(struct spi_mpc8xxx_cs *cs,
- struct spi_device *spi,
- int bits_per_word)
-{
- /* CPM/QE uses Little Endian for words > 8
- * so transform 16 and 32 bits words into 8 bits
- * Unfortnatly that doesn't work for LSB so
- * reject these for now */
- /* Note: 32 bits word, LSB works iff
- * tfcr/rfcr is set to CPMFCR_GBL */
- if (spi->mode & SPI_LSB_FIRST &&
- bits_per_word > 8)
- return -EINVAL;
- if (bits_per_word <= 8)
- return bits_per_word;
- if (bits_per_word == 16 || bits_per_word == 32)
- return 8; /* pretend its 8 bits */
- return -EINVAL;
-}
-
static int fsl_spi_setup_transfer(struct spi_device *spi,
struct spi_transfer *t)
{
@@ -251,9 +231,6 @@ static int fsl_spi_setup_transfer(struct spi_device *spi,
bits_per_word = mspi_apply_cpu_mode_quirks(cs, spi,
mpc8xxx_spi,
bits_per_word);
- else
- bits_per_word = mspi_apply_qe_mode_quirks(cs, spi,
- bits_per_word);

if (bits_per_word < 0)
return bits_per_word;
@@ -371,14 +348,30 @@ static int fsl_spi_do_one_msg(struct spi_master *master,
* In CPU mode, optimize large byte transfers to use larger
* bits_per_word values to reduce number of interrupts taken.
*/
- if (!(mpc8xxx_spi->flags & SPI_CPM_MODE)) {
- list_for_each_entry(t, &m->transfers, transfer_list) {
+ list_for_each_entry(t, &m->transfers, transfer_list) {
+ if (!(mpc8xxx_spi->flags & SPI_CPM_MODE)) {
if (t->len < 256 || t->bits_per_word != 8)
continue;
if ((t->len & 3) == 0)
t->bits_per_word = 32;
else if ((t->len & 1) == 0)
t->bits_per_word = 16;
+ } else {
+ /*
+ * CPM/QE uses Little Endian for words > 8
+ * so transform 16 and 32 bits words into 8 bits
+ * Unfortnatly that doesn't work for LSB so
+ * reject these for now
+ * Note: 32 bits word, LSB works iff
+ * tfcr/rfcr is set to CPMFCR_GBL
+ */
+ if (m->spi->mode & SPI_LSB_FIRST && t->bits_per_word > 8)
+ return -EINVAL;
+ if (t->bits_per_word == 16 || t->bits_per_word == 32)
+ t->bits_per_word = 8; /* pretend its 8 bits */
+ if (t->bits_per_word == 8 && t->len >= 256 &&
+ (mpc8xxx_spi->flags & SPI_CPM1))
+ t->bits_per_word = 16;
}
}

@@ -637,8 +630,14 @@ static struct spi_master * fsl_spi_probe(struct device *dev,
if (mpc8xxx_spi->type == TYPE_GRLIB)
fsl_spi_grlib_probe(dev);

- master->bits_per_word_mask =
- (SPI_BPW_RANGE_MASK(4, 16) | SPI_BPW_MASK(32)) &
+ if (mpc8xxx_spi->flags & SPI_CPM_MODE)
+ master->bits_per_word_mask =
+ (SPI_BPW_RANGE_MASK(4, 8) | SPI_BPW_MASK(16) | SPI_BPW_MASK(32));
+ else
+ master->bits_per_word_mask =
+ (SPI_BPW_RANGE_MASK(4, 16) | SPI_BPW_MASK(32));
+
+ master->bits_per_word_mask &=
SPI_BPW_RANGE_MASK(1, mpc8xxx_spi->max_bits_per_word);

if (mpc8xxx_spi->flags & SPI_QE_CPU_MODE)
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 9d593675257e..67f31183c118 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -239,6 +239,18 @@ static bool spi_imx_can_dma(struct spi_master *master, struct spi_device *spi,
return true;
}

+/*
+ * Note the number of natively supported chip selects for MX51 is 4. Some
+ * devices may have less actual SS pins but the register map supports 4. When
+ * using gpio chip selects the cs values passed into the macros below can go
+ * outside the range 0 - 3. We therefore need to limit the cs value to avoid
+ * corrupting bits outside the allocated locations.
+ *
+ * The simplest way to do this is to just mask the cs bits to 2 bits. This
+ * still allows all 4 native chip selects to work as well as gpio chip selects
+ * (which can use any of the 4 chip select configurations).
+ */
+
#define MX51_ECSPI_CTRL 0x08
#define MX51_ECSPI_CTRL_ENABLE (1 << 0)
#define MX51_ECSPI_CTRL_XCH (1 << 2)
@@ -247,16 +259,16 @@ static bool spi_imx_can_dma(struct spi_master *master, struct spi_device *spi,
#define MX51_ECSPI_CTRL_DRCTL(drctl) ((drctl) << 16)
#define MX51_ECSPI_CTRL_POSTDIV_OFFSET 8
#define MX51_ECSPI_CTRL_PREDIV_OFFSET 12
-#define MX51_ECSPI_CTRL_CS(cs) ((cs) << 18)
+#define MX51_ECSPI_CTRL_CS(cs) ((cs & 3) << 18)
#define MX51_ECSPI_CTRL_BL_OFFSET 20
#define MX51_ECSPI_CTRL_BL_MASK (0xfff << 20)

#define MX51_ECSPI_CONFIG 0x0c
-#define MX51_ECSPI_CONFIG_SCLKPHA(cs) (1 << ((cs) + 0))
-#define MX51_ECSPI_CONFIG_SCLKPOL(cs) (1 << ((cs) + 4))
-#define MX51_ECSPI_CONFIG_SBBCTRL(cs) (1 << ((cs) + 8))
-#define MX51_ECSPI_CONFIG_SSBPOL(cs) (1 << ((cs) + 12))
-#define MX51_ECSPI_CONFIG_SCLKCTL(cs) (1 << ((cs) + 20))
+#define MX51_ECSPI_CONFIG_SCLKPHA(cs) (1 << ((cs & 3) + 0))
+#define MX51_ECSPI_CONFIG_SCLKPOL(cs) (1 << ((cs & 3) + 4))
+#define MX51_ECSPI_CONFIG_SBBCTRL(cs) (1 << ((cs & 3) + 8))
+#define MX51_ECSPI_CONFIG_SSBPOL(cs) (1 << ((cs & 3) + 12))
+#define MX51_ECSPI_CONFIG_SCLKCTL(cs) (1 << ((cs & 3) + 20))

#define MX51_ECSPI_INT 0x10
#define MX51_ECSPI_INT_TEEN (1 << 0)
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
index be377e75703b..ca3cea27489b 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
@@ -50,9 +50,9 @@ static const struct rtl819x_ops rtl819xp_ops = {
};

static struct pci_device_id rtl8192_pci_id_tbl[] = {
- {RTL_PCI_DEVICE(0x10ec, 0x8192, rtl819xp_ops)},
- {RTL_PCI_DEVICE(0x07aa, 0x0044, rtl819xp_ops)},
- {RTL_PCI_DEVICE(0x07aa, 0x0047, rtl819xp_ops)},
+ {PCI_DEVICE(0x10ec, 0x8192)},
+ {PCI_DEVICE(0x07aa, 0x0044)},
+ {PCI_DEVICE(0x07aa, 0x0047)},
{}
};

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.h b/drivers/staging/rtl8192e/rtl8192e/rtl_core.h
index 736f1a824cd2..7bbd884aa5f1 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.h
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.h
@@ -55,11 +55,6 @@
#define IS_HARDWARE_TYPE_8192SE(_priv) \
(((struct r8192_priv *)rtllib_priv(dev))->card_8192 == NIC_8192SE)

-#define RTL_PCI_DEVICE(vend, dev, cfg) \
- .vendor = (vend), .device = (dev), \
- .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \
- .driver_data = (kernel_ulong_t)&(cfg)
-
#define TOTAL_CAM_ENTRY 32
#define CAM_CONTENT_COUNT 8

diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 8b8afa95fbba..ab2f0ceb1e23 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -4385,6 +4385,9 @@ int iscsit_close_session(struct iscsi_session *sess)
iscsit_stop_time2retain_timer(sess);
spin_unlock_bh(&se_tpg->session_lock);

+ if (sess->sess_ops->ErrorRecoveryLevel == 2)
+ iscsit_free_connection_recovery_entries(sess);
+
/*
* transport_deregister_session_configfs() will clear the
* struct se_node_acl->nacl_sess pointer now as a iscsi_np process context
@@ -4413,9 +4416,6 @@ int iscsit_close_session(struct iscsi_session *sess)

transport_deregister_session(sess->se_sess);

- if (sess->sess_ops->ErrorRecoveryLevel == 2)
- iscsit_free_connection_recovery_entries(sess);
-
iscsit_free_all_ooo_cmdsns(sess);

spin_lock_bh(&se_tpg->session_lock);
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 2675771a03a0..d7afff1e7685 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -1138,6 +1138,7 @@ void serial8250_unregister_port(int line)
uart->port.type = PORT_UNKNOWN;
uart->port.dev = &serial8250_isa_devs->dev;
uart->capabilities = 0;
+ serial8250_init_port(uart);
serial8250_apply_quirks(uart);
uart_add_one_port(&serial8250_reg, &uart->port);
} else {
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 92e2ee278523..4a3991ac2dd0 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1837,6 +1837,8 @@ pci_moxa_setup(struct serial_private *priv,
#define PCI_SUBDEVICE_ID_SIIG_DUAL_30 0x2530
#define PCI_VENDOR_ID_ADVANTECH 0x13fe
#define PCI_DEVICE_ID_INTEL_CE4100_UART 0x2e66
+#define PCI_DEVICE_ID_ADVANTECH_PCI1600 0x1600
+#define PCI_DEVICE_ID_ADVANTECH_PCI1600_1611 0x1611
#define PCI_DEVICE_ID_ADVANTECH_PCI3620 0x3620
#define PCI_DEVICE_ID_ADVANTECH_PCI3618 0x3618
#define PCI_DEVICE_ID_ADVANTECH_PCIf618 0xf618
@@ -4157,6 +4159,9 @@ static SIMPLE_DEV_PM_OPS(pciserial_pm_ops, pciserial_suspend_one,
pciserial_resume_one);

static const struct pci_device_id serial_pci_tbl[] = {
+ { PCI_VENDOR_ID_ADVANTECH, PCI_DEVICE_ID_ADVANTECH_PCI1600,
+ PCI_DEVICE_ID_ADVANTECH_PCI1600_1611, PCI_ANY_ID, 0, 0,
+ pbn_b0_4_921600 },
/* Advantech use PCI_DEVICE_ID_ADVANTECH_PCI3620 (0x3620) as 'PCI_SUBVENDOR_ID' */
{ PCI_VENDOR_ID_ADVANTECH, PCI_DEVICE_ID_ADVANTECH_PCI3620,
PCI_DEVICE_ID_ADVANTECH_PCI3620, 0x0001, 0, 0,
diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c
index d904a3a345e7..dd4be3c8c049 100644
--- a/drivers/tty/serial/arc_uart.c
+++ b/drivers/tty/serial/arc_uart.c
@@ -613,10 +613,11 @@ static int arc_serial_probe(struct platform_device *pdev)
}
uart->baud = val;

- port->membase = of_iomap(np, 0);
- if (!port->membase)
+ port->membase = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(port->membase)) {
/* No point of dev_err since UART itself is hosed here */
- return -ENXIO;
+ return PTR_ERR(port->membase);
+ }

port->irq = irq_of_parse_and_map(np, 0);

diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c
index 90de3331e4a5..a6813e3393ec 100644
--- a/drivers/tty/vt/vc_screen.c
+++ b/drivers/tty/vt/vc_screen.c
@@ -200,39 +200,47 @@ vcs_vc(struct inode *inode, int *viewed)
return vc_cons[currcons].d;
}

-/*
- * Returns size for VC carried by inode.
+/**
+ * vcs_size -- return size for a VC in @vc
+ * @vc: which VC
+ * @attr: does it use attributes?
+ * @unicode: is it unicode?
+ *
* Must be called with console_lock.
*/
-static int
-vcs_size(struct inode *inode)
+static int vcs_size(const struct vc_data *vc, bool attr, bool unicode)
{
int size;
- struct vc_data *vc;

WARN_CONSOLE_UNLOCKED();

- vc = vcs_vc(inode, NULL);
- if (!vc)
- return -ENXIO;
-
size = vc->vc_rows * vc->vc_cols;

- if (use_attributes(inode)) {
- if (use_unicode(inode))
+ if (attr) {
+ if (unicode)
return -EOPNOTSUPP;
- size = 2*size + HEADER_SIZE;
- } else if (use_unicode(inode))
+
+ size = 2 * size + HEADER_SIZE;
+ } else if (unicode)
size *= 4;
+
return size;
}

static loff_t vcs_lseek(struct file *file, loff_t offset, int orig)
{
+ struct inode *inode = file_inode(file);
+ struct vc_data *vc;
int size;

console_lock();
- size = vcs_size(file_inode(file));
+ vc = vcs_vc(inode, NULL);
+ if (!vc) {
+ console_unlock();
+ return -ENXIO;
+ }
+
+ size = vcs_size(vc, use_attributes(inode), use_unicode(inode));
console_unlock();
if (size < 0)
return size;
@@ -294,7 +302,7 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
* as copy_to_user at the end of this loop
* could sleep.
*/
- size = vcs_size(inode);
+ size = vcs_size(vc, attr, uni_mode);
if (size < 0) {
ret = size;
break;
@@ -476,7 +484,11 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
if (!vc)
goto unlock_out;

- size = vcs_size(inode);
+ size = vcs_size(vc, attr, false);
+ if (size < 0) {
+ ret = size;
+ goto unlock_out;
+ }
ret = -EINVAL;
if (pos < 0 || pos > size)
goto unlock_out;
@@ -511,11 +523,18 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
}
}

- /* The vcs_size might have changed while we slept to grab
- * the user buffer, so recheck.
+ /* The vc might have been freed or vcs_size might have changed
+ * while we slept to grab the user buffer, so recheck.
* Return data written up to now on failure.
*/
- size = vcs_size(inode);
+ vc = vcs_vc(inode, &viewed);
+ if (!vc) {
+ if (written)
+ break;
+ ret = -ENXIO;
+ goto unlock_out;
+ }
+ size = vcs_size(vc, attr, false);
if (size < 0) {
if (written)
break;
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index 77b1802f829b..fdfa2da24287 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -1898,6 +1898,8 @@ static int usbtmc_ioctl_request(struct usbtmc_device_data *data,

if (request.req.wLength > USBTMC_BUFSIZE)
return -EMSGSIZE;
+ if (request.req.wLength == 0) /* Length-0 requests are never IN */
+ request.req.bRequestType &= ~USB_DIR_IN;

is_in = request.req.bRequestType & USB_DIR_IN;

diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index f16c26dc079d..502d911f71fa 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -208,6 +208,82 @@ int usb_find_common_endpoints_reverse(struct usb_host_interface *alt,
}
EXPORT_SYMBOL_GPL(usb_find_common_endpoints_reverse);

+/**
+ * usb_find_endpoint() - Given an endpoint address, search for the endpoint's
+ * usb_host_endpoint structure in an interface's current altsetting.
+ * @intf: the interface whose current altsetting should be searched
+ * @ep_addr: the endpoint address (number and direction) to find
+ *
+ * Search the altsetting's list of endpoints for one with the specified address.
+ *
+ * Return: Pointer to the usb_host_endpoint if found, %NULL otherwise.
+ */
+static const struct usb_host_endpoint *usb_find_endpoint(
+ const struct usb_interface *intf, unsigned int ep_addr)
+{
+ int n;
+ const struct usb_host_endpoint *ep;
+
+ n = intf->cur_altsetting->desc.bNumEndpoints;
+ ep = intf->cur_altsetting->endpoint;
+ for (; n > 0; (--n, ++ep)) {
+ if (ep->desc.bEndpointAddress == ep_addr)
+ return ep;
+ }
+ return NULL;
+}
+
+/**
+ * usb_check_bulk_endpoints - Check whether an interface's current altsetting
+ * contains a set of bulk endpoints with the given addresses.
+ * @intf: the interface whose current altsetting should be searched
+ * @ep_addrs: 0-terminated array of the endpoint addresses (number and
+ * direction) to look for
+ *
+ * Search for endpoints with the specified addresses and check their types.
+ *
+ * Return: %true if all the endpoints are found and are bulk, %false otherwise.
+ */
+bool usb_check_bulk_endpoints(
+ const struct usb_interface *intf, const u8 *ep_addrs)
+{
+ const struct usb_host_endpoint *ep;
+
+ for (; *ep_addrs; ++ep_addrs) {
+ ep = usb_find_endpoint(intf, *ep_addrs);
+ if (!ep || !usb_endpoint_xfer_bulk(&ep->desc))
+ return false;
+ }
+ return true;
+}
+EXPORT_SYMBOL_GPL(usb_check_bulk_endpoints);
+
+/**
+ * usb_check_int_endpoints - Check whether an interface's current altsetting
+ * contains a set of interrupt endpoints with the given addresses.
+ * @intf: the interface whose current altsetting should be searched
+ * @ep_addrs: 0-terminated array of the endpoint addresses (number and
+ * direction) to look for
+ *
+ * Search for endpoints with the specified addresses and check their types.
+ *
+ * Return: %true if all the endpoints are found and are interrupt,
+ * %false otherwise.
+ */
+bool usb_check_int_endpoints(
+ const struct usb_interface *intf, const u8 *ep_addrs)
+{
+ const struct usb_host_endpoint *ep;
+
+ for (; *ep_addrs; ++ep_addrs) {
+ ep = usb_find_endpoint(intf, *ep_addrs);
+ if (!ep || !usb_endpoint_xfer_int(&ep->desc))
+ return false;
+ }
+ return true;
+}
+EXPORT_SYMBOL_GPL(usb_check_int_endpoints);
+
/**
* usb_find_alt_setting() - Given a configuration, find the alternate setting
* for the given interface.
diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index 9fb519b2efb4..9bc46aec08a3 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -327,6 +327,11 @@ static int dwc3_lsp_show(struct seq_file *s, void *unused)
unsigned int current_mode;
unsigned long flags;
u32 reg;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
reg = dwc3_readl(dwc->regs, DWC3_GSTS);
@@ -345,6 +350,8 @@ static int dwc3_lsp_show(struct seq_file *s, void *unused)
}
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -390,6 +397,11 @@ static int dwc3_mode_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = s->private;
unsigned long flags;
u32 reg;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
reg = dwc3_readl(dwc->regs, DWC3_GCTL);
@@ -409,6 +421,8 @@ static int dwc3_mode_show(struct seq_file *s, void *unused)
seq_printf(s, "UNKNOWN %08x\n", DWC3_GCTL_PRTCAP(reg));
}

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -455,6 +469,11 @@ static int dwc3_testmode_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = s->private;
unsigned long flags;
u32 reg;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
@@ -485,6 +504,8 @@ static int dwc3_testmode_show(struct seq_file *s, void *unused)
seq_printf(s, "UNKNOWN %d\n", reg);
}

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -501,6 +522,7 @@ static ssize_t dwc3_testmode_write(struct file *file,
unsigned long flags;
u32 testmode = 0;
char buf[32];
+ int ret;

if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
return -EFAULT;
@@ -518,10 +540,16 @@ static ssize_t dwc3_testmode_write(struct file *file,
else
testmode = 0;

+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;
+
spin_lock_irqsave(&dwc->lock, flags);
dwc3_gadget_set_test_mode(dwc, testmode);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return count;
}

@@ -540,12 +568,18 @@ static int dwc3_link_state_show(struct seq_file *s, void *unused)
enum dwc3_link_state state;
u32 reg;
u8 speed;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
reg = dwc3_readl(dwc->regs, DWC3_GSTS);
if (DWC3_GSTS_CURMOD(reg) != DWC3_GSTS_CURMOD_DEVICE) {
seq_puts(s, "Not available\n");
spin_unlock_irqrestore(&dwc->lock, flags);
+ pm_runtime_put_sync(dwc->dev);
return 0;
}

@@ -558,6 +592,8 @@ static int dwc3_link_state_show(struct seq_file *s, void *unused)
dwc3_gadget_hs_link_string(state));
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -576,6 +612,7 @@ static ssize_t dwc3_link_state_write(struct file *file,
char buf[32];
u32 reg;
u8 speed;
+ int ret;

if (copy_from_user(&buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
return -EFAULT;
@@ -595,10 +632,15 @@ static ssize_t dwc3_link_state_write(struct file *file,
else
return -EINVAL;

