commit: b8ebdaacbc21d984b8b46909f0fa94bca15392a9 Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Wed Mar 2 13:08:29 2022 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Wed Mar 2 13:08:29 2022 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=b8ebdaac
Linux patch 4.14.269 Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> 0000_README | 4 + 1268_linux-4.14.269.patch | 1019 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 1023 insertions(+) diff --git a/0000_README b/0000_README index d97a880d..a89f7164 100644 --- a/0000_README +++ b/0000_README @@ -1119,6 +1119,10 @@ Patch: 1267_linux-4.14.268.patch From: https://www.kernel.org Desc: Linux 4.14.268 +Patch: 1268_linux-4.14.269.patch +From: https://www.kernel.org +Desc: Linux 4.14.269 + 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/1268_linux-4.14.269.patch b/1268_linux-4.14.269.patch new file mode 100644 index 00000000..49c2a68a --- /dev/null +++ b/1268_linux-4.14.269.patch @@ -0,0 +1,1019 @@ +diff --git a/Makefile b/Makefile +index e3be05e00d9d2..560ecede8070b 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 4 + PATCHLEVEL = 14 +-SUBLEVEL = 268 ++SUBLEVEL = 269 + EXTRAVERSION = + NAME = Petit Gorille + +diff --git a/arch/parisc/kernel/unaligned.c b/arch/parisc/kernel/unaligned.c +index e36f7b75ab07b..b3c19ab2485ce 100644 +--- a/arch/parisc/kernel/unaligned.c ++++ b/arch/parisc/kernel/unaligned.c +@@ -354,7 +354,7 @@ static int emulate_stw(struct pt_regs *regs, int frreg, int flop) + : "r" (val), "r" (regs->ior), "r" (regs->isr) + : "r19", "r20", "r21", "r22", "r1", FIXUP_BRANCH_CLOBBER ); + +- return 0; ++ return ret; + } + static int emulate_std(struct pt_regs *regs, int frreg, int flop) + { +@@ -411,7 +411,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop) + __asm__ __volatile__ ( + " mtsp %4, %%sr1\n" + " zdep %2, 29, 2, %%r19\n" +-" dep %%r0, 31, 2, %2\n" ++" dep %%r0, 31, 2, %3\n" + " mtsar %%r19\n" + " zvdepi -2, 32, %%r19\n" + "1: ldw 0(%%sr1,%3),%%r20\n" +@@ -423,7 +423,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop) + " andcm %%r21, %%r19, %%r21\n" + " or %1, %%r20, %1\n" + " or %2, %%r21, %2\n" +-"3: stw %1,0(%%sr1,%1)\n" ++"3: stw %1,0(%%sr1,%3)\n" + "4: stw %%r1,4(%%sr1,%3)\n" + "5: stw %2,8(%%sr1,%3)\n" + " copy %%r0, %0\n" +@@ -611,7 +611,6 @@ void handle_unaligned(struct pt_regs *regs) + ret = ERR_NOTHANDLED; /* "undefined", but lets kill them. */ + break; + } +-#ifdef CONFIG_PA20 + switch (regs->iir & OPCODE2_MASK) + { + case OPCODE_FLDD_L: +@@ -622,22 +621,23 @@ void handle_unaligned(struct pt_regs *regs) + flop=1; + ret = emulate_std(regs, R2(regs->iir),1); + break; ++#ifdef CONFIG_PA20 + case OPCODE_LDD_L: + ret = emulate_ldd(regs, R2(regs->iir),0); + break; + case OPCODE_STD_L: + ret = emulate_std(regs, R2(regs->iir),0); + break; +- } + #endif ++ } + switch (regs->iir & OPCODE3_MASK) + { + case OPCODE_FLDW_L: + flop=1; +- ret = emulate_ldw(regs, R2(regs->iir),0); ++ ret = emulate_ldw(regs, R2(regs->iir), 1); + break; + case OPCODE_LDW_M: +- ret = emulate_ldw(regs, R2(regs->iir),1); ++ ret = emulate_ldw(regs, R2(regs->iir), 0); + break; + + case OPCODE_FSTW_L: +diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c +index 3ba843f5cdc0f..821fc1f2324c8 100644 +--- a/drivers/ata/pata_hpt37x.c ++++ b/drivers/ata/pata_hpt37x.c +@@ -919,6 +919,20 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) + irqmask &= ~0x10; + pci_write_config_byte(dev, 0x5a, irqmask); + ++ /* ++ * HPT371 chips physically have only one channel, the secondary one, ++ * but the primary channel registers do exist! Go figure... ++ * So, we manually disable the non-existing channel here ++ * (if the BIOS hasn't done this already). ++ */ ++ if (dev->device == PCI_DEVICE_ID_TTI_HPT371) { ++ u8 mcr1; ++ ++ pci_read_config_byte(dev, 0x50, &mcr1); ++ mcr1 &= ~0x04; ++ pci_write_config_byte(dev, 0x50, mcr1); ++ } ++ + /* + * default to pci clock. make sure MA15/16 are set to output + * to prevent drives having problems with 40-pin cables. Needed +diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c +index 51276dd0d864c..4824c775dd7d0 100644 +--- a/drivers/gpu/drm/drm_edid.c ++++ b/drivers/gpu/drm/drm_edid.c +@@ -4418,6 +4418,7 @@ static void drm_add_display_info(struct drm_connector *connector, + if (!