From ae2ba49539cde98d2b5f665b314b9abd646c2228 Mon Sep 17 00:00:00 2001 From: Mike Pagano Date: Fri, 25 Nov 2022 12:03:12 -0500 Subject: Linux patch 4.14.300 Signed-off-by: Mike Pagano --- 0000_README | 4 + 1299_linux-4.14.300.patch | 1925 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 1929 insertions(+) create mode 100644 1299_linux-4.14.300.patch diff --git a/0000_README b/0000_README index 416000e8..ba26d9c3 100644 --- a/0000_README +++ b/0000_README @@ -1243,6 +1243,10 @@ Patch: 1298_linux-4.14.299.patch From: https://www.kernel.org Desc: Linux 4.14.299 +Patch: 1299_linux-4.14.300.patch +From: https://www.kernel.org +Desc: Linux 4.14.300 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1299_linux-4.14.300.patch b/1299_linux-4.14.300.patch new file mode 100644 index 00000000..5de1c9dd --- /dev/null +++ b/1299_linux-4.14.300.patch @@ -0,0 +1,1925 @@ +diff --git a/Makefile b/Makefile +index e3c5ad9500a18..d617c7488e4b6 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 4 + PATCHLEVEL = 14 +-SUBLEVEL = 299 ++SUBLEVEL = 300 + EXTRAVERSION = + NAME = Petit Gorille + +diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c +index 82cd07592519d..e03f42ecc602a 100644 +--- a/arch/arm64/kernel/efi.c ++++ b/arch/arm64/kernel/efi.c +@@ -16,6 +16,14 @@ + + #include + ++static bool region_is_misaligned(const efi_memory_desc_t *md) ++{ ++ if (PAGE_SIZE == EFI_PAGE_SIZE) ++ return false; ++ return !PAGE_ALIGNED(md->phys_addr) || ++ !PAGE_ALIGNED(md->num_pages << EFI_PAGE_SHIFT); ++} ++ + /* + * Only regions of type EFI_RUNTIME_SERVICES_CODE need to be + * executable, everything else can be mapped with the XN bits +@@ -29,14 +37,22 @@ static __init pteval_t create_mapping_protection(efi_memory_desc_t *md) + if (type == EFI_MEMORY_MAPPED_IO) + return PROT_DEVICE_nGnRE; + +- if (WARN_ONCE(!PAGE_ALIGNED(md->phys_addr), +- "UEFI Runtime regions are not aligned to 64 KB -- buggy firmware?")) ++ if (region_is_misaligned(md)) { ++ static bool __initdata code_is_misaligned; ++ + /* +- * If the region is not aligned to the page size of the OS, we +- * can not use strict permissions, since that would also affect +- * the mapping attributes of the adjacent regions. ++ * Regions that are not aligned to the OS page size cannot be ++ * mapped with strict permissions, as those might interfere ++ * with the permissions that are needed by the adjacent ++ * region's mapping. However, if we haven't encountered any ++ * misaligned runtime code regions so far, we can safely use ++ * non-executable permissions for non-code regions. + */ +- return pgprot_val(PAGE_KERNEL_EXEC); ++ code_is_misaligned |= (type == EFI_RUNTIME_SERVICES_CODE); ++ ++ return code_is_misaligned ? pgprot_val(PAGE_KERNEL_EXEC) ++ : pgprot_val(PAGE_KERNEL); ++ } + + /* R-- */ + if ((attr & (EFI_MEMORY_XP | EFI_MEMORY_RO)) == +@@ -64,19 +80,16 @@ int __init efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md) + bool page_mappings_only = (md->type == EFI_RUNTIME_SERVICES_CODE || + md->type == EFI_RUNTIME_SERVICES_DATA); + +- if (!PAGE_ALIGNED(md->phys_addr) || +- !PAGE_ALIGNED(md->num_pages << EFI_PAGE_SHIFT)) { +- /* +- * If the end address of this region is not aligned to page +- * size, the mapping is rounded up, and may end up sharing a +- * page frame with the next UEFI memory region. If we create +- * a block entry now, we may need to split it again when mapping +- * the next region, and support for that is going to be removed +- * from the MMU routines. So avoid block mappings altogether in +- * that case. +- */ ++ /* ++ * If this region is not aligned to the page size used by the OS, the ++ * mapping will be rounded outwards, and may end up sharing a page ++ * frame with an adjacent runtime memory region. Given that the page ++ * table descriptor covering the shared page will be rewritten when the ++ * adjacent region gets mapped, we must avoid block mappings here so we ++ * don't have to worry about splitting them when that happens. ++ */ ++ if (region_is_misaligned(md)) + page_mappings_only = true; +- } + + create_pgd_mapping(mm, md->phys_addr, md->virt_addr, + md->num_pages << EFI_PAGE_SHIFT, +@@ -104,6 +117,9 @@ int __init efi_set_mapping_permissions(struct mm_struct *mm, + BUG_ON(md->type != EFI_RUNTIME_SERVICES_CODE && + md->type != EFI_RUNTIME_SERVICES_DATA); + ++ if (region_is_misaligned(md)) ++ return 0; ++ + /* + * Calling apply_to_page_range() is only safe on regions that are + * guaranteed to be mapped down to pages. Since we are only called +diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h +index 92c6054f0a00e..d7a344e0a8519 100644 +--- a/arch/x86/include/asm/msr-index.h ++++ b/arch/x86/include/asm/msr-index.h +@@ -399,6 +399,11 @@ + #define MSR_AMD64_OSVW_STATUS 0xc0010141 + #define MSR_AMD64_LS_CFG 0xc0011020 + #define MSR_AMD64_DC_CFG 0xc0011022 ++ ++#define MSR_AMD64_DE_CFG 0xc0011029 ++#define MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT 1 ++#define MSR_AMD64_DE_CFG_LFENCE_SERIALIZE BIT_ULL(MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT) ++ + #define MSR_AMD64_BU_CFG2 0xc001102a + #define MSR_AMD64_IBSFETCHCTL 0xc0011030 + #define MSR_AMD64_IBSFETCHLINAD 0xc0011031 +@@ -450,9 +455,6 @@ + #define FAM10H_MMIO_CONF_BASE_MASK 0xfffffffULL + #define FAM10H_MMIO_CONF_BASE_SHIFT 20 + #define MSR_FAM10H_NODE_ID 0xc001100c +-#define MSR_F10H_DECFG 0xc0011029 +-#define MSR_F10H_DECFG_LFENCE_SERIALIZE_BIT 1 +-#define MSR_F10H_DECFG_LFENCE_SERIALIZE BIT_ULL(MSR_F10H_DECFG_LFENCE_SERIALIZE_BIT) + + /* K8 MSRs */ + #define MSR_K8_TOP_MEM1 0xc001001a +diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c +index 0ccd74d37aad7..ee5d0f943ec8c 100644 +--- a/arch/x86/kernel/cpu/amd.c ++++ b/arch/x86/kernel/cpu/amd.c +@@ -761,8 +761,6 @@ static void init_amd_gh(struct cpuinfo_x86 *c) + set_cpu_bug(c, X86_BUG_AMD_TLB_MMATCH); + } + +-#define MSR_AMD64_DE_CFG 0xC0011029 +- + static void init_amd_ln(struct cpuinfo_x86 *c) + { + /* +@@ -934,16 +932,16 @@ static void init_amd(struct cpuinfo_x86 *c) + * msr_set_bit() uses the safe accessors, too, even if the MSR + * is not present. + */ +- msr_set_bit(MSR_F10H_DECFG, +- MSR_F10H_DECFG_LFENCE_SERIALIZE_BIT); ++ msr_set_bit(MSR_AMD64_DE_CFG, ++ MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT); + + /* + * Verify that the MSR write was successful (could be running + * under a hypervisor) and only then assume that LFENCE is + * serializing. + */ +- ret = rdmsrl_safe(MSR_F10H_DECFG, &val); +- if (!ret && (val & MSR_F10H_DECFG_LFENCE_SERIALIZE)) { ++ ret = rdmsrl_safe(MSR_AMD64_DE_CFG, &val); ++ if (!ret && (val & MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT)) { + /* A serializing LFENCE stops RDTSC speculation */ + set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); + } else { +diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c +index 7d86708962039..e52fc07e3aa00 100644 +--- a/arch/x86/kvm/svm.c ++++ b/arch/x86/kvm/svm.c +@@ -3645,9 +3645,9 @@ static int svm_get_msr_feature(struct kvm_msr_entry *msr) + msr->data = 0; + + switch (msr->index) { +- case MSR_F10H_DECFG: +- if (boot_cpu_has(X86_FEATURE_LFENCE_RDTSC)) +- msr->data |= MSR_F10H_DECFG_LFENCE_SERIALIZE; ++ case MSR_AMD64_DE_CFG: ++ if (cpu_feature_enabled(X86_FEATURE_LFENCE_RDTSC)) ++ msr->data |= MSR_AMD64_DE_CFG_LFENCE_SERIALIZE; + break; + default: + return 1; +@@ -3756,7 +3756,7 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) + msr_info->data = 0x1E; + } + break; +- case MSR_F10H_DECFG: ++ case MSR_AMD64_DE_CFG: + msr_info->data = svm->msr_decfg; + break; + default: +@@ -3948,7 +3948,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) + case MSR_VM_IGNNE: + vcpu_unimpl(vcpu, "unimplemented wrmsr: 0x%x data 0x%llx\n", ecx, data); + break; +- case MSR_F10H_DECFG: { ++ case MSR_AMD64_DE_CFG: { + struct kvm_msr_entry msr_entry; + + msr_entry.index = msr->index; +diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c +index acdb08136464b..4729492b84487 100644 +--- a/arch/x86/kvm/x86.c ++++ b/arch/x86/kvm/x86.c +@@ -1063,7 +1063,7 @@ static unsigned num_emulated_msrs; + * can be used by a hypervisor to validate requested CPU features. + */ + static u32 msr_based_features[] = { +- MSR_F10H_DECFG, ++ MSR_AMD64_DE_CFG, + MSR_IA32_UCODE_REV, + MSR_IA32_ARCH_CAPABILITIES, + }; +diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c +index 7948249482637..dea9d6246e008 100644 +--- a/arch/x86/power/cpu.c ++++ b/arch/x86/power/cpu.c +@@ -533,6 +533,7 @@ static void pm_save_spec_msr(void) + MSR_TSX_FORCE_ABORT, + MSR_IA32_MCU_OPT_CTRL, + MSR_AMD64_LS_CFG, ++ MSR_AMD64_DE_CFG, + }; + + msr_build_context(spec_msr_id, ARRAY_SIZE(spec_msr_id)); +diff --git a/block/sed-opal.c b/block/sed-opal.c +index c64011cda9fcc..ae902077cd9d7 100644 +--- a/block/sed-opal.c ++++ b/block/sed-opal.c +@@ -94,8 +94,8 @@ struct opal_dev { + u64 lowest_lba; + + size_t pos; +- u8 cmd[IO_BUFFER_LENGTH]; +- u8 resp[IO_BUFFER_LENGTH]; ++ u8 *cmd; ++ u8 *resp; + + struct parsed_resp parsed; + size_t prev_d_len; +@@ -2011,6 +2011,8 @@ void free_opal_dev(struct opal_dev *dev) + if (!dev) + return; + clean_opal_dev(dev); ++ kfree(dev->resp); ++ kfree(dev->cmd); + kfree(dev); + } + EXPORT_SYMBOL(free_opal_dev); +@@ -2023,16 +2025,38 @@ struct opal_dev *init_opal_dev(void *data, sec_send_recv *send_recv) + if (!dev) + return NULL; + ++ /* ++ * Presumably DMA-able buffers must be cache-aligned. Kmalloc makes ++ * sure the allocated buffer is DMA-safe in that regard. ++ */ ++ dev->cmd = kmalloc(IO_BUFFER_LENGTH, GFP_KERNEL); ++ if (!dev->cmd) ++ goto err_free_dev; ++ ++ dev->resp = kmalloc(IO_BUFFER_LENGTH, GFP_KERNEL); ++ if (!dev->resp) ++ goto err_free_cmd; ++ + INIT_LIST_HEAD(&dev->unlk_lst); + mutex_init(&dev->dev_lock); + dev->data = data; + dev->send_recv = send_recv; + if (check_opal_support(dev) != 0) { + pr_debug("Opal is not supported on this device\n"); +- kfree(dev); +- return NULL; ++ goto err_free_resp; + } + return dev; ++ ++err_free_resp: ++ kfree(dev->resp); ++ ++err_free_cmd: ++ kfree(dev->cmd); ++ ++err_free_dev: ++ kfree(dev); ++ ++ return NULL; + } + EXPORT_SYMBOL(init_opal_dev); + +diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c +index 1e02cb60b65b6..872e70f5b4d67 100644 +--- a/drivers/block/drbd/drbd_main.c ++++ b/drivers/block/drbd/drbd_main.c +@@ -2804,7 +2804,7 @@ static int init_submitter(struct drbd_device *device) + enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsigned int minor) + { + struct drbd_resource *resource = adm_ctx->resource; +- struct drbd_connection *connection; ++ struct drbd_connection *connection, *n; + struct drbd_device *device; + struct drbd_peer_device *peer_device, *tmp_peer_device; + struct gendisk *disk; +@@ -2933,7 +2933,7 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig + out_idr_remove_vol: + idr_remove(&connection->peer_devices, vnr); + out_idr_remove_from_resource: +- for_each_connection(connection, resource) { ++ for_each_connection_safe(connection, n, resource) { + peer_device = idr_remove(&connection->peer_devices, vnr); + if (peer_device) + kref_put(&connection->kref, drbd_destroy_connection); +diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c +index cf3225a229890..fd8b67607c1cf 100644 +--- a/drivers/dma/at_hdmac.c ++++ b/drivers/dma/at_hdmac.c +@@ -252,6 +252,8 @@ static void atc_dostart(struct at_dma_chan *atchan, struct at_desc *first) + ATC_SPIP_BOUNDARY(first->boundary)); + channel_writel(atchan, DPIP, ATC_DPIP_HOLE(first->dst_hole) | + ATC_DPIP_BOUNDARY(first->boundary)); ++ /* Don't allow CPU to reorder channel enable. */ ++ wmb(); + dma_writel(atdma, CHER, atchan->mask); + + vdbg_dump_regs(atchan); +@@ -312,7 +314,8 @@ static int atc_get_bytes_left(struct dma_chan *chan, dma_cookie_t cookie) + struct at_desc *desc_first = atc_first_active(atchan); + struct at_desc *desc; + int ret; +- u32 ctrla, dscr, trials; ++ u32 ctrla, dscr; ++ unsigned int i; + + /* + * If the cookie doesn't match to the currently running transfer then +@@ -382,7 +385,7 @@ static int atc_get_bytes_left(struct dma_chan *chan, dma_cookie_t cookie) + dscr = channel_readl(atchan, DSCR); + rmb(); /* ensure DSCR is read before CTRLA */ + ctrla = channel_readl(atchan, CTRLA); +- for (trials = 0; trials < ATC_MAX_DSCR_TRIALS; ++trials) { ++ for (i = 0; i < ATC_MAX_DSCR_TRIALS; ++i) { + u32 new_dscr; + + rmb(); /* ensure DSCR is read after CTRLA */ +@@ -408,7 +411,7 @@ static int atc_get_bytes_left(struct dma_chan *chan, dma_cookie_t cookie) + rmb(); /* ensure DSCR is read before CTRLA */ + ctrla = channel_readl(atchan, CTRLA); + } +- if (unlikely(trials >= ATC_MAX_DSCR_TRIALS)) ++ if (unlikely(i == ATC_MAX_DSCR_TRIALS)) + return -ETIMEDOUT; + + /* for the first descriptor we can be more accurate */ +@@ -556,10 +559,6 @@ static void atc_handle_error(struct at_dma_chan *atchan) + bad_desc = atc_first_active(atchan); + list_del_init(&bad_desc->desc_node); + +- /* As we are stopped, take advantage to push queued descriptors +- * in active_list */ +- list_splice_init(&atchan->queue, atchan->active_list.prev); +- + /* Try to restart the controller */ + if (!list_empty(&atchan->active_list)) + atc_dostart(atchan, atc_first_active(atchan)); +@@ -680,19 +679,11 @@ static dma_cookie_t atc_tx_submit(struct dma_async_tx_descriptor *tx) + spin_lock_irqsave(&atchan->lock, flags); + cookie = dma_cookie_assign(tx); + +- if (list_empty(&atchan->active_list)) { +- dev_vdbg(chan2dev(tx->chan), "tx_submit: started %u\n", +- desc->txd.cookie); +- atc_dostart(atchan, desc); +- list_add_tail(&desc->desc_node, &atchan->active_list); +- } else { +- dev_vdbg(chan2dev(tx->chan), "tx_submit: queued %u\n", +- desc->txd.cookie); +- list_add_tail(&desc->desc_node, &atchan->queue); +- } +- ++ list_add_tail(&desc->desc_node, &atchan->queue); + spin_unlock_irqrestore(&atchan->lock, flags); + ++ dev_vdbg(chan2dev(tx->chan), "tx_submit: queued %u\n", ++ desc->txd.cookie); + return cookie; + } + +@@ -1962,7 +1953,11 @@ static int __init at_dma_probe(struct platform_device *pdev) + dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask) ? "slave " : "", + plat_dat->nr_channels); + +- dma_async_device_register(&atdma->dma_common); ++ err = dma_async_device_register(&atdma->dma_common); ++ if (err) { ++ dev_err(&pdev->dev, "Unable to register: %d.\n", err); ++ goto err_dma_async_device_register; ++ } + + /* + * Do not return an error if the dmac node is not present in order to +@@ -1982,6 +1977,7 @@ static int __init at_dma_probe(struct platform_device *pdev) + + err_of_dma_controller_register: + dma_async_device_unregister(&atdma->dma_common); ++err_dma_async_device_register: + dma_pool_destroy(atdma->memset_pool); + err_memset_pool_create: + dma_pool_destroy(atdma->dma_desc_pool); +diff --git a/drivers/dma/at_hdmac_regs.h b/drivers/dma/at_hdmac_regs.h +index 7f58f06157f6a..f1fc4094d712a 100644 +--- a/drivers/dma/at_hdmac_regs.h ++++ b/drivers/dma/at_hdmac_regs.h +@@ -168,13 +168,13 @@ + /* LLI == Linked List Item; aka DMA buffer descriptor */ + struct at_lli { + /* values that are not changed by hardware */ +- dma_addr_t saddr; +- dma_addr_t daddr; ++ u32 saddr; ++ u32 daddr; + /* value that may get written back: */ +- u32 ctrla; ++ u32 ctrla; + /* more values that are not changed by hardware */ +- u32 ctrlb; +- dma_addr_t dscr; /* chain to next lli */ ++ u32 ctrlb; ++ u32 dscr; /* chain to next lli */ + }; + + /** +diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c +index 75eef589d0ecb..c26bae2950174 100644 +--- a/drivers/dma/mv_xor_v2.c ++++ b/drivers/dma/mv_xor_v2.c +@@ -901,6 +901,7 @@ static int mv_xor_v2_remove(struct platform_device *pdev) + tasklet_kill(&xor_dev->irq_tasklet); + + clk_disable_unprepare(xor_dev->clk); ++ clk_disable_unprepare(xor_dev->reg_clk); + + return 0; + } +diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c +index 6176e589cf09f..359516910b7c2 100644 +--- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c ++++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c +@@ -55,13 +55,13 @@ static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachme + goto err_unpin_pages; + } + +- ret = sg_alloc_table(st, obj->mm.pages->nents, GFP_KERNEL); ++ ret = sg_alloc_table(st, obj->mm.pages->orig_nents, GFP_KERNEL); + if (ret) + goto err_free; + + src = obj->mm.pages->sgl; + dst = st->sgl; +- for (i = 0; i < obj->mm.pages->nents; i++) { ++ for (i = 0; i < obj->mm.pages->orig_nents; i++) { + sg_set_page(dst, sg_page(src), src->length, 0); + dst = sg_next(dst); + src = sg_next(src); +diff --git a/drivers/gpu/drm/imx/imx-tve.c b/drivers/gpu/drm/imx/imx-tve.c +index c22c3e6e9b7ac..c4d67fc54c0b3 100644 +--- a/drivers/gpu/drm/imx/imx-tve.c ++++ b/drivers/gpu/drm/imx/imx-tve.c +@@ -243,8 +243,9 @@ static int imx_tve_connector_get_modes(struct drm_connector *connector) + return ret; + } + +-static int imx_tve_connector_mode_valid(struct drm_connector *connector, +- struct drm_display_mode *mode) ++static enum drm_mode_status ++imx_tve_connector_mode_valid(struct drm_connector *connector, ++ struct drm_display_mode *mode) + { + struct imx_tve *tve = con_to_tve(connector); + unsigned long rate; +diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c +index 028dc2819a368..ad9e1fdf9fc82 100644 +--- a/drivers/gpu/drm/vc4/vc4_drv.c ++++ b/drivers/gpu/drm/vc4/vc4_drv.c +@@ -364,7 +364,12 @@ static int __init vc4_drm_register(void) + if (ret) + return ret; + +- return platform_driver_register(&vc4_platform_driver); ++ ret = platform_driver_register(&vc4_platform_driver); ++ if (ret) ++ platform_unregister_drivers(component_drivers, ++ ARRAY_SIZE(component_drivers)); ++ ++ return ret; + } + + static void __exit vc4_drm_unregister(void) +diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c +index 220b3e5c9c39d..d8ebaa5d8b58c 100644 +--- a/drivers/hid/hid-hyperv.c ++++ b/drivers/hid/hid-hyperv.c +@@ -500,7 +500,7 @@ static int mousevsc_probe(struct hv_device *device, + + ret = hid_add_device(hid_dev); + if (ret) +- goto probe_err1; ++ goto probe_err2; + + + ret = hid_parse(hid_dev); +diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c +index 492f6c8ba735c..754a106ce3862 100644 +--- a/drivers/iio/adc/at91_adc.c ++++ b/drivers/iio/adc/at91_adc.c +@@ -618,8 +618,10 @@ static struct iio_trigger *at91_adc_allocate_trigger(struct iio_dev *idev, + trig->ops = &at91_adc_trigger_ops; + + ret = iio_trigger_register(trig); +- if (ret) ++ if (ret) { ++ iio_trigger_free(trig); + return NULL; ++ } + + return trig; + } +diff --git a/drivers/iio/pressure/ms5611_spi.c b/drivers/iio/pressure/ms5611_spi.c +index 932e05001e1a9..a582515ae2e6b 100644 +--- a/drivers/iio/pressure/ms5611_spi.c ++++ b/drivers/iio/pressure/ms5611_spi.c +@@ -95,7 +95,7 @@ static int ms5611_spi_probe(struct spi_device *spi) + spi_set_drvdata(spi, indio_dev); + + spi->mode = SPI_MODE_0; +- spi->max_speed_hz = 20000000; ++ spi->max_speed_hz = min(spi->max_speed_hz, 20000000U); + spi->bits_per_word = 8; + ret = spi_setup(spi); + if (ret < 0) +diff --git a/drivers/iio/trigger/iio-trig-sysfs.c b/drivers/iio/trigger/iio-trig-sysfs.c +index 0e9590e071d14..098d7505eb3f8 100644 +--- a/drivers/iio/trigger/iio-trig-sysfs.c ++++ b/drivers/iio/trigger/iio-trig-sysfs.c +@@ -212,9 +212,13 @@ static int iio_sysfs_trigger_remove(int id) + + static int __init iio_sysfs_trig_init(void) + { ++ int ret; + device_initialize(&iio_sysfs_trig_dev); + dev_set_name(&iio_sysfs_trig_dev, "iio_sysfs_trigger"); +- return device_add(&iio_sysfs_trig_dev); ++ ret = device_add(&iio_sysfs_trig_dev); ++ if (ret) ++ put_device(&iio_sysfs_trig_dev); ++ return ret; + } + module_init(iio_sysfs_trig_init); + +diff --git a/drivers/isdn/mISDN/core.c b/drivers/isdn/mISDN/core.c +index 5cd53b2c47c75..e542439f49506 100644 +--- a/drivers/isdn/mISDN/core.c ++++ b/drivers/isdn/mISDN/core.c +@@ -231,7 +231,7 @@ mISDN_register_device(struct mISDNdevice *dev, + + err = get_free_devid(); + if (err < 0) +- goto error1; ++ return err; + dev->id = err; + + device_initialize(&dev->dev); +diff --git a/drivers/isdn/mISDN/dsp_pipeline.c b/drivers/isdn/mISDN/dsp_pipeline.c +index e72b4e73cd615..796cae691560d 100644 +--- a/drivers/isdn/mISDN/dsp_pipeline.c ++++ b/drivers/isdn/mISDN/dsp_pipeline.c +@@ -97,6 +97,7 @@ int mISDN_dsp_element_register(struct mISDN_dsp_element *elem) + if (!entry) + return -ENOMEM; + ++ INIT_LIST_HEAD(&entry->list); + entry->elem = elem; + + entry->dev.class = elements_class; +@@ -131,7 +132,7 @@ err2: + device_unregister(&entry->dev); + return ret; + err1: +- kfree(entry); ++ put_device(&entry->dev); + return ret; + } + EXPORT_SYMBOL(mISDN_dsp_element_register); +diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c +index ddfea5324b588..fbce9fc8bda04 100644 +--- a/drivers/md/dm-ioctl.c ++++ b/drivers/md/dm-ioctl.c +@@ -573,7 +573,7 @@ static void list_version_get_needed(struct target_type *tt, void *needed_param) + size_t *needed = needed_param; + + *needed += sizeof(struct dm_target_versions); +- *needed += strlen(tt->name); ++ *needed += strlen(tt->name) + 1; + *needed += ALIGN_MASK; + } + +@@ -628,7 +628,7 @@ static int list_versions(struct file *filp, struct dm_ioctl *param, size_t param + iter_info.old_vers = NULL; + iter_info.vers = vers; + iter_info.flags = 0; +- iter_info.end = (char *)vers+len; ++ iter_info.end = (char *)vers + needed; + + /* + * Now loop through filling out the names & versions. +diff --git a/drivers/misc/vmw_vmci/vmci_queue_pair.c b/drivers/misc/vmw_vmci/vmci_queue_pair.c +index 8394f4d039346..e16d89c0c3e52 100644 +--- a/drivers/misc/vmw_vmci/vmci_queue_pair.c ++++ b/drivers/misc/vmw_vmci/vmci_queue_pair.c +@@ -952,6 +952,7 @@ static int qp_notify_peer_local(bool attach, struct vmci_handle handle) + u32 context_id = vmci_get_context_id(); + struct vmci_event_qp ev; + ++ memset(&ev, 0, sizeof(ev)); + ev.msg.hdr.dst = vmci_make_handle(context_id, VMCI_EVENT_HANDLER); + ev.msg.hdr.src = vmci_make_handle(VMCI_HYPERVISOR_CONTEXT_ID, + VMCI_CONTEXT_RESOURCE_ID); +@@ -1563,6 +1564,7 @@ static int qp_notify_peer(bool attach, + * kernel. + */ + ++ memset(&ev, 0, sizeof(ev)); + ev.msg.hdr.dst = vmci_make_handle(peer_id, VMCI_EVENT_HANDLER); + ev.msg.hdr.src = vmci_make_handle(VMCI_HYPERVISOR_CONTEXT_ID, + VMCI_CONTEXT_RESOURCE_ID); +diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c +index bf66df6f0efbc..c206ca1b1f910 100644 +--- a/drivers/mmc/core/core.c ++++ b/drivers/mmc/core/core.c +@@ -1463,7 +1463,13 @@ u32 mmc_select_voltage(struct mmc_host *host, u32 ocr) + mmc_power_cycle(host, ocr); + } else { + bit = fls(ocr) - 1; +- ocr &= 3 << bit; ++ /* ++ * The bit variable represents the highest voltage bit set in ++ * the OCR register. ++ * To keep a range of 2 values (e.g. 3.2V/3.3V and 3.3V/3.4V), ++ * we must shift the mask '3' with (bit - 1). ++ */ ++ ocr &= 3 << (bit - 1); + if (bit != host->ios.vdd) + dev_warn(mmc_dev(host), "exceeding card's volts\n"); + } +diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c +index 4bc89551229b8..3f069926e4a35 100644 +--- a/drivers/mmc/host/sdhci-pci-core.c ++++ b/drivers/mmc/host/sdhci-pci-core.c +@@ -1277,6 +1277,8 @@ static int amd_probe(struct sdhci_pci_chip *chip) + } + } + ++ pci_dev_put(smbus_dev); ++ + if (gen == AMD_CHIPSET_BEFORE_ML || gen == AMD_CHIPSET_CZ) + chip->quirks2 |= SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD; + +diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +index 86811de191edb..f27391abd7da5 100644 +--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c ++++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +@@ -1015,8 +1015,10 @@ static int xgene_enet_open(struct net_device *ndev) + + xgene_enet_napi_enable(pdata); + ret = xgene_enet_register_irq(ndev); +- if (ret) ++ if (ret) { ++ xgene_enet_napi_disable(pdata); + return ret; ++ } + + if (ndev->phydev) { + phy_start(ndev->phydev); +diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c +index a4080f18135cd..ae22f9f5761ba 100644 +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -1565,7 +1565,6 @@ void bgmac_enet_remove(struct