Linux patch 4.14.116

Signed-off-by: Mike Pagano <mpagano@gentoo.org>

2 files changed, 1649 insertions, 0 deletions

diff --git a/0000_README b/0000_README
index 937317e9..b8d93d42 100644
--- a/0000_README
+++ b/0000_README
@@ -503,6 +503,10 @@ Patch:  1114_4.14.115.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.14.115
 
+Patch:  1115_4.14.116.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.14.116
+
 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/1115_linux-4.14.116.patch b/1115_linux-4.14.116.patch
new file mode 100644
index 00000000..90f357fa
--- /dev/null
+++ b/1115_linux-4.14.116.patch
@@ -0,0 +1,1645 @@
+diff --git a/Makefile b/Makefile
+index b27ffc1814e8..7dcaffff08a3 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 14
+-SUBLEVEL = 115
++SUBLEVEL = 116
+ EXTRAVERSION =
+ NAME = Petit Gorille
+ 
+diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
+index 4bc70efe43d6..3178a5664942 100644
+--- a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
++++ b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
+@@ -93,7 +93,7 @@
+ };
+ 
+ &hdmi {
+-	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
++	hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
+ };
+ 
+ &uart0 {
+diff --git a/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi b/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi
+index 7ca291e9dbdb..80f1b3fb6abc 100644
+--- a/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi
++++ b/arch/arm/boot/dts/imx6qdl-icore-rqs.dtsi
+@@ -222,7 +222,7 @@
+ 	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+ 	vmcc-supply = <&reg_sd3_vmmc>;
+ 	cd-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
+-	bus-witdh = <4>;
++	bus-width = <4>;
+ 	no-1-8-v;
+ 	status = "okay";
+ };
+@@ -233,7 +233,7 @@
+ 	pinctrl-1 = <&pinctrl_usdhc4_100mhz>;
+ 	pinctrl-2 = <&pinctrl_usdhc4_200mhz>;
+ 	vmcc-supply = <&reg_sd4_vmmc>;
+-	bus-witdh = <8>;
++	bus-width = <8>;
+ 	no-1-8-v;
+ 	non-removable;
+ 	status = "okay";
+diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+index d81b0078a100..25b0704c6054 100644
+--- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
++++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+@@ -89,6 +89,7 @@
+ 	pinctrl-names = "default";
+ 	pinctrl-0 = <&pinctrl_enet>;
+ 	phy-mode = "rgmii";
++	phy-reset-duration = <10>; /* in msecs */
+ 	phy-reset-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
+ 	phy-supply = <&vdd_eth_io_reg>;
+ 	status = "disabled";
+diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
+index 1a61b1b997f2..3055c030f765 100644
+--- a/arch/s390/include/asm/elf.h
++++ b/arch/s390/include/asm/elf.h
+@@ -252,11 +252,14 @@ do {								\
+ 
+ /*
+  * Cache aliasing on the latest machines calls for a mapping granularity
+- * of 512KB. For 64-bit processes use a 512KB alignment and a randomization
+- * of up to 1GB. For 31-bit processes the virtual address space is limited,
+- * use no alignment and limit the randomization to 8MB.
++ * of 512KB for the anonymous mapping base. For 64-bit processes use a
++ * 512KB alignment and a randomization of up to 1GB. For 31-bit processes
++ * the virtual address space is limited, use no alignment and limit the
++ * randomization to 8MB.
++ * For the additional randomization of the program break use 32MB for
++ * 64-bit and 8MB for 31-bit.