(edid->input & DRM_EDID_INPUT_DIGITAL)) + return; + ++ info->color_formats |= DRM_COLOR_FORMAT_RGB444; + drm_parse_cea_ext(connector, edid); + + /* +@@ -4466,7 +4467,6 @@ static void drm_add_display_info(struct drm_connector *connector, + DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n", + connector->name, info->bpc); + +- info->color_formats |= DRM_COLOR_FORMAT_RGB444; + if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444) + info->color_formats |= DRM_COLOR_FORMAT_YCRCB444; + if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422) +diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c +index 8cf3d1b4662de..ce70a193caa7f 100644 +--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c ++++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c +@@ -70,13 +70,20 @@ nvkm_pmu_fini(struct nvkm_subdev *subdev, bool suspend) + return 0; + } + +-static void ++static int + nvkm_pmu_reset(struct nvkm_pmu *pmu) + { + struct nvkm_device *device = pmu->subdev.device; + + if (!pmu->func->enabled(pmu)) +- return; ++ return 0; ++ ++ /* Inhibit interrupts, and wait for idle. */ ++ nvkm_wr32(device, 0x10a014, 0x0000ffff); ++ nvkm_msec(device, 2000, ++ if (!nvkm_rd32(device, 0x10a04c)) ++ break; ++ ); + + /* Reset. */ + if (pmu->func->reset) +@@ -87,37 +94,25 @@ nvkm_pmu_reset(struct nvkm_pmu *pmu) + if (!(nvkm_rd32(device, 0x10a10c) & 0x00000006)) + break; + ); ++ ++ return 0; + } + + static int + nvkm_pmu_preinit(struct nvkm_subdev *subdev) + { + struct nvkm_pmu *pmu = nvkm_pmu(subdev); +- nvkm_pmu_reset(pmu); +- return 0; ++ return nvkm_pmu_reset(pmu); + } + + static int + nvkm_pmu_init(struct nvkm_subdev *subdev) + { + struct nvkm_pmu *pmu = nvkm_pmu(subdev); +- struct nvkm_device *device = pmu->subdev.device; +- +- if (!pmu->func->init) +- return 0; +- +- if (pmu->func->enabled(pmu)) { +- /* Inhibit interrupts, and wait for idle. */ +- nvkm_wr32(device, 0x10a014, 0x0000ffff); +- nvkm_msec(device, 2000, +- if (!nvkm_rd32(device, 0x10a04c)) +- break; +- ); +- +- nvkm_pmu_reset(pmu); +- } +- +- return pmu->func->init(pmu); ++ int ret = nvkm_pmu_reset(pmu); ++ if (ret == 0 && pmu->func->init) ++ ret = pmu->func->init(pmu); ++ return ret; + } + + static int +diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c +index 8f3606de4eafb..47be2cd2c60db 100644 +--- a/drivers/iio/adc/men_z188_adc.c ++++ b/drivers/iio/adc/men_z188_adc.c +@@ -107,6 +107,7 @@ static int men_z188_probe(struct mcb_device *dev, + struct z188_adc *adc; + struct iio_dev *indio_dev; + struct resource *mem; ++ int ret; + + indio_dev = devm_iio_device_alloc(&dev->dev, sizeof(struct z188_adc)); + if (!indio_dev) +@@ -133,8 +134,14 @@ static int men_z188_probe(struct mcb_device *dev, + adc->mem = mem; + mcb_set_drvdata(dev, indio_dev); + +- return iio_device_register(indio_dev); ++ ret = iio_device_register(indio_dev); ++ if (ret) ++ goto err_unmap; ++ ++ return 0; + ++err_unmap: ++ iounmap(adc->base); + err: + mcb_release_mem(mem); + return -ENXIO; +diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c +index 9f7287f45d06f..63358c4c8e57c 100644 +--- a/drivers/infiniband/ulp/srp/ib_srp.c ++++ b/drivers/infiniband/ulp/srp/ib_srp.c +@@ -3683,9 +3683,11 @@ static void srp_remove_one(struct ib_device *device, void *client_data) + spin_unlock(&host->target_lock); + + /* +- * Wait for tl_err and target port removal tasks. ++ * srp_queue_remove_work() queues a call to ++ * srp_remove_target(). The latter function cancels ++ * target->tl_err_work so waiting for the remove works to ++ * finish is sufficient. + */ +- flush_workqueue(system_long_wq); + flush_workqueue(srp_remove_wq); + + kfree(host); +diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +index 377f91885bdaa..76d5ec11514db 100644 +--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c ++++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +@@ -1662,7 +1662,7 @@ static int mlx5e_get_module_eeprom(struct net_device *netdev, + if (size_read < 0) { + netdev_err(priv->netdev, "%s: mlx5_query_eeprom failed:0x%x\n", + __func__, size_read); +- return 0; ++ return size_read; + } + + i += size_read; +diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c +index 8c9eae5f30722..92a7247b62999 100644 +--- a/drivers/net/usb/cdc_ether.c ++++ b/drivers/net/usb/cdc_ether.c +@@ -584,6 +584,11 @@ static const struct usb_device_id products[] = { + .