bgmac *bgmac) + phy_disconnect(bgmac->net_dev->phydev); + netif_napi_del(&bgmac->napi); + bgmac_dma_free(bgmac); +- free_netdev(bgmac->net_dev); + } + EXPORT_SYMBOL_GPL(bgmac_enet_remove); + +diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c +index 17592aeb26186..89782e8e0b913 100644 +--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c ++++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c +@@ -7504,8 +7504,8 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, + rcu_read_lock(); + hlist_for_each_entry_rcu(fltr, head, hash) { + if (bnxt_fltr_match(fltr, new_fltr)) { ++ rc = fltr->sw_id; + rcu_read_unlock(); +- rc = 0; + goto err_free; + } + } +diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +index b8779afb85505..b3ebd5a4ebaef 100644 +--- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c ++++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +@@ -1304,6 +1304,7 @@ static int cxgb_up(struct adapter *adap) + if (ret < 0) { + CH_ERR(adap, "failed to bind qsets, err %d\n", ret); + t3_intr_disable(adap); ++ quiesce_rx(adap); + free_irq_resources(adap); + err = ret; + goto out; +diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c +index 3221a54202638..8f9b4029de7a1 100644 +--- a/drivers/net/ethernet/freescale/fman/mac.c ++++ b/drivers/net/ethernet/freescale/fman/mac.c +@@ -955,12 +955,21 @@ _return: + return err; + } + ++static int mac_remove(struct platform_device *pdev) ++{ ++ struct mac_device *mac_dev = platform_get_drvdata(pdev); ++ ++ platform_device_unregister(mac_dev->priv->eth_dev); ++ return 0; ++} ++ + static struct platform_driver mac_driver = { + .driver = { + .name = KBUILD_MODNAME, + .of_match_table = mac_match, + }, + .probe = mac_probe, ++ .remove = mac_remove, + }; + + builtin_platform_driver(mac_driver); +diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c +index 2434409f84b2f..ec881374be4b0 100644 +--- a/drivers/net/ethernet/marvell/mv643xx_eth.c ++++ b/drivers/net/ethernet/marvell/mv643xx_eth.c +@@ -2495,6 +2495,7 @@ out_free: + for (i = 0; i < mp->rxq_count; i++) + rxq_deinit(mp->rxq + i); + out: ++ napi_disable(&mp->napi); + free_irq(dev->irq, dev); + + return err; +diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c +index 55538722f6f3c..94aabf2807688 100644 +--- a/drivers/net/ethernet/neterion/s2io.c ++++ b/drivers/net/ethernet/neterion/s2io.c +@@ -7132,9 +7132,8 @@ static int s2io_card_up(struct s2io_nic *sp) + if (ret) { + DBG_PRINT(ERR_DBG, "%s: Out of memory in Open\n", + dev->name); +- s2io_reset(sp); +- free_rx_buffers(sp); +- return -ENOMEM; ++ ret = -ENOMEM; ++ goto err_fill_buff; + } + DBG_PRINT(INFO_DBG, "Buf in ring:%d is %d:\n", i, + ring->rx_bufs_left); +@@ -7172,18 +7171,16 @@ static int s2io_card_up(struct s2io_nic *sp) + /* Enable Rx Traffic and interrupts on the NIC */ + if (start_nic(sp)) { + DBG_PRINT(ERR_DBG, "%s: Starting NIC failed\n", dev->name); +- s2io_reset(sp); +- free_rx_buffers(sp); +- return -ENODEV; ++ ret = -ENODEV; ++ goto err_out; + } + + /* Add interrupt service routine */ + if (s2io_add_isr(sp) != 0) { + if (sp->config.intr_type == MSI_X) + s2io_rem_isr(sp); +- s2io_reset(sp); +- free_rx_buffers(sp); +- return -ENODEV; ++ ret = -ENODEV; ++ goto err_out; + } + + S2IO_TIMER_CONF(sp->alarm_timer, s2io_alarm_handle, sp, (HZ/2)); +@@ -7202,6 +7199,20 @@ static int s2io_card_up(struct s2io_nic *sp) + } + + return 0; ++ ++err_out: ++ if (config->napi) { ++ if (config->intr_type == MSI_X) { ++ for (i = 0; i < sp->config.rx_ring_num; i++) ++ napi_disable(&sp->mac_control.rings[i].napi); ++ } else { ++ napi_disable(&sp->napi); ++ } ++ } ++err_fill_buff: ++ s2io_reset(sp); ++ free_rx_buffers(sp); ++ return ret; + } + + /** +diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c +index 7d94a78425576..5044ef45afda2 100644 +--- a/drivers/net/hamradio/bpqether.c ++++ b/drivers/net/hamradio/bpqether.c +@@ -551,7 +551,7 @@ static int bpq_device_event(struct notifier_block *this, + if (!net_eq(dev_net(dev), &init_net)) + return NOTIFY_DONE; + +- if (!dev_is_ethdev(dev)) ++ if (!dev_is_ethdev(dev) && !bpq_get_ax25_dev(dev)) + return NOTIFY_DONE; + + switch (event) { +diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c +index b7f41c52766f6..39179dc974d6c 100644 +--- a/drivers/net/macvlan.c ++++ b/drivers/net/macvlan.c +@@ -1139,7 +1139,7 @@ void macvlan_common_setup(struct net_device *dev) + { + ether_setup(dev); + +- dev->min_mtu = 0; ++ /* ether_setup() has set dev->min_mtu to ETH_MIN_MTU. */ + dev->max_mtu = ETH_MAX_MTU; + dev->priv_flags &= ~IFF_TX_SKB_SHARING; + netif_keep_dst(dev); +@@ -1456,8 +1456,10 @@ destroy_macvlan_port: + /* the macvlan port may be freed by macvlan_uninit when fail to register. + * so we destroy the macvlan port only when it's valid. + */ +- if (create && macvlan_port_get_rtnl(lowerdev)) ++ if (create && macvlan_port_get_rtnl(lowerdev)) { ++ macvlan_flush_sources(port, vlan); + macvlan_port_destroy(port->dev); ++ } + return err; + } + EXPORT_SYMBOL_GPL(macvlan_common_newlink); +diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c +index 3ec922bed2d84..6233805fc032c 100644 +--- a/drivers/net/wan/lapbether.c ++++ b/drivers/net/wan/lapbether.c +@@ -406,7 +406,7 @@ static int lapbeth_device_event(struct notifier_block *this, + if (dev_net(dev) != &init_net) + return NOTIFY_DONE; + +- if (!dev_is_ethdev(dev)) ++ if (!dev_is_ethdev(dev) && !lapbeth_get_x25_dev(dev)) + return NOTIFY_DONE; + + switch (event) { +diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c +index dee5b9e35ffd6..d99ac73a1d89e 100644 +--- a/drivers/parport/parport_pc.c ++++ b/drivers/parport/parport_pc.c +@@ -474,7 +474,7 @@ static size_t parport_pc_fifo_write_block_pio(struct parport *port, + const unsigned char *bufp = buf; + size_t left = length; + unsigned long expire = jiffies + port->physport->cad->timeout; +- const int fifo = FIFO(port); ++ const unsigned long fifo = FIFO(port); + int poll_for = 8; /* 80 usecs */ + const struct parport_pc_private *priv = port->physport->private_data; + const int fifo_depth = priv->fifo_depth; +diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c +index 3a7c2d6e4d5f6..b9a1080277b9d 100644 +--- a/drivers/pinctrl/devicetree.c ++++ b/drivers/pinctrl/devicetree.c +@@ -228,6 +228,8 @@ int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev) + for (state = 0; ; state++) { + /* Retrieve the pinctrl-* property */ + propname = kasprintf(GFP_KERNEL, "pinctrl-%d", state); ++ if (!propname) ++ return -ENOMEM; + prop = of_find_property(np, propname, &size); + kfree(propname); + if (!prop) { +diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c +index f911410bb4c7a..ba1a3e2fcebe4 100644 +--- a/drivers/platform/x86/hp-wmi.c ++++ b/drivers/platform/x86/hp-wmi.c +@@ -894,8 +894,16 @@ static int __init hp_wmi_bios_setup(struct platform_device *device) + wwan_rfkill = NULL; + rfkill2_count = 0; + +- if (hp_wmi_rfkill_setup(device)) +- hp_wmi_rfkill2_setup(device); ++ /* ++ * In pre-2009 BIOS, command 1Bh return 0x4 to indicate that ++ * BIOS no longer controls the power for the wireless ++ * devices. All features supported by this command will no ++ * longer be supported. ++ */ ++ if (!hp_wmi_bios_2009_later()) { ++ if (hp_wmi_rfkill_setup(device)) ++ hp_wmi_rfkill2_setup(device); ++ } + + err = device_create_file(&device->dev, &dev_attr_display); + if (err) +diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c +index 1d50f3ab4e5af..97f6860c911e9 100644 +--- a/drivers/tty/n_gsm.c ++++ b/drivers/tty/n_gsm.c +@@ -1425,7 +1425,7 @@ static struct gsm_control *gsm_control_send(struct gsm_mux *gsm, + unsigned int command, u8 *data, int clen) + { + struct gsm_control *ctrl = kzalloc(sizeof(struct gsm_control), +- GFP_KERNEL); ++ GFP_ATOMIC); + unsigned long flags; + if (ctrl == NULL) + return NULL; +diff --git a/drivers/tty/serial/8250/8250_lpss.c b/drivers/tty/serial/8250/8250_lpss.c +index 7dddd7e6a01cb..b96e2be727d14 100644 +--- a/drivers/tty/serial/8250/8250_lpss.c ++++ b/drivers/tty/serial/8250/8250_lpss.c +@@ -249,8 +249,13 @@ static int lpss8250_dma_setup(struct lpss8250 *lpss, struct uart_8250_port *port + struct dw_dma_slave *rx_param, *tx_param; + struct device *dev = port->port.dev; + +- if (!lpss->dma_param.dma_dev) ++ if (!lpss->dma_param.dma_dev) { ++ dma = port->dma; ++ if (dma) ++ goto out_configuration_only; ++ + return 0; ++ } + + rx_param = devm_kzalloc(dev, sizeof(*rx_param), GFP_KERNEL); + if (!rx_param) +@@ -261,16 +266,18 @@ static int lpss8250_dma_setup(struct lpss8250 *lpss, struct uart_8250_port *port + return -ENOMEM; + + *rx_param = lpss->dma_param; +- dma->rxconf.src_maxburst = lpss->dma_maxburst; +- + *tx_param = lpss->dma_param; +- dma->txconf.dst_maxburst = lpss->dma_maxburst; + + dma->fn = lpss8250_dma_filter; + dma->rx_param = rx_param; + dma->tx_param = tx_param; + + port->dma = dma; ++ ++out_configuration_only: ++ dma->rxconf.src_maxburst = lpss->dma_maxburst; ++ dma->txconf.dst_maxburst = lpss->dma_maxburst; ++ + return 0; + } + +diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c +index e32afaa94d36d..4c8efb398e47f 100644 +--- a/drivers/tty/serial/8250/8250_omap.c ++++ b/drivers/tty/serial/8250/8250_omap.c +@@ -160,27 +160,10 @@ static void omap8250_set_mctrl(struct uart_port *port, unsigned int mctrl) + static void omap_8250_mdr1_errataset(struct uart_8250_port *up, + struct omap8250_priv *priv) + { +- u8 timeout = 255; +- + serial_out(up, UART_OMAP_MDR1, priv->mdr1); + udelay(2); + serial_out(up, UART_FCR, up->fcr | UART_FCR_CLEAR_XMIT | + UART_FCR_CLEAR_RCVR); +- /* +- * Wait for FIFO to empty: when empty, RX_FIFO_E bit is 0 and +- * TX_FIFO_E bit is 1. +- */ +- while (UART_LSR_THRE != (serial_in(up, UART_LSR) & +- (UART_LSR_THRE | UART_LSR_DR))) { +- timeout--; +- if (!timeout) { +- /* Should *never* happen. we warn and carry on */ +- dev_crit(up->port.dev, "Errata i202: timedout %x\n", +- serial_in(up, UART_LSR)); +- break; +- } +- udelay(1); +- } + } + + static void omap_8250_get_divisor(struct uart_port *port, unsigned int baud, +@@ -1268,6 +1251,7 @@ static int omap8250_remove(struct platform_device *pdev) + + pm_runtime_dont_use_autosuspend(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); ++ flush_work(&priv->qos_work); + pm_runtime_disable(&pdev->dev); + serial8250_unregister_port(priv->line); + pm_qos_remove_request(&priv->pm_qos_request); +diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c +index def880039b305..fe1de63269d1a 100644 +--- a/drivers/tty/serial/8250/8250_port.c ++++ b/drivers/tty/serial/8250/8250_port.c +@@ -1866,10 +1866,13 @@ EXPORT_SYMBOL_GPL(serial8250_modem_status); + static bool handle_rx_dma(struct uart_8250_port *up, unsigned int iir) + { + switch (iir & 0x3f) { +- case UART_IIR_RX_TIMEOUT: +- serial8250_rx_dma_flush(up); ++ case UART_IIR_RDI: ++ if (!up->dma->rx_running) ++ break; + /* fall-through */ + case UART_IIR_RLSI: ++ case UART_IIR_RX_TIMEOUT: ++ serial8250_rx_dma_flush(up); + return true; + } + return up->dma->rx_dma(up); +diff --git a/drivers/usb/chipidea/otg_fsm.c b/drivers/usb/chipidea/otg_fsm.c +index 5ea0246f650d7..784e87fdcce6e 100644 +--- a/drivers/usb/chipidea/otg_fsm.c ++++ b/drivers/usb/chipidea/otg_fsm.c +@@ -260,8 +260,10 @@ static void ci_otg_del_timer(struct ci_hdrc *ci, enum otg_fsm_timer t) + ci->enabled_otg_timer_bits &= ~(1 << t); + if (ci->next_otg_timer == t) { + if (ci->enabled_otg_timer_bits == 0) { ++ spin_unlock_irqrestore(&ci->lock, flags); + /* No enabled timers after delete it */ + hrtimer_cancel(&ci->otg_fsm_hrtimer); ++ spin_lock_irqsave(&ci->lock, flags); + ci->next_otg_timer = NUM_OTG_FSM_TIMERS; + } else { + /* Find the next timer */ +diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c +index 3c33bd8d46790..c102c7a9a3b4f 100644 +--- a/drivers/usb/core/quirks.c ++++ b/drivers/usb/core/quirks.c +@@ -209,6 +209,9 @@ static const struct usb_device_id usb_quirk_list[] = { + { USB_DEVICE(0x0781, 0x5583), .driver_info = USB_QUIRK_NO_LPM }, + { USB_DEVICE(0x0781, 0x5591), .driver_info = USB_QUIRK_NO_LPM }, + ++ /* Realforce 87U Keyboard */ ++ { USB_DEVICE(0x0853, 0x011b), .driver_info = USB_QUIRK_NO_LPM }, ++ + /* M-Systems Flash Disk Pioneers */ + { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME }, + +diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c +index 736a2906a15da..6f5ff49456509 100644 +--- a/drivers/usb/serial/option.c ++++ b/drivers/usb/serial/option.c +@@ -165,6 +165,8 @@ static void option_instat_callback(struct urb *urb); + #define NOVATELWIRELESS_PRODUCT_G2 0xA010 + #define NOVATELWIRELESS_PRODUCT_MC551 0xB001 + ++#define UBLOX_VENDOR_ID 0x1546 ++ + /* AMOI PRODUCTS */ + #define AMOI_VENDOR_ID 0x1614 + #define AMOI_PRODUCT_H01 0x0800 +@@ -243,7 +245,6 @@ static void option_instat_callback(struct urb *urb); + #define QUECTEL_PRODUCT_UC15 0x9090 + /* These u-blox products use Qualcomm's vendor ID */ + #define UBLOX_PRODUCT_R410M 0x90b2 +-#define UBLOX_PRODUCT_R6XX 0x90fa + /* These Yuga products use Qualcomm's vendor ID */ + #define YUGA_PRODUCT_CLM920_NC5 0x9625 + +@@ -584,6 +585,9 @@ static void option_instat_callback(struct urb *urb); + #define OPPO_VENDOR_ID 0x22d9 + #define OPPO_PRODUCT_R11 0x276c + ++/* Sierra Wireless products */ ++#define SIERRA_VENDOR_ID 0x1199 ++#define SIERRA_PRODUCT_EM9191 0x90d3 + + /* Device flags */ + +@@ -1127,8 +1131,16 @@ static const struct usb_device_id option_ids[] = { + /* u-blox products using Qualcomm vendor ID */ + { USB_DEVICE(QUALCOMM_VENDOR_ID, UBLOX_PRODUCT_R410M), + .driver_info = RSVD(1) | RSVD(3) }, +- { USB_DEVICE(QUALCOMM_VENDOR_ID, UBLOX_PRODUCT_R6XX), ++ { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x908b), /* u-blox LARA-R6 00B */ ++ .driver_info = RSVD(4) }, ++ { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x90fa), + .driver_info = RSVD(3) }, ++ /* u-blox products */ ++ { USB_DEVICE(UBLOX_VENDOR_ID, 0x1341) }, /* u-blox LARA-L6 */ ++ { USB_DEVICE(UBLOX_VENDOR_ID, 0x1342), /* u-blox LARA-L6 (RMNET) */ ++ .driver_info = RSVD(4) }, ++ { USB_DEVICE(UBLOX_VENDOR_ID, 0x1343), /* u-blox LARA-L6 (ECM) */ ++ .driver_info = RSVD(4) }, + /* Quectel products using Quectel vendor ID */ + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC21, 0xff, 0xff, 0xff), + .driver_info = NUMEP2 }, +@@ -2169,6 +2181,7 @@ static const struct usb_device_id option_ids[] = { + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x010a, 0xff) }, /* Fibocom MA510 (ECM mode) */ + { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */ + { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */ ++ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0111, 0xff) }, /* Fibocom FM160 (MBIM mode) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a2, 0xff) }, /* Fibocom FM101-GL (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a4, 0xff), /* Fibocom FM101-GL (laptop MBIM) */ +@@ -2178,6 +2191,8 @@ static const struct usb_device_id option_ids[] = { + { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1405, 0xff) }, /* GosunCn GM500 MBIM */ + { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1406, 0xff) }, /* GosunCn GM500 ECM/NCM */ + { USB_DEVICE_AND_INTERFACE_INFO(OPPO_VENDOR_ID, OPPO_PRODUCT_R11, 0xff, 0xff, 0x30) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0, 0) }, + { } /* Terminating entry */ + }; + MODULE_DEVICE_TABLE(usb, option_ids); +diff --git a/drivers/xen/pcpu.c b/drivers/xen/pcpu.c +index cdc6daa7a9f66..9cf7085a260b4 100644 +--- a/drivers/xen/pcpu.c ++++ b/drivers/xen/pcpu.c +@@ -228,7 +228,7 @@ static int register_pcpu(struct pcpu *pcpu) + + err = device_register(dev); + if (err) { +- pcpu_release(dev); ++ put_device(dev); + return err; + } + +diff --git a/fs/btrfs/tests/btrfs-tests.c b/fs/btrfs/tests/btrfs-tests.c +index eb6ae2450fed5..ccd5cd42f7163 100644 +--- a/fs/btrfs/tests/btrfs-tests.c ++++ b/fs/btrfs/tests/btrfs-tests.c +@@ -187,7 +187,7 @@ void btrfs_free_dummy_fs_info(struct btrfs_fs_info *fs_info) + + void btrfs_free_dummy_root(struct btrfs_root *root) + { +- if (!root) ++ if (IS_ERR_OR_NULL(root)) + return; + /* Will be freed by btrfs_free_fs_roots */ + if (WARN_ON(test_bit(BTRFS_ROOT_IN_RADIX, &root->state))) +diff --git a/fs/buffer.c b/fs/buffer.c +index 9ce03fc5eb32c..6077200ea53c8 100644 +--- a/fs/buffer.c ++++ b/fs/buffer.c +@@ -2378,7 +2378,7 @@ int generic_cont_expand_simple(struct inode *inode, loff_t size) + { + struct address_space *mapping = inode->i_mapping; + struct page *page; +- void *fsdata; ++ void *fsdata = NULL; + int err; + + err = inode_newsize_ok(inode, size); +@@ -2404,7 +2404,7 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping, + struct inode *inode = mapping->host; + unsigned int blocksize = i_blocksize(inode); + struct page *page; +- void *fsdata; ++ void *fsdata = NULL; + pgoff_t index, curidx; + loff_t curpos; + unsigned zerofrom, offset, len; +diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c +index 54f32f9143a91..5a7020e767e45 100644 +--- a/fs/cifs/ioctl.c ++++ b/fs/cifs/ioctl.c +@@ -149,7 +149,7 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg) + rc = put_user(ExtAttrBits & + FS_FL_USER_VISIBLE, + (int __user *)arg); +- if (rc != EOPNOTSUPP) ++ if (rc != -EOPNOTSUPP) + break; + } + #endif /* CONFIG_CIFS_POSIX */ +@@ -178,7 +178,7 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg) + * pSMBFile->fid.netfid, + * extAttrBits, + * &ExtAttrMask); +- * if (rc != EOPNOTSUPP) ++ * if (rc != -EOPNOTSUPP) + * break; + */ + +diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c +index 0b5c37ceb3ed3..4cfde6aab477d 100644 +--- a/fs/gfs2/ops_fstype.c ++++ b/fs/gfs2/ops_fstype.c +@@ -172,7 +172,10 @@ static int gfs2_check_sb(struct gfs2_sbd *sdp, int silent) + pr_warn("Invalid superblock size\n"); + return -EINVAL; + } +- ++ if (sb->sb_bsize_shift != ffs(sb->sb_bsize) - 1) { ++ pr_warn("Invalid block size shift\n"); ++ return -EINVAL; ++ } + return 0; + } + +@@ -388,8 +391,10 @@ static int init_names(struct gfs2_sbd *sdp, int silent) + if (!table[0]) + table = sdp->sd_vfs->s_id; + +- strlcpy(sdp->sd_proto_name, proto, GFS2_FSNAME_LEN); +- strlcpy(sdp->sd_table_name, table, GFS2_FSNAME_LEN); ++ BUILD_BUG_ON(GFS2_LOCKNAME_LEN > GFS2_FSNAME_LEN); ++ ++ strscpy(sdp->sd_proto_name, proto, GFS2_LOCKNAME_LEN); ++ strscpy(sdp->sd_table_name, table, GFS2_LOCKNAME_LEN); + + table = sdp->sd_table_name; + while ((table = strchr(table, '/'))) +diff --git a/fs/namei.c b/fs/namei.c +index 171e99ad488cb..a8c36363e6b1e 100644 +--- a/fs/namei.c ++++ b/fs/namei.c +@@ -4847,7 +4847,7 @@ int __page_symlink(struct inode *inode, const char *symname, int len, int nofs) + { + struct address_space *mapping = inode->i_mapping; + struct page *page; +- void *fsdata; ++ void *fsdata = NULL; + int err; + unsigned int flags = 0; + if (nofs) +diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c +index e5a2b04c77add..bff7fca4762d1 100644 +--- a/fs/nilfs2/segment.c ++++ b/fs/nilfs2/segment.c +@@ -331,7 +331,7 @@ void nilfs_relax_pressure_in_lock(struct super_block *sb) + struct the_nilfs *nilfs = sb->s_fs_info; + struct nilfs_sc_info *sci = nilfs->ns_writer; + +- if (!sci || !sci->sc_flush_request) ++ if (sb_rdonly(sb) || unlikely(!sci) || !sci->sc_flush_request) + return; + + set_bit(NILFS_SC_PRIOR_FLUSH, &sci->sc_flags); +@@ -2256,7 +2256,7 @@ int nilfs_construct_segment(struct super_block *sb) + struct nilfs_transaction_info *ti; + int err; + +- if (!sci) ++ if (sb_rdonly(sb) || unlikely(!sci)) + return -EROFS; + + /* A call inside transactions causes a deadlock. */ +@@ -2295,7 +2295,7 @@ int nilfs_construct_dsync_segment(struct super_block *sb, struct inode *inode, + struct nilfs_transaction_info ti; + int err = 0; + +- if (!sci) ++ if (sb_rdonly(sb) || unlikely(!sci)) + return -EROFS; + + nilfs_transaction_lock(sb, &ti, 0); +@@ -2792,11 +2792,12 @@ int nilfs_attach_log_writer(struct super_block *sb, struct nilfs_root *root) + + if (nilfs->ns_writer) { + /* +- * This happens if the filesystem was remounted +- * read/write after nilfs_error degenerated it into a +- * read-only mount. ++ * This happens if the filesystem is made read-only by ++ * __nilfs_error or nilfs_remount and then remounted ++ * read/write. In these cases, reuse the existing ++ * writer. + */ +- nilfs_detach_log_writer(sb); ++ return 0; + } + + nilfs->ns_writer = nilfs_segctor_new(sb, root); +diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c +index af7d0d5cce507..36e60a45a1bfc 100644 +--- a/fs/nilfs2/super.c ++++ b/fs/nilfs2/super.c +@@ -1148,8 +1148,6 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data) + if ((bool)(*flags & MS_RDONLY) == sb_rdonly(sb)) + goto out; + if (*flags & MS_RDONLY) { +- /* Shutting down log writer */ +- nilfs_detach_log_writer(sb); + sb->s_flags |= MS_RDONLY; + + /* +diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c +index 2dd75bf619ad0..9bbdd152c2969 100644 +--- a/fs/nilfs2/the_nilfs.c ++++ b/fs/nilfs2/the_nilfs.c +@@ -704,9 +704,7 @@ int nilfs_count_free_blocks(struct the_nilfs *nilfs, sector_t *nblocks) + { + unsigned long ncleansegs; + +- down_read(&NILFS_MDT(nilfs->ns_dat)->mi_sem); + ncleansegs = nilfs_sufile_get_ncleansegs(nilfs->ns_sufile); +- up_read(&NILFS_MDT(nilfs->ns_dat)->mi_sem); + *nblocks = (sector_t)ncleansegs * nilfs->ns_blocks_per_segment; + return 0; + } +diff --git a/fs/ntfs/attrib.c b/fs/ntfs/attrib.c +index 62b49197e5f67..0a7efbe2adb3c 100644 +--- a/fs/ntfs/attrib.c ++++ b/fs/ntfs/attrib.c +@@ -608,17 +608,37 @@ static int ntfs_attr_find(const ATTR_TYPE type, const ntfschar *name, + for (;; a = (ATTR_RECORD*)((u8*)a + le32_to_cpu(a->length))) { + u8 *mrec_end = (u8 *)ctx->mrec + + le32_to_cpu(ctx->mrec->bytes_allocated); +- u8 *name_end = (u8 *)a + le16_to_cpu(a->name_offset) + +- a->name_length * sizeof(ntfschar); +- if ((u8*)a < (u8*)ctx->mrec || (u8*)a > mrec_end || +- name_end > mrec_end) ++ u8 *name_end; ++ ++ /* check whether ATTR_RECORD wrap */ ++ if ((u8 *)a < (u8 *)ctx->mrec) ++ break; ++ ++ /* check whether Attribute Record Header is within bounds */ ++ if ((u8 *)a > mrec_end || ++ (u8 *)a + sizeof(ATTR_RECORD) > mrec_end) ++ break; ++ ++ /* check whether ATTR_RECORD's name is within bounds */ ++ name_end = (u8 *)a + le16_to_cpu(a->name_offset) + ++ a->name_length * sizeof(ntfschar); ++ if (name_end > mrec_end) + break; ++ + ctx->attr = a; + if (unlikely(le32_to_cpu(a->type) > le32_to_cpu(type) || + a->type == AT_END)) + return -ENOENT; + if (unlikely(!a->length)) + break; ++ ++ /* check whether ATTR_RECORD's length wrap */ ++ if ((u8 *)a + le32_to_cpu(a->length) < (u8 *)a) ++ break; ++ /* check whether ATTR_RECORD's length is within bounds */ ++ if ((u8 *)a + le32_to_cpu(a->length) > mrec_end) ++ break; ++ + if (a->type != type) + continue; + /* +diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c +index 4150b3633f779..8ad21fd981987 100644 +--- a/fs/ntfs/inode.c ++++ b/fs/ntfs/inode.c +@@ -1863,6 +1863,13 @@ int ntfs_read_inode_mount(struct inode *vi) + goto err_out; + } + ++ /* Sanity check offset to the first attribute */ ++ if (le16_to_cpu(m->attrs_offset) >= le32_to_cpu(m->bytes_allocated)) { ++ ntfs_error(sb, "Incorrect mft offset to the first attribute %u in superblock.", ++ le16_to_cpu(m->attrs_offset)); ++ goto err_out; ++ } ++ + /* Need this to sanity check attribute list references to $MFT. */ + vi->i_generation = ni->seq_no = le16_to_cpu(m->sequence_number); + +diff --git a/fs/udf/namei.c b/fs/udf/namei.c +index d5516f025bad0..da6bd03d51fea 100644 +--- a/fs/udf/namei.c ++++ b/fs/udf/namei.c +@@ -237,7 +237,7 @@ static struct fileIdentDesc *udf_find_entry(struct inode *dir, + poffset - lfi); + else { + if (!copy_name) { +- copy_name = kmalloc(UDF_NAME_LEN, ++ copy_name = kmalloc(UDF_NAME_LEN_CS0, + GFP_NOFS); + if (!copy_name) { + fi = ERR_PTR(-ENOMEM); +diff --git a/include/uapi/linux/capability.h b/include/uapi/linux/capability.h +index 240fdb9a60f68..6e0d68e841cdb 100644 +--- a/include/uapi/linux/capability.h ++++ b/include/uapi/linux/capability.h +@@ -376,7 +376,7 @@ struct vfs_ns_cap_data { + */ + + #define CAP_TO_INDEX(x) ((x) >> 