+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;
+
spin_lock_irqsave(&dwc->lock, flags);
reg = dwc3_readl(dwc->regs, DWC3_GSTS);
if (DWC3_GSTS_CURMOD(reg) != DWC3_GSTS_CURMOD_DEVICE) {
spin_unlock_irqrestore(&dwc->lock, flags);
+ pm_runtime_put_sync(dwc->dev);
return -EINVAL;
}

@@ -608,12 +650,15 @@ static ssize_t dwc3_link_state_write(struct file *file,
if (speed < DWC3_DSTS_SUPERSPEED &&
state != DWC3_LINK_STATE_RECOV) {
spin_unlock_irqrestore(&dwc->lock, flags);
+ pm_runtime_put_sync(dwc->dev);
return -EINVAL;
}

dwc3_gadget_set_link_state(dwc, state);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return count;
}

@@ -636,6 +681,11 @@ static int dwc3_tx_fifo_size_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_TXFIFO);
@@ -646,6 +696,8 @@ static int dwc3_tx_fifo_size_show(struct seq_file *s, void *unused)
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -655,6 +707,11 @@ static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_RXFIFO);
@@ -665,6 +722,8 @@ static int dwc3_rx_fifo_size_show(struct seq_file *s, void *unused)
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -674,12 +733,19 @@ static int dwc3_tx_request_queue_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_TXREQQ);
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -689,12 +755,19 @@ static int dwc3_rx_request_queue_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_RXREQQ);
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -704,12 +777,19 @@ static int dwc3_rx_info_queue_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_RXINFOQ);
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -719,12 +799,19 @@ static int dwc3_descriptor_fetch_queue_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_DESCFETCHQ);
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -734,12 +821,19 @@ static int dwc3_event_queue_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
u32 val;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
val = dwc3_core_fifo_space(dep, DWC3_EVENTQ);
seq_printf(s, "%u\n", val);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -785,6 +879,11 @@ static int dwc3_trb_ring_show(struct seq_file *s, void *unused)
struct dwc3 *dwc = dep->dwc;
unsigned long flags;
int i;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
if (dep->number <= 1) {
@@ -814,6 +913,8 @@ static int dwc3_trb_ring_show(struct seq_file *s, void *unused)
out:
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -826,6 +927,11 @@ static int dwc3_ep_info_register_show(struct seq_file *s, void *unused)
u32 lower_32_bits;
u32 upper_32_bits;
u32 reg;
+ int ret;
+
+ ret = pm_runtime_resume_and_get(dwc->dev);
+ if (ret < 0)
+ return ret;

spin_lock_irqsave(&dwc->lock, flags);
reg = DWC3_GDBGLSPMUX_EPSELECT(dep->number);
@@ -838,6 +944,8 @@ static int dwc3_ep_info_register_show(struct seq_file *s, void *unused)
seq_printf(s, "0x%016llx\n", ep_info);
spin_unlock_irqrestore(&dwc->lock, flags);

+ pm_runtime_put_sync(dwc->dev);
+
return 0;
}

@@ -899,6 +1007,7 @@ void dwc3_debugfs_init(struct dwc3 *dwc)
dwc->regset->regs = dwc3_regs;
dwc->regset->nregs = ARRAY_SIZE(dwc3_regs);
dwc->regset->base = dwc->regs - DWC3_GLOBALS_REGS_START;
+ dwc->regset->dev = dwc->dev;

root = debugfs_create_dir(dev_name(dwc->dev), NULL);
dwc->root = root;
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 3f053b11e2ce..af3cb3bfdc29 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -17,6 +17,8 @@
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/if_vlan.h>
+#include <linux/string_helpers.h>
+#include <linux/usb/composite.h>

#include "u_ether.h"

@@ -102,41 +104,6 @@ static inline int qlen(struct usb_gadget *gadget, unsigned qmult)

/*-------------------------------------------------------------------------*/

-/* REVISIT there must be a better way than having two sets
- * of debug calls ...
- */
-
-#undef DBG
-#undef VDBG
-#undef ERROR
-#undef INFO
-
-#define xprintk(d, level, fmt, args...) \
- printk(level "%s: " fmt , (d)->net->name , ## args)
-
-#ifdef DEBUG
-#undef DEBUG
-#define DBG(dev, fmt, args...) \
- xprintk(dev , KERN_DEBUG , fmt , ## args)
-#else
-#define DBG(dev, fmt, args...) \
- do { } while (0)
-#endif /* DEBUG */
-
-#ifdef VERBOSE_DEBUG
-#define VDBG DBG
-#else
-#define VDBG(dev, fmt, args...) \
- do { } while (0)
-#endif /* DEBUG */
-
-#define ERROR(dev, fmt, args...) \
- xprintk(dev , KERN_ERR , fmt , ## args)
-#define INFO(dev, fmt, args...) \
- xprintk(dev , KERN_INFO , fmt , ## args)
-
-/*-------------------------------------------------------------------------*/
-
/* NETWORK DRIVER HOOKUP (to the layer above this driver) */

static void eth_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *p)
@@ -974,6 +941,8 @@ int gether_get_host_addr_cdc(struct net_device *net, char *host_addr, int len)
dev = netdev_priv(net);
snprintf(host_addr, len, "%pm", dev->host_mac);

+ string_upper(host_addr, host_addr);
+
return strlen(host_addr);
}
EXPORT_SYMBOL_GPL(gether_get_host_addr_cdc);
diff --git a/drivers/usb/host/uhci-pci.c b/drivers/usb/host/uhci-pci.c
index 0fa3d72bae26..79a6f1442160 100644
--- a/drivers/usb/host/uhci-pci.c
+++ b/drivers/usb/host/uhci-pci.c
@@ -119,11 +119,13 @@ static int uhci_pci_init(struct usb_hcd *hcd)

uhci->rh_numports = uhci_count_ports(hcd);

- /* Intel controllers report the OverCurrent bit active on.
- * VIA controllers report it active off, so we'll adjust the
- * bit value. (It's not standardized in the UHCI spec.)
+ /*
+ * Intel controllers report the OverCurrent bit active on. VIA
+ * and ZHAOXIN controllers report it active off, so we'll adjust
+ * the bit value. (It's not standardized in the UHCI spec.)
*/
- if (to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_VIA)
+ if (to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_VIA ||
+ to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_ZHAOXIN)
uhci->oc_low = 1;

/* HP's server management chip requires a longer port reset delay. */
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index 0734e6dd9386..d242b73cfdb2 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3014,6 +3014,20 @@ static int sisusb_probe(struct usb_interface *intf,
struct usb_device *dev = interface_to_usbdev(intf);
struct sisusb_usb_data *sisusb;
int retval = 0, i;
+ static const u8 ep_addresses[] = {
+ SISUSB_EP_GFX_IN | USB_DIR_IN,
+ SISUSB_EP_GFX_OUT | USB_DIR_OUT,
+ SISUSB_EP_GFX_BULK_OUT | USB_DIR_OUT,
+ SISUSB_EP_GFX_LBULK_OUT | USB_DIR_OUT,
+ SISUSB_EP_BRIDGE_IN | USB_DIR_IN,
+ SISUSB_EP_BRIDGE_OUT | USB_DIR_OUT,
+ 0};
+
+ /* Are the expected endpoints present? */
+ if (!usb_check_bulk_endpoints(intf, ep_addresses)) {
+ dev_err(&intf->dev, "Invalid USB2VGA device\n");
+ return -EINVAL;
+ }

dev_info(&dev->dev, "USB2VGA dongle found at address %d\n",
dev->devnum);
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c
index 2adcabe060c5..49d17988e2ce 100644
--- a/drivers/usb/storage/scsiglue.c
+++ b/drivers/usb/storage/scsiglue.c
@@ -407,22 +407,25 @@ static DEF_SCSI_QCMD(queuecommand)
***********************************************************************/

/* Command timeout and abort */
-static int command_abort(struct scsi_cmnd *srb)
+static int command_abort_matching(struct us_data *us, struct scsi_cmnd *srb_match)
{
- struct us_data *us = host_to_us(srb->device->host);
-
- usb_stor_dbg(us, "%s called\n", __func__);
-
/*
* us->srb together with the TIMED_OUT, RESETTING, and ABORTING
* bits are protected by the host lock.
*/
scsi_lock(us_to_host(us));

- /* Is this command still active? */
- if (us->srb != srb) {
+ /* is there any active pending command to abort ? */
+ if (!us->srb) {
scsi_unlock(us_to_host(us));
usb_stor_dbg(us, "-- nothing to abort\n");
+ return SUCCESS;
+ }
+
+ /* Does the command match the passed srb if any ? */
+ if (srb_match && us->srb != srb_match) {
+ scsi_unlock(us_to_host(us));
+ usb_stor_dbg(us, "-- pending command mismatch\n");
return FAILED;
}

@@ -445,6 +448,14 @@ static int command_abort(struct scsi_cmnd *srb)
return SUCCESS;
}

+static int command_abort(struct scsi_cmnd *srb)
+{
+ struct us_data *us = host_to_us(srb->device->host);
+
+ usb_stor_dbg(us, "%s called\n", __func__);
+ return command_abort_matching(us, srb);
+}
+
/*
* This invokes the transport reset mechanism to reset the state of the
* device
@@ -456,6 +467,9 @@ static int device_reset(struct scsi_cmnd *srb)

usb_stor_dbg(us, "%s called\n", __func__);

+ /* abort any pending command before reset */
+ command_abort_matching(us, NULL);
+
/* lock the device pointers and do the reset */
mutex_lock(&(us->dev_mutex));
result = us->transport_reset(us);
diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c
index ca22a05179d1..a2a1baabca93 100644
--- a/drivers/usb/typec/altmodes/displayport.c
+++ b/drivers/usb/typec/altmodes/displayport.c
@@ -501,6 +501,10 @@ static ssize_t pin_assignment_show(struct device *dev,

mutex_unlock(&dp->lock);

+ /* get_current_pin_assignments can return 0 when no matching pin assignments are found */
+ if (len == 0)
+ len++;
+
buf[len - 1] = '\n';
return len;
}
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index fb18264b702e..b259a4a28f81 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -1018,7 +1018,21 @@ static bool svdm_consume_svids(struct tcpm_port *port, const __le32 *payload,
pmdata->svids[pmdata->nsvids++] = svid;
tcpm_log(port, "SVID %d: 0x%x", pmdata->nsvids, svid);
}
- return true;
+
+ /*
+ * PD3.0 Spec 6.4.4.3.2: The SVIDs are returned 2 per VDO (see Table
+ * 6-43), and can be returned maximum 6 VDOs per response (see Figure
+ * 6-19). If the Respondersupports 12 or more SVID then the Discover
+ * SVIDs Command Shall be executed multiple times until a Discover
+ * SVIDs VDO is returned ending either with a SVID value of 0x0000 in
+ * the last part of the last VDO or with a VDO containing two SVIDs
+ * with values of 0x0000.
+ *
+ * However, some odd dockers support SVIDs less than 12 but without
+ * 0x0000 in the last VDO, so we need to break the Discover SVIDs
+ * request and return false here.
+ */
+ return cnt == 7;
abort:
tcpm_log(port, "SVID_DISCOVERY_MAX(%d) too low!", SVID_DISCOVERY_MAX);
return false;
diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c
index 8e8af408998e..24e82fca19ad 100644
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -27,6 +27,8 @@
#include <video/udlfb.h>
#include "edid.h"

+#define OUT_EP_NUM 1 /* The endpoint number we will use */
+
static const struct fb_fix_screeninfo dlfb_fix = {
.id = "udlfb",
.type = FB_TYPE_PACKED_PIXELS,
@@ -1652,7 +1654,7 @@ static int dlfb_usb_probe(struct usb_interface *intf,
struct fb_info *info;
int retval;
struct usb_device *usbdev = interface_to_usbdev(intf);
- struct usb_endpoint_descriptor *out;
+ static u8 out_ep[] = {OUT_EP_NUM + USB_DIR_OUT, 0};

/* usb initialization */
dlfb = kzalloc(sizeof(*dlfb), GFP_KERNEL);
@@ -1666,9 +1668,9 @@ static int dlfb_usb_probe(struct usb_interface *intf,
dlfb->udev = usb_get_dev(usbdev);
usb_set_intfdata(intf, dlfb);

- retval = usb_find_common_endpoints(intf->cur_altsetting, NULL, &out, NULL, NULL);
- if (retval) {
- dev_err(&intf->dev, "Device should have at lease 1 bulk endpoint!\n");
+ if (!usb_check_bulk_endpoints(intf, out_ep)) {
+ dev_err(&intf->dev, "Invalid DisplayLink device!\n");
+ retval = -EINVAL;
goto error;
}

@@ -1927,7 +1929,8 @@ static int dlfb_alloc_urb_list(struct dlfb_data *dlfb, int count, size_t size)
}

/* urb->transfer_buffer_length set to actual before submit */
- usb_fill_bulk_urb(urb, dlfb->udev, usb_sndbulkpipe(dlfb->udev, 1),
+ usb_fill_bulk_urb(urb, dlfb->udev,
+ usb_sndbulkpipe(dlfb->udev, OUT_EP_NUM),
buf, size, dlfb_urb_completion, unode);
urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;

diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c
index 93bd302ae7c5..704d7c527fcb 100644
--- a/drivers/watchdog/sp5100_tco.c
+++ b/drivers/watchdog/sp5100_tco.c
@@ -98,6 +98,10 @@ static int tco_timer_start(struct watchdog_device *wdd)
val |= SP5100_WDT_START_STOP_BIT;
writel(val, SP5100_WDT_CONTROL(tco->tcobase));

+ /* This must be a distinct write. */
+ val |= SP5100_WDT_TRIGGER_BIT;
+ writel(val, SP5100_WDT_CONTROL(tco->tcobase));
+
return 0;
}

diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c
index 9c267e27d9d9..6c2afd8bbf52 100644
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -321,8 +321,10 @@ static struct sock_mapping *pvcalls_new_active_socket(
void *page;

map = kzalloc(sizeof(*map), GFP_KERNEL);
- if (map == NULL)
+ if (map == NULL) {
+ sock_release(sock);
return NULL;
+ }

map->fedata = fedata;
map->sock = sock;
@@ -414,10 +416,8 @@ static int pvcalls_back_connect(struct xenbus_device *dev,
req->u.connect.ref,
req->u.connect.evtchn,
sock);
- if (!map) {
+ if (!map)
ret = -EFAULT;
- sock_release(sock);
- }

out:
rsp = RING_GET_RESPONSE(&fedata->ring, fedata->ring.rsp_prod_pvt++);
@@ -558,7 +558,6 @@ static void __pvcalls_back_accept(struct work_struct *work)
sock);
if (!map) {
ret = -EFAULT;
- sock_release(sock);
goto out_error;
}

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4536d8aea196..7e9d914369a0 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4408,7 +4408,11 @@ static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root)
*/
inode = igrab(&btrfs_inode->vfs_inode);
if (inode) {
+ unsigned int nofs_flag;
+
+ nofs_flag = memalloc_nofs_save();
invalidate_inode_pages2(inode->i_mapping);
+ memalloc_nofs_restore(nofs_flag);
iput(inode);
}
spin_lock(&root->delalloc_lock);
@@ -4526,7 +4530,12 @@ static void btrfs_cleanup_bg_io(struct btrfs_block_group_cache *cache)

inode = cache->io_ctl.inode;
if (inode) {
+ unsigned int nofs_flag;
+
+ nofs_flag = memalloc_nofs_save();
invalidate_inode_pages2(inode->i_mapping);
+ memalloc_nofs_restore(nofs_flag);
+
BTRFS_I(inode)->generation = 0;
cache->io_ctl.inode = NULL;
iput(inode);
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index d2d32fed8f2e..0cb93f73acb2 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -784,15 +784,16 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode,
}
spin_lock(&ctl->tree_lock);
ret = link_free_space(ctl, e);
- ctl->total_bitmaps++;
- ctl->op->recalc_thresholds(ctl);
- spin_unlock(&ctl->tree_lock);
if (ret) {
+ spin_unlock(&ctl->tree_lock);
btrfs_err(fs_info,
"Duplicate entries in free space cache, dumping");
kmem_cache_free(btrfs_free_space_cachep, e);
goto free_cache;
}
+ ctl->total_bitmaps++;
+ ctl->op->recalc_thresholds(ctl);
+ spin_unlock(&ctl->tree_lock);
list_add_tail(&e->list, &bitmaps);
}

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 20c5db8ef842..c89e85a7da7d 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -6830,7 +6830,7 @@ static int btrfs_mknod(struct inode *dir, struct dentry *dentry,
if (IS_ERR(trans))
return PTR_ERR(trans);

- err = btrfs_find_free_ino(root, &objectid);
+ err = btrfs_find_free_objectid(root, &objectid);
if (err)
goto out_unlock;

@@ -6894,7 +6894,7 @@ static int btrfs_create(struct inode *dir, struct dentry *dentry,
if (IS_ERR(trans))
return PTR_ERR(trans);

- err = btrfs_find_free_ino(root, &objectid);
+ err = btrfs_find_free_objectid(root, &objectid);
if (err)
goto out_unlock;

@@ -7039,7 +7039,7 @@ static int btrfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
if (IS_ERR(trans))
return PTR_ERR(trans);

- err = btrfs_find_free_ino(root, &objectid);
+ err = btrfs_find_free_objectid(root, &objectid);
if (err)
goto out_fail;

@@ -9930,7 +9930,7 @@ static int btrfs_whiteout_for_rename(struct btrfs_trans_handle *trans,
u64 objectid;
u64 index;

- ret = btrfs_find_free_ino(root, &objectid);
+ ret = btrfs_find_free_objectid(root, &objectid);
if (ret)
return ret;

@@ -10416,7 +10416,7 @@ static int btrfs_symlink(struct inode *dir, struct dentry *dentry,
if (IS_ERR(trans))
return PTR_ERR(trans);

- err = btrfs_find_free_ino(root, &objectid);
+ err = btrfs_find_free_objectid(root, &objectid);
if (err)
goto out_unlock;

@@ -10699,7 +10699,7 @@ static int btrfs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
if (IS_ERR(trans))
return PTR_ERR(trans);

- ret = btrfs_find_free_ino(root, &objectid);
+ ret = btrfs_find_free_objectid(root, &objectid);
if (ret)
goto out;

diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 97ce1bd13bad..96c79d5e9f7e 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -1005,6 +1005,19 @@ void ceph_handle_snap(struct ceph_mds_client *mdsc,
continue;
adjust_snap_realm_parent(mdsc, child, realm->ino);
}
+ } else {
+ /*
+ * In the non-split case both 'num_split_inos' and
+ * 'num_split_realms' should be 0, making this a no-op.
+ * However the MDS happens to populate 'split_realms' list
+ * in one of the UPDATE op cases by mistake.
+ *
+ * Skip both lists just in case to ensure that 'p' is
+ * positioned at the start of realm info, as expected by
+ * ceph_update_snap_trace().
+ */
+ p += sizeof(u64) * num_split_inos;
+ p += sizeof(u64) * num_split_realms;
}

/*
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 10ab238de9a6..a89b43d75905 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -177,6 +177,7 @@ static inline struct ext2_sb_info *EXT2_SB(struct super_block *sb)
#define EXT2_MIN_BLOCK_SIZE 1024
#define EXT2_MAX_BLOCK_SIZE 4096
#define EXT2_MIN_BLOCK_LOG_SIZE 10
+#define EXT2_MAX_BLOCK_LOG_SIZE 16
#define EXT2_BLOCK_SIZE(s) ((s)->s_blocksize)
#define EXT2_ADDR_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (__u32))
#define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_blocksize_bits)
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 644c83c115bc..6e8e47871fa2 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -967,6 +967,13 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
goto failed_mount;
}

+ if (le32_to_cpu(es->s_log_block_size) >
+ (EXT2_MAX_BLOCK_LOG_SIZE - BLOCK_SIZE_BITS)) {
+ ext2_msg(sb, KERN_ERR,
+ "Invalid log block size: %u",
+ le32_to_cpu(es->s_log_block_size));
+ goto failed_mount;
+ }
blocksize = BLOCK_SIZE << le32_to_cpu(sbi->s_es->s_log_block_size);

if (test_opt(sb, DAX)) {
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index caab9781bee7..92c37fbbabc1 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3091,6 +3091,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
struct ext4_allocation_request *ar)
{
struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
+ struct ext4_super_block *es = sbi->s_es;
int bsbits, max;
ext4_lblk_t end;
loff_t size, start_off;
@@ -3271,18 +3272,21 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
ac->ac_g_ex.fe_len = EXT4_NUM_B2C(sbi, size);