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + ++#define ZAURUS_FAKE_INTERFACE \ ++ .bInterfaceClass = USB_CLASS_COMM, \ ++ .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ ++ .bInterfaceProtocol = USB_CDC_PROTO_NONE ++ + /* SA-1100 based Sharp Zaurus ("collie"), or compatible; + * wire-incompatible with true CDC Ethernet implementations. + * (And, it seems, needlessly so...) +@@ -637,6 +642,13 @@ static const struct usb_device_id products[] = { + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_MASTER_INTERFACE, + .driver_info = 0, ++}, { ++ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO ++ | USB_DEVICE_ID_MATCH_DEVICE, ++ .idVendor = 0x04DD, ++ .idProduct = 0x9032, /* SL-6000 */ ++ ZAURUS_FAKE_INTERFACE, ++ .driver_info = 0, + }, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, +diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c +index 2d316c1b851b2..a97dd62b9d54b 100644 +--- a/drivers/net/usb/sr9700.c ++++ b/drivers/net/usb/sr9700.c +@@ -410,7 +410,7 @@ static int sr9700_rx_fixup(struct usbnet *dev, struct sk_buff *skb) + /* ignore the CRC length */ + len = (skb->data[1] | (skb->data[2] << 8)) - 4; + +- if (len > ETH_FRAME_LEN) ++ if (len > ETH_FRAME_LEN || len > skb->len) + return 0; + + /* the last packet of current skb */ +diff --git a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c +index 9c2196c3fd113..1f19fc5e6117e 100644 +--- a/drivers/net/usb/zaurus.c ++++ b/drivers/net/usb/zaurus.c +@@ -268,6 +268,11 @@ static const struct usb_device_id products [] = { + .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + ++#define ZAURUS_FAKE_INTERFACE \ ++ .bInterfaceClass = USB_CLASS_COMM, \ ++ .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ ++ .bInterfaceProtocol = USB_CDC_PROTO_NONE ++ + /* SA-1100 based Sharp Zaurus ("collie"), or compatible. */ + { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO +@@ -325,6 +330,13 @@ static const struct usb_device_id products [] = { + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_MASTER_INTERFACE, + .driver_info = ZAURUS_PXA_INFO, ++}, { ++ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO ++ | USB_DEVICE_ID_MATCH_DEVICE, ++ .idVendor = 0x04DD, ++ .idProduct = 0x9032, /* SL-6000 */ ++ ZAURUS_FAKE_INTERFACE, ++ .driver_info = (unsigned long)&bogus_mdlm_info, + }, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, +diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c +index 52a43922b4fea..28133a8e3169b 100644 +--- a/drivers/tty/n_gsm.c ++++ b/drivers/tty/n_gsm.c +@@ -440,7 +440,7 @@ static u8 gsm_encode_modem(const struct gsm_dlci *dlci) + modembits |= MDM_RTR; + if (dlci->modem_tx & TIOCM_RI) + modembits |= MDM_IC; +- if (dlci->modem_tx & TIOCM_CD) ++ if (dlci->modem_tx & TIOCM_CD || dlci->gsm->initiator) + modembits |= MDM_DV; + return modembits; + } +@@ -1502,7 +1502,7 @@ static void gsm_dlci_t1(unsigned long data) + dlci->mode = DLCI_MODE_ADM; + gsm_dlci_open(dlci); + } else { +- gsm_dlci_close(dlci); ++ gsm_dlci_begin_close(dlci); /* prevent half open link */ + } + + break; +diff --git a/drivers/tty/serial/8250/8250_of.c b/drivers/tty/serial/8250/8250_of.c +index c51044ba503c3..0e83ce81ca332 100644 +--- a/drivers/tty/serial/8250/8250_of.c ++++ b/drivers/tty/serial/8250/8250_of.c +@@ -102,8 +102,17 @@ static int of_platform_serial_setup(struct platform_device *ofdev, + port->mapsize = resource_size(&resource); + + /* Check for shifted address mapping */ +- if (of_property_read_u32(np, "reg-offset", &prop) == 0) ++ if (of_property_read_u32(np, "reg-offset", &prop) == 0) { ++ if (prop >= port->mapsize) { ++ dev_warn(&ofdev->dev, "reg-offset %u exceeds region size %pa\n", ++ prop, &port->mapsize); ++ ret = -EINVAL; ++ goto err_unprepare; ++ } ++ + port->mapbase += prop; ++ port->mapsize -= prop; ++ } + + /* Compatibility with the deprecated pxa driver and 8250_pxa drivers. */ + if (of_device_is_compatible(np, "mrvl,mmp-uart")) +diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c +index dcbd3e0ec2d95..0273a1649f236 100644 +--- a/drivers/usb/dwc3/gadget.c ++++ b/drivers/usb/dwc3/gadget.c +@@ -3153,9 +3153,11 @@ static irqreturn_t