+  */
+-#define BRK_RND_MASK	(is_compat_task() ? 0x7ffUL : 0x3ffffUL)
++#define BRK_RND_MASK	(is_compat_task() ? 0x7ffUL : 0x1fffUL)
+ #define MMAP_RND_MASK	(is_compat_task() ? 0x7ffUL : 0x3ff80UL)
+ #define MMAP_ALIGN_MASK	(is_compat_task() ? 0 : 0x7fUL)
+ #define STACK_RND_MASK	MMAP_RND_MASK
+diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
+index b3ed8f9953a8..173e6f2dd9af 100644
+--- a/drivers/ata/libata-zpodd.c
++++ b/drivers/ata/libata-zpodd.c
+@@ -52,38 +52,52 @@ static int eject_tray(struct ata_device *dev)
+ /* Per the spec, only slot type and drawer type ODD can be supported */
+ static enum odd_mech_type zpodd_get_mech_type(struct ata_device *dev)
+ {
+-	char buf[16];
++	char *buf;
+ 	unsigned int ret;
+-	struct rm_feature_desc *desc = (void *)(buf + 8);
++	struct rm_feature_desc *desc;
+ 	struct ata_taskfile tf;
+ 	static const char cdb[] = {  GPCMD_GET_CONFIGURATION,
+ 			2,      /* only 1 feature descriptor requested */
+ 			0, 3,   /* 3, removable medium feature */
+ 			0, 0, 0,/* reserved */
+-			0, sizeof(buf),
++			0, 16,
+ 			0, 0, 0,
+ 	};
+ 
++	buf = kzalloc(16, GFP_KERNEL);
++	if (!buf)
++		return ODD_MECH_TYPE_UNSUPPORTED;
++	desc = (void *)(buf + 8);
++
+ 	ata_tf_init(dev, &tf);
+ 	tf.flags = ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
+ 	tf.command = ATA_CMD_PACKET;
+ 	tf.protocol = ATAPI_PROT_PIO;
+-	tf.lbam = sizeof(buf);
++	tf.lbam = 16;
+ 
+ 	ret = ata_exec_internal(dev, &tf, cdb, DMA_FROM_DEVICE,
+-				buf, sizeof(buf), 0);
+-	if (ret)
++				buf, 16, 0);
++	if (ret) {
++		kfree(buf);
+ 		return ODD_MECH_TYPE_UNSUPPORTED;
++	}
+ 
+-	if (be16_to_cpu(desc->feature_code) != 3)
++	if (be16_to_cpu(desc->feature_code) != 3) {
++		kfree(buf);
+ 		return ODD_MECH_TYPE_UNSUPPORTED;
++	}
+ 
+-	if (desc->mech_type == 0 && desc->load == 0 && desc->eject == 1)
++	if (desc->mech_type == 0 && desc->load == 0 && desc->eject == 1) {
++		kfree(buf);
+ 		return ODD_MECH_TYPE_SLOT;
+-	else if (desc->mech_type == 1 && desc->load == 0 && desc->eject == 1)
++	} else if (desc->mech_type == 1 && desc->load == 0 &&
++		   desc->eject == 1) {
++		kfree(buf);
+ 		return ODD_MECH_TYPE_DRAWER;
+-	else
++	} else {
++		kfree(buf);
+ 		return ODD_MECH_TYPE_UNSUPPORTED;
++	}
+ }
+ 
+ /* Test if ODD is zero power ready by sense code */
+diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
+index f03fe916eb9d..f6d1bda8a802 100644
+--- a/drivers/gpio/gpio-aspeed.c
++++ b/drivers/gpio/gpio-aspeed.c
+@@ -861,6 +861,8 @@ static int __init aspeed_gpio_probe(struct platform_device *pdev)
+ 
+ 	gpio->offset_timer =
+ 		devm_kzalloc(&pdev->dev, gpio->chip.ngpio, GFP_KERNEL);
++	if (!gpio->offset_timer)
++		return -ENOMEM;
+ 
+ 	return aspeed_gpio_setup_irqs(gpio, pdev);
+ }
+diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
+index ee8c046cab62..d6ed4e891b34 100644
+--- a/drivers/gpio/gpiolib-of.c
++++ b/drivers/gpio/gpiolib-of.c
+@@ -499,7 +499,13 @@ int of_gpiochip_add(struct gpio_chip *chip)
+ 
+ 	of_node_get(chip->of_node);
+ 
+-	return of_gpiochip_scan_gpios(chip);