/* define goal start in order to merge */
- if (ar->pright && (ar->lright == (start + size))) {
+ if (ar->pright && (ar->lright == (start + size)) &&
+ ar->pright >= size &&
+ ar->pright - size >= le32_to_cpu(es->s_first_data_block)) {
/* merge to the right */
ext4_get_group_no_and_offset(ac->ac_sb, ar->pright - size,
- &ac->ac_f_ex.fe_group,
- &ac->ac_f_ex.fe_start);
+ &ac->ac_g_ex.fe_group,
+ &ac->ac_g_ex.fe_start);
ac->ac_flags |= EXT4_MB_HINT_TRY_GOAL;
}
- if (ar->pleft && (ar->lleft + 1 == start)) {
+ if (ar->pleft && (ar->lleft + 1 == start) &&
+ ar->pleft + 1 < ext4_blocks_count(es)) {
/* merge to the left */
ext4_get_group_no_and_offset(ac->ac_sb, ar->pleft + 1,
- &ac->ac_f_ex.fe_group,
- &ac->ac_f_ex.fe_start);
+ &ac->ac_g_ex.fe_group,
+ &ac->ac_g_ex.fe_start);
ac->ac_flags |= EXT4_MB_HINT_TRY_GOAL;
}

@@ -3374,6 +3378,7 @@ static void ext4_mb_use_inode_pa(struct ext4_allocation_context *ac,
BUG_ON(start < pa->pa_pstart);
BUG_ON(end > pa->pa_pstart + EXT4_C2B(sbi, pa->pa_len));
BUG_ON(pa->pa_free < len);
+ BUG_ON(ac->ac_b_ex.fe_len <= 0);
pa->pa_free -= len;

mb_debug(1, "use %llu/%u from inode pa %p\n", start, len, pa);
@@ -3678,10 +3683,8 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac)
return -ENOMEM;

if (ac->ac_b_ex.fe_len < ac->ac_g_ex.fe_len) {
- int winl;
- int wins;
- int win;
- int offs;
+ int new_bex_start;
+ int new_bex_end;

/* we can't allocate as much as normalizer wants.
* so, found space must get proper lstart
@@ -3689,26 +3692,40 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac)
BUG_ON(ac->ac_g_ex.fe_logical > ac->ac_o_ex.fe_logical);
BUG_ON(ac->ac_g_ex.fe_len < ac->ac_o_ex.fe_len);

- /* we're limited by original request in that
- * logical block must be covered any way
- * winl is window we can move our chunk within */
- winl = ac->ac_o_ex.fe_logical - ac->ac_g_ex.fe_logical;
+ /*
+ * Use the below logic for adjusting best extent as it keeps
+ * fragmentation in check while ensuring logical range of best
+ * extent doesn't overflow out of goal extent:
+ *
+ * 1. Check if best ex can be kept at end of goal and still
+ * cover original start
+ * 2. Else, check if best ex can be kept at start of goal and
+ * still cover original start
+ * 3. Else, keep the best ex at start of original request.
+ */
+ new_bex_end = ac->ac_g_ex.fe_logical +
+ EXT4_C2B(sbi, ac->ac_g_ex.fe_len);
+ new_bex_start = new_bex_end - EXT4_C2B(sbi, ac->ac_b_ex.fe_len);
+ if (ac->ac_o_ex.fe_logical >= new_bex_start)
+ goto adjust_bex;

- /* also, we should cover whole original request */
- wins = EXT4_C2B(sbi, ac->ac_b_ex.fe_len - ac->ac_o_ex.fe_len);
+ new_bex_start = ac->ac_g_ex.fe_logical;
+ new_bex_end =
+ new_bex_start + EXT4_C2B(sbi, ac->ac_b_ex.fe_len);
+ if (ac->ac_o_ex.fe_logical < new_bex_end)
+ goto adjust_bex;

- /* the smallest one defines real window */
- win = min(winl, wins);
+ new_bex_start = ac->ac_o_ex.fe_logical;
+ new_bex_end =
+ new_bex_start + EXT4_C2B(sbi, ac->ac_b_ex.fe_len);

- offs = ac->ac_o_ex.fe_logical %
- EXT4_C2B(sbi, ac->ac_b_ex.fe_len);
- if (offs && offs < win)
- win = offs;
+adjust_bex:
+ ac->ac_b_ex.fe_logical = new_bex_start;

- ac->ac_b_ex.fe_logical = ac->ac_o_ex.fe_logical -
- EXT4_NUM_B2C(sbi, win);
BUG_ON(ac->ac_o_ex.fe_logical < ac->ac_b_ex.fe_logical);
BUG_ON(ac->ac_o_ex.fe_len > ac->ac_b_ex.fe_len);
+ BUG_ON(new_bex_end > (ac->ac_g_ex.fe_logical +
+ EXT4_C2B(sbi, ac->ac_g_ex.fe_len)));
}

/* preallocation can change ac_b_ex, thus we store actually
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 57318010f8e6..84e98dacd452 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -306,8 +306,15 @@ static int __f2fs_write_meta_page(struct page *page,

trace_f2fs_writepage(page, META);

- if (unlikely(f2fs_cp_error(sbi)))
+ if (unlikely(f2fs_cp_error(sbi))) {
+ if (is_sbi_flag_set(sbi, SBI_IS_CLOSE)) {
+ ClearPageUptodate(page);
+ dec_page_count(sbi, F2FS_DIRTY_META);
+ unlock_page(page);
+ return 0;
+ }
goto redirty_out;
+ }
if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
goto redirty_out;
if (wbc->for_reclaim && page->index < GET_SUM_BLOCK(sbi, 0))
@@ -1277,7 +1284,8 @@ void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type)
if (!get_pages(sbi, type))
break;

- if (unlikely(f2fs_cp_error(sbi)))
+ if (unlikely(f2fs_cp_error(sbi) &&
+ !is_sbi_flag_set(sbi, SBI_IS_CLOSE)))
break;

io_schedule_timeout(HZ/50);
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 03dffb126d5c..8f78050c935d 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2130,7 +2130,8 @@ static int __write_data_page(struct page *page, bool *submitted,
* don't drop any dirty dentry pages for keeping lastest
* directory structure.
*/
- if (S_ISDIR(inode->i_mode))
+ if (S_ISDIR(inode->i_mode) &&
+ !is_sbi_flag_set(sbi, SBI_IS_CLOSE))
goto redirty_out;
goto out;
}
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 69106a1545fa..092223a8b120 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -362,6 +362,7 @@ static int inode_go_demote_ok(const struct gfs2_glock *gl)

static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf)
{
+ struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
const struct gfs2_dinode *str = buf;
struct timespec64 atime;
u16 height, depth;
@@ -401,7 +402,7 @@ static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf)
/* i_diskflags and i_eattr must be set before gfs2_set_inode_flags() */
gfs2_set_inode_flags(&ip->i_inode);
height = be16_to_cpu(str->di_height);
- if (unlikely(height > GFS2_MAX_META_HEIGHT))
+ if (unlikely(height > sdp->sd_max_height))
goto corrupt;
ip->i_height = (u8)height;

diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 76501d905099..15c14a6a9f7f 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -497,7 +497,11 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
if (type == HFSPLUS_FOLDER) {
struct hfsplus_cat_folder *folder = &entry.folder;

- WARN_ON(fd->entrylength < sizeof(struct hfsplus_cat_folder));
+ if (fd->entrylength < sizeof(struct hfsplus_cat_folder)) {
+ pr_err("bad catalog folder entry\n");
+ res = -EIO;
+ goto out;
+ }
hfs_bnode_read(fd->bnode, &entry, fd->entryoffset,
sizeof(struct hfsplus_cat_folder));
hfsplus_get_perms(inode, &folder->permissions, 1);
@@ -517,7 +521,11 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
} else if (type == HFSPLUS_FILE) {
struct hfsplus_cat_file *file = &entry.file;

- WARN_ON(fd->entrylength < sizeof(struct hfsplus_cat_file));
+ if (fd->entrylength < sizeof(struct hfsplus_cat_file)) {
+ pr_err("bad catalog file entry\n");
+ res = -EIO;
+ goto out;
+ }
hfs_bnode_read(fd->bnode, &entry, fd->entryoffset,
sizeof(struct hfsplus_cat_file));

@@ -548,6 +556,7 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
pr_err("bad catalog entry used to create inode\n");
res = -EIO;
}
+out:
return res;
}

@@ -556,6 +565,7 @@ int hfsplus_cat_write_inode(struct inode *inode)
struct inode *main_inode = inode;
struct hfs_find_data fd;
hfsplus_cat_entry entry;
+ int res = 0;

if (HFSPLUS_IS_RSRC(inode))
main_inode = HFSPLUS_I(inode)->rsrc_inode;
@@ -574,7 +584,11 @@ int hfsplus_cat_write_inode(struct inode *inode)
if (S_ISDIR(main_inode->i_mode)) {
struct hfsplus_cat_folder *folder = &entry.folder;

- WARN_ON(fd.entrylength < sizeof(struct hfsplus_cat_folder));
+ if (fd.entrylength < sizeof(struct hfsplus_cat_folder)) {
+ pr_err("bad catalog folder entry\n");
+ res = -EIO;
+ goto out;
+ }
hfs_bnode_read(fd.bnode, &entry, fd.entryoffset,
sizeof(struct hfsplus_cat_folder));
/* simple node checks? */
@@ -599,7 +613,11 @@ int hfsplus_cat_write_inode(struct inode *inode)
} else {
struct hfsplus_cat_file *file = &entry.file;

- WARN_ON(fd.entrylength < sizeof(struct hfsplus_cat_file));
+ if (fd.entrylength < sizeof(struct hfsplus_cat_file)) {
+ pr_err("bad catalog file entry\n");
+ res = -EIO;
+ goto out;
+ }
hfs_bnode_read(fd.bnode, &entry, fd.entryoffset,
sizeof(struct hfsplus_cat_file));
hfsplus_inode_write_fork(inode, &file->data_fork);
@@ -620,5 +638,5 @@ int hfsplus_cat_write_inode(struct inode *inode)
set_bit(HFSPLUS_I_CAT_DIRTY, &HFSPLUS_I(inode)->flags);
out:
hfs_find_exit(&fd);
- return 0;
+ return res;
}
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index cf01aa55dd44..53ec342eb787 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -930,6 +930,7 @@ void nilfs_evict_inode(struct inode *inode)
struct nilfs_transaction_info ti;
struct super_block *sb = inode->i_sb;
struct nilfs_inode_info *ii = NILFS_I(inode);
+ struct the_nilfs *nilfs;
int ret;

if (inode->i_nlink || !ii->i_root || unlikely(is_bad_inode(inode))) {
@@ -942,6 +943,23 @@ void nilfs_evict_inode(struct inode *inode)

truncate_inode_pages_final(&inode->i_data);

+ nilfs = sb->s_fs_info;
+ if (unlikely(sb_rdonly(sb) || !nilfs->ns_writer)) {
+ /*
+ * If this inode is about to be disposed after the file system
+ * has been degraded to read-only due to file system corruption
+ * or after the writer has been detached, do not make any
+ * changes that cause writes, just clear it.
+ * Do this check after read-locking ns_segctor_sem by
+ * nilfs_transaction_begin() in order to avoid a race with
+ * the writer detach operation.
+ */
+ clear_inode(inode);
+ nilfs_clear_inode(inode);
+ nilfs_transaction_abort(sb);
+ return;
+ }
+
/* TODO: some of the following operations may fail. */
nilfs_truncate_bmap(ii, 0);
nilfs_mark_inode_dirty(inode);
diff --git a/fs/statfs.c b/fs/statfs.c
index 2616424012ea..4960c69cc47c 100644
--- a/fs/statfs.c
+++ b/fs/statfs.c
@@ -128,6 +128,7 @@ static int do_statfs_native(struct kstatfs *st, struct statfs __user *p)
if (sizeof(buf) == sizeof(*st))
memcpy(&buf, st, sizeof(*st));
else {
+ memset(&buf, 0, sizeof(buf));
if (sizeof buf.f_blocks == 4) {
if ((st->f_blocks | st->f_bfree | st->f_bavail |
st->f_bsize | st->f_frsize) &
@@ -156,7 +157,6 @@ static int do_statfs_native(struct kstatfs *st, struct statfs __user *p)
buf.f_namelen = st->f_namelen;
buf.f_frsize = st->f_frsize;
buf.f_flags = st->f_flags;
- memset(buf.f_spare, 0, sizeof(buf.f_spare));
}
if (copy_to_user(p, &buf, sizeof(buf)))
return -EFAULT;
@@ -169,6 +169,7 @@ static int do_statfs64(struct kstatfs *st, struct statfs64 __user *p)
if (sizeof(buf) == sizeof(*st))
memcpy(&buf, st, sizeof(*st));
else {
+ memset(&buf, 0, sizeof(buf));
buf.f_type = st->f_type;
buf.f_bsize = st->f_bsize;
buf.f_blocks = st->f_blocks;
@@ -180,7 +181,6 @@ static int do_statfs64(struct kstatfs *st, struct statfs64 __user *p)
buf.f_namelen = st->f_namelen;
buf.f_frsize = st->f_frsize;
buf.f_flags = st->f_flags;
- memset(buf.f_spare, 0, sizeof(buf.f_spare));
}
if (copy_to_user(p, &buf, sizeof(buf)))
return -EFAULT;
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 15835f37bd5f..8134cc3b99cd 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -111,7 +111,6 @@ enum cpuhp_state {
CPUHP_AP_PERF_X86_CSTATE_STARTING,
CPUHP_AP_PERF_XTENSA_STARTING,
CPUHP_AP_MIPS_OP_LOONGSON3_STARTING,
- CPUHP_AP_ARM_SDEI_STARTING,
CPUHP_AP_ARM_VFP_STARTING,
CPUHP_AP_ARM64_DEBUG_MONITORS_STARTING,
CPUHP_AP_PERF_ARM_HW_BREAKPOINT_STARTING,
diff --git a/include/linux/device.h b/include/linux/device.h
index 3414b5a67b46..d74275e2047a 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -1528,6 +1528,7 @@ extern int device_online(struct device *dev);
extern void set_primary_fwnode(struct device *dev, struct fwnode_handle *fwnode);
extern void set_secondary_fwnode(struct device *dev, struct fwnode_handle *fwnode);
void device_set_of_node_from_dev(struct device *dev, const struct device *dev2);
+void device_set_node(struct device *dev, struct fwnode_handle *fwnode);

static inline int dev_num_vf(struct device *dev)
{
diff --git a/include/linux/dim.h b/include/linux/dim.h
index 2571da63877c..ad5f219ce2ff 100644
--- a/include/linux/dim.h
+++ b/include/linux/dim.h
@@ -233,8 +233,9 @@ void dim_park_tired(struct dim *dim);
*
* Calculate the delta between two samples (in data rates).
* Takes into consideration counter wrap-around.
+ * Returned boolean indicates whether curr_stats are reliable.
*/
-void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
+bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
struct dim_stats *curr_stats);

/**
diff --git a/include/linux/if_team.h b/include/linux/if_team.h
index ec7e4bd07f82..b216a28920f2 100644
--- a/include/linux/if_team.h
+++ b/include/linux/if_team.h
@@ -211,6 +211,7 @@ struct team {
bool queue_override_enabled;
struct list_head *qom_lists; /* array of queue override mapping lists */
bool port_mtu_change_allowed;
+ bool notifier_ctx;
struct {
unsigned int count;
unsigned int interval; /* in ms */
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 41a518336673..4e7e72f3da5b 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -626,6 +626,23 @@ static inline __be16 vlan_get_protocol(const struct sk_buff *skb)
return __vlan_get_protocol(skb, skb->protocol, NULL);
}

+/* This version of __vlan_get_protocol() also pulls mac header in skb->head */
+static inline __be16 vlan_get_protocol_and_depth(struct sk_buff *skb,
+ __be16 type, int *depth)
+{
+ int maclen;
+
+ type = __vlan_get_protocol(skb, type, &maclen);
+
+ if (type) {
+ if (!pskb_may_pull(skb, maclen))
+ type = 0;
+ else if (depth)
+ *depth = maclen;
+ }
+ return type;
+}
+
/* A getter for the SKB protocol field which will handle VLAN tags consistently
* whether VLAN acceleration is enabled or not.
*/
diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
index 7413779484d5..3baabcd7fa3e 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -64,6 +64,7 @@ struct bq27xxx_device_info {
struct bq27xxx_access_methods bus;
struct bq27xxx_reg_cache cache;
int charge_design_full;
+ bool removed;
unsigned long last_update;
struct delayed_work work;
struct power_supply *bat;
diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index 1009b6b5ce40..879a5c8f930b 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -23,7 +23,7 @@ static __always_inline void *task_stack_page(const struct task_struct *task)

#define setup_thread_stack(new,old) do { } while(0)

-static inline unsigned long *end_of_stack(const struct task_struct *task)
+static __always_inline unsigned long *end_of_stack(const struct task_struct *task)
{
#ifdef CONFIG_STACK_GROWSUP
return (unsigned long *)((unsigned long)task->stack + THREAD_SIZE) - 1;
diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h
index c28955132234..86f150c2a6b6 100644
--- a/include/linux/string_helpers.h
+++ b/include/linux/string_helpers.h
@@ -2,6 +2,7 @@
#ifndef _LINUX_STRING_HELPERS_H_
#define _LINUX_STRING_HELPERS_H_

+#include <linux/ctype.h>
#include <linux/types.h>

struct file;
@@ -75,6 +76,20 @@ static inline int string_escape_str_any_np(const char *src, char *dst,
return string_escape_str(src, dst, sz, ESCAPE_ANY_NP, only);
}

+static inline void string_upper(char *dst, const char *src)
+{
+ do {
+ *dst++ = toupper(*src);
+ } while (*src++);
+}
+
+static inline void string_lower(char *dst, const char *src)
+{
+ do {
+ *dst++ = tolower(*src);
+ } while (*src++);
+}
+
char *kstrdup_quotable(const char *src, gfp_t gfp);
char *kstrdup_quotable_cmdline(struct task_struct *task, gfp_t gfp);
char *kstrdup_quotable_file(struct file *file, gfp_t gfp);
diff --git a/include/linux/usb.h b/include/linux/usb.h
index c4e919cbbec7..abcf1ce9bb06 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -279,6 +279,11 @@ void usb_put_intf(struct usb_interface *intf);
#define USB_MAXINTERFACES 32
#define USB_MAXIADS (USB_MAXINTERFACES/2)

+bool usb_check_bulk_endpoints(
+ const struct usb_interface *intf, const u8 *ep_addrs);
+bool usb_check_int_endpoints(
+ const struct usb_interface *intf, const u8 *ep_addrs);
+
/*
* USB Resume Timer: Every Host controller driver should drive the resume
* signalling on the bus for the amount of time defined by this macro.
diff --git a/include/net/bonding.h b/include/net/bonding.h
index 69ceb5b4a8d6..a3698f0fb2a6 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -207,6 +207,7 @@ struct bonding {
struct slave __rcu *primary_slave;
struct bond_up_slave __rcu *usable_slaves; /* Array of usable slaves */
bool force_primary;
+ bool notifier_ctx;
s32 slave_cnt; /* never change this value outside the attach/detach wrappers */
int (*recv_probe)(const struct sk_buff *, struct bonding *,
struct slave *);
diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
index 028eaea1c854..42d50856fcf2 100644
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -57,7 +57,7 @@ struct ip6_tnl {

/* These fields used only by GRE */
__u32 i_seqno; /* The last seen seqno */
- __u32 o_seqno; /* The last output seqno */
+ atomic_t o_seqno; /* The last output seqno */
int hlen; /* tun_hlen + encap_hlen */
int tun_hlen; /* Precalculated header length */
int encap_hlen; /* Encap header length (FOU,GUE) */
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index 56deb2501e96..6f75a84b47de 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -113,7 +113,7 @@ struct ip_tunnel {

/* These four fields used only by GRE */
u32 i_seqno; /* The last seen seqno */
- u32 o_seqno; /* The last output seqno */
+ atomic_t o_seqno; /* The last output seqno */
int tun_hlen; /* Precalculated header length */

/* These four fields used only by ERSPAN */
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index ad2a52a6c478..a8cc2750990f 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -205,14 +205,13 @@ static inline enum nft_registers nft_type_to_reg(enum nft_data_types type)
}

int nft_parse_u32_check(const struct nlattr *attr, int max, u32 *dest);
-unsigned int nft_parse_register(const struct nlattr *attr);
int nft_dump_register(struct sk_buff *skb, unsigned int attr, unsigned int reg);

