commit: a6b107ab131fd3c7518d3b1e6e5161ba3bc718bb Author: Arisu Tachibana <alicef <AT> gentoo <DOT> org> AuthorDate: Fri Aug 1 10:32:00 2025 +0000 Commit: Arisu Tachibana <alicef <AT> gentoo <DOT> org> CommitDate: Fri Aug 1 10:32:00 2025 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=a6b107ab
Linux patch 5.4.271 Signed-off-by: Arisu Tachibana <alicef <AT> gentoo.org> 0000_README | 4 + 1270_linux-5.4.271.patch | 810 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 814 insertions(+) diff --git a/0000_README b/0000_README index 78e509b1..0065494a 100644 --- a/0000_README +++ b/0000_README @@ -1123,6 +1123,10 @@ Patch: 1269_linux-5.4.270.patch From: https://www.kernel.org Desc: Linux 5.4.270 +Patch: 1270_linux-5.4.271.patch +From: https://www.kernel.org +Desc: Linux 5.4.271 + 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/1270_linux-5.4.271.patch b/1270_linux-5.4.271.patch new file mode 100644 index 00000000..c2844a93 --- /dev/null +++ b/1270_linux-5.4.271.patch @@ -0,0 +1,810 @@ +diff --git a/Makefile b/Makefile +index dc7f4a6ca4bf3..56e53f77c0378 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 5 + PATCHLEVEL = 4 +-SUBLEVEL = 270 ++SUBLEVEL = 271 + EXTRAVERSION = + NAME = Kleptomaniac Octopus + +diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c +index 44688917d51fd..0418606ec3c06 100644 +--- a/arch/x86/kernel/cpu/intel.c ++++ b/arch/x86/kernel/cpu/intel.c +@@ -187,6 +187,90 @@ static bool bad_spectre_microcode(struct cpuinfo_x86 *c) + return false; + } + ++#define MSR_IA32_TME_ACTIVATE 0x982 ++ ++/* Helpers to access TME_ACTIVATE MSR */ ++#define TME_ACTIVATE_LOCKED(x) (x & 0x1) ++#define TME_ACTIVATE_ENABLED(x) (x & 0x2) ++ ++#define TME_ACTIVATE_POLICY(x) ((x >> 4) & 0xf) /* Bits 7:4 */ ++#define TME_ACTIVATE_POLICY_AES_XTS_128 0 ++ ++#define TME_ACTIVATE_KEYID_BITS(x) ((x >> 32) & 0xf) /* Bits 35:32 */ ++ ++#define TME_ACTIVATE_CRYPTO_ALGS(x) ((x >> 48) & 0xffff) /* Bits 63:48 */ ++#define TME_ACTIVATE_CRYPTO_AES_XTS_128 1 ++ ++/* Values for mktme_status (SW only construct) */ ++#define MKTME_ENABLED 0 ++#define MKTME_DISABLED 1 ++#define MKTME_UNINITIALIZED 2 ++static int mktme_status = MKTME_UNINITIALIZED; ++ ++static void detect_tme_early(struct cpuinfo_x86 *c) ++{ ++ u64 tme_activate, tme_policy, tme_crypto_algs; ++ int keyid_bits = 0, nr_keyids = 0; ++ static u64 tme_activate_cpu0 = 0; ++ ++ rdmsrl(MSR_IA32_TME_ACTIVATE, tme_activate); ++ ++ if (mktme_status != MKTME_UNINITIALIZED) { ++ if (tme_activate != tme_activate_cpu0) { ++ /* Broken BIOS? */ ++ pr_err_once("x86/tme: configuration is inconsistent between CPUs\n"); ++ pr_err_once("x86/tme: MKTME is not usable\n"); ++ mktme_status = MKTME_DISABLED; ++ ++ /* Proceed. We may need to exclude bits from x86_phys_bits. */ ++ } ++ } else { ++ tme_activate_cpu0 = tme_activate; ++ } ++ ++ if (!TME_ACTIVATE_LOCKED(tme_activate) || !TME_ACTIVATE_ENABLED(tme_activate)) { ++ pr_info_once("x86/tme: not enabled by BIOS\n"); ++ mktme_status = MKTME_DISABLED; ++ return; ++ } ++ ++ if (mktme_status != MKTME_UNINITIALIZED) ++ goto detect_keyid_bits; ++ ++ pr_info("x86/tme: enabled by BIOS\n"); ++ ++ tme_policy = TME_ACTIVATE_POLICY(tme_activate); ++ if (tme_policy != TME_ACTIVATE_POLICY_AES_XTS_128) ++ pr_warn("x86/tme: Unknown policy is active: %#llx\n", tme_policy); ++ ++ tme_crypto_algs = TME_ACTIVATE_CRYPTO_ALGS(tme_activate); ++ if (!