++	status = of_gpiochip_scan_gpios(chip);
++	if (status) {
++		of_node_put(chip->of_node);
++		gpiochip_remove_pin_ranges(chip);
++	}
++
++	return status;
+ }
+ 
+ void of_gpiochip_remove(struct gpio_chip *chip)
+diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
+index 5deb44ac6791..0608243c3387 100644
+--- a/drivers/gpu/drm/meson/meson_drv.c
++++ b/drivers/gpu/drm/meson/meson_drv.c
+@@ -277,10 +277,12 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
+ 
+ 	ret = drm_dev_register(drm, 0);
+ 	if (ret)
+-		goto free_drm;
++		goto uninstall_irq;
+ 
+ 	return 0;
+ 
++uninstall_irq:
++	drm_irq_uninstall(drm);
+ free_drm:
+ 	drm_dev_unref(drm);
+ 
+@@ -294,10 +296,11 @@ static int meson_drv_bind(struct device *dev)
+ 
+ static void meson_drv_unbind(struct device *dev)
+ {
+-	struct drm_device *drm = dev_get_drvdata(dev);
+-	struct meson_drm *priv = drm->dev_private;
++	struct meson_drm *priv = dev_get_drvdata(dev);
++	struct drm_device *drm = priv->drm;
+ 
+ 	drm_dev_unregister(drm);
++	drm_irq_uninstall(drm);
+ 	drm_kms_helper_poll_fini(drm);
+ 	drm_fbdev_cma_fini(priv->fbdev);
+ 	drm_mode_config_cleanup(drm);
+diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
+index bd339bfe0d15..684f7cdd814b 100644
+--- a/drivers/iommu/amd_iommu.c
++++ b/drivers/iommu/amd_iommu.c
+@@ -3127,21 +3127,24 @@ static void amd_iommu_get_resv_regions(struct device *dev,
+ 		return;
+ 
+ 	list_for_each_entry(entry, &amd_iommu_unity_map, list) {
++		int type, prot = 0;
+ 		size_t length;
+-		int prot = 0;
+ 
+ 		if (devid < entry->devid_start || devid > entry->devid_end)
+ 			continue;
+ 
++		type   = IOMMU_RESV_DIRECT;
+ 		length = entry->address_end - entry->address_start;
+ 		if (entry->prot & IOMMU_PROT_IR)
+ 			prot |= IOMMU_READ;
+ 		if (entry->prot & IOMMU_PROT_IW)
+ 			prot |= IOMMU_WRITE;
++		if (entry->prot & IOMMU_UNITY_MAP_FLAG_EXCL_RANGE)
++			/* Exclusion range */
++			type = IOMMU_RESV_RESERVED;
+ 
+ 		region = iommu_alloc_resv_region(entry->address_start,
+-						 length, prot,
+-						 IOMMU_RESV_DIRECT);
++						 length, prot, type);
+ 		if (!region) {
+ 			pr_err("Out of memory allocating dm-regions for %s\n",
+ 				dev_name(dev));
+diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
+index b97984a5ddad..91d7718625a6 100644
+--- a/drivers/iommu/amd_iommu_init.c
++++ b/drivers/iommu/amd_iommu_init.c
+@@ -1980,6 +1980,9 @@ static int __init init_unity_map_range(struct ivmd_header *m)
+ 	if (e == NULL)
+ 		return -ENOMEM;
+ 
++	if (m->flags & IVMD_FLAG_EXCL_RANGE)
++		init_exclusion_range(m);
++
+ 	switch (m->type) {
+ 	default:
+ 		kfree(e);
+@@ -2026,9 +2029,7 @@ static int __init init_memory_definitions(struct acpi_table_header *table)
+ 
+ 	while (p < end) {
+ 		m = (struct ivmd_header *)p;
+-		if (m->flags & IVMD_FLAG_EXCL_RANGE)
+-			init_exclusion_range(m);
+-		else if (m->flags & IVMD_FLAG_UNITY_MAP)
++		if (m->flags & (IVMD_FLAG_UNITY_MAP | IVMD_FLAG_EXCL_RANGE))
+ 			init_unity_map_range(m);
+ 
+ 		p += m->length;
+diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