5) /* 1 << 5 == bits in __u32 */ +-#define CAP_TO_MASK(x) (1 << ((x) & 31)) /* mask for indexed __u32 */ ++#define CAP_TO_MASK(x) (1U << ((x) & 31)) /* mask for indexed __u32 */ + + + #endif /* _UAPI_LINUX_CAPABILITY_H */ +diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c +index 7153f88173031..4fb355736d35f 100644 +--- a/kernel/trace/ftrace.c ++++ b/kernel/trace/ftrace.c +@@ -1396,6 +1396,7 @@ static int ftrace_add_mod(struct trace_array *tr, + if (!ftrace_mod) + return -ENOMEM; + ++ INIT_LIST_HEAD(&ftrace_mod->list); + ftrace_mod->func = kstrdup(func, GFP_KERNEL); + ftrace_mod->module = kstrdup(module, GFP_KERNEL); + ftrace_mod->enable = enable; +@@ -3105,7 +3106,7 @@ static int ftrace_allocate_records(struct ftrace_page *pg, int count) + /* if we can't allocate this size, try something smaller */ + if (!order) + return -ENOMEM; +- order >>= 1; ++ order--; + goto again; + } + +@@ -6015,7 +6016,7 @@ void __init ftrace_init(void) + } + + pr_info("ftrace: allocating %ld entries in %ld pages\n", +- count, count / ENTRIES_PER_PAGE + 1); ++ count, DIV_ROUND_UP(count, ENTRIES_PER_PAGE)); + + last_ftrace_enabled = ftrace_enabled = 1; + +diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c +index 1e96ad2cab8ce..999dae39f12e5 100644 +--- a/kernel/trace/ring_buffer.c ++++ b/kernel/trace/ring_buffer.c +@@ -1271,9 +1271,9 @@ static void rb_free_cpu_buffer(struct ring_buffer_per_cpu *cpu_buffer) + + free_buffer_page(cpu_buffer->reader_page); + +- rb_head_page_deactivate(cpu_buffer); +- + if (head) { ++ rb_head_page_deactivate(cpu_buffer); ++ + list_for_each_entry_safe(bpage, tmp, head, list) { + list_del_init(&bpage->list); + free_buffer_page(bpage); +diff --git a/mm/filemap.c b/mm/filemap.c +index 471f8091d782a..d797b834225a1 100644 +--- a/mm/filemap.c ++++ b/mm/filemap.c +@@ -3025,7 +3025,7 @@ ssize_t generic_perform_write(struct file *file, + unsigned long offset; /* Offset into pagecache page */ + unsigned long bytes; /* Bytes to write to page */ + size_t copied; /* Bytes copied from user */ +- void *fsdata; ++ void *fsdata = NULL; + + offset = (pos & (PAGE_SIZE - 1)); + bytes = min_t(unsigned long, PAGE_SIZE - offset, +diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c +index 1b56b22c5c5d7..9b23bf0e278cb 100644 +--- a/net/9p/trans_fd.c ++++ b/net/9p/trans_fd.c +@@ -219,6 +219,8 @@ static void p9_conn_cancel(struct p9_conn *m, int err) + list_move(&req->req_list, &cancel_list); + } + ++ spin_unlock(&m->client->lock); ++ + list_for_each_entry_safe(req, rtmp, &cancel_list, req_list) { + p9_debug(P9_DEBUG_ERROR, "call back req %p\n", req); + list_del(&req->req_list); +@@ -226,7 +228,6 @@ static void p9_conn_cancel(struct p9_conn *m, int err) + req->t_err = err; + p9_client_cb(m->client, req, REQ_STATUS_ERROR); + } +- spin_unlock(&m->client->lock); + } + + static int +@@ -833,11 +834,14 @@ static int p9_fd_open(struct p9_client *client, int rfd, int wfd) + goto out_free_ts; + if (!(ts->rd->f_mode & FMODE_READ)) + goto out_put_rd; ++ /* prevent workers from hanging on IO when fd is a pipe */ ++ ts->rd->f_flags |= O_NONBLOCK; + ts->wr = fget(wfd); + if (!ts->wr) + goto out_put_rd; + if (!(ts->wr->f_mode & FMODE_WRITE)) + goto out_put_wr; ++ ts->wr->f_flags |= O_NONBLOCK; + + client->trans = ts; + client->status = Connected; +diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c +index 60bf8603ddc94..8b5b232294b58 100644 +--- a/net/bluetooth/l2cap_core.c ++++ b/net/bluetooth/l2cap_core.c +@@ -1824,7 +1824,7 @@ static struct l2cap_chan *l2cap_global_chan_by_psm(int state, __le16 psm, + if (link_type == LE_LINK && c->src_type == BDADDR_BREDR) + continue; + +- if (c->psm == psm) { ++ if (c->chan_type != L2CAP_CHAN_FIXED && c->psm == psm) { + int src_match, dst_match; + int src_any, dst_any; + +diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c +index 4f3c08583d8c5..a8736c68fa14b 100644 +--- a/net/bpf/test_run.c ++++ b/net/bpf/test_run.c +@@ -78,6 +78,7 @@ static void *bpf_test_init(const union bpf_attr *kattr, u32 size, + if (size < ETH_HLEN || size > PAGE_SIZE - headroom - tailroom) + return ERR_PTR(-EINVAL); + ++ size = SKB_DATA_ALIGN(size); + data = kzalloc(size + headroom + tailroom, GFP_USER); + if (!data) + return ERR_PTR(-ENOMEM); +diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c +index 7f0d20b692896..6f56fda614098 100644 +--- a/net/caif/chnl_net.c ++++ b/net/caif/chnl_net.c +@@ -315,9 +315,6 @@ static int chnl_net_open(struct net_device *dev) + + if (result == 0) { + pr_debug("connect timeout\n"); +- caif_disconnect_client(dev_net(dev), &priv->chnl); +- priv->state = CAIF_DISCONNECTED; +- pr_debug("state disconnected\n"); + result = -ETIMEDOUT; + goto error; + } +diff --git a/net/core/skbuff.c b/net/core/skbuff.c +index 11d0ffc51c24a..0b672d71447f8 100644 +--- a/net/core/skbuff.c ++++ b/net/core/skbuff.c +@@ -3545,23 +3545,25 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb, + int pos; + int dummy; + +- if (list_skb && !list_skb->head_frag && skb_headlen(list_skb) && +- (skb_shinfo(head_skb)->gso_type & SKB_GSO_DODGY)) { +- /* gso_size is untrusted, and we have a frag_list with a linear +- * non head_frag head. +- * +- * (we assume checking the first list_skb member suffices; +- * i.e if either of the list_skb members have non head_frag +- * head, then the first one has too). +- * +- * If head_skb's headlen does not fit requested gso_size, it +- * means that the frag_list members do NOT terminate on exact +- * gso_size boundaries. Hence we cannot perform skb_frag_t page +- * sharing. Therefore we must fallback to copying the frag_list +- * skbs; we do so by disabling SG. +- */ +- if (mss != GSO_BY_FRAGS && mss != skb_headlen(head_skb)) +- features &= ~NETIF_F_SG; ++ if ((skb_shinfo(head_skb)->gso_type & SKB_GSO_DODGY) && ++ mss != GSO_BY_FRAGS && mss != skb_headlen(head_skb)) { ++ struct sk_buff *check_skb; ++ ++ for (check_skb = list_skb; check_skb; check_skb = check_skb->next) { ++ if (skb_headlen(check_skb) && !check_skb->head_frag) { ++ /* gso_size is untrusted, and we have a frag_list with ++ * a linear non head_frag item. ++ * ++ * If head_skb's headlen does not fit requested gso_size, ++ * it means that the frag_list members do NOT terminate ++ * on exact gso_size boundaries. Hence we cannot perform ++ * skb_frag_t page sharing. Therefore we must fallback to ++ * copying the frag_list skbs; we do so by disabling SG. ++ */ ++ features &= ~NETIF_F_SG; ++ break; ++ } ++ } + } + + __skb_push(head_skb, doffset); +diff --git a/net/ipv4/tcp_cdg.c b/net/ipv4/tcp_cdg.c +index 66ac69f7bd195..f0913893f02d9 100644 +--- a/net/ipv4/tcp_cdg.c ++++ b/net/ipv4/tcp_cdg.c +@@ -374,6 +374,7 @@ static void tcp_cdg_init(struct sock *sk) + struct cdg *ca = inet_csk_ca(sk); + struct tcp_sock *tp = tcp_sk(sk); + ++ ca->gradients = NULL; + /* We silently fall back to window = 1 if allocation fails. */ + if (window > 1) + ca->gradients = kcalloc(window, sizeof(ca->gradients[0]), +@@ -387,6 +388,7 @@ static void tcp_cdg_release(struct sock *sk) + struct cdg *ca = inet_csk_ca(sk); + + kfree(ca->gradients); ++ ca->gradients = NULL; + } + + struct tcp_congestion_ops tcp_cdg __read_mostly = { +diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c +index f664871feca66..4e215cfb5fa90 100644 +--- a/net/ipv6/addrlabel.c ++++ b/net/ipv6/addrlabel.c +@@ -474,6 +474,7 @@ static void ip6addrlbl_putmsg(struct nlmsghdr *nlh, + { + struct ifaddrlblmsg *ifal = nlmsg_data(nlh); + ifal->ifal_family = AF_INET6; ++ ifal->__ifal_reserved = 0; + ifal->ifal_prefixlen = prefixlen; + ifal->ifal_flags = 0; + ifal->ifal_index = ifindex; +diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c +index 629103c7337bd..fdce053f1099d 100644 +--- a/net/kcm/kcmsock.c ++++ b/net/kcm/kcmsock.c +@@ -224,7 +224,7 @@ static void requeue_rx_msgs(struct kcm_mux *mux, struct sk_buff_head *head) + struct sk_buff *skb; + struct kcm_sock *kcm; + +- while ((skb = __skb_dequeue(head))) { ++ while ((skb = skb_dequeue(head))) { + /* Reset destructor to avoid calling kcm_rcv_ready */ + skb->destructor = sock_rfree; + skb_orphan(skb); +@@ -1085,53 +1085,18 @@ out_error: + return err; + } + +-static struct sk_buff *kcm_wait_data(struct sock *sk, int flags, +- long timeo, int *err) +-{ +- struct sk_buff *skb; +- +- while (!