(tme_crypto_algs & TME_ACTIVATE_CRYPTO_AES_XTS_128)) { ++ pr_err("x86/mktme: No known encryption algorithm is supported: %#llx\n", ++ tme_crypto_algs); ++ mktme_status = MKTME_DISABLED; ++ } ++detect_keyid_bits: ++ keyid_bits = TME_ACTIVATE_KEYID_BITS(tme_activate); ++ nr_keyids = (1UL << keyid_bits) - 1; ++ if (nr_keyids) { ++ pr_info_once("x86/mktme: enabled by BIOS\n"); ++ pr_info_once("x86/mktme: %d KeyIDs available\n", nr_keyids); ++ } else { ++ pr_info_once("x86/mktme: disabled by BIOS\n"); ++ } ++ ++ if (mktme_status == MKTME_UNINITIALIZED) { ++ /* MKTME is usable */ ++ mktme_status = MKTME_ENABLED; ++ } ++ ++ /* ++ * KeyID bits effectively lower the number of physical address ++ * bits. Update cpuinfo_x86::x86_phys_bits accordingly. ++ */ ++ c->x86_phys_bits -= keyid_bits; ++} ++ + static void early_init_intel(struct cpuinfo_x86 *c) + { + u64 misc_enable; +@@ -339,6 +423,13 @@ static void early_init_intel(struct cpuinfo_x86 *c) + */ + if (detect_extended_topology_early(c) < 0) + detect_ht_early(c); ++ ++ /* ++ * Adjust the number of physical bits early because it affects the ++ * valid bits of the MTRR mask registers. ++ */ ++ if (cpu_has(c, X86_FEATURE_TME)) ++ detect_tme_early(c); + } + + #ifdef CONFIG_X86_32 +@@ -540,90 +631,6 @@ static void detect_vmx_virtcap(struct cpuinfo_x86 *c) + } + } + +-#define MSR_IA32_TME_ACTIVATE 0x982 +- +-/* Helpers to access TME_ACTIVATE MSR */ +-#define TME_ACTIVATE_LOCKED(x) (x & 0x1) +-#define TME_ACTIVATE_ENABLED(x) (x & 0x2) +- +-#define TME_ACTIVATE_POLICY(x) ((x >> 4) & 0xf) /* Bits 7:4 */ +-#define TME_ACTIVATE_POLICY_AES_XTS_128 0 +- +-#define TME_ACTIVATE_KEYID_BITS(x) ((x >> 32) & 0xf) /* Bits 35:32 */ +- +-#define TME_ACTIVATE_CRYPTO_ALGS(x) ((x >> 48) & 0xffff) /* Bits 63:48 */ +-#define TME_ACTIVATE_CRYPTO_AES_XTS_128 1 +- +-/* Values for mktme_status (SW only construct) */ +-#define MKTME_ENABLED 0 +-#define MKTME_DISABLED 1 +-#define MKTME_UNINITIALIZED 2 +-static int mktme_status = MKTME_UNINITIALIZED; +- +-static void detect_tme(struct cpuinfo_x86 *c) +-{ +- u64 tme_activate, tme_policy, tme_crypto_algs; +- int keyid_bits = 0, nr_keyids = 0; +- static u64 tme_activate_cpu0 = 0; +- +- rdmsrl(MSR_IA32_TME_ACTIVATE, tme_activate); +- +- if (mktme_status != MKTME_UNINITIALIZED) { +- if (tme_activate != tme_activate_cpu0) { +- /* Broken BIOS? */ +- pr_err_once("x86/tme: configuration is inconsistent between CPUs\n"); +- pr_err_once("x86/tme: MKTME is not usable\n"); +- mktme_status = MKTME_DISABLED; +- +- /* Proceed. We may need to exclude bits from x86_phys_bits. */ +- } +- } else { +- tme_activate_cpu0 = tme_activate; +- } +- +- if (!TME_ACTIVATE_LOCKED(tme_activate) || !TME_ACTIVATE_ENABLED(tme_activate)) { +- pr_info_once("x86/tme: not enabled by BIOS\n"); +- mktme_status = MKTME_DISABLED; +- return; +- } +- +- if (mktme_status != MKTME_UNINITIALIZED) +- goto detect_keyid_bits; +- +- pr_info("x86/tme: enabled by BIOS\n"); +- +- tme_policy = TME_ACTIVATE_POLICY(tme_activate); +- if (tme_policy != TME_ACTIVATE_POLICY_AES_XTS_128) +- pr_warn("x86/tme: Unknown policy is active: %#llx\n", tme_policy); +- +- tme_crypto_algs = TME_ACTIVATE_CRYPTO_ALGS(tme_activate); +- if (!