-int nft_validate_register_load(enum nft_registers reg, unsigned int len);
-int nft_validate_register_store(const struct nft_ctx *ctx,
- enum nft_registers reg,
- const struct nft_data *data,
- enum nft_data_types type, unsigned int len);
+int nft_parse_register_load(const struct nlattr *attr, u8 *sreg, u32 len);
+int nft_parse_register_store(const struct nft_ctx *ctx,
+ const struct nlattr *attr, u8 *dreg,
+ const struct nft_data *data,
+ enum nft_data_types type, unsigned int len);

/**
* struct nft_userdata - user defined data associated with an object
@@ -240,6 +239,10 @@ struct nft_set_elem {
u32 buf[NFT_DATA_VALUE_MAXLEN / sizeof(u32)];
struct nft_data val;
} key;
+ union {
+ u32 buf[NFT_DATA_VALUE_MAXLEN / sizeof(u32)];
+ struct nft_data val;
+ } data;
void *priv;
};

diff --git a/include/net/netfilter/nf_tables_core.h b/include/net/netfilter/nf_tables_core.h
index 7281895fa6d9..6a3fd54c69c1 100644
--- a/include/net/netfilter/nf_tables_core.h
+++ b/include/net/netfilter/nf_tables_core.h
@@ -25,13 +25,13 @@ void nf_tables_core_module_exit(void);

struct nft_cmp_fast_expr {
u32 data;
- enum nft_registers sreg:8;
+ u8 sreg;
u8 len;
};

struct nft_immediate_expr {
struct nft_data data;
- enum nft_registers dreg:8;
+ u8 dreg;
u8 dlen;
};

@@ -51,14 +51,14 @@ struct nft_payload {
enum nft_payload_bases base:8;
u8 offset;
u8 len;
- enum nft_registers dreg:8;
+ u8 dreg;
};

struct nft_payload_set {
enum nft_payload_bases base:8;
u8 offset;
u8 len;
- enum nft_registers sreg:8;
+ u8 sreg;
u8 csum_type;
u8 csum_offset;
u8 csum_flags;
diff --git a/include/net/netfilter/nft_fib.h b/include/net/netfilter/nft_fib.h
index 628b6fa579cd..237f3757637e 100644
--- a/include/net/netfilter/nft_fib.h
+++ b/include/net/netfilter/nft_fib.h
@@ -5,7 +5,7 @@
#include <net/netfilter/nf_tables.h>

struct nft_fib {
- enum nft_registers dreg:8;
+ u8 dreg;
u8 result;
u32 flags;
};
diff --git a/include/net/netfilter/nft_meta.h b/include/net/netfilter/nft_meta.h
index 07e2fd507963..2dce55c736f4 100644
--- a/include/net/netfilter/nft_meta.h
+++ b/include/net/netfilter/nft_meta.h
@@ -7,8 +7,8 @@
struct nft_meta {
enum nft_meta_keys key:8;
union {
- enum nft_registers dreg:8;
- enum nft_registers sreg:8;
+ u8 dreg;
+ u8 sreg;
};
};

diff --git a/include/net/sock.h b/include/net/sock.h
index 26dd07e47a7c..fa19c6ba2444 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2448,7 +2448,7 @@ static inline void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
__sock_recv_ts_and_drops(msg, sk, skb);
else if (unlikely(sock_flag(sk, SOCK_TIMESTAMP)))
sock_write_timestamp(sk, skb->tstamp);
- else if (unlikely(sk->sk_stamp == SK_DEFAULT_STAMP))
+ else if (unlikely(sock_read_timestamp(sk) == SK_DEFAULT_STAMP))
sock_write_timestamp(sk, 0);
}

diff --git a/include/uapi/sound/skl-tplg-interface.h b/include/uapi/sound/skl-tplg-interface.h
index a93c0decfdd5..215ce16b37d2 100644
--- a/include/uapi/sound/skl-tplg-interface.h
+++ b/include/uapi/sound/skl-tplg-interface.h
@@ -66,7 +66,8 @@ enum skl_ch_cfg {
SKL_CH_CFG_DUAL_MONO = 9,
SKL_CH_CFG_I2S_DUAL_STEREO_0 = 10,
SKL_CH_CFG_I2S_DUAL_STEREO_1 = 11,
- SKL_CH_CFG_4_CHANNEL = 12,
+ SKL_CH_CFG_7_1 = 12,
+ SKL_CH_CFG_4_CHANNEL = SKL_CH_CFG_7_1,
SKL_CH_CFG_INVALID
};

diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 5476f61bad23..530664693ac4 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -8966,7 +8966,7 @@ static int convert_ctx_accesses(struct bpf_verifier_env *env)
insn_buf[cnt++] = BPF_ALU64_IMM(BPF_RSH,
insn->dst_reg,
shift);
- insn_buf[cnt++] = BPF_ALU64_IMM(BPF_AND, insn->dst_reg,
+ insn_buf[cnt++] = BPF_ALU32_IMM(BPF_AND, insn->dst_reg,
(1ULL << size * 8) - 1);
}
}
diff --git a/lib/cpu_rmap.c b/lib/cpu_rmap.c
index 075f3788bbe4..920403fa5b0d 100644
--- a/lib/cpu_rmap.c
+++ b/lib/cpu_rmap.c
@@ -232,7 +232,8 @@ void free_irq_cpu_rmap(struct cpu_rmap *rmap)

for (index = 0; index < rmap->used; index++) {
glue = rmap->obj[index];
- irq_set_affinity_notifier(glue->notify.irq, NULL);
+ if (glue)
+ irq_set_affinity_notifier(glue->notify.irq, NULL);
}

cpu_rmap_put(rmap);
@@ -268,6 +269,7 @@ static void irq_cpu_rmap_release(struct kref *ref)
container_of(ref, struct irq_glue, notify.kref);

cpu_rmap_put(glue->rmap);
+ glue->rmap->obj[glue->index] = NULL;
kfree(glue);
}

@@ -297,6 +299,7 @@ int irq_cpu_rmap_add(struct cpu_rmap *rmap, int irq)
rc = irq_set_affinity_notifier(irq, &glue->notify);
if (rc) {
cpu_rmap_put(glue->rmap);
+ rmap->obj[glue->index] = NULL;
kfree(glue);
}
return rc;
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index bfb3eb8c9800..26fa04335537 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -128,7 +128,7 @@ static const char *obj_states[ODEBUG_STATE_MAX] = {

static void fill_pool(void)
{
- gfp_t gfp = GFP_ATOMIC | __GFP_NORETRY | __GFP_NOWARN;
+ gfp_t gfp = __GFP_HIGH | __GFP_NOWARN;
struct debug_obj *obj;
unsigned long flags;

diff --git a/lib/dim/dim.c b/lib/dim/dim.c
index 38045d6d0538..e89aaf07bde5 100644
--- a/lib/dim/dim.c
+++ b/lib/dim/dim.c
@@ -54,7 +54,7 @@ void dim_park_tired(struct dim *dim)
}
EXPORT_SYMBOL(dim_park_tired);

-void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
+bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
struct dim_stats *curr_stats)
{
/* u32 holds up to 71 minutes, should be enough */
@@ -66,7 +66,7 @@ void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
start->comp_ctr);

if (!delta_us)
- return;
+ return false;

curr_stats->ppms = DIV_ROUND_UP(npkts * USEC_PER_MSEC, delta_us);
curr_stats->bpms = DIV_ROUND_UP(nbytes * USEC_PER_MSEC, delta_us);
@@ -79,5 +79,6 @@ void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
else
curr_stats->cpe_ratio = 0;

+ return true;
}
EXPORT_SYMBOL(dim_calc_stats);
diff --git a/lib/dim/net_dim.c b/lib/dim/net_dim.c
index dae3b51ac3d9..0e4f3a686f1d 100644
--- a/lib/dim/net_dim.c
+++ b/lib/dim/net_dim.c
@@ -227,7 +227,8 @@ void net_dim(struct dim *dim, struct dim_sample end_sample)
dim->start_sample.event_ctr);
if (nevents < DIM_NEVENTS)
break;
- dim_calc_stats(&dim->start_sample, &end_sample, &curr_stats);
+ if (!dim_calc_stats(&dim->start_sample, &end_sample, &curr_stats))
+ break;
if (net_dim_decision(&curr_stats, dim)) {
dim->state = DIM_APPLY_NEW_PROFILE;
schedule_work(&dim->work);
diff --git a/lib/dim/rdma_dim.c b/lib/dim/rdma_dim.c
index f7e26c7b4749..d32c8b105adc 100644
--- a/lib/dim/rdma_dim.c
+++ b/lib/dim/rdma_dim.c
@@ -88,7 +88,8 @@ void rdma_dim(struct dim *dim, u64 completions)
nevents = curr_sample->event_ctr - dim->start_sample.event_ctr;
if (nevents < DIM_NEVENTS)
break;
- dim_calc_stats(&dim->start_sample, curr_sample, &curr_stats);
+ if (!dim_calc_stats(&dim->start_sample, curr_sample, &curr_stats))
+ break;
if (rdma_dim_decision(&curr_stats, dim)) {
dim->state = DIM_APPLY_NEW_PROFILE;
schedule_work(&dim->work);
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index b10f31f98cb8..0a3a16791621 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -109,8 +109,8 @@ static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb,
* NOTE: THIS ASSUMES DIX ETHERNET, SPECIFICALLY NOT SUPPORTING
* OTHER THINGS LIKE FDDI/TokenRing/802.3 SNAPs...
*/
- if (veth->h_vlan_proto != vlan->vlan_proto ||
- vlan->flags & VLAN_FLAG_REORDER_HDR) {
+ if (vlan->flags & VLAN_FLAG_REORDER_HDR ||
+ veth->h_vlan_proto != vlan->vlan_proto) {
u16 vlan_tci;
vlan_tci = vlan->vlan_id;
vlan_tci |= vlan_dev_get_egress_qos_mask(dev, skb->priority);
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 3c559a177761..5f53e75d8302 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4410,7 +4410,6 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn,

chan = l2cap_get_chan_by_scid(conn, scid);
if (!chan) {
- mutex_unlock(&conn->chan_lock);
return 0;
}

diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
index 86637000f275..a92d5359b5c0 100644
--- a/net/bridge/br_forward.c
+++ b/net/bridge/br_forward.c
@@ -43,7 +43,7 @@ int br_dev_queue_push_xmit(struct net *net, struct sock *sk, struct sk_buff *skb
skb->protocol == htons(ETH_P_8021AD))) {
int depth;

- if (!__vlan_get_protocol(skb, skb->protocol, &depth))
+ if (!vlan_get_protocol_and_depth(skb, skb->protocol, &depth))
goto drop;

skb_set_network_header(skb, depth);
diff --git a/net/bridge/netfilter/nft_meta_bridge.c b/net/bridge/netfilter/nft_meta_bridge.c
index 7c9e92b2f806..0c28fa4647b7 100644
--- a/net/bridge/netfilter/nft_meta_bridge.c
+++ b/net/bridge/netfilter/nft_meta_bridge.c
@@ -87,9 +87,8 @@ static int nft_meta_bridge_get_init(const struct nft_ctx *ctx,
return nft_meta_get_init(ctx, expr, tb);
}

- priv->dreg = nft_parse_register(tb[NFTA_META_DREG]);
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ return nft_parse_register_store(ctx, tb[NFTA_META_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
}

static struct nft_expr_type nft_meta_bridge_type;
diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c
index 8817a258e73b..904b167b07cf 100644
--- a/net/can/j1939/socket.c
+++ b/net/can/j1939/socket.c
@@ -798,7 +798,7 @@ static int j1939_sk_recvmsg(struct socket *sock, struct msghdr *msg,
struct j1939_sk_buff_cb *skcb;
int ret = 0;

- if (flags & ~(MSG_DONTWAIT | MSG_ERRQUEUE))
+ if (flags & ~(MSG_DONTWAIT | MSG_ERRQUEUE | MSG_CMSG_COMPAT))
return -EINVAL;

if (flags & MSG_ERRQUEUE)
diff --git a/net/core/datagram.c b/net/core/datagram.c
index b0488f30f2c4..a5fc44448d60 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -778,18 +778,21 @@ __poll_t datagram_poll(struct file *file, struct socket *sock,
{
struct sock *sk = sock->sk;
__poll_t mask;
+ u8 shutdown;

sock_poll_wait(file, sock, wait);
mask = 0;

/* exceptional events? */
- if (sk->sk_err || !skb_queue_empty_lockless(&sk->sk_error_queue))
+ if (READ_ONCE(sk->sk_err) ||
+ !skb_queue_empty_lockless(&sk->sk_error_queue))
mask |= EPOLLERR |
(sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? EPOLLPRI : 0);

- if (sk->sk_shutdown & RCV_SHUTDOWN)
+ shutdown = READ_ONCE(sk->sk_shutdown);
+ if (shutdown & RCV_SHUTDOWN)
mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM;
- if (sk->sk_shutdown == SHUTDOWN_MASK)
+ if (shutdown == SHUTDOWN_MASK)
mask |= EPOLLHUP;

/* readable? */
@@ -798,10 +801,12 @@ __poll_t datagram_poll(struct file *file, struct socket *sock,

/* Connection-based need to check for termination and startup */
if (connection_based(sk)) {
- if (sk->sk_state == TCP_CLOSE)
+ int state = READ_ONCE(sk->sk_state);
+
+ if (state == TCP_CLOSE)
mask |= EPOLLHUP;
/* connection hasn't started yet? */
- if (sk->sk_state == TCP_SYN_SENT)
+ if (state == TCP_SYN_SENT)
return mask;
}

diff --git a/net/core/dev.c b/net/core/dev.c
index 1a4e20c4ba05..0cc0809628b0 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2244,6 +2244,8 @@ int __netif_set_xps_queue(struct net_device *dev, const unsigned long *mask,
bool active = false;
unsigned int nr_ids;

+ WARN_ON_ONCE(index >= dev->num_tx_queues);
+
if (dev->num_tc) {
/* Do not allow XPS on subordinate device directly */
num_tc = dev->num_tc;
@@ -2936,7 +2938,7 @@ __be16 skb_network_protocol(struct sk_buff *skb, int *depth)
type = eth->h_proto;
}

- return __vlan_get_protocol(skb, type, depth);
+ return vlan_get_protocol_and_depth(skb, type, depth);
}

/**
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 291d7a9e0483..9e297853112c 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4633,8 +4633,10 @@ void __skb_tstamp_tx(struct sk_buff *orig_skb,
} else {
skb = skb_clone(orig_skb, GFP_ATOMIC);

- if (skb_orphan_frags_rx(skb, GFP_ATOMIC))
+ if (skb_orphan_frags_rx(skb, GFP_ATOMIC)) {
+ kfree_skb(skb);
return;
+ }
}
if (!skb)
return;
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 317fdb9f47e8..f8f008344273 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -437,7 +437,7 @@ static void __gre_xmit(struct sk_buff *skb, struct net_device *dev,
/* Push GRE header. */
gre_build_header(skb, tunnel->tun_hlen,
flags, proto, tunnel->parms.o_key,
- (flags & TUNNEL_SEQ) ? htonl(tunnel->o_seqno++) : 0);
+ (flags & TUNNEL_SEQ) ? htonl(atomic_fetch_inc(&tunnel->o_seqno)) : 0);

ip_tunnel_xmit(skb, dev, tnl_params, tnl_params->protocol);
}
@@ -475,7 +475,7 @@ static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev,
(TUNNEL_CSUM | TUNNEL_KEY | TUNNEL_SEQ);
gre_build_header(skb, tunnel_hlen, flags, proto,
tunnel_id_to_key32(tun_info->key.tun_id),
- (flags & TUNNEL_SEQ) ? htonl(tunnel->o_seqno++) : 0);
+ (flags & TUNNEL_SEQ) ? htonl(atomic_fetch_inc(&tunnel->o_seqno)) : 0);

ip_md_tunnel_xmit(skb, dev, IPPROTO_GRE, tunnel_hlen);

@@ -557,7 +557,7 @@ static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev)
}

gre_build_header(skb, 8, TUNNEL_SEQ,
- proto, 0, htonl(tunnel->o_seqno++));
+ proto, 0, htonl(atomic_fetch_inc(&tunnel->o_seqno)));

ip_md_tunnel_xmit(skb, dev, IPPROTO_GRE, tunnel_hlen);

diff --git a/net/ipv4/netfilter/nft_dup_ipv4.c b/net/ipv4/netfilter/nft_dup_ipv4.c
index abf89b972094..330349b5d6a4 100644
--- a/net/ipv4/netfilter/nft_dup_ipv4.c
+++ b/net/ipv4/netfilter/nft_dup_ipv4.c
@@ -13,8 +13,8 @@
#include <net/netfilter/ipv4/nf_dup_ipv4.h>

struct nft_dup_ipv4 {
- enum nft_registers sreg_addr:8;
- enum nft_registers sreg_dev:8;
+ u8 sreg_addr;
+ u8 sreg_dev;
};

static void nft_dup_ipv4_eval(const struct nft_expr *expr,
@@ -40,16 +40,16 @@ static int nft_dup_ipv4_init(const struct nft_ctx *ctx,
if (tb[NFTA_DUP_SREG_ADDR] == NULL)
return -EINVAL;

- priv->sreg_addr = nft_parse_register(tb[NFTA_DUP_SREG_ADDR]);
- err = nft_validate_register_load(priv->sreg_addr, sizeof(struct in_addr));
+ err = nft_parse_register_load(tb[NFTA_DUP_SREG_ADDR], &priv->sreg_addr,
+ sizeof(struct in_addr));
if (err < 0)
return err;

- if (tb[NFTA_DUP_SREG_DEV] != NULL) {
- priv->sreg_dev = nft_parse_register(tb[NFTA_DUP_SREG_DEV]);
- return nft_validate_register_load(priv->sreg_dev, sizeof(int));
- }
- return 0;
+ if (tb[NFTA_DUP_SREG_DEV])
+ err = nft_parse_register_load(tb[NFTA_DUP_SREG_DEV],
+ &priv->sreg_dev, sizeof(int));
+
+ return err;
}

static int nft_dup_ipv4_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c
index f4fad9100749..3a74a3675ca1 100644
--- a/net/ipv4/udplite.c
+++ b/net/ipv4/udplite.c
@@ -62,6 +62,8 @@ struct proto udplite_prot = {
.get_port = udp_v4_get_port,
.memory_allocated = &udp_memory_allocated,
.sysctl_mem = sysctl_udp_mem,
+ .sysctl_wmem_offset = offsetof(struct net, ipv4.sysctl_udp_wmem_min),
+ .sysctl_rmem_offset = offsetof(struct net, ipv4.sysctl_udp_rmem_min),
.obj_size = sizeof(struct udp_sock),
.h.udp_table = &udplite_table,
#ifdef CONFIG_COMPAT
diff --git a/net/ipv6/exthdrs_core.c b/net/ipv6/exthdrs_core.c
index da46c4284676..49e31e4ae7b7 100644
--- a/net/ipv6/exthdrs_core.c
+++ b/net/ipv6/exthdrs_core.c
@@ -143,6 +143,8 @@ int ipv6_find_tlv(const struct sk_buff *skb, int offset, int type)
optlen = 1;
break;
default:
+ if (len < 2)
+ goto bad;
optlen = nh[offset + 1] + 2;
if (optlen > len)
goto bad;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 85ec466b5735..0977137b00dc 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -711,6 +711,7 @@ static netdev_tx_t __gre6_xmit(struct sk_buff *skb,
{
struct ip6_tnl *tunnel = netdev_priv(dev);
__be16 protocol;
+ __be16 flags;

if (dev->type == ARPHRD_ETHER)
IPCB(skb)->flags = 0;
@@ -720,16 +721,12 @@ static netdev_tx_t __gre6_xmit(struct sk_buff *skb,
else
fl6->daddr = tunnel->parms.raddr;

- if (skb_cow_head(skb, dev->needed_headroom ?: tunnel->hlen))
- return -ENOMEM;
-
/* Push GRE header. */
protocol = (dev->type == ARPHRD_ETHER) ? htons(ETH_P_TEB) : proto;

if (tunnel->parms.collect_md) {
struct ip_tunnel_info *tun_info;
const struct ip_tunnel_key *key;
- __be16 flags;
int tun_hlen;

tun_info = skb_tunnel_info(skb);
@@ -751,19 +748,25 @@ static netdev_tx_t __gre6_xmit(struct sk_buff *skb,
(TUNNEL_CSUM | TUNNEL_KEY | TUNNEL_SEQ);
tun_hlen = gre_calc_hlen(flags);

+ if (skb_cow_head(skb, dev->needed_headroom ?: tun_hlen + tunnel->encap_hlen))
+ return -ENOMEM;
+
gre_build_header(skb, tun_hlen,
flags, protocol,
tunnel_id_to_key32(tun_info->key.tun_id),
- (flags & TUNNEL_SEQ) ? htonl(tunnel->o_seqno++)
+ (flags & TUNNEL_SEQ) ? htonl(atomic_fetch_inc(&tunnel->o_seqno))
: 0);