+index f6b24c7d8b70..3054c0971759 100644
+--- a/drivers/iommu/amd_iommu_types.h
++++ b/drivers/iommu/amd_iommu_types.h
+@@ -369,6 +369,8 @@
+ #define IOMMU_PROT_IR 0x01
+ #define IOMMU_PROT_IW 0x02
+ 
++#define IOMMU_UNITY_MAP_FLAG_EXCL_RANGE	(1 << 2)
++
+ /* IOMMU capabilities */
+ #define IOMMU_CAP_IOTLB   24
+ #define IOMMU_CAP_NPCACHE 26
+diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
+index 7fea18b0c15d..7cb4d685a1f1 100644
+--- a/drivers/leds/leds-pca9532.c
++++ b/drivers/leds/leds-pca9532.c
+@@ -513,6 +513,7 @@ static int pca9532_probe(struct i2c_client *client,
+ 	const struct i2c_device_id *id)
+ {
+ 	int devid;
++	const struct of_device_id *of_id;
+ 	struct pca9532_data *data = i2c_get_clientdata(client);
+ 	struct pca9532_platform_data *pca9532_pdata =
+ 			dev_get_platdata(&client->dev);
+@@ -528,8 +529,11 @@ static int pca9532_probe(struct i2c_client *client,
+ 			dev_err(&client->dev, "no platform data\n");
+ 			return -EINVAL;
+ 		}
+-		devid = (int)(uintptr_t)of_match_device(
+-			of_pca9532_leds_match, &client->dev)->data;
++		of_id = of_match_device(of_pca9532_leds_match,
++				&client->dev);
++		if (unlikely(!of_id))
++			return -EINVAL;
++		devid = (int)(uintptr_t) of_id->data;
+ 	} else {
+ 		devid = id->driver_data;
+ 	}
+diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
+index 9046993947cc..2287749de087 100644
+--- a/drivers/net/ethernet/cadence/macb_main.c
++++ b/drivers/net/ethernet/cadence/macb_main.c
+@@ -2817,14 +2817,20 @@ static int macb_clk_init(struct platform_device *pdev, struct clk **pclk,
+ 		*hclk = devm_clk_get(&pdev->dev, "hclk");
+ 	}
+ 
+-	if (IS_ERR(*pclk)) {
++	if (IS_ERR_OR_NULL(*pclk)) {
+ 		err = PTR_ERR(*pclk);
++		if (!err)
++			err = -ENODEV;
++
+ 		dev_err(&pdev->dev, "failed to get macb_clk (%u)\n", err);
+ 		return err;
+ 	}
+ 
+-	if (IS_ERR(*hclk)) {
++	if (IS_ERR_OR_NULL(*hclk)) {
+ 		err = PTR_ERR(*hclk);
++		if (!err)
++			err = -ENODEV;
++
+ 		dev_err(&pdev->dev, "failed to get hclk (%u)\n", err);
+ 		return err;
+ 	}
+diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
+index 4878b7169e0f..30cbdf0fed59 100644
+--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
++++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
+@@ -3176,6 +3176,7 @@ static ssize_t ehea_probe_port(struct device *dev,
+ 
+ 	if (ehea_add_adapter_mr(adapter)) {
+ 		pr_err("creating MR failed\n");
++		of_node_put(eth_dn);
+ 		return -EIO;
+ 	}
+ 
+diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c
+index 2fe96f1f3fe5..7ddaa7d88f1d 100644
+--- a/drivers/net/ethernet/micrel/ks8851.c
++++ b/drivers/net/ethernet/micrel/ks8851.c
+@@ -526,9 +526,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks)
+ 		/* set dma read address */
+ 		ks8851_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI | 0x00);
+ 
+-		/* start the packet dma process, and set auto-dequeue rx */
+-		ks8851_wrreg16(ks, KS_RXQCR,
+-			       ks->rc_rxqcr | RXQCR_SDA | RXQCR_ADRFE);
++		/* start DMA access */
++		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA);