(tme_crypto_algs & TME_ACTIVATE_CRYPTO_AES_XTS_128)) { +- pr_err("x86/mktme: No known encryption algorithm is supported: %#llx\n", +- tme_crypto_algs); +- mktme_status = MKTME_DISABLED; +- } +-detect_keyid_bits: +- keyid_bits = TME_ACTIVATE_KEYID_BITS(tme_activate); +- nr_keyids = (1UL << keyid_bits) - 1; +- if (nr_keyids) { +- pr_info_once("x86/mktme: enabled by BIOS\n"); +- pr_info_once("x86/mktme: %d KeyIDs available\n", nr_keyids); +- } else { +- pr_info_once("x86/mktme: disabled by BIOS\n"); +- } +- +- if (mktme_status == MKTME_UNINITIALIZED) { +- /* MKTME is usable */ +- mktme_status = MKTME_ENABLED; +- } +- +- /* +- * KeyID bits effectively lower the number of physical address +- * bits. Update cpuinfo_x86::x86_phys_bits accordingly. +- */ +- c->x86_phys_bits -= keyid_bits; +-} +- + static void init_cpuid_fault(struct cpuinfo_x86 *c) + { + u64 msr; +@@ -758,9 +765,6 @@ static void init_intel(struct cpuinfo_x86 *c) + if (cpu_has(c, X86_FEATURE_VMX)) + detect_vmx_virtcap(c); + +- if (cpu_has(c, X86_FEATURE_TME)) +- detect_tme(c); +- + init_intel_misc_features(c); + + if (tsx_ctrl_state == TSX_CTRL_ENABLE) +diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c +index f2f10aeeea319..bd9b68e21ba74 100644 +--- a/drivers/dma/fsl-qdma.c ++++ b/drivers/dma/fsl-qdma.c +@@ -109,6 +109,7 @@ + #define FSL_QDMA_CMD_WTHROTL_OFFSET 20 + #define FSL_QDMA_CMD_DSEN_OFFSET 19 + #define FSL_QDMA_CMD_LWC_OFFSET 16 ++#define FSL_QDMA_CMD_PF BIT(17) + + /* Field definition for Descriptor offset */ + #define QDMA_CCDF_STATUS 20 +@@ -372,7 +373,8 @@ static void fsl_qdma_comp_fill_memcpy(struct fsl_qdma_comp *fsl_comp, + qdma_csgf_set_f(csgf_dest, len); + /* Descriptor Buffer */ + cmd = cpu_to_le32(FSL_QDMA_CMD_RWTTYPE << +- FSL_QDMA_CMD_RWTTYPE_OFFSET); ++ FSL_QDMA_CMD_RWTTYPE_OFFSET) | ++ FSL_QDMA_CMD_PF; + sdf->data = QDMA_SDDF_CMD(cmd); + + cmd = cpu_to_le32(FSL_QDMA_CMD_RWTTYPE << +@@ -1150,10 +1152,6 @@ static int fsl_qdma_probe(struct platform_device *pdev) + if (!fsl_qdma->queue) + return -ENOMEM; + +- ret = fsl_qdma_irq_init(pdev, fsl_qdma); +- if (ret) +- return ret; +- + fsl_qdma->irq_base = platform_get_irq_byname(pdev, "qdma-queue0"); + if (fsl_qdma->irq_base < 0) + return fsl_qdma->irq_base; +@@ -1192,16 +1190,19 @@ static int fsl_qdma_probe(struct platform_device *pdev) + + platform_set_drvdata(pdev, fsl_qdma); + +- ret = dma_async_device_register(&fsl_qdma->dma_dev); ++ ret = fsl_qdma_reg_init(fsl_qdma); + if (ret) { +- dev_err(&pdev->dev, +- "Can't register NXP Layerscape qDMA engine.\n"); ++ dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n"); + return ret; + } + +- ret = fsl_qdma_reg_init(fsl_qdma); ++ ret = fsl_qdma_irq_init(pdev, fsl_qdma); ++ if (ret) ++ return ret; ++ ++ ret = dma_async_device_register(&fsl_qdma->dma_dev); + if (ret) { +- dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n"); ++ dev_err(&pdev->dev, "Can't register NXP Layerscape qDMA engine.