dwc3_thread_interrupt(int irq, void *_evt) + unsigned long flags; + irqreturn_t ret = IRQ_NONE; + ++ local_bh_disable(); + spin_lock_irqsave(&dwc->lock, flags); + ret = dwc3_process_event_buf(evt); + spin_unlock_irqrestore(&dwc->lock, flags); ++ local_bh_enable(); + + return ret; + } +diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c +index 743d41c6952b5..55be224b64a48 100644 +--- a/drivers/usb/gadget/function/rndis.c ++++ b/drivers/usb/gadget/function/rndis.c +@@ -922,6 +922,7 @@ struct rndis_params *rndis_register(void (*resp_avail)(void *v), void *v) + params->resp_avail = resp_avail; + params->v = v; + INIT_LIST_HEAD(¶ms->resp_queue); ++ spin_lock_init(¶ms->resp_lock); + pr_debug("%s: configNr = %d\n", __func__, i); + + return params; +@@ -1015,12 +1016,14 @@ void rndis_free_response(struct rndis_params *params, u8 *buf) + { + rndis_resp_t *r, *n; + ++ spin_lock(¶ms->resp_lock); + list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) { + if (r->buf == buf) { + list_del(&r->list); + kfree(r); + } + } ++ spin_unlock(¶ms->resp_lock); + } + EXPORT_SYMBOL_GPL(rndis_free_response); + +@@ -1030,14 +1033,17 @@ u8 *rndis_get_next_response(struct rndis_params *params, u32 *length) + + if (!length) return NULL; + ++ spin_lock(¶ms->resp_lock); + list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) { + if (!r->send) { + r->send = 1; + *length = r->length; ++ spin_unlock(¶ms->resp_lock); + return r->buf; + } + } + ++ spin_unlock(¶ms->resp_lock); + return NULL; + } + EXPORT_SYMBOL_GPL(rndis_get_next_response); +@@ -1054,7 +1060,9 @@ static rndis_resp_t *rndis_add_response(struct rndis_params *params, u32 length) + r->length = length; + r->send = 0; + ++ spin_lock(¶ms->resp_lock); + list_add_tail(&r->list, ¶ms->resp_queue); ++ spin_unlock(¶ms->resp_lock); + return r; + } + +diff --git a/drivers/usb/gadget/function/rndis.h b/drivers/usb/gadget/function/rndis.h +index 21e0430ffb986..463ac45ef4cb9 100644 +--- a/drivers/usb/gadget/function/rndis.h ++++ b/drivers/usb/gadget/function/rndis.h +@@ -177,6 +177,7 @@ typedef struct rndis_params { + void (*resp_avail)(void *v); + void *v; + struct list_head resp_queue; ++ spinlock_t resp_lock; + } rndis_params; + + /* RNDIS Message parser and other useless functions */ +diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c +index de207a90571ef..c2e396e004929 100644 +--- a/drivers/usb/gadget/udc/udc-xilinx.c ++++ b/drivers/usb/gadget/udc/udc-xilinx.c +@@ -1620,6 +1620,8 @@ static void xudc_getstatus(struct xusb_udc *udc) + break; + case USB_RECIP_ENDPOINT: + epnum = udc->setup.wIndex & USB_ENDPOINT_NUMBER_MASK; ++ if (epnum >= XUSB_MAX_ENDPOINTS) ++ goto stall; + target_ep = &udc->ep[epnum]; + epcfgreg = udc->read_fn(udc->addr + target_ep->offset); + halt = epcfgreg & XUSB_EP_CFG_STALL_MASK; +@@ -1687,6 +1689,10 @@ static void xudc_set_clear_feature(struct xusb_udc *udc) + case USB_RECIP_ENDPOINT: + if (!udc->setup.wValue) { + endpoint = udc->setup.wIndex & USB_ENDPOINT_NUMBER_MASK; ++ if (endpoint >= XUSB_MAX_ENDPOINTS) { ++ xudc_ep0_stall(udc); ++ return; ++ } + target_ep = &udc->ep[endpoint]; + outinbit = udc->setup.wIndex & USB_ENDPOINT_DIR_MASK; + outinbit = outinbit >> 7; +diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c +index 7e1b5e00e1f4f..98fbf396c10ec 100644 +--- a/drivers/usb/host/xhci.c ++++ b/drivers/usb/host/xhci.c +@@ -1022,6 +1022,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) + int retval = 0; + bool comp_timer_running = false; + bool pending_portevent = false; ++ bool reinit_xhc = false; + + if (!hcd->state) + return 0; +@@ -1038,10 +1039,11 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) + set_bit(HCD_FLAG_HW_ACCESSIBLE, &xhci->shared_hcd->flags); + + spin_lock_irq(&xhci->lock); +- if ((xhci->quirks & XHCI_RESET_ON_RESUME) || xhci->broken_suspend) +- hibernated = true; + +- if (!hibernated) { ++ if (hibernated || xhci->quirks & XHCI_RESET_ON_RESUME || xhci->broken_suspend) ++ reinit_xhc = true; ++ ++ if (!reinit_xhc) { + /* + * Some controllers might lose power during suspend, so wait + * for controller not ready bit to clear, just as in xHC init. +@@ -1074,12 +1076,17 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) + spin_unlock_irq(&xhci->lock); + return -ETIMEDOUT; + } +- temp = readl(&xhci->op_regs->status); + } + +- /* If restore operation fails, re-initialize the HC during resume */ +- if ((temp & STS_SRE) || hibernated) { ++ temp = readl(&xhci->op_regs->status); + ++ /* re-initialize the HC on Restore Error, or Host Controller Error */ ++ if (temp & (STS_SRE | STS_HCE)) { ++ reinit_xhc = true; ++ xhci_warn(xhci, "xHC error in resume, USBSTS 0x%x, Reinit\n", temp); ++ } ++ ++ if (reinit_xhc) { + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && + !(xhci_all_ports_seen_u0(xhci))) { + del_timer_sync(&xhci->comp_mode_recovery_timer); +@@ -1390,9 +1397,12 @@ static int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag + struct urb_priv *urb_priv; + int num_tds; + +- if (!urb || xhci_check_args(hcd, urb->dev, urb->ep, +- true, true, __func__) <= 0) ++ if (!urb) + return -EINVAL; ++ ret = xhci_check_args(hcd, urb->dev, urb->ep, ++ true, true, __func__); ++ if (ret <= 0) ++ return ret ? ret : -EINVAL; + + slot_id = urb->dev->slot_id; + ep_index = xhci_get_endpoint_index(&urb->ep->desc); +@@ -3019,7 +3029,7 @@ static int xhci_check_streams_endpoint(struct xhci_hcd *xhci, + return -EINVAL; + ret = xhci_check_args(xhci_to_hcd(xhci), udev, ep, 1, true, __func__); + if (ret <= 0) +- return -EINVAL; ++ return ret ? ret : -EINVAL; + if (usb_ss_max_streams(&ep->ss_ep_comp) == 0) { + xhci_warn(xhci, "WARN: SuperSpeed Endpoint Companion" + " descriptor for ep 0x%x does not support streams\n", +diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c +index 71da297e148df..1f6761a4daafd 100644 +--- a/drivers/usb/serial/ch341.c ++++ b/drivers/usb/serial/ch341.c +@@ -83,7 +83,6 @@ + #define CH341_LCR_CS5 0x00 + + static const struct usb_device_id id_table[] = { +- { USB_DEVICE(0x1a86, 0x5512) }, + { USB_DEVICE(0x1a86, 0x5523) }, + { USB_DEVICE(0x1a86, 0x7522) }, + { USB_DEVICE(0x1a86, 0x7523) }, +diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c +index 2a951793e08b8..a45d3502bd95c 100644 +--- a/drivers/usb/serial/option.c ++++ b/drivers/usb/serial/option.c +@@ -201,6 +201,8 @@ static void option_instat_callback(struct urb *urb); + + #define DELL_PRODUCT_5821E 0x81d7 + #define DELL_PRODUCT_5821E_ESIM 0x81e0 ++#define DELL_PRODUCT_5829E_ESIM 0x81e4 ++#define DELL_PRODUCT_5829E 0x81e6 + + #define KYOCERA_VENDOR_ID 0x0c88 + #define KYOCERA_PRODUCT_KPC650 0x17da +@@ -1066,6 +1068,10 @@ static const struct usb_device_id option_ids[] = { + .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, + { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E_ESIM), + .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, ++ { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E), ++ .driver_info = RSVD(0) | RSVD(6) }, ++ { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E_ESIM), ++ .driver_info = RSVD(0) | RSVD(6) }, + { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */ + { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, + { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, +@@ -1276,10 +1282,16 @@ static const struct usb_device_id option_ids[] = { + .driver_info = NCTRL(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7011, 0xff), /* Telit LE910-S1 (ECM) */ + .driver_info = NCTRL(2) }, ++ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701a, 0xff), /* Telit LE910R1 (RNDIS) */ ++ .driver_info = NCTRL(2) }, ++ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701b, 0xff), /* Telit LE910R1 (ECM) */ ++ .driver_info = NCTRL(2) }, + { USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */ + .driver_info = NCTRL(0) | ZLP }, + { USB_DEVICE(TELIT_VENDOR_ID, 0x9200), /* Telit LE910S1 flashing device */ + .driver_info = NCTRL(0) | ZLP }, ++ { USB_DEVICE(TELIT_VENDOR_ID, 0x9201), /* Telit LE910R1 flashing device */ ++ .driver_info = NCTRL(0) | ZLP }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */ + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff), + .driver_info = RSVD(1) }, +diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c +index b43b4942f1566..c87072217dc06 100644 +--- a/drivers/vhost/vsock.c ++++ b/drivers/vhost/vsock.c +@@ -569,16 +569,18 @@ err: + return ret; + } + +-static int vhost_vsock_stop(struct vhost_vsock *vsock) ++static int vhost_vsock_stop(struct vhost_vsock *vsock, bool check_owner) + { + size_t