+ 
+ 		if (rxlen > 4) {
+ 			unsigned int rxalign;
+@@ -559,7 +558,8 @@ static void ks8851_rx_pkts(struct ks8851_net *ks)
+ 			}
+ 		}
+ 
+-		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
++		/* end DMA access and dequeue packet */
++		ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_RRXEF);
+ 	}
+ }
+ 
+@@ -776,6 +776,15 @@ static void ks8851_tx_work(struct work_struct *work)
+ static int ks8851_net_open(struct net_device *dev)
+ {
+ 	struct ks8851_net *ks = netdev_priv(dev);
++	int ret;
++
++	ret = request_threaded_irq(dev->irq, NULL, ks8851_irq,
++				   IRQF_TRIGGER_LOW | IRQF_ONESHOT,
++				   dev->name, ks);
++	if (ret < 0) {
++		netdev_err(dev, "failed to get irq\n");
++		return ret;
++	}
+ 
+ 	/* lock the card, even if we may not actually be doing anything
+ 	 * else at the moment */
+@@ -840,6 +849,7 @@ static int ks8851_net_open(struct net_device *dev)
+ 	netif_dbg(ks, ifup, ks->netdev, "network device up\n");
+ 
+ 	mutex_unlock(&ks->lock);
++	mii_check_link(&ks->mii);
+ 	return 0;
+ }
+ 
+@@ -890,6 +900,8 @@ static int ks8851_net_stop(struct net_device *dev)
+ 		dev_kfree_skb(txb);
+ 	}
+ 
++	free_irq(dev->irq, ks);
++
+ 	return 0;
+ }
+ 
+@@ -1499,6 +1511,7 @@ static int ks8851_probe(struct spi_device *spi)
+ 
+ 	spi_set_drvdata(spi, ks);
+ 
++	netif_carrier_off(ks->netdev);
+ 	ndev->if_port = IF_PORT_100BASET;
+ 	ndev->netdev_ops = &ks8851_netdev_ops;
+ 	ndev->irq = spi->irq;
+@@ -1520,14 +1533,6 @@ static int ks8851_probe(struct spi_device *spi)
+ 	ks8851_read_selftest(ks);
+ 	ks8851_init_mac(ks);
+ 
+-	ret = request_threaded_irq(spi->irq, NULL, ks8851_irq,
+-				   IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+-				   ndev->name, ks);
+-	if (ret < 0) {
+-		dev_err(&spi->dev, "failed to get irq\n");
+-		goto err_irq;
+-	}
+-
+ 	ret = register_netdev(ndev);
+ 	if (ret) {
+ 		dev_err(&spi->dev, "failed to register network device\n");
+@@ -1540,14 +1545,10 @@ static int ks8851_probe(struct spi_device *spi)
+ 
+ 	return 0;
+ 
+-
+ err_netdev:
+-	free_irq(ndev->irq, ks);
+-
+-err_irq:
++err_id:
+ 	if (gpio_is_valid(gpio))
+ 		gpio_set_value(gpio, 0);
+-err_id:
+ 	regulator_disable(ks->vdd_reg);
+ err_reg:
+ 	regulator_disable(ks->vdd_io);
+@@ -1565,7 +1566,6 @@ static int ks8851_remove(struct spi_device *spi)
+ 		dev_info(&spi->dev, "remove\n");
+ 
+ 	unregister_netdev(priv->netdev);
+-	free_irq(spi->irq, priv);
+ 	if (gpio_is_valid(priv->gpio))
+ 		gpio_set_value(priv->gpio, 0);
+ 	regulator_disable(priv->vdd_reg);
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+index 7f7deeaf1cf0..da042bc520d4 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+@@ -1047,6 +1047,8 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
+ 
+ 	for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) {
+ 		skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE);
++		if (!skb)
++			break;
+ 		qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
+ 		skb_put(skb, QLCNIC_ILB_PKT_SIZE);
+ 		adapter->ahw->diag_cnt = 0;
+diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c