} else {
- if (tunnel->parms.o_flags & TUNNEL_SEQ)
- tunnel->o_seqno++;
+ if (skb_cow_head(skb, dev->needed_headroom ?: tunnel->hlen))
+ return -ENOMEM;
+
+ flags = tunnel->parms.o_flags;

- gre_build_header(skb, tunnel->tun_hlen, tunnel->parms.o_flags,
+ gre_build_header(skb, tunnel->tun_hlen, flags,
protocol, tunnel->parms.o_key,
- htonl(tunnel->o_seqno));
+ (flags & TUNNEL_SEQ) ? htonl(atomic_fetch_inc(&tunnel->o_seqno))
+ : 0);
}

return ip6_tnl_xmit(skb, dev, dsfield, fl6, encap_limit, pmtu,
@@ -1000,12 +1003,14 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
ntohl(tun_id),
ntohl(md->u.index), truncate,
false);
+ proto = htons(ETH_P_ERSPAN);
} else if (md->version == 2) {
erspan_build_header_v2(skb,
ntohl(tun_id),
md->u.md2.dir,
get_hwid(&md->u.md2),
truncate, false);
+ proto = htons(ETH_P_ERSPAN2);
} else {
goto tx_err;
}
@@ -1028,25 +1033,26 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
break;
}

- if (t->parms.erspan_ver == 1)
+ if (t->parms.erspan_ver == 1) {
erspan_build_header(skb, ntohl(t->parms.o_key),
t->parms.index,
truncate, false);
- else if (t->parms.erspan_ver == 2)
+ proto = htons(ETH_P_ERSPAN);
+ } else if (t->parms.erspan_ver == 2) {
erspan_build_header_v2(skb, ntohl(t->parms.o_key),
t->parms.dir,
t->parms.hwid,
truncate, false);
- else
+ proto = htons(ETH_P_ERSPAN2);
+ } else {
goto tx_err;
+ }

fl6.daddr = t->parms.raddr;
}

/* Push GRE header. */
- proto = (t->parms.erspan_ver == 1) ? htons(ETH_P_ERSPAN)
- : htons(ETH_P_ERSPAN2);
- gre_build_header(skb, 8, TUNNEL_SEQ, proto, 0, htonl(t->o_seqno++));
+ gre_build_header(skb, 8, TUNNEL_SEQ, proto, 0, htonl(atomic_fetch_inc(&t->o_seqno)));

/* TooBig packet may have updated dst->dev's mtu */
if (!t->parms.collect_md && dst && dst_mtu(dst) > dst->dev->mtu)
diff --git a/net/ipv6/netfilter/nft_dup_ipv6.c b/net/ipv6/netfilter/nft_dup_ipv6.c
index 2af32200507d..c4aa8d27e040 100644
--- a/net/ipv6/netfilter/nft_dup_ipv6.c
+++ b/net/ipv6/netfilter/nft_dup_ipv6.c
@@ -13,8 +13,8 @@
#include <net/netfilter/ipv6/nf_dup_ipv6.h>

struct nft_dup_ipv6 {
- enum nft_registers sreg_addr:8;
- enum nft_registers sreg_dev:8;
+ u8 sreg_addr;
+ u8 sreg_dev;
};

static void nft_dup_ipv6_eval(const struct nft_expr *expr,
@@ -38,16 +38,16 @@ static int nft_dup_ipv6_init(const struct nft_ctx *ctx,
if (tb[NFTA_DUP_SREG_ADDR] == NULL)
return -EINVAL;

- priv->sreg_addr = nft_parse_register(tb[NFTA_DUP_SREG_ADDR]);
- err = nft_validate_register_load(priv->sreg_addr, sizeof(struct in6_addr));
+ err = nft_parse_register_load(tb[NFTA_DUP_SREG_ADDR], &priv->sreg_addr,
+ sizeof(struct in6_addr));
if (err < 0)
return err;

- if (tb[NFTA_DUP_SREG_DEV] != NULL) {
- priv->sreg_dev = nft_parse_register(tb[NFTA_DUP_SREG_DEV]);
- return nft_validate_register_load(priv->sreg_dev, sizeof(int));
- }
- return 0;
+ if (tb[NFTA_DUP_SREG_DEV])
+ err = nft_parse_register_load(tb[NFTA_DUP_SREG_DEV],
+ &priv->sreg_dev, sizeof(int));
+
+ return err;
}

static int nft_dup_ipv6_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index 3466b8868331..6f6215f4d81d 100644
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -57,6 +57,8 @@ struct proto udplitev6_prot = {
.get_port = udp_v6_get_port,
.memory_allocated = &udp_memory_allocated,
.sysctl_mem = sysctl_udp_mem,
+ .sysctl_wmem_offset = offsetof(struct net, ipv4.sysctl_udp_wmem_min),
+ .sysctl_rmem_offset = offsetof(struct net, ipv4.sysctl_udp_rmem_min),
.obj_size = sizeof(struct udp6_sock),
.h.udp_table = &udplite_table,
#ifdef CONFIG_COMPAT
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 92f71e8f321c..1a33c46d9c89 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1944,7 +1944,8 @@ static u32 gen_reqid(struct net *net)
}

static int
-parse_ipsecrequest(struct xfrm_policy *xp, struct sadb_x_ipsecrequest *rq)
+parse_ipsecrequest(struct xfrm_policy *xp, struct sadb_x_policy *pol,
+ struct sadb_x_ipsecrequest *rq)
{
struct net *net = xp_net(xp);
struct xfrm_tmpl *t = xp->xfrm_vec + xp->xfrm_nr;
@@ -1962,9 +1963,12 @@ parse_ipsecrequest(struct xfrm_policy *xp, struct sadb_x_ipsecrequest *rq)
if ((mode = pfkey_mode_to_xfrm(rq->sadb_x_ipsecrequest_mode)) < 0)
return -EINVAL;
t->mode = mode;
- if (rq->sadb_x_ipsecrequest_level == IPSEC_LEVEL_USE)
+ if (rq->sadb_x_ipsecrequest_level == IPSEC_LEVEL_USE) {
+ if ((mode == XFRM_MODE_TUNNEL || mode == XFRM_MODE_BEET) &&
+ pol->sadb_x_policy_dir == IPSEC_DIR_OUTBOUND)
+ return -EINVAL;
t->optional = 1;
- else if (rq->sadb_x_ipsecrequest_level == IPSEC_LEVEL_UNIQUE) {
+ } else if (rq->sadb_x_ipsecrequest_level == IPSEC_LEVEL_UNIQUE) {
t->reqid = rq->sadb_x_ipsecrequest_reqid;
if (t->reqid > IPSEC_MANUAL_REQID_MAX)
t->reqid = 0;
@@ -2006,7 +2010,7 @@ parse_ipsecrequests(struct xfrm_policy *xp, struct sadb_x_policy *pol)
rq->sadb_x_ipsecrequest_len < sizeof(*rq))
return -EINVAL;

- if ((err = parse_ipsecrequest(xp, rq)) < 0)
+ if ((err = parse_ipsecrequest(xp, pol, rq)) < 0)
return err;
len -= rq->sadb_x_ipsecrequest_len;
rq = (void*)((u8*)rq + rq->sadb_x_ipsecrequest_len);
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index 451b2df998ea..c35f45afd394 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -577,9 +577,11 @@ void nf_conntrack_destroy(struct nf_conntrack *nfct)

rcu_read_lock();
ct_hook = rcu_dereference(nf_ct_hook);
- BUG_ON(ct_hook == NULL);
- ct_hook->destroy(nfct);
+ if (ct_hook)
+ ct_hook->destroy(nfct);
rcu_read_unlock();
+
+ WARN_ON(!ct_hook);
}
EXPORT_SYMBOL(nf_conntrack_destroy);

diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 43c3c3be6def..1e3dbed9d784 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -1180,11 +1180,12 @@ static int __init nf_conntrack_standalone_init(void)
nf_conntrack_htable_size_user = nf_conntrack_htable_size;
#endif

+ nf_conntrack_init_end();
+
ret = register_pernet_subsys(&nf_conntrack_net_ops);
if (ret < 0)
goto out_pernet;

- nf_conntrack_init_end();
return 0;

out_pernet:
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 7794fa4c669d..909076ef157e 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -3839,6 +3839,12 @@ static int nf_tables_delset(struct net *net, struct sock *nlsk,
return nft_delset(&ctx, set);
}

+static int nft_validate_register_store(const struct nft_ctx *ctx,
+ enum nft_registers reg,
+ const struct nft_data *data,
+ enum nft_data_types type,
+ unsigned int len);
+
static int nf_tables_bind_check_setelem(const struct nft_ctx *ctx,
struct nft_set *set,
const struct nft_set_iter *iter,
@@ -4286,11 +4292,54 @@ static int nft_setelem_parse_flags(const struct nft_set *set,
return 0;
}

+static int nft_setelem_parse_key(struct nft_ctx *ctx, struct nft_set *set,
+ struct nft_data *key, struct nlattr *attr)
+{
+ struct nft_data_desc desc;
+ int err;
+
+ err = nft_data_init(ctx, key, NFT_DATA_VALUE_MAXLEN, &desc, attr);
+ if (err < 0)
+ return err;
+
+ if (desc.type != NFT_DATA_VALUE || desc.len != set->klen) {
+ nft_data_release(key, desc.type);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int nft_setelem_parse_data(struct nft_ctx *ctx, struct nft_set *set,
+ struct nft_data_desc *desc,
+ struct nft_data *data,
+ struct nlattr *attr)
+{
+ u32 dtype;
+ int err;
+
+ err = nft_data_init(ctx, data, NFT_DATA_VALUE_MAXLEN, desc, attr);
+ if (err < 0)
+ return err;
+
+ if (set->dtype == NFT_DATA_VERDICT)
+ dtype = NFT_DATA_VERDICT;
+ else
+ dtype = NFT_DATA_VALUE;
+
+ if (dtype != desc->type ||
+ set->dlen != desc->len) {
+ nft_data_release(data, desc->type);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int nft_get_set_elem(struct nft_ctx *ctx, struct nft_set *set,
const struct nlattr *attr)
{
struct nlattr *nla[NFTA_SET_ELEM_MAX + 1];
- struct nft_data_desc desc;
struct nft_set_elem elem;
struct sk_buff *skb;
uint32_t flags = 0;
@@ -4309,17 +4358,11 @@ static int nft_get_set_elem(struct nft_ctx *ctx, struct nft_set *set,
if (err < 0)
return err;

- err = nft_data_init(ctx, &elem.key.val, sizeof(elem.key), &desc,
- nla[NFTA_SET_ELEM_KEY]);
+ err = nft_setelem_parse_key(ctx, set, &elem.key.val,
+ nla[NFTA_SET_ELEM_KEY]);
if (err < 0)
return err;

- err = -EINVAL;
- if (desc.type != NFT_DATA_VALUE || desc.len != set->klen) {
- nft_data_release(&elem.key.val, desc.type);
- return err;
- }
-
priv = set->ops->get(ctx->net, set, &elem, flags);
if (IS_ERR(priv))
return PTR_ERR(priv);
@@ -4512,14 +4555,13 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
{
struct nlattr *nla[NFTA_SET_ELEM_MAX + 1];
u8 genmask = nft_genmask_next(ctx->net);
- struct nft_data_desc d1, d2;
struct nft_set_ext_tmpl tmpl;
struct nft_set_ext *ext, *ext2;
struct nft_set_elem elem;
struct nft_set_binding *binding;
struct nft_object *obj = NULL;
struct nft_userdata *udata;
- struct nft_data data;
+ struct nft_data_desc desc;
enum nft_registers dreg;
struct nft_trans *trans;
u32 flags = 0;
@@ -4553,6 +4595,15 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
return -EINVAL;
}

+ if (set->flags & NFT_SET_OBJECT) {
+ if (!nla[NFTA_SET_ELEM_OBJREF] &&
+ !(flags & NFT_SET_ELEM_INTERVAL_END))
+ return -EINVAL;
+ } else {
+ if (nla[NFTA_SET_ELEM_OBJREF])
+ return -EINVAL;
+ }
+
if ((flags & NFT_SET_ELEM_INTERVAL_END) &&
(nla[NFTA_SET_ELEM_DATA] ||
nla[NFTA_SET_ELEM_OBJREF] ||
@@ -4584,15 +4635,12 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
return err;
}

- err = nft_data_init(ctx, &elem.key.val, sizeof(elem.key), &d1,
- nla[NFTA_SET_ELEM_KEY]);
+ err = nft_setelem_parse_key(ctx, set, &elem.key.val,
+ nla[NFTA_SET_ELEM_KEY]);
if (err < 0)
goto err1;
- err = -EINVAL;
- if (d1.type != NFT_DATA_VALUE || d1.len != set->klen)
- goto err2;

- nft_set_ext_add_length(&tmpl, NFT_SET_EXT_KEY, d1.len);
+ nft_set_ext_add_length(&tmpl, NFT_SET_EXT_KEY, set->klen);
if (timeout > 0) {
nft_set_ext_add(&tmpl, NFT_SET_EXT_EXPIRATION);
if (timeout != set->timeout)
@@ -4600,10 +4648,6 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
}

if (nla[NFTA_SET_ELEM_OBJREF] != NULL) {
- if (!(set->flags & NFT_SET_OBJECT)) {
- err = -EINVAL;
- goto err2;
- }
obj = nft_obj_lookup(ctx->net, ctx->table,
nla[NFTA_SET_ELEM_OBJREF],
set->objtype, genmask);
@@ -4615,15 +4659,11 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
}

if (nla[NFTA_SET_ELEM_DATA] != NULL) {
- err = nft_data_init(ctx, &data, sizeof(data), &d2,
- nla[NFTA_SET_ELEM_DATA]);
+ err = nft_setelem_parse_data(ctx, set, &desc, &elem.data.val,
+ nla[NFTA_SET_ELEM_DATA]);
if (err < 0)
goto err2;

- err = -EINVAL;
- if (set->dtype != NFT_DATA_VERDICT && d2.len != set->dlen)
- goto err3;
-
dreg = nft_type_to_reg(set->dtype);
list_for_each_entry(binding, &set->bindings, list) {
struct nft_ctx bind_ctx = {
@@ -4637,19 +4677,19 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
continue;

err = nft_validate_register_store(&bind_ctx, dreg,
- &data,
- d2.type, d2.len);
+ &elem.data.val,
+ desc.type, desc.len);
if (err < 0)
goto err3;

- if (d2.type == NFT_DATA_VERDICT &&
- (data.verdict.code == NFT_GOTO ||
- data.verdict.code == NFT_JUMP))
+ if (desc.type == NFT_DATA_VERDICT &&
+ (elem.data.val.verdict.code == NFT_GOTO ||
+ elem.data.val.verdict.code == NFT_JUMP))
nft_validate_state_update(ctx->net,
NFT_VALIDATE_NEED);
}

- nft_set_ext_add_length(&tmpl, NFT_SET_EXT_DATA, d2.len);
+ nft_set_ext_add_length(&tmpl, NFT_SET_EXT_DATA, desc.len);
}

/* The full maximum length of userdata can exceed the maximum
@@ -4665,8 +4705,9 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
}

err = -ENOMEM;
- elem.priv = nft_set_elem_init(set, &tmpl, elem.key.val.data, data.data,
- timeout, expiration, GFP_KERNEL);
+ elem.priv = nft_set_elem_init(set, &tmpl, elem.key.val.data,
+ elem.data.val.data, timeout, expiration,
+ GFP_KERNEL);
if (elem.priv == NULL)
goto err3;

@@ -4732,9 +4773,9 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
kfree(elem.priv);
err3:
if (nla[NFTA_SET_ELEM_DATA] != NULL)
- nft_data_release(&data, d2.type);
+ nft_data_release(&elem.data.val, desc.type);
err2:
- nft_data_release(&elem.key.val, d1.type);
+ nft_data_release(&elem.key.val, NFT_DATA_VALUE);
err1:
return err;
}
@@ -4830,7 +4871,6 @@ static int nft_del_setelem(struct nft_ctx *ctx, struct nft_set *set,
{
struct nlattr *nla[NFTA_SET_ELEM_MAX + 1];
struct nft_set_ext_tmpl tmpl;
- struct nft_data_desc desc;
struct nft_set_elem elem;
struct nft_set_ext *ext;
struct nft_trans *trans;
@@ -4841,11 +4881,10 @@ static int nft_del_setelem(struct nft_ctx *ctx, struct nft_set *set,
err = nla_parse_nested_deprecated(nla, NFTA_SET_ELEM_MAX, attr,
nft_set_elem_policy, NULL);
if (err < 0)
- goto err1;
+ return err;

- err = -EINVAL;
if (nla[NFTA_SET_ELEM_KEY] == NULL)
- goto err1;
+ return -EINVAL;

nft_set_ext_prepare(&tmpl);

@@ -4855,37 +4894,31 @@ static int nft_del_setelem(struct nft_ctx *ctx, struct nft_set *set,
if (flags != 0)
nft_set_ext_add(&tmpl, NFT_SET_EXT_FLAGS);

- err = nft_data_init(ctx, &elem.key.val, sizeof(elem.key), &desc,
- nla[NFTA_SET_ELEM_KEY]);
+ err = nft_setelem_parse_key(ctx, set, &elem.key.val,
+ nla[NFTA_SET_ELEM_KEY]);
if (err < 0)
- goto err1;
-
- err = -EINVAL;
- if (desc.type != NFT_DATA_VALUE || desc.len != set->klen)
- goto err2;
+ return err;

- nft_set_ext_add_length(&tmpl, NFT_SET_EXT_KEY, desc.len);
+ nft_set_ext_add_length(&tmpl, NFT_SET_EXT_KEY, set->klen);

err = -ENOMEM;
elem.priv = nft_set_elem_init(set, &tmpl, elem.key.val.data, NULL, 0,
0, GFP_KERNEL);
if (elem.priv == NULL)
- goto err2;
+ goto fail_elem;

ext = nft_set_elem_ext(set, elem.priv);
if (flags)
*nft_set_ext_flags(ext) = flags;

trans = nft_trans_elem_alloc(ctx, NFT_MSG_DELSETELEM, set);
- if (trans == NULL) {
- err = -ENOMEM;
- goto err3;
- }
+ if (trans == NULL)
+ goto fail_trans;

priv = set->ops->deactivate(ctx->net, set, &elem);
if (priv == NULL) {
err = -ENOENT;
- goto err4;
+ goto fail_ops;
}
kfree(elem.priv);
elem.priv = priv;
@@ -4896,13 +4929,12 @@ static int nft_del_setelem(struct nft_ctx *ctx, struct nft_set *set,
list_add_tail(&trans->list, &ctx->net->nft.commit_list);
return 0;

-err4:
+fail_ops:
kfree(trans);
-err3:
+fail_trans:
kfree(elem.priv);
-err2:
- nft_data_release(&elem.key.val, desc.type);
-err1:
+fail_elem:
+ nft_data_release(&elem.key.val, NFT_DATA_VALUE);
return err;
}

@@ -7378,28 +7410,24 @@ int nft_parse_u32_check(const struct nlattr *attr, int max, u32 *dest)
}
EXPORT_SYMBOL_GPL(nft_parse_u32_check);

-/**
- * nft_parse_register - parse a register value from a netlink attribute
- *
- * @attr: netlink attribute
- *
- * Parse and translate a register value from a netlink attribute.
- * Registers used to be 128 bit wide, these register numbers will be
- * mapped to the corresponding 32 bit register numbers.
- */
-unsigned int nft_parse_register(const struct nlattr *attr)
+static int nft_parse_register(const struct nlattr *attr, u32 *preg)
{
unsigned int reg;

reg = ntohl(nla_get_be32(attr));
switch (reg) {
case NFT_REG_VERDICT...NFT_REG_4:
- return reg * NFT_REG_SIZE / NFT_REG32_SIZE;
+ *preg = reg * NFT_REG_SIZE / NFT_REG32_SIZE;
+ break;
+ case NFT_REG32_00...NFT_REG32_15:
+ *preg = reg + NFT_REG_SIZE / NFT_REG32_SIZE - NFT_REG32_00;
+ break;
default:
- return reg + NFT_REG_SIZE / NFT_REG32_SIZE - NFT_REG32_00;
+ return -ERANGE;
}
+
+ return 0;
}
-EXPORT_SYMBOL_GPL(nft_parse_register);