i; +- int ret; ++ int ret = 0; + + mutex_lock(&vsock->dev.mutex); + +- ret = vhost_dev_check_owner(&vsock->dev); +- if (ret) +- goto err; ++ if (check_owner) { ++ ret = vhost_dev_check_owner(&vsock->dev); ++ if (ret) ++ goto err; ++ } + + for (i = 0; i < ARRAY_SIZE(vsock->vqs); i++) { + struct vhost_virtqueue *vq = &vsock->vqs[i]; +@@ -692,7 +694,12 @@ static int vhost_vsock_dev_release(struct inode *inode, struct file *file) + * inefficient. Room for improvement here. */ + vsock_for_each_connected_socket(vhost_vsock_reset_orphans); + +- vhost_vsock_stop(vsock); ++ /* Don't check the owner, because we are in the release path, so we ++ * need to stop the vsock device in any case. ++ * vhost_vsock_stop() can not fail in this case, so we don't need to ++ * check the return code. ++ */ ++ vhost_vsock_stop(vsock, false); + vhost_vsock_flush(vsock); + vhost_dev_stop(&vsock->dev); + +@@ -790,7 +797,7 @@ static long vhost_vsock_dev_ioctl(struct file *f, unsigned int ioctl, + if (start) + return vhost_vsock_start(vsock); + else +- return vhost_vsock_stop(vsock); ++ return vhost_vsock_stop(vsock, true); + case VHOST_GET_FEATURES: + features = VHOST_VSOCK_FEATURES; + if (copy_to_user(argp, &features, sizeof(features))) +diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c +index c875f246cb0e9..ccb49caed502c 100644 +--- a/fs/configfs/dir.c ++++ b/fs/configfs/dir.c +@@ -50,6 +50,14 @@ DECLARE_RWSEM(configfs_rename_sem); + */ + DEFINE_SPINLOCK(configfs_dirent_lock); + ++/* ++ * All of link_obj/unlink_obj/link_group/unlink_group require that ++ * subsys->su_mutex is held. ++ * But parent configfs_subsystem is NULL when config_item is root. ++ * Use this mutex when config_item is root. ++ */ ++static DEFINE_MUTEX(configfs_subsystem_mutex); ++ + static void configfs_d_iput(struct dentry * dentry, + struct inode * inode) + { +@@ -1937,7 +1945,9 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys) + group->cg_item.ci_name = group->cg_item.ci_namebuf; + + sd = root->d_fsdata; ++ mutex_lock(&configfs_subsystem_mutex); + link_group(to_config_group(sd->s_element), group); ++ mutex_unlock(&configfs_subsystem_mutex); + + inode_lock_nested(d_inode(root), I_MUTEX_PARENT); + +@@ -1962,7 +1972,9 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys) + inode_unlock(d_inode(root)); + + if (err) { ++ mutex_lock(&configfs_subsystem_mutex); + unlink_group(group); ++ mutex_unlock(&configfs_subsystem_mutex); + configfs_release_fs(); + } + put_fragment(frag); +@@ -2008,7 +2020,9 @@ void configfs_unregister_subsystem(struct configfs_subsystem *subsys) + + dput(dentry); + ++ mutex_lock(&configfs_subsystem_mutex); + unlink_group(group); ++ mutex_unlock(&configfs_subsystem_mutex); + configfs_release_fs(); + } + +diff --git a/fs/file.c b/fs/file.c +index f1943da6303b7..5e79aa9f5d73b 100644 +--- a/fs/file.c ++++ b/fs/file.c +@@ -679,28 +679,69 @@ void do_close_on_exec(struct files_struct *files) + spin_unlock(&files->file_lock); + } + +-static struct file *__fget(unsigned int fd, fmode_t mask, unsigned int refs) ++static inline struct file *__fget_files_rcu(struct files_struct *files, ++ unsigned int fd, fmode_t mask, unsigned int refs) + { +- struct files_struct *files = current->files; +- struct file *file; ++ for (;;) { ++ struct file *file; ++ struct fdtable *fdt = rcu_dereference_raw(files->fdt); ++ struct file __rcu **fdentry; + +- rcu_read_lock(); +-loop: +- file = fcheck_files(files, fd); +- if (file) { +- /* File object ref couldn't be taken. +- * dup2() atomicity guarantee is the reason +- * we loop to catch the new file (or NULL pointer) ++ if (unlikely(fd >= fdt->max_fds)) ++ return NULL; ++ ++ fdentry = fdt->fd + array_index_nospec(fd, fdt->max_fds); ++ file = rcu_dereference_raw(*fdentry); ++ if (unlikely(!file)) ++ return NULL; ++ ++ if (unlikely(file->f_mode & mask)) ++ return NULL; ++ ++ /* ++ * Ok, we have a file pointer. However, because we do ++ * this all locklessly under RCU, we may be racing with ++ * that file being closed. ++ * ++ * Such a race can take two forms: ++ * ++ * (a) the file ref already went down to zero, ++ * and get_file_rcu_many() fails. Just try ++ * again: ++ */ ++ if (unlikely(!get_file_rcu_many(file, refs))) ++ continue; ++ ++ /* ++ * (b) the