(skb = skb_peek(&sk->sk_receive_queue))) { +- if (sk->sk_err) { +- *err = sock_error(sk); +- return NULL; +- } +- +- if (sock_flag(sk, SOCK_DONE)) +- return NULL; +- +- if ((flags & MSG_DONTWAIT) || !timeo) { +- *err = -EAGAIN; +- return NULL; +- } +- +- sk_wait_data(sk, &timeo, NULL); +- +- /* Handle signals */ +- if (signal_pending(current)) { +- *err = sock_intr_errno(timeo); +- return NULL; +- } +- } +- +- return skb; +-} +- + static int kcm_recvmsg(struct socket *sock, struct msghdr *msg, + size_t len, int flags) + { ++ int noblock = flags & MSG_DONTWAIT; + struct sock *sk = sock->sk; + struct kcm_sock *kcm = kcm_sk(sk); + int err = 0; +- long timeo; + struct strp_msg *stm; + int copied = 0; + struct sk_buff *skb; + +- timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); +- +- lock_sock(sk); +- +- skb = kcm_wait_data(sk, flags, timeo, &err); ++ skb = skb_recv_datagram(sk, flags, noblock, &err); + if (!skb) + goto out; + +@@ -1162,14 +1127,11 @@ msg_finished: + /* Finished with message */ + msg->msg_flags |= MSG_EOR; + KCM_STATS_INCR(kcm->stats.rx_msgs); +- skb_unlink(skb, &sk->sk_receive_queue); +- kfree_skb(skb); + } + } + + out: +- release_sock(sk); +- ++ skb_free_datagram(sk, skb); + return copied ? : err; + } + +@@ -1177,9 +1139,9 @@ static ssize_t kcm_splice_read(struct socket *sock, loff_t *ppos, + struct pipe_inode_info *pipe, size_t len, + unsigned int flags) + { ++ int noblock = flags & MSG_DONTWAIT; + struct sock *sk = sock->sk; + struct kcm_sock *kcm = kcm_sk(sk); +- long timeo; + struct strp_msg *stm; + int err = 0; + ssize_t copied; +@@ -1187,11 +1149,7 @@ static ssize_t kcm_splice_read(struct socket *sock, loff_t *ppos, + + /* Only support splice for SOCKSEQPACKET */ + +- timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); +- +- lock_sock(sk); +- +- skb = kcm_wait_data(sk, flags, timeo, &err); ++ skb = skb_recv_datagram(sk, flags, noblock, &err); + if (!skb) + goto err_out; + +@@ -1219,13 +1177,11 @@ static ssize_t kcm_splice_read(struct socket *sock, loff_t *ppos, + * finish reading the message. + */ + +- release_sock(sk); +- ++ skb_free_datagram(sk, skb); + return copied; + + err_out: +- release_sock(sk); +- ++ skb_free_datagram(sk, skb); + return err; + } + +@@ -1850,10 +1806,10 @@ static int kcm_release(struct socket *sock) + kcm = kcm_sk(sk); + mux = kcm->mux; + ++ lock_sock(sk); + sock_orphan(sk); + kfree_skb(kcm->seq_skb); + +- lock_sock(sk); + /* Purge queue under lock to avoid race condition with tx_work trying + * to act when queue is nonempty. If tx_work runs after this point + * it will just return. +diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c +index 9aa0d789d25e1..1f726c36aa832 100644 +--- a/net/tipc/netlink_compat.c ++++ b/net/tipc/netlink_compat.c +@@ -856,7 +856,7 @@ static int tipc_nl_compat_name_table_dump_header(struct tipc_nl_compat_msg *msg) + }; + + ntq = (struct tipc_name_table_query *)TLV_DATA(msg->req); +- if (TLV_GET_DATA_LEN(msg->req) < sizeof(struct tipc_name_table_query)) ++ if (TLV_GET_DATA_LEN(msg->req) < (int)sizeof(struct tipc_name_table_query)) + return -EINVAL; + + depth = ntohl(ntq->depth); +diff --git a/net/x25/x25_dev.c b/net/x25/x25_dev.c +index 30f71620d4e3f..24f2676e3b66e 100644 +--- a/net/x25/x25_dev.c ++++ b/net/x25/x25_dev.c +@@ -122,7 +122,7 @@ int x25_lapb_receive_frame(struct sk_buff *skb, struct net_device *dev, + + if (!pskb_may_pull(skb, 1)) { + x25_neigh_put(nb); +- return 0; ++ goto drop; + } + + switch (skb->data[0]) { +diff --git a/scripts/extract-cert.c b/scripts/extract-cert.c +index b071bf476fea7..dd1a4bd706a2e 100644 +--- a/scripts/extract-cert.c ++++ b/scripts/extract-cert.c +@@ -23,6 +23,13 @@ + #include + #include + ++/* ++ * OpenSSL 3.0 deprecates the OpenSSL's ENGINE API. ++ * ++ * Remove this if/when that API is no longer used ++ */ ++#pragma GCC diagnostic ignored "-Wdeprecated-declarations" ++ + #define PKEY_ID_PKCS7 2 + + static __attribute__((noreturn)) +diff --git a/scripts/sign-file.c b/scripts/sign-file.c +index fbd34b8e8f578..7434e9ea926e2 100644 +--- a/scripts/sign-file.c ++++ b/scripts/sign-file.c +@@ -29,6 +29,13 @@ + #include + #include + ++/* ++ * OpenSSL 3.0 deprecates the OpenSSL's ENGINE API. ++ * ++ * Remove this if/when that API is no longer used ++ */ ++#pragma GCC diagnostic ignored "-Wdeprecated-declarations" ++ + /* + * Use CMS if we have openssl-1.0.0 or newer available - otherwise we have to + * assume that it's not available and its header file is missing and that we +diff --git a/sound/hda/hdac_sysfs.c b/sound/hda/hdac_sysfs.c +index 3c2d45ee6ab8f..1b2f1b1539042 100644 +--- a/sound/hda/hdac_sysfs.c ++++ b/sound/hda/hdac_sysfs.c +@@ -346,8 +346,10 @@ static int add_widget_node(struct kobject *parent, hda_nid_t nid, + return -ENOMEM; + kobject_init(kobj, &widget_ktype); + err = kobject_add(kobj, parent, "%02x", nid); +- if (err < 0) ++ if (err < 0) { ++ kobject_put(kobj); + return err; ++ } + err = sysfs_create_group(kobj, group); + if (err < 0) { + kobject_put(kobj); +diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c +index febf2b649b965..b29c5a09267e6 100644 +--- a/sound/soc/soc-core.c ++++ b/sound/soc/soc-core.c +@@ -4376,10 +4376,23 @@ EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_link_codecs); + + static int __init snd_soc_init(void) + { ++ int ret; ++ + snd_soc_debugfs_init(); +- snd_soc_util_init(); ++ ret = snd_soc_util_init(); ++ if (ret) ++ goto err_util_init; + +- return platform_driver_register(&soc_driver); ++ ret = platform_driver_register(&soc_driver); ++ if (ret) ++ goto err_register; ++ return 0; ++ ++err_register: ++ snd_soc_util_exit(); ++err_util_init: ++ snd_soc_debugfs_exit(); ++ return ret; + } + module_init(snd_soc_init); + +diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c +index e30aacbcfc291..31c9aeda8bfa9 100644 +--- a/sound/soc/soc-utils.c ++++ b/sound/soc/soc-utils.c +@@ -385,7 +385,7 @@ int __init snd_soc_util_init(void) + return ret; + } + +-void __exit snd_soc_util_exit(void) ++void snd_soc_util_exit(void) + { + platform_device_unregister(soc_dummy_dev); + platform_driver_unregister(&soc_dummy_driver); +diff --git a/sound/usb/midi.c b/sound/usb/midi.c +index 3c4cf5da5daae..0c0e1fb750181 100644 +--- a/sound/usb/midi.c ++++ b/sound/usb/midi.c +@@ -1148,10 +1148,8 @@ static int snd_usbmidi_output_open(struct snd_rawmidi_substream *substream) + port = &umidi->endpoints[i].out->ports[j]; + break; + } +- if (!port) { +- snd_BUG(); ++ if (!port) + return -ENXIO; +- } + + substream->runtime->private_data = port; + port->state = STATE_UNKNOWN; +diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h +index 2cd789ddc2ab8..0201737058fba 100644 +--- a/sound/usb/quirks-table.h ++++ b/sound/usb/quirks-table.h +@@ -2089,6 +2089,10 @@ YAMAHA_DEVICE(0x7010, "UB99"), + } + } + }, ++{ ++ /* M-Audio Micro */ ++ USB_DEVICE_VENDOR_SPEC(0x0763, 0x201a), ++}, + { + USB_DEVICE_VENDOR_SPEC(0x0763, 0x2030), + .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) { +diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile +index ff8feca497460..ad175add3f1d2 100644 +--- a/tools/testing/selftests/futex/functional/Makefile ++++ b/tools/testing/selftests/futex/functional/Makefile +@@ -3,11 +3,11 @@ INCLUDES := -I../include -I../../ + CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES) + LDFLAGS := $(LDFLAGS) -pthread -lrt + +-HEADERS := \ ++LOCAL_HDRS := \ + ../include/futextest.h \ + ../include/atomic.h \ + ../include/logging.h +-TEST_GEN_FILES := \ ++TEST_GEN_PROGS := \ + futex_wait_timeout \ + futex_wait_wouldblock \ + futex_requeue_pi \ +@@ -19,5 +19,3 @@ TEST_GEN_FILES := \ + TEST_PROGS := run.sh + + include ../../lib.mk +- +-$(TEST_GEN_FILES): $(HEADERS) -- cgit v1.2.3-65-gdbad