/**
* nft_dump_register - dump a register value to a netlink attribute
@@ -7432,7 +7460,7 @@ EXPORT_SYMBOL_GPL(nft_dump_register);
* Validate that the input register is one of the general purpose
* registers and that the length of the load is within the bounds.
*/
-int nft_validate_register_load(enum nft_registers reg, unsigned int len)
+static int nft_validate_register_load(enum nft_registers reg, unsigned int len)
{
if (reg < NFT_REG_1 * NFT_REG_SIZE / NFT_REG32_SIZE)
return -EINVAL;
@@ -7443,7 +7471,24 @@ int nft_validate_register_load(enum nft_registers reg, unsigned int len)

return 0;
}
-EXPORT_SYMBOL_GPL(nft_validate_register_load);
+
+int nft_parse_register_load(const struct nlattr *attr, u8 *sreg, u32 len)
+{
+ u32 reg;
+ int err;
+
+ err = nft_parse_register(attr, &reg);
+ if (err < 0)
+ return err;
+
+ err = nft_validate_register_load(reg, len);
+ if (err < 0)
+ return err;
+
+ *sreg = reg;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(nft_parse_register_load);

/**
* nft_validate_register_store - validate an expressions' register store
@@ -7459,10 +7504,11 @@ EXPORT_SYMBOL_GPL(nft_validate_register_load);
* A value of NULL for the data means that its runtime gathered
* data.
*/
-int nft_validate_register_store(const struct nft_ctx *ctx,
- enum nft_registers reg,
- const struct nft_data *data,
- enum nft_data_types type, unsigned int len)
+static int nft_validate_register_store(const struct nft_ctx *ctx,
+ enum nft_registers reg,
+ const struct nft_data *data,
+ enum nft_data_types type,
+ unsigned int len)
{
int err;

@@ -7494,7 +7540,27 @@ int nft_validate_register_store(const struct nft_ctx *ctx,
return 0;
}
}
-EXPORT_SYMBOL_GPL(nft_validate_register_store);
+
+int nft_parse_register_store(const struct nft_ctx *ctx,
+ const struct nlattr *attr, u8 *dreg,
+ const struct nft_data *data,
+ enum nft_data_types type, unsigned int len)
+{
+ int err;
+ u32 reg;
+
+ err = nft_parse_register(attr, &reg);
+ if (err < 0)
+ return err;
+
+ err = nft_validate_register_store(ctx, reg, data, type, len);
+ if (err < 0)
+ return err;
+
+ *dreg = reg;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(nft_parse_register_store);

static const struct nla_policy nft_verdict_policy[NFTA_VERDICT_MAX + 1] = {
[NFTA_VERDICT_CODE] = { .type = NLA_U32 },
@@ -7800,7 +7866,9 @@ static int __net_init nf_tables_init_net(struct net *net)

static void __net_exit nf_tables_pre_exit_net(struct net *net)
{
+ mutex_lock(&net->nft.commit_mutex);
__nft_release_hooks(net);
+ mutex_unlock(&net->nft.commit_mutex);
}

static void __net_exit nf_tables_exit_net(struct net *net)
diff --git a/net/netfilter/nft_bitwise.c b/net/netfilter/nft_bitwise.c
index 10e9d50e4e19..ccab2e66d754 100644
--- a/net/netfilter/nft_bitwise.c
+++ b/net/netfilter/nft_bitwise.c
@@ -16,8 +16,8 @@
#include <net/netfilter/nf_tables_offload.h>

struct nft_bitwise {
- enum nft_registers sreg:8;
- enum nft_registers dreg:8;
+ u8 sreg;
+ u8 dreg;
u8 len;
struct nft_data mask;
struct nft_data xor;
@@ -65,14 +65,14 @@ static int nft_bitwise_init(const struct nft_ctx *ctx,

priv->len = len;

- priv->sreg = nft_parse_register(tb[NFTA_BITWISE_SREG]);
- err = nft_validate_register_load(priv->sreg, priv->len);
+ err = nft_parse_register_load(tb[NFTA_BITWISE_SREG], &priv->sreg,
+ priv->len);
if (err < 0)
return err;

- priv->dreg = nft_parse_register(tb[NFTA_BITWISE_DREG]);
- err = nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, priv->len);
+ err = nft_parse_register_store(ctx, tb[NFTA_BITWISE_DREG],
+ &priv->dreg, NULL, NFT_DATA_VALUE,
+ priv->len);
if (err < 0)
return err;

diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c
index 12bed3f7bbc6..9d5947ab8d4e 100644
--- a/net/netfilter/nft_byteorder.c
+++ b/net/netfilter/nft_byteorder.c
@@ -16,8 +16,8 @@
#include <net/netfilter/nf_tables.h>

struct nft_byteorder {
- enum nft_registers sreg:8;
- enum nft_registers dreg:8;
+ u8 sreg;
+ u8 dreg;
enum nft_byteorder_ops op:8;
u8 len;
u8 size;
@@ -131,20 +131,20 @@ static int nft_byteorder_init(const struct nft_ctx *ctx,
return -EINVAL;
}

- priv->sreg = nft_parse_register(tb[NFTA_BYTEORDER_SREG]);
err = nft_parse_u32_check(tb[NFTA_BYTEORDER_LEN], U8_MAX, &len);
if (err < 0)
return err;

priv->len = len;

- err = nft_validate_register_load(priv->sreg, priv->len);
+ err = nft_parse_register_load(tb[NFTA_BYTEORDER_SREG], &priv->sreg,
+ priv->len);
if (err < 0)
return err;

- priv->dreg = nft_parse_register(tb[NFTA_BYTEORDER_DREG]);
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, priv->len);
+ return nft_parse_register_store(ctx, tb[NFTA_BYTEORDER_DREG],
+ &priv->dreg, NULL, NFT_DATA_VALUE,
+ priv->len);
}

static int nft_byteorder_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/netfilter/nft_cmp.c b/net/netfilter/nft_cmp.c
index ae730dba60c8..a7c1e7c4381a 100644
--- a/net/netfilter/nft_cmp.c
+++ b/net/netfilter/nft_cmp.c
@@ -17,7 +17,7 @@

struct nft_cmp_expr {
struct nft_data data;
- enum nft_registers sreg:8;
+ u8 sreg;
u8 len;
enum nft_cmp_ops op:8;
};
@@ -86,8 +86,7 @@ static int nft_cmp_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
return err;
}

- priv->sreg = nft_parse_register(tb[NFTA_CMP_SREG]);
- err = nft_validate_register_load(priv->sreg, desc.len);
+ err = nft_parse_register_load(tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
if (err < 0)
return err;

@@ -169,8 +168,7 @@ static int nft_cmp_fast_init(const struct nft_ctx *ctx,
if (err < 0)
return err;

- priv->sreg = nft_parse_register(tb[NFTA_CMP_SREG]);
- err = nft_validate_register_load(priv->sreg, desc.len);
+ err = nft_parse_register_load(tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
if (err < 0)
return err;

diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index 28991730728b..7e269f7378cc 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -27,8 +27,8 @@ struct nft_ct {
enum nft_ct_keys key:8;
enum ip_conntrack_dir dir:8;
union {
- enum nft_registers dreg:8;
- enum nft_registers sreg:8;
+ u8 dreg;
+ u8 sreg;
};
};

@@ -498,9 +498,8 @@ static int nft_ct_get_init(const struct nft_ctx *ctx,
}
}

- priv->dreg = nft_parse_register(tb[NFTA_CT_DREG]);
- err = nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ err = nft_parse_register_store(ctx, tb[NFTA_CT_DREG], &priv->dreg, NULL,
+ NFT_DATA_VALUE, len);
if (err < 0)
return err;

@@ -600,8 +599,7 @@ static int nft_ct_set_init(const struct nft_ctx *ctx,
}
}

- priv->sreg = nft_parse_register(tb[NFTA_CT_SREG]);
- err = nft_validate_register_load(priv->sreg, len);
+ err = nft_parse_register_load(tb[NFTA_CT_SREG], &priv->sreg, len);
if (err < 0)
goto err1;

diff --git a/net/netfilter/nft_dup_netdev.c b/net/netfilter/nft_dup_netdev.c
index 6007089e1c2f..a5b560ee0337 100644
--- a/net/netfilter/nft_dup_netdev.c
+++ b/net/netfilter/nft_dup_netdev.c
@@ -14,7 +14,7 @@
#include <net/netfilter/nf_dup_netdev.h>

struct nft_dup_netdev {
- enum nft_registers sreg_dev:8;
+ u8 sreg_dev;
};

static void nft_dup_netdev_eval(const struct nft_expr *expr,
@@ -40,8 +40,8 @@ static int nft_dup_netdev_init(const struct nft_ctx *ctx,
if (tb[NFTA_DUP_SREG_DEV] == NULL)
return -EINVAL;

- priv->sreg_dev = nft_parse_register(tb[NFTA_DUP_SREG_DEV]);
- return nft_validate_register_load(priv->sreg_dev, sizeof(int));
+ return nft_parse_register_load(tb[NFTA_DUP_SREG_DEV], &priv->sreg_dev,
+ sizeof(int));
}

static int nft_dup_netdev_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 7f9e6c90f727..9f064f7b31d6 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -16,8 +16,8 @@ struct nft_dynset {
struct nft_set *set;
struct nft_set_ext_tmpl tmpl;
enum nft_dynset_ops op:8;
- enum nft_registers sreg_key:8;
- enum nft_registers sreg_data:8;
+ u8 sreg_key;
+ u8 sreg_data;
bool invert;
u64 timeout;
struct nft_expr *expr;
@@ -177,8 +177,8 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
return err;
}

- priv->sreg_key = nft_parse_register(tb[NFTA_DYNSET_SREG_KEY]);
- err = nft_validate_register_load(priv->sreg_key, set->klen);
+ err = nft_parse_register_load(tb[NFTA_DYNSET_SREG_KEY], &priv->sreg_key,
+ set->klen);
if (err < 0)
return err;

@@ -188,8 +188,8 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
if (set->dtype == NFT_DATA_VERDICT)
return -EOPNOTSUPP;

- priv->sreg_data = nft_parse_register(tb[NFTA_DYNSET_SREG_DATA]);
- err = nft_validate_register_load(priv->sreg_data, set->dlen);
+ err = nft_parse_register_load(tb[NFTA_DYNSET_SREG_DATA],
+ &priv->sreg_data, set->dlen);
if (err < 0)
return err;
} else if (set->flags & NFT_SET_MAP)
diff --git a/net/netfilter/nft_exthdr.c b/net/netfilter/nft_exthdr.c
index faa0844c01fb..670dd146fb2b 100644
--- a/net/netfilter/nft_exthdr.c
+++ b/net/netfilter/nft_exthdr.c
@@ -19,8 +19,8 @@ struct nft_exthdr {
u8 offset;
u8 len;
u8 op;
- enum nft_registers dreg:8;
- enum nft_registers sreg:8;
+ u8 dreg;
+ u8 sreg;
u8 flags;
};

@@ -353,12 +353,12 @@ static int nft_exthdr_init(const struct nft_ctx *ctx,
priv->type = nla_get_u8(tb[NFTA_EXTHDR_TYPE]);
priv->offset = offset;
priv->len = len;
- priv->dreg = nft_parse_register(tb[NFTA_EXTHDR_DREG]);
priv->flags = flags;
priv->op = op;

- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, priv->len);
+ return nft_parse_register_store(ctx, tb[NFTA_EXTHDR_DREG],
+ &priv->dreg, NULL, NFT_DATA_VALUE,
+ priv->len);
}

static int nft_exthdr_tcp_set_init(const struct nft_ctx *ctx,
@@ -403,11 +403,11 @@ static int nft_exthdr_tcp_set_init(const struct nft_ctx *ctx,
priv->type = nla_get_u8(tb[NFTA_EXTHDR_TYPE]);
priv->offset = offset;
priv->len = len;
- priv->sreg = nft_parse_register(tb[NFTA_EXTHDR_SREG]);
priv->flags = flags;
priv->op = op;

- return nft_validate_register_load(priv->sreg, priv->len);
+ return nft_parse_register_load(tb[NFTA_EXTHDR_SREG], &priv->sreg,
+ priv->len);
}

static int nft_exthdr_ipv4_init(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_fib.c b/net/netfilter/nft_fib.c
index cfac0964f48d..d2777aff5943 100644
--- a/net/netfilter/nft_fib.c
+++ b/net/netfilter/nft_fib.c
@@ -86,7 +86,6 @@ int nft_fib_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
return -EINVAL;

priv->result = ntohl(nla_get_be32(tb[NFTA_FIB_RESULT]));
- priv->dreg = nft_parse_register(tb[NFTA_FIB_DREG]);

switch (priv->result) {
case NFT_FIB_RESULT_OIF:
@@ -106,8 +105,8 @@ int nft_fib_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
return -EINVAL;
}

- err = nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ err = nft_parse_register_store(ctx, tb[NFTA_FIB_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
if (err < 0)
return err;

diff --git a/net/netfilter/nft_fwd_netdev.c b/net/netfilter/nft_fwd_netdev.c
index 3b0dcd170551..7730409f6f09 100644
--- a/net/netfilter/nft_fwd_netdev.c
+++ b/net/netfilter/nft_fwd_netdev.c
@@ -18,7 +18,7 @@
#include <net/ip.h>

struct nft_fwd_netdev {
- enum nft_registers sreg_dev:8;
+ u8 sreg_dev;
};

static void nft_fwd_netdev_eval(const struct nft_expr *expr,
@@ -50,8 +50,8 @@ static int nft_fwd_netdev_init(const struct nft_ctx *ctx,
if (tb[NFTA_FWD_SREG_DEV] == NULL)
return -EINVAL;

- priv->sreg_dev = nft_parse_register(tb[NFTA_FWD_SREG_DEV]);
- return nft_validate_register_load(priv->sreg_dev, sizeof(int));
+ return nft_parse_register_load(tb[NFTA_FWD_SREG_DEV], &priv->sreg_dev,
+ sizeof(int));
}

static int nft_fwd_netdev_dump(struct sk_buff *skb, const struct nft_expr *expr)
@@ -83,8 +83,8 @@ static bool nft_fwd_netdev_offload_action(const struct nft_expr *expr)
}

struct nft_fwd_neigh {
- enum nft_registers sreg_dev:8;
- enum nft_registers sreg_addr:8;
+ u8 sreg_dev;
+ u8 sreg_addr;
u8 nfproto;
};

@@ -162,8 +162,6 @@ static int nft_fwd_neigh_init(const struct nft_ctx *ctx,
!tb[NFTA_FWD_NFPROTO])
return -EINVAL;

- priv->sreg_dev = nft_parse_register(tb[NFTA_FWD_SREG_DEV]);
- priv->sreg_addr = nft_parse_register(tb[NFTA_FWD_SREG_ADDR]);
priv->nfproto = ntohl(nla_get_be32(tb[NFTA_FWD_NFPROTO]));

switch (priv->nfproto) {
@@ -177,11 +175,13 @@ static int nft_fwd_neigh_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}

- err = nft_validate_register_load(priv->sreg_dev, sizeof(int));
+ err = nft_parse_register_load(tb[NFTA_FWD_SREG_DEV], &priv->sreg_dev,
+ sizeof(int));
if (err < 0)
return err;

- return nft_validate_register_load(priv->sreg_addr, addr_len);
+ return nft_parse_register_load(tb[NFTA_FWD_SREG_ADDR], &priv->sreg_addr,
+ addr_len);
}

static int nft_fwd_neigh_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index b836d550b919..2ff6c7759494 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -14,8 +14,8 @@
#include <linux/jhash.h>

struct nft_jhash {
- enum nft_registers sreg:8;
- enum nft_registers dreg:8;
+ u8 sreg;
+ u8 dreg;
u8 len;
bool autogen_seed:1;
u32 modulus;
@@ -38,7 +38,7 @@ static void nft_jhash_eval(const struct nft_expr *expr,
}

struct nft_symhash {
- enum nft_registers dreg:8;
+ u8 dreg;
u32 modulus;
u32 offset;
};
@@ -83,9 +83,6 @@ static int nft_jhash_init(const struct nft_ctx *ctx,
if (tb[NFTA_HASH_OFFSET])
priv->offset = ntohl(nla_get_be32(tb[NFTA_HASH_OFFSET]));

- priv->sreg = nft_parse_register(tb[NFTA_HASH_SREG]);
- priv->dreg = nft_parse_register(tb[NFTA_HASH_DREG]);
-
err = nft_parse_u32_check(tb[NFTA_HASH_LEN], U8_MAX, &len);
if (err < 0)
return err;
@@ -94,6 +91,10 @@ static int nft_jhash_init(const struct nft_ctx *ctx,

priv->len = len;

+ err = nft_parse_register_load(tb[NFTA_HASH_SREG], &priv->sreg, len);
+ if (err < 0)
+ return err;
+
priv->modulus = ntohl(nla_get_be32(tb[NFTA_HASH_MODULUS]));
if (priv->modulus < 1)
return -ERANGE;
@@ -108,9 +109,8 @@ static int nft_jhash_init(const struct nft_ctx *ctx,
get_random_bytes(&priv->seed, sizeof(priv->seed));
}

- return nft_validate_register_load(priv->sreg, len) &&
- nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, sizeof(u32));
+ return nft_parse_register_store(ctx, tb[NFTA_HASH_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, sizeof(u32));
}

static int nft_symhash_init(const struct nft_ctx *ctx,
@@ -126,8 +126,6 @@ static int nft_symhash_init(const struct nft_ctx *ctx,
if (tb[NFTA_HASH_OFFSET])
priv->offset = ntohl(nla_get_be32(tb[NFTA_HASH_OFFSET]));

- priv->dreg = nft_parse_register(tb[NFTA_HASH_DREG]);
-
priv->modulus = ntohl(nla_get_be32(tb[NFTA_HASH_MODULUS]));
if (priv->modulus < 1)
return -ERANGE;
@@ -135,8 +133,9 @@ static int nft_symhash_init(const struct nft_ctx *ctx,
if (priv->offset + priv->modulus - 1 < priv->offset)
return -EOVERFLOW;

- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, sizeof(u32));
+ return nft_parse_register_store(ctx, tb[NFTA_HASH_DREG],
+ &priv->dreg, NULL, NFT_DATA_VALUE,
+ sizeof(u32));
}

static int nft_jhash_dump(struct sk_buff *skb,
diff --git a/net/netfilter/nft_immediate.c b/net/netfilter/nft_immediate.c
index 98a8149be094..6a95d532eaec 100644
--- a/net/netfilter/nft_immediate.c
+++ b/net/netfilter/nft_immediate.c
@@ -48,9 +48,9 @@ static int nft_immediate_init(const struct nft_ctx *ctx,

priv->dlen = desc.len;

- priv->dreg = nft_parse_register(tb[NFTA_IMMEDIATE_DREG]);
- err = nft_validate_register_store(ctx, priv->dreg, &priv->data,
- desc.type, desc.len);
+ err = nft_parse_register_store(ctx, tb[NFTA_IMMEDIATE_DREG],
+ &priv->dreg, &priv->data, desc.type,
+ desc.len);
if (err < 0)
goto err1;

diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c
index 4eb4d076927e..e0ffd463a132 100644
--- a/net/netfilter/nft_lookup.c
+++ b/net/netfilter/nft_lookup.c
@@ -17,8 +17,8 @@

struct nft_lookup {
struct nft_set *set;
- enum nft_registers sreg:8;
- enum nft_registers dreg:8;
+ u8 sreg;
+ u8 dreg;
bool invert;
struct nft_set_binding binding;
};
@@ -73,8 +73,8 @@ static int nft_lookup_init(const struct nft_ctx *ctx,
if (IS_ERR(set))
return PTR_ERR(set);

- priv->sreg = nft_parse_register(tb[NFTA_LOOKUP_SREG]);
- err = nft_validate_register_load(priv->sreg, set->klen);
+ err = nft_parse_register_load(tb[NFTA_LOOKUP_SREG], &priv->sreg,
+ set->klen);
if (err < 0)
return err;

@@ -97,9 +97,9 @@ static int nft_lookup_init(const struct nft_ctx *ctx,
if (!(set->flags & NFT_SET_MAP))
return -EINVAL;