file table entry has changed under us. ++ * Note that we don't need to re-check the 'fdt->fd' ++ * pointer having changed, because it always goes ++ * hand-in-hand with 'fdt'. ++ * ++ * If so, we need to put our refs and try again. + */ +- if (file->f_mode & mask) +- file = NULL; +- else if (!get_file_rcu_many(file, refs)) +- goto loop; +- else if (__fcheck_files(files, fd) != file) { ++ if (unlikely(rcu_dereference_raw(files->fdt) != fdt) || ++ unlikely(rcu_dereference_raw(*fdentry) != file)) { + fput_many(file, refs); +- goto loop; ++ continue; + } ++ ++ /* ++ * Ok, we have a ref to the file, and checked that it ++ * still exists. ++ */ ++ return file; + } ++} ++ ++ ++static struct file *__fget(unsigned int fd, fmode_t mask, unsigned int refs) ++{ ++ struct files_struct *files = current->files; ++ struct file *file; ++ ++ rcu_read_lock(); ++ file = __fget_files_rcu(files, fd, mask, refs); + rcu_read_unlock(); + + return file; +diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c +index 16dc063edc4cf..6ac0a079c5b7b 100644 +--- a/fs/tracefs/inode.c ++++ b/fs/tracefs/inode.c +@@ -265,7 +265,6 @@ static int tracefs_parse_options(char *data, struct tracefs_mount_opts *opts) + if (!gid_valid(gid)) + return -EINVAL; + opts->gid = gid; +- set_gid(tracefs_mount->mnt_root, gid); + break; + case Opt_mode: + if (match_octal(&args[0], &option)) +@@ -292,7 +291,9 @@ static int tracefs_apply_options(struct super_block *sb) + inode->i_mode |= opts->mode; + + inode->i_uid = opts->uid; +- inode->i_gid = opts->gid; ++ ++ /* Set all the group ids to the mount option */ ++ set_gid(sb->s_root, opts->gid); + + return 0; + } +diff --git a/include/net/checksum.h b/include/net/checksum.h +index aef2b2bb6603f..051307cc877f3 100644 +--- a/include/net/checksum.h ++++ b/include/net/checksum.h +@@ -143,6 +143,11 @@ static inline void csum_replace2(__sum16 *sum, __be16 old, __be16 new) + *sum = ~csum16_add(csum16_sub(~(*sum), old), new); + } + ++static inline void csum_replace(__wsum *csum, __wsum old, __wsum new) ++{ ++ *csum = csum_add(csum_sub(*csum, old), new); ++} ++ + struct sk_buff; + void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb, + __be32 from, __be32 to, bool pseudohdr); +diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c +index 0a0e1aa11f5e7..bf858e416b5e4 100644 +--- a/kernel/cgroup/cpuset.c ++++ b/kernel/cgroup/cpuset.c +@@ -1532,6 +1532,7 @@ static void cpuset_attach(struct cgroup_taskset *tset) + cgroup_taskset_first(tset, &css); + cs = css_cs(css); + ++ cpus_read_lock(); + mutex_lock(&cpuset_mutex); + + /* prepare for attach */ +@@ -1587,6 +1588,7 @@ static void cpuset_attach(struct cgroup_taskset *tset) + wake_up(&cpuset_attach_wq); + + mutex_unlock(&cpuset_mutex); ++ cpus_read_unlock(); + } + + /* The various types of files and directories in a cpuset file system */ +diff --git a/mm/memblock.c b/mm/memblock.c +index 5d36b4c549292..91059030fb69e 100644 +--- a/mm/memblock.c ++++ b/mm/memblock.c +@@ -260,14 +260,20 @@ void __init memblock_discard(void) + addr = __pa(memblock.reserved.regions); + size = PAGE_ALIGN(sizeof(struct memblock_region) * + memblock.reserved.max); +- __memblock_free_late(addr, size); ++ if (memblock_reserved_in_slab) ++ kfree(memblock.reserved.regions); ++ else ++ __memblock_free_late(addr, size); + } + + if (memblock.memory.regions != memblock_memory_init_regions) { + addr = __pa(memblock.memory.regions); + size = PAGE_ALIGN(sizeof(struct memblock_region) * + memblock.memory.max); +- __memblock_free_late(addr, size); ++ if (memblock_memory_in_slab) ++ kfree(memblock.memory.regions); ++ else ++ __memblock_free_late(addr, size); + } + } + #endif +diff --git a/net/core/skbuff.c b/net/core/skbuff.c +index a278258e68cbf..fbb1ab032d2e3 100644 +--- a/net/core/skbuff.c ++++ b/net/core/skbuff.c +@@ -1974,7 +1974,7 @@ void *__pskb_pull_tail(struct sk_buff *skb, int delta) + /* Free pulled out fragments. */ + while ((list = skb_shinfo(skb)->frag_list) != insp) { + skb_shinfo(skb)->frag_list = list->next; +- kfree_skb(list); ++ consume_skb(list); + } + /* And insert new clone at head. */ + if (clone) { +@@ -5408,7 +5408,7 @@ static int pskb_carve_frag_list(struct sk_buff *skb, + /* Free pulled out fragments. */ + while ((list = shinfo->frag_list) != insp) { + shinfo->frag_list = list->next; +- kfree_skb(list); ++ consume_skb(list); + } + /* And insert new clone at head. */ + if (clone) { +diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c +index d0ef51d49f8a9..ee42907f48270 100644 +--- a/net/ipv4/af_inet.c ++++ b/net/ipv4/af_inet.c +@@ -1268,8 +1268,11 @@ struct sk_buff *inet_gso_segment(struct sk_buff *skb, + } + + ops = rcu_dereference(inet_offloads[proto]); +- if (likely(ops && ops->callbacks.gso_segment)) ++ if (likely(ops && ops->callbacks.gso_segment)) { + segs = ops->callbacks.gso_segment(skb, features); ++ if (!segs) ++ skb->network_header = skb_mac_header(skb) + nhoff - skb->head; ++ } + + if (IS_ERR_OR_NULL(segs)) + goto out; +diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c +index 1ee488a539363..0dd5ca2004c73 100644 +--- a/net/ipv4/ping.c ++++ b/net/ipv4/ping.c +@@ -192,7 +192,6 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident) + (int)ident, &ipv6_hdr(skb)->daddr, dif); + #endif + } else { +- pr_err("ping: protocol(%x) is not supported\n", ntohs(skb->protocol)); + return NULL; + } + +diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c +index e3698b6d82313..cb8a837ab9448 100644 +--- a/net/ipv6/ip6_offload.c ++++ b/net/ipv6/ip6_offload.c +@@ -96,6 +96,8 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb, + if (likely(ops && ops->callbacks.gso_segment)) { + skb_reset_transport_header(skb); + segs = ops->callbacks.gso_segment(skb, features); ++ if (!segs) ++ skb->network_header = skb_mac_header(skb) + nhoff - skb->head; + } + + if (IS_ERR_OR_NULL(segs)) +diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c +index edd31f2879e77..93eb9631e2aa6 100644 +--- a/net/openvswitch/actions.c ++++ b/net/openvswitch/actions.c +@@ -460,12 +460,43 @@ static void set_ipv6_addr(struct sk_buff *skb, u8 l4_proto, + memcpy(addr, new_addr, sizeof(__be32[4])); + } + +-static void set_ipv6_fl(struct ipv6hdr *nh, u32 fl, u32 mask) ++static void set_ipv6_dsfield(struct sk_buff *skb, struct ipv6hdr *nh, u8 ipv6_tclass, u8 mask) + { ++ u8 old_ipv6_tclass = ipv6_get_dsfield(nh); ++ ++ ipv6_tclass = OVS_MASKED(old_ipv6_tclass, ipv6_tclass, mask); ++ ++ if (skb->ip_summed == CHECKSUM_COMPLETE) ++ csum_replace(&skb->csum, (__force __wsum)(old_ipv6_tclass << 12), ++ (__force __wsum)(ipv6_tclass << 12)); ++ ++ ipv6_change_dsfield(nh, ~mask, ipv6_tclass); ++} ++ ++static void set_ipv6_fl(struct sk_buff *skb, struct ipv6hdr *nh, u32 fl, u32 mask) ++{ ++ u32 ofl; ++ ++ ofl = nh->flow_lbl[0] << 16 | nh->flow_lbl[1] << 8 | nh->flow_lbl[2]; ++ fl = OVS_MASKED(ofl, fl, mask); ++ + /* Bits 21-24 are always unmasked, so this retains their values. */ +- OVS_SET_MASKED(nh->flow_lbl[0], (u8)(fl >> 16), (u8)(mask >> 16)); +- OVS_SET_MASKED(nh->flow_lbl[1], (u8)(fl >> 8), (u8)(mask >> 8)); +- OVS_SET_MASKED(nh->flow_lbl[2], (u8)fl, (u8)mask); ++ nh->flow_lbl[0] = (u8)(fl >> 16); ++ nh->flow_lbl[1] = (u8)(fl >> 8); ++ nh->flow_lbl[2] = (u8)fl; ++ ++ if (skb->ip_summed == CHECKSUM_COMPLETE) ++ csum_replace(&skb->csum, (__force __wsum)htonl(ofl), (__force __wsum)htonl(fl)); ++} ++ ++static void set_ipv6_ttl(struct sk_buff *skb, struct ipv6hdr *nh, u8 new_ttl, u8 mask) ++{ ++ new_ttl = OVS_MASKED(nh->hop_limit, new_ttl, mask); ++ ++ if (skb->ip_summed == CHECKSUM_COMPLETE) ++ csum_replace(&skb->csum, (__force __wsum)(nh->hop_limit << 8), ++ (__force __wsum)(new_ttl << 8)); ++ nh->hop_limit = new_ttl; + } + + static void set_ip_ttl(struct sk_buff *skb, struct iphdr *nh, u8 new_ttl, +@@ -583,18 +614,17 @@ static int set_ipv6(struct sk_buff *skb, struct sw_flow_key *flow_key, + } + } + if (mask->ipv6_tclass) { +- ipv6_change_dsfield(nh, ~mask->ipv6_tclass, key->ipv6_tclass); ++ set_ipv6_dsfield(skb, nh, key->ipv6_tclass, mask->ipv6_tclass); + flow_key->ip.tos = ipv6_get_dsfield(nh); + } + if (mask->ipv6_label) { +- set_ipv6_fl(nh, ntohl(key->ipv6_label), ++ set_ipv6_fl(skb, nh, ntohl(key->ipv6_label), + ntohl(mask->ipv6_label)); + flow_key->ipv6.label = + *(__be32 *)nh & htonl(IPV6_FLOWINFO_FLOWLABEL); + } + if (mask->ipv6_hlimit) { +- OVS_SET_MASKED(nh->hop_limit, key->ipv6_hlimit, +- mask->ipv6_hlimit); ++ set_ipv6_ttl(skb, nh, key->ipv6_hlimit, mask->ipv6_hlimit); + flow_key->ip.ttl = nh->hop_limit; + } + return 0;