\n"); + return ret; + } + +diff --git a/drivers/firmware/efi/capsule-loader.c b/drivers/firmware/efi/capsule-loader.c +index b82cc8beac671..78c02717c368d 100644 +--- a/drivers/firmware/efi/capsule-loader.c ++++ b/drivers/firmware/efi/capsule-loader.c +@@ -291,7 +291,7 @@ static int efi_capsule_open(struct inode *inode, struct file *file) + return -ENOMEM; + } + +- cap_info->phys = kzalloc(sizeof(void *), GFP_KERNEL); ++ cap_info->phys = kzalloc(sizeof(phys_addr_t), GFP_KERNEL); + if (!cap_info->phys) { + kfree(cap_info->pages); + kfree(cap_info); +diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c +index e81307f9754e3..30aa7f82fc5b4 100644 +--- a/drivers/gpio/gpio-74x164.c ++++ b/drivers/gpio/gpio-74x164.c +@@ -128,8 +128,6 @@ static int gen_74x164_probe(struct spi_device *spi) + if (IS_ERR(chip->gpiod_oe)) + return PTR_ERR(chip->gpiod_oe); + +- gpiod_set_value_cansleep(chip->gpiod_oe, 1); +- + spi_set_drvdata(spi, chip); + + chip->gpio_chip.label = spi->modalias; +@@ -154,6 +152,8 @@ static int gen_74x164_probe(struct spi_device *spi) + goto exit_destroy; + } + ++ gpiod_set_value_cansleep(chip->gpiod_oe, 1); ++ + ret = gpiochip_add_data(&chip->gpio_chip, chip); + if (!ret) + return 0; +diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c +index ed939bb2f7006..8433af39c27ef 100644 +--- a/drivers/mmc/core/mmc.c ++++ b/drivers/mmc/core/mmc.c +@@ -991,10 +991,12 @@ static int mmc_select_bus_width(struct mmc_card *card) + static unsigned ext_csd_bits[] = { + EXT_CSD_BUS_WIDTH_8, + EXT_CSD_BUS_WIDTH_4, ++ EXT_CSD_BUS_WIDTH_1, + }; + static unsigned bus_widths[] = { + MMC_BUS_WIDTH_8, + MMC_BUS_WIDTH_4, ++ MMC_BUS_WIDTH_1, + }; + struct mmc_host *host = card->host; + unsigned idx, bus_width = 0; +diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c +index 146053c272c9b..e5961082a4afd 100644 +--- a/drivers/net/gtp.c ++++ b/drivers/net/gtp.c +@@ -1377,26 +1377,26 @@ static int __init gtp_init(void) + + get_random_bytes(>p_h_initval, sizeof(gtp_h_initval)); + +- err = rtnl_link_register(>p_link_ops); ++ err = register_pernet_subsys(>p_net_ops); + if (err < 0) + goto error_out; + +- err = register_pernet_subsys(>p_net_ops); ++ err = rtnl_link_register(>p_link_ops); + if (err < 0) +- goto unreg_rtnl_link; ++ goto unreg_pernet_subsys; + + err = genl_register_family(>p_genl_family); + if (err < 0) +- goto unreg_pernet_subsys; ++ goto unreg_rtnl_link; + + pr_info("GTP module loaded (pdp ctx size %zd bytes)\n", + sizeof(struct pdp_ctx)); + return 0; + +-unreg_pernet_subsys: +- unregister_pernet_subsys(>p_net_ops); + unreg_rtnl_link: + rtnl_link_unregister(>p_link_ops); ++unreg_pernet_subsys: ++ unregister_pernet_subsys(>p_net_ops); + error_out: + pr_err("error loading GTP module loaded\n"); + return err; +diff --git a/drivers/net/tun.c b/drivers/net/tun.c +index c595262c109ac..47958e6bd77fb 100644 +--- a/drivers/net/tun.c ++++ b/drivers/net/tun.c +@@ -715,6 +715,7 @@ static void __tun_detach(struct tun_file *tfile, bool clean) + tun->tfiles[tun->numqueues - 1]); + ntfile = rtnl_dereference(tun->tfiles[index]); + ntfile->queue_index = index; ++ ntfile->xdp_rxq.queue_index = index; + rcu_assign_pointer(tun->tfiles[tun->numqueues - 1], + NULL); + +diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c +index 5aad26600b03e..9b7db5fd9e08f 100644 +--- a/drivers/net/usb/dm9601.c ++++ b/drivers/net/usb/dm9601.c +@@ -231,7 +231,7 @@ static int dm9601_mdio_read(struct net_device *netdev, int phy_id, int loc) + err = dm_read_shared_word(dev, 1, loc, &res); + if (err < 0) { + netdev_err(dev->net, "MDIO read error: %d\n", err); +- return err; ++ return 0; + } + + netdev_dbg(dev->net, +diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c +index b51017966bb37..454a03f0bc69f 100644 +--- a/drivers/net/usb/lan78xx.c ++++ b/drivers/net/usb/lan78xx.c +@@ -2535,7 +2535,8 @@ static int lan78xx_reset(struct lan78xx_net *dev) + if (dev->chipid == ID_REV_CHIP_ID_7801_) + buf &= ~MAC_CR_GMII_EN_; + +- if (dev->chipid == ID_REV_CHIP_ID_7800_) { ++ if (dev->chipid == ID_REV_CHIP_ID_7800_ || ++ dev->chipid == ID_REV_CHIP_ID_7850_) { + ret = lan78xx_read_raw_eeprom(dev, 0, 1, &sig); + if (!ret && sig != EEPROM_INDICATOR) { + /* Implies there is no external eeprom. Set mac speed */ +diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c +index 01800cd97e3af..08c7e2b4155ad 100644 +--- a/drivers/power/supply/bq27xxx_battery_i2c.c ++++ b/drivers/power/supply/bq27xxx_battery_i2c.c +@@ -217,7 +217,9 @@ static int bq27xxx_battery_i2c_remove(struct i2c_client *client) + { + struct bq27xxx_device_info *di = i2c_get_clientdata(client); + +- free_irq(client->irq, di); ++ if (client->irq) ++ free_irq(client->irq, di); ++ + bq27xxx_battery_teardown(di); + + mutex_lock(&battery_mutex); +diff --git a/fs/afs/dir.c b/fs/afs/dir.c +index 8bed9df092301..1ada9b9cb21ec 100644 +--- a/fs/afs/dir.c ++++ b/fs/afs/dir.c +@@ -426,8 +426,10 @@ static int afs_dir_iterate_block(struct afs_vnode *dvnode, + dire->u.name[0] == '.' && + ctx->actor != afs_lookup_filldir && + ctx->actor != afs_lookup_one_filldir && +- memcmp(dire->u.name, ".__afs", 6) == 0) ++ memcmp(dire->u.name, ".__afs", 6) == 0) { ++ ctx->pos = blkoff + next * sizeof(union afs_xdr_dirent); + continue; ++ } + + /* found the next entry */ + if (!dir_emit(ctx, dire->u.name, nlen, +diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c +index 444e1e5d012e4..4abc0db6527ef 100644 +--- a/fs/btrfs/dev-replace.c ++++ b/fs/btrfs/dev-replace.c +@@ -535,6 +535,23 @@ static int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info, + return ret; + } + ++static int btrfs_check_replace_dev_names(struct btrfs_ioctl_dev_replace_args *args) ++{ ++ if (args->start.srcdevid == 0) { ++ if (memchr(args->start.srcdev_name, 0, ++ sizeof(args->start.srcdev_name)) == NULL) ++ return -ENAMETOOLONG; ++ } else { ++ args->start.srcdev_name[0] = 0; ++ } ++ ++ if (memchr(args->start.tgtdev_name, 0, ++ sizeof(args->start.tgtdev_name)) == NULL) ++ return -ENAMETOOLONG; ++ ++ return 0; ++} ++ + int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info, + struct btrfs_ioctl_dev_replace_args *args) + { +@@ -547,10 +564,9 @@ int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info, + default: + return -EINVAL; + } +- +- if ((args->start.srcdevid == 0 && args->start.srcdev_name[0] == '\0') || +- args->start.tgtdev_name[0] == '\0') +- return -EINVAL; ++ ret = btrfs_check_replace_dev_names(args); ++ if (ret < 0) ++ return ret; + + ret = btrfs_dev_replace_start(fs_info, args->start.tgtdev_name, + args->start.srcdevid, +diff --git a/fs/cachefiles/bind.c b/fs/cachefiles/bind.c +index dfb14dbddf51d..3b39552c23651 100644 +--- a/fs/cachefiles/bind.c ++++ b/fs/cachefiles/bind.c +@@ -245,6 +245,8 @@ static int cachefiles_daemon_add_cache(struct cachefiles_cache *cache) + kmem_cache_free(cachefiles_object_jar, fsdef); + error_root_object: + cachefiles_end_secure(cache, saved_cred); ++ put_cred(cache->cache_cred); ++ cache->cache_cred = NULL; + pr_err("Failed to register: %d\n", ret); + return ret; + } +@@ -265,6 +267,7 @@ void cachefiles_daemon_unbind(struct cachefiles_cache *cache) + + dput(cache->graveyard); + mntput(cache->mnt); ++ put_cred(cache->cache_cred); + + kfree(cache->rootdirname); + kfree(cache->secctx); +diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c +index b1d31c78fc9de..47b292f9b4f80 100644 +--- a/fs/hugetlbfs/inode.c ++++ b/fs/hugetlbfs/inode.c +@@ -1205,6 +1205,7 @@ static int hugetlbfs_parse_param(struct fs_context *fc, struct fs_parameter *par + { + struct hugetlbfs_fs_context *ctx = fc->fs_private; + struct fs_parse_result result; ++ struct hstate *h; + char *rest; + unsigned long ps; + int opt; +@@ -1249,11 +1250,12 @@ static int hugetlbfs_parse_param(struct fs_context *fc, struct fs_parameter *par + + case Opt_pagesize: + ps = memparse(param->string, &rest); +- ctx->hstate = size_to_hstate(ps); +- if (!ctx->hstate) { ++ h = size_to_hstate(ps); ++ if (!h) { + pr_err("Unsupported page size %lu MB\n", ps >> 20); + return -EINVAL; + } ++ ctx->hstate = h; + return 0; + + case Opt_min_size: +diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c +index 54c55c30db17b..289fb28529f8c 100644 +--- a/net/bluetooth/hci_core.c ++++ b/net/bluetooth/hci_core.c +@@ -2272,6 +2272,7 @@ static void hci_error_reset(struct work_struct *work) + { + struct hci_dev *hdev = container_of(work, struct hci_dev, error_reset); + ++ hci_dev_hold(hdev); + BT_DBG("%s", hdev->name); + + if (hdev->hw_error) +@@ -2279,10 +2280,10 @@ static void hci_error_reset(struct work_struct *work) + else + bt_dev_err(hdev, "hardware error 0x%2.2x", hdev->hw_error_code); + +- if (hci_dev_do_close(hdev)) +- return; ++ if (!hci_dev_do_close(hdev)) ++ hci_dev_do_open(hdev); + +- hci_dev_do_open(hdev); ++ hci_dev_put(hdev); + } + + void hci_uuids_clear(struct hci_dev *hdev) +diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c +index f5b46ea9d4c4d..32793d22ba61c 100644 +--- a/net/bluetooth/hci_event.c ++++ b/net/bluetooth/hci_event.c +@@ -4469,9 +4469,12 @@ static void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb) + hci_dev_lock(hdev); + + conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); +- if (!conn || !hci_conn_ssp_enabled(conn)) ++ if (!conn || !hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) + goto unlock; + ++ /* Assume remote supports SSP since it has triggered this event */ ++ set_bit(HCI_CONN_SSP_ENABLED, &conn->flags); ++ + hci_conn_hold(conn); + + if (!hci_dev_test_flag(hdev, HCI_MGMT)) +@@ -5766,6 +5769,10 @@ static void hci_le_remote_conn_param_req_evt(struct hci_dev *hdev, + return send_conn_param_neg_reply(hdev, handle, + HCI_ERROR_UNKNOWN_CONN_ID); + ++ if (max > hcon->le_conn_max_interval) ++ return send_conn_param_neg_reply(hdev, handle, ++ HCI_ERROR_INVALID_LL_PARAMS); ++ + if (hci_check_conn_params(min, max, latency, timeout)) + return send_conn_param_neg_reply(hdev, handle, + HCI_ERROR_INVALID_LL_PARAMS); +diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c +index 61bf489265505..9c06f5ffd1b5f 100644 +--- a/net/bluetooth/l2cap_core.c ++++ b/net/bluetooth/l2cap_core.c +@@ -5331,7 +5331,13 @@ static inline int l2cap_conn_param_update_req(struct l2cap_conn *conn, + + memset(&rsp, 0, sizeof(rsp)); + +- err = hci_check_conn_params(min, max, latency, to_multiplier); ++ if (max > hcon->le_conn_max_interval) { ++ BT_DBG("requested connection interval exceeds current bounds."); ++ err = -EINVAL; ++ } else { ++ err = hci_check_conn_params(min, max, latency, to_multiplier); ++ } ++ + if (err) + rsp.result = cpu_to_le16(L2CAP_CONN_PARAM_REJECTED); + else +diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c +index bb1a273840775..ee599636f817f 100644 +--- a/net/core/rtnetlink.c ++++ b/net/core/rtnetlink.c +@@ -4586,10 +4586,9 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, + struct net *net = sock_net(skb->sk); + struct ifinfomsg *ifm; + struct net_device *dev; +- struct nlattr *br_spec, *attr = NULL; ++ struct nlattr *br_spec, *attr, *br_flags_attr = NULL; + int rem, err = -EOPNOTSUPP; + u16 flags = 0; +- bool have_flags = false; + + if (nlmsg_len(nlh) < sizeof(*ifm)) + return -EINVAL; +@@ -4607,11 +4606,11 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, + br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); + if (br_spec) { + nla_for_each_nested(attr, br_spec, rem) { +- if (nla_type(attr) == IFLA_BRIDGE_FLAGS && !have_flags) { ++ if (nla_type(attr) == IFLA_BRIDGE_FLAGS && !br_flags_attr) { + if (nla_len(attr) < sizeof(flags)) + return -EINVAL; + +- have_flags = true; ++ br_flags_attr = attr; + flags = nla_get_u16(attr); + } + +@@ -4655,8 +4654,8 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, + } + } + +- if (have_flags) +- memcpy(nla_data(attr), &flags, sizeof(flags)); ++ if (br_flags_attr) ++ memcpy(nla_data(br_flags_attr), &flags, sizeof(flags)); + out: + return err; + } +diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c +index 4559edad8cec5..ba1decf81fe32 100644 +--- a/net/ipv4/ip_tunnel.c ++++ b/net/ipv4/ip_tunnel.c +@@ -547,6 +547,20 @@ static int tnl_update_pmtu(struct net_device *dev, struct sk_buff *skb, + return 0; + } + ++static void ip_tunnel_adj_headroom(struct net_device *dev, unsigned int headroom) ++{ ++ /* we must cap headroom to some upperlimit, else pskb_expand_head ++ * will overflow header offsets in skb_headers_offset_update(). ++ */ ++ static const unsigned int max_allowed = 512; ++ ++ if (headroom > max_allowed) ++ headroom = max_allowed; ++ ++ if (headroom > READ_ONCE(dev->needed_headroom)) ++ WRITE_ONCE(dev->needed_headroom, headroom); ++} ++ + void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, + u8 proto, int tunnel_hlen) + { +@@ -620,13 +634,13 @@ void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, + } + + headroom += LL_RESERVED_SPACE(rt->dst.dev) + rt->dst.header_len; +- if (headroom > READ_ONCE(dev->needed_headroom)) +- WRITE_ONCE(dev->needed_headroom, headroom); +- +- if (skb_cow_head(skb, READ_ONCE(dev->needed_headroom))) { ++ if (skb_cow_head(skb, headroom)) { + ip_rt_put(rt); + goto tx_dropped; + } ++ ++ ip_tunnel_adj_headroom(dev, headroom); ++ + iptunnel_xmit(NULL, rt, skb, fl4.saddr, fl4.daddr, proto, tos, ttl, + df, !net_eq(tunnel->net, dev_net(dev))); + return; +@@ -804,16 +818,16 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, + + max_headroom = LL_RESERVED_SPACE(rt->dst.dev) + sizeof(struct iphdr) + + rt->dst.header_len + ip_encap_hlen(&tunnel->encap); +- if (max_headroom > READ_ONCE(dev->needed_headroom)) +- WRITE_ONCE(dev->needed_headroom, max_headroom); + +- if (skb_cow_head(skb, READ_ONCE(dev->needed_headroom))) { ++ if (skb_cow_head(skb, max_headroom)) { + ip_rt_put(rt); + dev->stats.tx_dropped++; + kfree_skb(skb); + return; + } + ++ ip_tunnel_adj_headroom(dev, max_headroom); ++ + iptunnel_xmit(NULL, rt, skb, fl4.saddr, fl4.daddr, protocol, tos, ttl, + df, !net_eq(tunnel->net, dev_net(dev))); + return; +diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c +index 6fcbe8912b431..974e650e749e6 100644 +--- a/net/ipv6/addrconf.c ++++ b/net/ipv6/addrconf.c +@@ -5380,9 +5380,10 @@ static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr *nlh, + } + + addr = extract_addr(tb[IFA_ADDRESS], tb[IFA_LOCAL], &peer); +- if (!addr) +- return -EINVAL; +- ++ if (!addr) { ++ err = -EINVAL; ++ goto errout; ++ } + ifm = nlmsg_data(nlh); + if (ifm->ifa_index) + dev = dev_get_by_index(tgt_net, ifm->ifa_index); +diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c +index 2372f0bbb133d..fdce5012a4f3c 100644 +--- a/net/netfilter/nft_compat.c ++++ b/net/netfilter/nft_compat.c +@@ -336,10 +336,20 @@ static int nft_target_validate(const struct nft_ctx *ctx, + + if (ctx->family != NFPROTO_IPV4 && + ctx->family != NFPROTO_IPV6 && ++ ctx->family != NFPROTO_INET && + ctx->family != NFPROTO_BRIDGE && + ctx->family != NFPROTO_ARP) + return -EOPNOTSUPP; + ++ ret = nft_chain_validate_hooks(ctx->chain, ++ (1 << NF_INET_PRE_ROUTING) | ++ (1 << NF_INET_LOCAL_IN) | ++ (1 << NF_INET_FORWARD) | ++ (1 << NF_INET_LOCAL_OUT) | ++ (1 << NF_INET_POST_ROUTING)); ++ if (ret) ++ return ret; ++ + if (nft_is_base_chain(ctx->chain)) { + const struct nft_base_chain *basechain = + nft_base_chain(ctx->chain); +@@ -584,10 +594,20 @@ static int nft_match_validate(const struct nft_ctx *ctx, + + if (ctx->family != NFPROTO_IPV4 && + ctx->family != NFPROTO_IPV6 && ++ ctx->family != NFPROTO_INET && + ctx->family != NFPROTO_BRIDGE && + ctx->family != NFPROTO_ARP) + return -EOPNOTSUPP; + ++ ret = nft_chain_validate_hooks(ctx->chain, ++ (1 << NF_INET_PRE_ROUTING) | ++ (1 << NF_INET_LOCAL_IN) | ++ (1 << NF_INET_FORWARD) | ++ (1 << NF_INET_LOCAL_OUT) | ++ (1 << NF_INET_POST_ROUTING)); ++ if (ret) ++ return ret; ++ + if (nft_is_base_chain(ctx->chain)) { + const struct nft_base_chain *basechain = + nft_base_chain(ctx->chain); +diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c +index bd9b3cd25a76c..3808b12da7f6e 100644 +--- a/net/netlink/af_netlink.c ++++ b/net/netlink/af_netlink.c +@@ -156,7 +156,7 @@ static inline u32 netlink_group_mask(u32 group) + static struct sk_buff *netlink_to_full_skb(const struct sk_buff *skb, + gfp_t gfp_mask) + { +- unsigned int len = skb_end_offset(skb); ++ unsigned int len = skb->len; + struct sk_buff *new; + + new = alloc_skb(len, gfp_mask); +diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c +index 494de0161d2fc..c698fc458f5f9 100644 +--- a/net/wireless/nl80211.c ++++ b/net/wireless/nl80211.c +@@ -3527,6 +3527,8 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info) + + if (ntype != NL80211_IFTYPE_MESH_POINT) + return -EINVAL; ++ if (otype != NL80211_IFTYPE_MESH_POINT) ++ return -EINVAL; + if (netif_running(dev)) + return -EBUSY; + +diff --git a/sound/core/Makefile b/sound/core/Makefile +index d123587c0fd8f..bc04acf4a45ce 100644 +--- a/sound/core/Makefile ++++ b/sound/core/Makefile +@@ -32,7 +32,6 @@ snd-pcm-dmaengine-objs := pcm_dmaengine.o + snd-rawmidi-objs := rawmidi.o + snd-timer-objs := timer.o + snd-hrtimer-objs := hrtimer.o +-snd-rtctimer-objs := rtctimer.o + snd-hwdep-objs := hwdep.o + snd-seq-device-objs := seq_device.o +