- priv->dreg = nft_parse_register(tb[NFTA_LOOKUP_DREG]);
- err = nft_validate_register_store(ctx, priv->dreg, NULL,
- set->dtype, set->dlen);
+ err = nft_parse_register_store(ctx, tb[NFTA_LOOKUP_DREG],
+ &priv->dreg, NULL, set->dtype,
+ set->dlen);
if (err < 0)
return err;
} else if (set->flags & NFT_SET_MAP)
diff --git a/net/netfilter/nft_masq.c b/net/netfilter/nft_masq.c
index 39dc94f2491e..c2f04885347e 100644
--- a/net/netfilter/nft_masq.c
+++ b/net/netfilter/nft_masq.c
@@ -15,8 +15,8 @@

struct nft_masq {
u32 flags;
- enum nft_registers sreg_proto_min:8;
- enum nft_registers sreg_proto_max:8;
+ u8 sreg_proto_min;
+ u8 sreg_proto_max;
};

static const struct nla_policy nft_masq_policy[NFTA_MASQ_MAX + 1] = {
@@ -54,19 +54,15 @@ static int nft_masq_init(const struct nft_ctx *ctx,
}

if (tb[NFTA_MASQ_REG_PROTO_MIN]) {
- priv->sreg_proto_min =
- nft_parse_register(tb[NFTA_MASQ_REG_PROTO_MIN]);
-
- err = nft_validate_register_load(priv->sreg_proto_min, plen);
+ err = nft_parse_register_load(tb[NFTA_MASQ_REG_PROTO_MIN],
+ &priv->sreg_proto_min, plen);
if (err < 0)
return err;

if (tb[NFTA_MASQ_REG_PROTO_MAX]) {
- priv->sreg_proto_max =
- nft_parse_register(tb[NFTA_MASQ_REG_PROTO_MAX]);
-
- err = nft_validate_register_load(priv->sreg_proto_max,
- plen);
+ err = nft_parse_register_load(tb[NFTA_MASQ_REG_PROTO_MAX],
+ &priv->sreg_proto_max,
+ plen);
if (err < 0)
return err;
} else {
diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c
index dda1e55d5801..ec2798ff822e 100644
--- a/net/netfilter/nft_meta.c
+++ b/net/netfilter/nft_meta.c
@@ -380,9 +380,8 @@ int nft_meta_get_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}

- priv->dreg = nft_parse_register(tb[NFTA_META_DREG]);
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ return nft_parse_register_store(ctx, tb[NFTA_META_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
}
EXPORT_SYMBOL_GPL(nft_meta_get_init);

@@ -475,8 +474,7 @@ int nft_meta_set_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}

- priv->sreg = nft_parse_register(tb[NFTA_META_SREG]);
- err = nft_validate_register_load(priv->sreg, len);
+ err = nft_parse_register_load(tb[NFTA_META_SREG], &priv->sreg, len);
if (err < 0)
return err;

diff --git a/net/netfilter/nft_nat.c b/net/netfilter/nft_nat.c
index 0c5bc3c37ecf..50fbd3c1d9f1 100644
--- a/net/netfilter/nft_nat.c
+++ b/net/netfilter/nft_nat.c
@@ -21,10 +21,10 @@
#include <net/ip.h>

struct nft_nat {
- enum nft_registers sreg_addr_min:8;
- enum nft_registers sreg_addr_max:8;
- enum nft_registers sreg_proto_min:8;
- enum nft_registers sreg_proto_max:8;
+ u8 sreg_addr_min;
+ u8 sreg_addr_max;
+ u8 sreg_proto_min;
+ u8 sreg_proto_max;
enum nf_nat_manip_type type:8;
u8 family;
u16 flags;
@@ -154,18 +154,15 @@ static int nft_nat_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
priv->family = family;

if (tb[NFTA_NAT_REG_ADDR_MIN]) {
- priv->sreg_addr_min =
- nft_parse_register(tb[NFTA_NAT_REG_ADDR_MIN]);
- err = nft_validate_register_load(priv->sreg_addr_min, alen);
+ err = nft_parse_register_load(tb[NFTA_NAT_REG_ADDR_MIN],
+ &priv->sreg_addr_min, alen);
if (err < 0)
return err;

if (tb[NFTA_NAT_REG_ADDR_MAX]) {
- priv->sreg_addr_max =
- nft_parse_register(tb[NFTA_NAT_REG_ADDR_MAX]);
-
- err = nft_validate_register_load(priv->sreg_addr_max,
- alen);
+ err = nft_parse_register_load(tb[NFTA_NAT_REG_ADDR_MAX],
+ &priv->sreg_addr_max,
+ alen);
if (err < 0)
return err;
} else {
@@ -175,19 +172,15 @@ static int nft_nat_init(const struct nft_ctx *ctx, const struct nft_expr *expr,

plen = FIELD_SIZEOF(struct nf_nat_range, min_addr.all);
if (tb[NFTA_NAT_REG_PROTO_MIN]) {
- priv->sreg_proto_min =
- nft_parse_register(tb[NFTA_NAT_REG_PROTO_MIN]);
-
- err = nft_validate_register_load(priv->sreg_proto_min, plen);
+ err = nft_parse_register_load(tb[NFTA_NAT_REG_PROTO_MIN],
+ &priv->sreg_proto_min, plen);
if (err < 0)
return err;

if (tb[NFTA_NAT_REG_PROTO_MAX]) {
- priv->sreg_proto_max =
- nft_parse_register(tb[NFTA_NAT_REG_PROTO_MAX]);
-
- err = nft_validate_register_load(priv->sreg_proto_max,
- plen);
+ err = nft_parse_register_load(tb[NFTA_NAT_REG_PROTO_MAX],
+ &priv->sreg_proto_max,
+ plen);
if (err < 0)
return err;
} else {
diff --git a/net/netfilter/nft_numgen.c b/net/netfilter/nft_numgen.c
index 48edb9d5f012..7bbca252e7fc 100644
--- a/net/netfilter/nft_numgen.c
+++ b/net/netfilter/nft_numgen.c
@@ -16,7 +16,7 @@
static DEFINE_PER_CPU(struct rnd_state, nft_numgen_prandom_state);

struct nft_ng_inc {
- enum nft_registers dreg:8;
+ u8 dreg;
u32 modulus;
atomic_t counter;
u32 offset;
@@ -66,11 +66,10 @@ static int nft_ng_inc_init(const struct nft_ctx *ctx,
if (priv->offset + priv->modulus - 1 < priv->offset)
return -EOVERFLOW;

- priv->dreg = nft_parse_register(tb[NFTA_NG_DREG]);
atomic_set(&priv->counter, priv->modulus - 1);

- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, sizeof(u32));
+ return nft_parse_register_store(ctx, tb[NFTA_NG_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, sizeof(u32));
}

static int nft_ng_dump(struct sk_buff *skb, enum nft_registers dreg,
@@ -100,7 +99,7 @@ static int nft_ng_inc_dump(struct sk_buff *skb, const struct nft_expr *expr)
}

struct nft_ng_random {
- enum nft_registers dreg:8;
+ u8 dreg;
u32 modulus;
u32 offset;
};
@@ -140,10 +139,8 @@ static int nft_ng_random_init(const struct nft_ctx *ctx,

prandom_init_once(&nft_numgen_prandom_state);

- priv->dreg = nft_parse_register(tb[NFTA_NG_DREG]);
-
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, sizeof(u32));
+ return nft_parse_register_store(ctx, tb[NFTA_NG_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, sizeof(u32));
}

static int nft_ng_random_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c
index 74c61278e6bd..7032b80592b2 100644
--- a/net/netfilter/nft_objref.c
+++ b/net/netfilter/nft_objref.c
@@ -95,7 +95,7 @@ static const struct nft_expr_ops nft_objref_ops = {

struct nft_objref_map {
struct nft_set *set;
- enum nft_registers sreg:8;
+ u8 sreg;
struct nft_set_binding binding;
};

@@ -137,8 +137,8 @@ static int nft_objref_map_init(const struct nft_ctx *ctx,
if (!(set->flags & NFT_SET_OBJECT))
return -EINVAL;

- priv->sreg = nft_parse_register(tb[NFTA_OBJREF_SET_SREG]);
- err = nft_validate_register_load(priv->sreg, set->klen);
+ err = nft_parse_register_load(tb[NFTA_OBJREF_SET_SREG], &priv->sreg,
+ set->klen);
if (err < 0)
return err;

diff --git a/net/netfilter/nft_osf.c b/net/netfilter/nft_osf.c
index d966a3aff1d3..b7c2bc01f8a2 100644
--- a/net/netfilter/nft_osf.c
+++ b/net/netfilter/nft_osf.c
@@ -6,7 +6,7 @@
#include <linux/netfilter/nfnetlink_osf.h>

struct nft_osf {
- enum nft_registers dreg:8;
+ u8 dreg;
u8 ttl;
u32 flags;
};
@@ -83,9 +83,9 @@ static int nft_osf_init(const struct nft_ctx *ctx,
priv->flags = flags;
}

- priv->dreg = nft_parse_register(tb[NFTA_OSF_DREG]);
- err = nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, NFT_OSF_MAXGENRELEN);
+ err = nft_parse_register_store(ctx, tb[NFTA_OSF_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE,
+ NFT_OSF_MAXGENRELEN);
if (err < 0)
return err;

diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c
index 6ed6ccef5e1a..54298fcd82f0 100644
--- a/net/netfilter/nft_payload.c
+++ b/net/netfilter/nft_payload.c
@@ -135,10 +135,10 @@ static int nft_payload_init(const struct nft_ctx *ctx,
priv->base = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_BASE]));
priv->offset = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_OFFSET]));
priv->len = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_LEN]));
- priv->dreg = nft_parse_register(tb[NFTA_PAYLOAD_DREG]);

- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, priv->len);
+ return nft_parse_register_store(ctx, tb[NFTA_PAYLOAD_DREG],
+ &priv->dreg, NULL, NFT_DATA_VALUE,
+ priv->len);
}

static int nft_payload_dump(struct sk_buff *skb, const struct nft_expr *expr)
@@ -564,7 +564,6 @@ static int nft_payload_set_init(const struct nft_ctx *ctx,
priv->base = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_BASE]));
priv->offset = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_OFFSET]));
priv->len = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_LEN]));
- priv->sreg = nft_parse_register(tb[NFTA_PAYLOAD_SREG]);

if (tb[NFTA_PAYLOAD_CSUM_TYPE])
csum_type = ntohl(nla_get_be32(tb[NFTA_PAYLOAD_CSUM_TYPE]));
@@ -595,7 +594,8 @@ static int nft_payload_set_init(const struct nft_ctx *ctx,
}
priv->csum_type = csum_type;

- return nft_validate_register_load(priv->sreg, priv->len);
+ return nft_parse_register_load(tb[NFTA_PAYLOAD_SREG], &priv->sreg,
+ priv->len);
}

static int nft_payload_set_dump(struct sk_buff *skb, const struct nft_expr *expr)
diff --git a/net/netfilter/nft_queue.c b/net/netfilter/nft_queue.c
index 5ece0a6aa8c3..94a4f0a5a28e 100644
--- a/net/netfilter/nft_queue.c
+++ b/net/netfilter/nft_queue.c
@@ -19,10 +19,10 @@
static u32 jhash_initval __read_mostly;

struct nft_queue {
- enum nft_registers sreg_qnum:8;
- u16 queuenum;
- u16 queues_total;
- u16 flags;
+ u8 sreg_qnum;
+ u16 queuenum;
+ u16 queues_total;
+ u16 flags;
};

static void nft_queue_eval(const struct nft_expr *expr,
@@ -111,8 +111,8 @@ static int nft_queue_sreg_init(const struct nft_ctx *ctx,
struct nft_queue *priv = nft_expr_priv(expr);
int err;

- priv->sreg_qnum = nft_parse_register(tb[NFTA_QUEUE_SREG_QNUM]);
- err = nft_validate_register_load(priv->sreg_qnum, sizeof(u32));
+ err = nft_parse_register_load(tb[NFTA_QUEUE_SREG_QNUM],
+ &priv->sreg_qnum, sizeof(u32));
if (err < 0)
return err;

diff --git a/net/netfilter/nft_range.c b/net/netfilter/nft_range.c
index 89efcc5a533d..e4a1c44d7f51 100644
--- a/net/netfilter/nft_range.c
+++ b/net/netfilter/nft_range.c
@@ -15,7 +15,7 @@
struct nft_range_expr {
struct nft_data data_from;
struct nft_data data_to;
- enum nft_registers sreg:8;
+ u8 sreg;
u8 len;
enum nft_range_ops op:8;
};
@@ -86,8 +86,8 @@ static int nft_range_init(const struct nft_ctx *ctx, const struct nft_expr *expr
goto err2;
}

- priv->sreg = nft_parse_register(tb[NFTA_RANGE_SREG]);
- err = nft_validate_register_load(priv->sreg, desc_from.len);
+ err = nft_parse_register_load(tb[NFTA_RANGE_SREG], &priv->sreg,
+ desc_from.len);
if (err < 0)
goto err2;

diff --git a/net/netfilter/nft_redir.c b/net/netfilter/nft_redir.c
index d75de63189b6..81a191eb5c36 100644
--- a/net/netfilter/nft_redir.c
+++ b/net/netfilter/nft_redir.c
@@ -14,8 +14,8 @@
#include <net/netfilter/nf_tables.h>

struct nft_redir {
- enum nft_registers sreg_proto_min:8;
- enum nft_registers sreg_proto_max:8;
+ u8 sreg_proto_min;
+ u8 sreg_proto_max;
u16 flags;
};

@@ -50,19 +50,15 @@ static int nft_redir_init(const struct nft_ctx *ctx,

plen = FIELD_SIZEOF(struct nf_nat_range, min_addr.all);
if (tb[NFTA_REDIR_REG_PROTO_MIN]) {
- priv->sreg_proto_min =
- nft_parse_register(tb[NFTA_REDIR_REG_PROTO_MIN]);
-
- err = nft_validate_register_load(priv->sreg_proto_min, plen);
+ err = nft_parse_register_load(tb[NFTA_REDIR_REG_PROTO_MIN],
+ &priv->sreg_proto_min, plen);
if (err < 0)
return err;

if (tb[NFTA_REDIR_REG_PROTO_MAX]) {
- priv->sreg_proto_max =
- nft_parse_register(tb[NFTA_REDIR_REG_PROTO_MAX]);
-
- err = nft_validate_register_load(priv->sreg_proto_max,
- plen);
+ err = nft_parse_register_load(tb[NFTA_REDIR_REG_PROTO_MAX],
+ &priv->sreg_proto_max,
+ plen);
if (err < 0)
return err;
} else {
diff --git a/net/netfilter/nft_rt.c b/net/netfilter/nft_rt.c
index 7cfcb0e2f7ee..bcd01a63e38f 100644
--- a/net/netfilter/nft_rt.c
+++ b/net/netfilter/nft_rt.c
@@ -15,7 +15,7 @@

struct nft_rt {
enum nft_rt_keys key:8;
- enum nft_registers dreg:8;
+ u8 dreg;
};

static u16 get_tcpmss(const struct nft_pktinfo *pkt, const struct dst_entry *skbdst)
@@ -141,9 +141,8 @@ static int nft_rt_get_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}

- priv->dreg = nft_parse_register(tb[NFTA_RT_DREG]);
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ return nft_parse_register_store(ctx, tb[NFTA_RT_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
}

static int nft_rt_get_dump(struct sk_buff *skb,
diff --git a/net/netfilter/nft_socket.c b/net/netfilter/nft_socket.c
index 4026ec38526f..7e4f7063f481 100644
--- a/net/netfilter/nft_socket.c
+++ b/net/netfilter/nft_socket.c
@@ -10,7 +10,7 @@
struct nft_socket {
enum nft_socket_keys key:8;
union {
- enum nft_registers dreg:8;
+ u8 dreg;
};
};

@@ -119,9 +119,8 @@ static int nft_socket_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}

- priv->dreg = nft_parse_register(tb[NFTA_SOCKET_DREG]);
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ return nft_parse_register_store(ctx, tb[NFTA_SOCKET_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
}

static int nft_socket_dump(struct sk_buff *skb,
diff --git a/net/netfilter/nft_tproxy.c b/net/netfilter/nft_tproxy.c
index a0e30bf4a845..db780b5985ab 100644
--- a/net/netfilter/nft_tproxy.c
+++ b/net/netfilter/nft_tproxy.c
@@ -13,9 +13,9 @@
#endif

struct nft_tproxy {
- enum nft_registers sreg_addr:8;
- enum nft_registers sreg_port:8;
- u8 family;
+ u8 sreg_addr;
+ u8 sreg_port;
+ u8 family;
};

static void nft_tproxy_eval_v4(const struct nft_expr *expr,
@@ -254,15 +254,15 @@ static int nft_tproxy_init(const struct nft_ctx *ctx,
}

if (tb[NFTA_TPROXY_REG_ADDR]) {
- priv->sreg_addr = nft_parse_register(tb[NFTA_TPROXY_REG_ADDR]);
- err = nft_validate_register_load(priv->sreg_addr, alen);
+ err = nft_parse_register_load(tb[NFTA_TPROXY_REG_ADDR],
+ &priv->sreg_addr, alen);
if (err < 0)
return err;
}

if (tb[NFTA_TPROXY_REG_PORT]) {
- priv->sreg_port = nft_parse_register(tb[NFTA_TPROXY_REG_PORT]);
- err = nft_validate_register_load(priv->sreg_port, sizeof(u16));
+ err = nft_parse_register_load(tb[NFTA_TPROXY_REG_PORT],
+ &priv->sreg_port, sizeof(u16));
if (err < 0)
return err;
}
diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c
index 4e850c81ad8d..b2070f9f98ff 100644
--- a/net/netfilter/nft_tunnel.c
+++ b/net/netfilter/nft_tunnel.c
@@ -14,7 +14,7 @@

struct nft_tunnel {
enum nft_tunnel_keys key:8;
- enum nft_registers dreg:8;
+ u8 dreg;
enum nft_tunnel_mode mode:8;
};

@@ -92,8 +92,6 @@ static int nft_tunnel_get_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}

- priv->dreg = nft_parse_register(tb[NFTA_TUNNEL_DREG]);
-
if (tb[NFTA_TUNNEL_MODE]) {
priv->mode = ntohl(nla_get_be32(tb[NFTA_TUNNEL_MODE]));
if (priv->mode > NFT_TUNNEL_MODE_MAX)
@@ -102,8 +100,8 @@ static int nft_tunnel_get_init(const struct nft_ctx *ctx,
priv->mode = NFT_TUNNEL_MODE_NONE;
}

- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ return nft_parse_register_store(ctx, tb[NFTA_TUNNEL_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
}

static int nft_tunnel_get_dump(struct sk_buff *skb,
diff --git a/net/netfilter/nft_xfrm.c b/net/netfilter/nft_xfrm.c
index 06d5cabf1d7c..cbbbc4ecad3a 100644
--- a/net/netfilter/nft_xfrm.c
+++ b/net/netfilter/nft_xfrm.c
@@ -24,7 +24,7 @@ static const struct nla_policy nft_xfrm_policy[NFTA_XFRM_MAX + 1] = {

struct nft_xfrm {
enum nft_xfrm_keys key:8;
- enum nft_registers dreg:8;
+ u8 dreg;
u8 dir;
u8 spnum;
};
@@ -86,9 +86,8 @@ static int nft_xfrm_get_init(const struct nft_ctx *ctx,

priv->spnum = spnum;

- priv->dreg = nft_parse_register(tb[NFTA_XFRM_DREG]);
- return nft_validate_register_store(ctx, priv->dreg, NULL,
- NFT_DATA_VALUE, len);
+ return nft_parse_register_store(ctx, tb[NFTA_XFRM_DREG], &priv->dreg,
+ NULL, NFT_DATA_VALUE, len);
}

/* Return true if key asks for daddr/saddr and current
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 00f040fb46b9..31a3a562854f 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1991,7 +1991,7 @@ static int netlink_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,

skb_free_datagram(sk, skb);

- if (nlk->cb_running &&
+ if (READ_ONCE(nlk->cb_running) &&
atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf / 2) {
ret = netlink_dump(sk);
if (ret) {
@@ -2284,7 +2284,7 @@ static int netlink_dump(struct sock *sk)
if (cb->done)
cb->done(cb);

- nlk->cb_running = false;
+ WRITE_ONCE(nlk->cb_running, false);
module = cb->module;
skb = cb->skb;
mutex_unlock(nlk->cb_mutex);
@@ -2347,7 +2347,7 @@ int __netlink_dump_start(struct sock *ssk, struct sk_buff *skb,
goto error_put;
}

- nlk->cb_running = true;
+ WRITE_ONCE(nlk->cb_running, true);
nlk->dump_done_errno = INT_MAX;

mutex_unlock(nlk->cb_mutex);
@@ -2636,7 +2636,7 @@ static int netlink_seq_show(struct seq_file *seq, void *v)
nlk->groups ? (u32)nlk->groups[0] : 0,
sk_rmem_alloc_get(s),
sk_wmem_alloc_get(s),
- nlk->cb_running,
+ READ_ONCE(nlk->cb_running),
refcount_read(&s->sk_refcnt),
atomic_read(&s->sk_drops),
sock_i_ino(s)
diff --git a/net/nsh/nsh.c b/net/nsh/nsh.c
index e9ca007718b7..0f23e5e8e03e 100644
--- a/net/nsh/nsh.c
+++ b/net/nsh/nsh.c
@@ -77,13 +77,12 @@ static struct sk_buff *nsh_gso_segment(struct sk_buff *skb,
netdev_features_t features)
{
struct sk_buff *segs = ERR_PTR(-EINVAL);
+ u16 mac_offset = skb->mac_header;
unsigned int nsh_len, mac_len;
__be16 proto;
- int nhoff;

skb_reset_network_header(skb);