+index 28cb38af1a34..ff7a71ca0b13 100644
+--- a/drivers/net/ethernet/ti/netcp_ethss.c
++++ b/drivers/net/ethernet/ti/netcp_ethss.c
+@@ -3538,12 +3538,16 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
+ 
+ 	ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device,
+ 				gbe_dev->dma_chan_name, gbe_dev->tx_queue_id);
+-	if (ret)
++	if (ret) {
++		of_node_put(interfaces);
+ 		return ret;
++	}
+ 
+ 	ret = netcp_txpipe_open(&gbe_dev->tx_pipe);
+-	if (ret)
++	if (ret) {
++		of_node_put(interfaces);
+ 		return ret;
++	}
+ 
+ 	/* Create network interfaces */
+ 	INIT_LIST_HEAD(&gbe_dev->gbe_intf_head);
+diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+index e74e1e897864..d46dc8cd1670 100644
+--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
++++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+@@ -1575,12 +1575,14 @@ static int axienet_probe(struct platform_device *pdev)
+ 	ret = of_address_to_resource(np, 0, &dmares);
+ 	if (ret) {
+ 		dev_err(&pdev->dev, "unable to get DMA resource\n");
++		of_node_put(np);
+ 		goto free_netdev;
+ 	}
+ 	lp->dma_regs = devm_ioremap_resource(&pdev->dev, &dmares);
+ 	if (IS_ERR(lp->dma_regs)) {
+ 		dev_err(&pdev->dev, "could not map DMA regs\n");
+ 		ret = PTR_ERR(lp->dma_regs);
++		of_node_put(np);
+ 		goto free_netdev;
+ 	}
+ 	lp->rx_irq = irq_of_parse_and_map(np, 1);
+diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
+index aabbcfb6e6da..3d8a70d3ea9b 100644
+--- a/drivers/net/usb/ipheth.c
++++ b/drivers/net/usb/ipheth.c
+@@ -148,6 +148,7 @@ struct ipheth_device {
+ 	u8 bulk_in;
+ 	u8 bulk_out;
+ 	struct delayed_work carrier_work;
++	bool confirmed_pairing;
+ };
+ 
+ static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags);
+@@ -259,7 +260,7 @@ static void ipheth_rcvbulk_callback(struct urb *urb)
+ 
+ 	dev->net->stats.rx_packets++;
+ 	dev->net->stats.rx_bytes += len;
+-
++	dev->confirmed_pairing = true;
+ 	netif_rx(skb);
+ 	ipheth_rx_submit(dev, GFP_ATOMIC);
+ }
+@@ -280,14 +281,24 @@ static void ipheth_sndbulk_callback(struct urb *urb)
+ 		dev_err(&dev->intf->dev, "%s: urb status: %d\n",
+ 		__func__, status);
+ 
+-	netif_wake_queue(dev->net);
++	if (status == 0)
++		netif_wake_queue(dev->net);
++	else
++		// on URB error, trigger immediate poll
++		schedule_delayed_work(&dev->carrier_work, 0);
+ }
+ 
+ static int ipheth_carrier_set(struct ipheth_device *dev)
+ {
+-	struct usb_device *udev = dev->udev;
++	struct usb_device *udev;
+ 	int retval;
+ 
++	if (!dev)
++		return 0;
++	if (!dev->confirmed_pairing)
++		return 0;
++
++	udev = dev->udev;
+ 	retval = usb_control_msg(udev,
+ 			usb_rcvctrlpipe(udev, IPHETH_CTRL_ENDP),
+ 			IPHETH_CMD_CARRIER_CHECK, /* request */
+@@ -302,11 +313,14 @@ static int ipheth_carrier_set(struct ipheth_device *dev)
+ 		return retval;
+ 	}
+ 
+-	if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON)
++	if (dev->ctrl_buf[0] == IPHETH_CARRIER_ON) {
+ 		netif_carrier_on(dev->net);
+-	else
++		if (dev->tx_urb->status != -EINPROGRESS)
++			netif_wake_queue(dev->net);