- nhoff = skb->network_header - skb->mac_header;
mac_len = skb->mac_len;

if (unlikely(!pskb_may_pull(skb, NSH_BASE_HDR_LEN)))
@@ -108,15 +107,14 @@ static struct sk_buff *nsh_gso_segment(struct sk_buff *skb,
segs = skb_mac_gso_segment(skb, features);
if (IS_ERR_OR_NULL(segs)) {
skb_gso_error_unwind(skb, htons(ETH_P_NSH), nsh_len,
- skb->network_header - nhoff,
- mac_len);
+ mac_offset, mac_len);
goto out;
}

for (skb = segs; skb; skb = skb->next) {
skb->protocol = htons(ETH_P_NSH);
__skb_push(skb, nsh_len);
- skb_set_mac_header(skb, -nhoff);
+ skb->mac_header = mac_offset;
skb->network_header = skb->mac_header + mac_len;
skb->mac_len = mac_len;
}
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 109a848aca15..7a940f2f3067 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1876,10 +1876,8 @@ static void packet_parse_headers(struct sk_buff *skb, struct socket *sock)
/* Move network header to the right position for VLAN tagged packets */
if (likely(skb->dev->type == ARPHRD_ETHER) &&
eth_type_vlan(skb->protocol) &&
- __vlan_get_protocol(skb, skb->protocol, &depth) != 0) {
- if (pskb_may_pull(skb, depth))
- skb_set_network_header(skb, depth);
- }
+ vlan_get_protocol_and_depth(skb, skb->protocol, &depth) != 0)
+ skb_set_network_header(skb, depth);

skb_probe_transport_header(skb);
}
diff --git a/net/socket.c b/net/socket.c
index 02feaf5bd84a..9dd4c7ce8343 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2723,7 +2723,7 @@ static int do_recvmmsg(int fd, struct mmsghdr __user *mmsg,
* error to return on the next call or if the
* app asks about it using getsockopt(SO_ERROR).
*/
- sock->sk->sk_err = -err;
+ WRITE_ONCE(sock->sk->sk_err, -err);
}
out_put:
fput_light(sock->file, fput_needed);
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index f33e90bd0683..01fd049da104 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -531,7 +531,7 @@ static void unix_release_sock(struct sock *sk, int embrion)
/* Clear state */
unix_state_lock(sk);
sock_orphan(sk);
- sk->sk_shutdown = SHUTDOWN_MASK;
+ WRITE_ONCE(sk->sk_shutdown, SHUTDOWN_MASK);
path = u->path;
u->path.dentry = NULL;
u->path.mnt = NULL;
@@ -549,7 +549,7 @@ static void unix_release_sock(struct sock *sk, int embrion)
if (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) {
unix_state_lock(skpair);
/* No more writes */
- skpair->sk_shutdown = SHUTDOWN_MASK;
+ WRITE_ONCE(skpair->sk_shutdown, SHUTDOWN_MASK);
if (!skb_queue_empty(&sk->sk_receive_queue) || embrion)
skpair->sk_err = ECONNRESET;
unix_state_unlock(skpair);
@@ -1227,7 +1227,7 @@ static long unix_wait_for_peer(struct sock *other, long timeo)

sched = !sock_flag(other, SOCK_DEAD) &&
!(other->sk_shutdown & RCV_SHUTDOWN) &&
- unix_recvq_full(other);
+ unix_recvq_full_lockless(other);

unix_state_unlock(other);

@@ -2546,7 +2546,7 @@ static int unix_shutdown(struct socket *sock, int mode)
++mode;

unix_state_lock(sk);
- sk->sk_shutdown |= mode;
+ WRITE_ONCE(sk->sk_shutdown, sk->sk_shutdown | mode);
other = unix_peer(sk);
if (other)
sock_hold(other);
@@ -2563,7 +2563,7 @@ static int unix_shutdown(struct socket *sock, int mode)
if (mode&SEND_SHUTDOWN)
peer_mode |= RCV_SHUTDOWN;
unix_state_lock(other);
- other->sk_shutdown |= peer_mode;
+ WRITE_ONCE(other->sk_shutdown, other->sk_shutdown | peer_mode);
unix_state_unlock(other);
other->sk_state_change(other);
if (peer_mode == SHUTDOWN_MASK)
@@ -2682,16 +2682,18 @@ static __poll_t unix_poll(struct file *file, struct socket *sock, poll_table *wa
{
struct sock *sk = sock->sk;
__poll_t mask;
+ u8 shutdown;

sock_poll_wait(file, sock, wait);
mask = 0;
+ shutdown = READ_ONCE(sk->sk_shutdown);

/* exceptional events? */
if (sk->sk_err)
mask |= EPOLLERR;
- if (sk->sk_shutdown == SHUTDOWN_MASK)
+ if (shutdown == SHUTDOWN_MASK)
mask |= EPOLLHUP;
- if (sk->sk_shutdown & RCV_SHUTDOWN)
+ if (shutdown & RCV_SHUTDOWN)
mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM;

/* readable? */
@@ -2719,18 +2721,20 @@ static __poll_t unix_dgram_poll(struct file *file, struct socket *sock,
struct sock *sk = sock->sk, *other;
unsigned int writable;
__poll_t mask;
+ u8 shutdown;

sock_poll_wait(file, sock, wait);
mask = 0;
+ shutdown = READ_ONCE(sk->sk_shutdown);

/* exceptional events? */
if (sk->sk_err || !skb_queue_empty_lockless(&sk->sk_error_queue))
mask |= EPOLLERR |
(sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? EPOLLPRI : 0);

- if (sk->sk_shutdown & RCV_SHUTDOWN)
+ if (shutdown & RCV_SHUTDOWN)
mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM;
- if (sk->sk_shutdown == SHUTDOWN_MASK)
+ if (shutdown == SHUTDOWN_MASK)
mask |= EPOLLHUP;

/* readable? */
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 28f6188458c4..4cd65a1a07f9 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1232,7 +1232,7 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
vsock_transport_cancel_pkt(vsk);
vsock_remove_connected(vsk);
goto out_wait;
- } else if (timeout == 0) {
+ } else if ((sk->sk_state != TCP_ESTABLISHED) && (timeout == 0)) {
err = -ETIMEDOUT;
sk->sk_state = TCP_CLOSE;
sock->state = SS_UNCONNECTED;
diff --git a/samples/bpf/hbm.c b/samples/bpf/hbm.c
index e0fbab9bec83..6d6d4e4ea843 100644
--- a/samples/bpf/hbm.c
+++ b/samples/bpf/hbm.c
@@ -307,6 +307,7 @@ static int run_bpf_prog(char *prog, int cg_id)
fout = fopen(fname, "w");
fprintf(fout, "id:%d\n", cg_id);
fprintf(fout, "ERROR: Could not lookup queue_stats\n");
+ fclose(fout);
} else if (stats_flag && qstats.lastPacketTime >
qstats.firstPacketTime) {
long long delta_us = (qstats.lastPacketTime -
diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c
index cce12e1971d8..ec692af8ce9e 100644
--- a/scripts/recordmcount.c
+++ b/scripts/recordmcount.c
@@ -102,6 +102,7 @@ static ssize_t uwrite(void const *const buf, size_t const count)
{
size_t cnt = count;
off_t idx = 0;
+ void *p = NULL;

file_updated = 1;

@@ -109,7 +110,10 @@ static ssize_t uwrite(void const *const buf, size_t const count)
off_t aoffset = (file_ptr + count) - file_end;

if (aoffset > file_append_size) {
- file_append = realloc(file_append, aoffset);
+ p = realloc(file_append, aoffset);
+ if (!p)
+ free(file_append);
+ file_append = p;
file_append_size = aoffset;
}
if (!file_append) {
diff --git a/sound/firewire/digi00x/digi00x-stream.c b/sound/firewire/digi00x/digi00x-stream.c
index d6a92460060f..1a841c858e06 100644
--- a/sound/firewire/digi00x/digi00x-stream.c
+++ b/sound/firewire/digi00x/digi00x-stream.c
@@ -259,8 +259,10 @@ int snd_dg00x_stream_init_duplex(struct snd_dg00x *dg00x)
return err;

err = init_stream(dg00x, &dg00x->tx_stream);
- if (err < 0)
+ if (err < 0) {
destroy_stream(dg00x, &dg00x->rx_stream);
+ return err;
+ }

err = amdtp_domain_init(&dg00x->domain);
if (err < 0) {
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index e92fcb150e57..77c0abd252eb 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -1147,8 +1147,8 @@ static bool path_has_mixer(struct hda_codec *codec, int path_idx, int ctl_type)
return path && path->ctls[ctl_type];
}

-static const char * const channel_name[4] = {
- "Front", "Surround", "CLFE", "Side"
+static const char * const channel_name[] = {
+ "Front", "Surround", "CLFE", "Side", "Back",
};

/* give some appropriate ctl name prefix for the given line out channel */
@@ -1174,7 +1174,7 @@ static const char *get_line_out_pfx(struct hda_codec *codec, int ch,

/* multi-io channels */
if (ch >= cfg->line_outs)
- return channel_name[ch];
+ goto fixed_name;

switch (cfg->line_out_type) {
case AUTO_PIN_SPEAKER_OUT:
@@ -1226,6 +1226,7 @@ static const char *get_line_out_pfx(struct hda_codec *codec, int ch,
if (cfg->line_outs == 1 && !spec->multi_ios)
return "Line Out";

+ fixed_name:
if (ch >= ARRAY_SIZE(channel_name)) {
snd_BUG();
return "PCM";
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index f9582053878d..40f50571ad63 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -1182,6 +1182,7 @@ static const struct snd_pci_quirk ca0132_quirks[] = {
SND_PCI_QUIRK(0x1458, 0xA026, "Gigabyte G1.Sniper Z97", QUIRK_R3DI),
SND_PCI_QUIRK(0x1458, 0xA036, "Gigabyte GA-Z170X-Gaming 7", QUIRK_R3DI),
SND_PCI_QUIRK(0x3842, 0x1038, "EVGA X99 Classified", QUIRK_R3DI),
+ SND_PCI_QUIRK(0x3842, 0x104b, "EVGA X299 Dark", QUIRK_R3DI),
SND_PCI_QUIRK(0x3842, 0x1055, "EVGA Z390 DARK", QUIRK_R3DI),
SND_PCI_QUIRK(0x1102, 0x0013, "Recon3D", QUIRK_R3D),
SND_PCI_QUIRK(0x1102, 0x0018, "Recon3D", QUIRK_R3D),
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 58e9a0171fe1..c72abdaac96e 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -4197,6 +4197,11 @@ HDA_CODEC_ENTRY(0x10de009d, "GPU 9d HDMI/DP", patch_nvhdmi),
HDA_CODEC_ENTRY(0x10de009e, "GPU 9e HDMI/DP", patch_nvhdmi),
HDA_CODEC_ENTRY(0x10de009f, "GPU 9f HDMI/DP", patch_nvhdmi),
HDA_CODEC_ENTRY(0x10de00a0, "GPU a0 HDMI/DP", patch_nvhdmi),
+HDA_CODEC_ENTRY(0x10de00a3, "GPU a3 HDMI/DP", patch_nvhdmi),
+HDA_CODEC_ENTRY(0x10de00a4, "GPU a4 HDMI/DP", patch_nvhdmi),
+HDA_CODEC_ENTRY(0x10de00a5, "GPU a5 HDMI/DP", patch_nvhdmi),
+HDA_CODEC_ENTRY(0x10de00a6, "GPU a6 HDMI/DP", patch_nvhdmi),
+HDA_CODEC_ENTRY(0x10de00a7, "GPU a7 HDMI/DP", patch_nvhdmi),
HDA_CODEC_ENTRY(0x10de8001, "MCP73 HDMI", patch_nvhdmi_2ch),
HDA_CODEC_ENTRY(0x10de8067, "MCP67/68 HDMI", patch_nvhdmi_2ch),
HDA_CODEC_ENTRY(0x11069f80, "VX900 HDMI/DP", patch_via_hdmi),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b6b1440cc04a..31f5ff74bb1c 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -8273,6 +8273,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1b13, "Asus U41SV", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1043, 0x1bbd, "ASUS Z550MA", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1043, 0x1c23, "Asus X55U", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
+ SND_PCI_QUIRK(0x1043, 0x1c62, "ASUS GU603", ALC289_FIXUP_ASUS_GA401),
SND_PCI_QUIRK(0x1043, 0x1c92, "ASUS ROG Strix G15", ALC285_FIXUP_ASUS_G533Z_PINS),
SND_PCI_QUIRK(0x1043, 0x1ccd, "ASUS X555UB", ALC256_FIXUP_ASUS_MIC),
SND_PCI_QUIRK(0x1043, 0x1d42, "ASUS Zephyrus G14 2022", ALC289_FIXUP_ASUS_GA401),
@@ -10342,6 +10343,7 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800),
SND_PCI_QUIRK(0x103c, 0x870c, "HP", ALC897_FIXUP_HP_HSMIC_VERB),
SND_PCI_QUIRK(0x103c, 0x8719, "HP", ALC897_FIXUP_HP_HSMIC_VERB),
+ SND_PCI_QUIRK(0x103c, 0x872b, "HP", ALC897_FIXUP_HP_HSMIC_VERB),
SND_PCI_QUIRK(0x103c, 0x873e, "HP", ALC671_FIXUP_HP_HEADSET_MIC2),
SND_PCI_QUIRK(0x103c, 0x877e, "HP 288 Pro G6", ALC671_FIXUP_HP_HEADSET_MIC2),
SND_PCI_QUIRK(0x103c, 0x885f, "HP 288 Pro G8", ALC671_FIXUP_HP_HEADSET_MIC2),
@@ -10368,6 +10370,8 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x32cb, "Lenovo ThinkCentre M70", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32cf, "Lenovo ThinkCentre M950", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32f7, "Lenovo ThinkCentre M90", ALC897_FIXUP_HEADSET_MIC_PIN),
+ SND_PCI_QUIRK(0x17aa, 0x3321, "Lenovo ThinkCentre M70 Gen4", ALC897_FIXUP_HEADSET_MIC_PIN),
+ SND_PCI_QUIRK(0x17aa, 0x331b, "Lenovo ThinkCentre M90 Gen4", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x3742, "Lenovo TianYi510Pro-14IOB", ALC897_FIXUP_HEADSET_MIC_PIN2),
SND_PCI_QUIRK(0x17aa, 0x38af, "Lenovo Ideapad Y550P", ALC662_FIXUP_IDEAPAD),
SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Ideapad Y550", ALC662_FIXUP_IDEAPAD),
diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
index b33746d58633..6285ee8f829e 100644
--- a/sound/soc/fsl/fsl_micfil.c
+++ b/sound/soc/fsl/fsl_micfil.c
@@ -740,18 +740,23 @@ static int fsl_micfil_probe(struct platform_device *pdev)

pm_runtime_enable(&pdev->dev);

+ /*
+ * Register platform component before registering cpu dai for there
+ * is not defer probe for platform component in snd_soc_add_pcm_runtime().
+ */
+ ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to pcm register\n");
+ return ret;
+ }
+
ret = devm_snd_soc_register_component(&pdev->dev, &fsl_micfil_component,
&fsl_micfil_dai, 1);
if (ret) {
dev_err(&pdev->dev, "failed to register component %s\n",
fsl_micfil_component.name);
- return ret;
}

- ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
- if (ret)
- dev_err(&pdev->dev, "failed to pcm register\n");
-
return ret;
}

diff --git a/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c b/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
index 44806a6dae11..7a76d6300374 100644
--- a/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
+++ b/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
@@ -66,8 +66,8 @@ static int max_freq_mode;
*/
static unsigned long max_frequency;

-static unsigned long long tsc_at_measure_start;
-static unsigned long long tsc_at_measure_end;
+static unsigned long long *tsc_at_measure_start;
+static unsigned long long *tsc_at_measure_end;
static unsigned long long *mperf_previous_count;
static unsigned long long *aperf_previous_count;
static unsigned long long *mperf_current_count;
@@ -130,7 +130,7 @@ static int mperf_get_count_percent(unsigned int id, double *percent,
aperf_diff = aperf_current_count[cpu] - aperf_previous_count[cpu];

if (max_freq_mode == MAX_FREQ_TSC_REF) {
- tsc_diff = tsc_at_measure_end - tsc_at_measure_start;
+ tsc_diff = tsc_at_measure_end[cpu] - tsc_at_measure_start[cpu];
*percent = 100.0 * mperf_diff / tsc_diff;
dprint("%s: TSC Ref - mperf_diff: %llu, tsc_diff: %llu\n",
mperf_cstates[id].name, mperf_diff, tsc_diff);
@@ -167,7 +167,7 @@ static int mperf_get_count_freq(unsigned int id, unsigned long long *count,

if (max_freq_mode == MAX_FREQ_TSC_REF) {
/* Calculate max_freq from TSC count */
- tsc_diff = tsc_at_measure_end - tsc_at_measure_start;
+ tsc_diff = tsc_at_measure_end[cpu] - tsc_at_measure_start[cpu];
time_diff = timespec_diff_us(time_start, time_end);
max_frequency = tsc_diff / time_diff;
}
@@ -186,33 +186,27 @@ static int mperf_get_count_freq(unsigned int id, unsigned long long *count,
static int mperf_start(void)
{
int cpu;
- unsigned long long dbg;

clock_gettime(CLOCK_REALTIME, &time_start);
- mperf_get_tsc(&tsc_at_measure_start);

- for (cpu = 0; cpu < cpu_count; cpu++)
+ for (cpu = 0; cpu < cpu_count; cpu++) {
+ mperf_get_tsc(&tsc_at_measure_start[cpu]);
mperf_init_stats(cpu);
+ }

- mperf_get_tsc(&dbg);
- dprint("TSC diff: %llu\n", dbg - tsc_at_measure_start);
return 0;
}

static int mperf_stop(void)
{
- unsigned long long dbg;
int cpu;

- for (cpu = 0; cpu < cpu_count; cpu++)
+ for (cpu = 0; cpu < cpu_count; cpu++) {
mperf_measure_stats(cpu);
+ mperf_get_tsc(&tsc_at_measure_end[cpu]);
+ }

- mperf_get_tsc(&tsc_at_measure_end);
clock_gettime(CLOCK_REALTIME, &time_end);
-
- mperf_get_tsc(&dbg);
- dprint("TSC diff: %llu\n", dbg - tsc_at_measure_end);
-
return 0;
}

@@ -311,7 +305,8 @@ struct cpuidle_monitor *mperf_register(void)
aperf_previous_count = calloc(cpu_count, sizeof(unsigned long long));
mperf_current_count = calloc(cpu_count, sizeof(unsigned long long));
aperf_current_count = calloc(cpu_count, sizeof(unsigned long long));
-
+ tsc_at_measure_start = calloc(cpu_count, sizeof(unsigned long long));
+ tsc_at_measure_end = calloc(cpu_count, sizeof(unsigned long long));
mperf_monitor.name_len = strlen(mperf_monitor.name);
return &mperf_monitor;
}
@@ -322,6 +317,8 @@ void mperf_unregister(void)
free(aperf_previous_count);
free(mperf_current_count);
free(aperf_current_count);
+ free(tsc_at_measure_start);
+ free(tsc_at_measure_end);
free(is_valid);
}

diff --git a/tools/testing/selftests/memfd/fuse_test.c b/tools/testing/selftests/memfd/fuse_test.c
index b018e835737d..cda63164d9d3 100644
--- a/tools/testing/selftests/memfd/fuse_test.c
+++ b/tools/testing/selftests/memfd/fuse_test.c
@@ -22,6 +22,7 @@
#include <linux/falloc.h>
#include <linux/fcntl.h>
#include <linux/memfd.h>
+#include <linux/types.h>
#include <sched.h>
#include <stdio.h>
#include <stdlib.h>
diff --git a/tools/testing/selftests/net/fib_tests.sh b/tools/testing/selftests/net/fib_tests.sh
index 24d67fa66d03..782db6ccef32 100755
--- a/tools/testing/selftests/net/fib_tests.sh
+++ b/tools/testing/selftests/net/fib_tests.sh
@@ -68,7 +68,7 @@ setup()
cleanup()
{
$IP link del dev dummy0 &> /dev/null
- ip netns del ns1
+ ip netns del ns1 &> /dev/null
ip netns del ns2 &> /dev/null
}