++	} else {
+ 		netif_carrier_off(dev->net);
+-
++		netif_stop_queue(dev->net);
++	}
+ 	return 0;
+ }
+ 
+@@ -386,7 +400,6 @@ static int ipheth_open(struct net_device *net)
+ 		return retval;
+ 
+ 	schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
+-	netif_start_queue(net);
+ 	return retval;
+ }
+ 
+@@ -489,7 +502,7 @@ static int ipheth_probe(struct usb_interface *intf,
+ 	dev->udev = udev;
+ 	dev->net = netdev;
+ 	dev->intf = intf;
+-
++	dev->confirmed_pairing = false;
+ 	/* Set up endpoints */
+ 	hintf = usb_altnum_to_altsetting(intf, IPHETH_ALT_INTFNUM);
+ 	if (hintf == NULL) {
+@@ -540,7 +553,9 @@ static int ipheth_probe(struct usb_interface *intf,
+ 		retval = -EIO;
+ 		goto err_register_netdev;
+ 	}
+-
++	// carrier down and transmit queues stopped until packet from device
++	netif_carrier_off(netdev);
++	netif_tx_stop_all_queues(netdev);
+ 	dev_info(&intf->dev, "Apple iPhone USB Ethernet device attached\n");
+ 	return 0;
+ 
+diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
+index a19f2dc69e8a..d9830c86d0c1 100644
+--- a/drivers/s390/net/qeth_l3_main.c
++++ b/drivers/s390/net/qeth_l3_main.c
+@@ -3022,12 +3022,14 @@ static int qeth_l3_probe_device(struct ccwgroup_device *gdev)
+ 	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
+ 	int rc;
+ 
++	hash_init(card->ip_htable);
++
+ 	if (gdev->dev.type == &qeth_generic_devtype) {
+ 		rc = qeth_l3_create_device_attributes(&gdev->dev);
+ 		if (rc)
+ 			return rc;
+ 	}
+-	hash_init(card->ip_htable);
++
+ 	hash_init(card->ip_mc_htable);
+ 	card->options.layer2 = 0;
+ 	card->info.hwtrap = 0;
+diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
+index ca218c82321f..0c5fd722a72d 100644
+--- a/drivers/s390/scsi/zfcp_fc.c
++++ b/drivers/s390/scsi/zfcp_fc.c
+@@ -240,10 +240,6 @@ static void _zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req, u32 range,
+ 	list_for_each_entry(port, &adapter->port_list, list) {
+ 		if ((port->d_id & range) == (ntoh24(page->rscn_fid) & range))
+ 			zfcp_fc_test_link(port);
+-		if (!port->d_id)
+-			zfcp_erp_port_reopen(port,
+-					     ZFCP_STATUS_COMMON_ERP_FAILED,
+-					     "fcrscn1");
+ 	}
+ 	read_unlock_irqrestore(&adapter->port_list_lock, flags);
+ }
+@@ -251,6 +247,7 @@ static void _zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req, u32 range,
+ static void zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req)
+ {
+ 	struct fsf_status_read_buffer *status_buffer = (void *)fsf_req->data;
++	struct zfcp_adapter *adapter = fsf_req->adapter;
+ 	struct fc_els_rscn *head;
+ 	struct fc_els_rscn_page *page;
+ 	u16 i;
+@@ -264,6 +261,22 @@ static void zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req)
+ 	no_entries = be16_to_cpu(head->rscn_plen) /
+ 		sizeof(struct fc_els_rscn_page);
+ 
++	if (no_entries > 1) {
++		/* handle failed ports */
++		unsigned long flags;
++		struct zfcp_port *port;
++
++		read_lock_irqsave(&adapter->port_list_lock, flags);
++		list_for_each_entry(port, &adapter->port_list, list) {
++			if (port->d_id)
++				continue;
++			zfcp_erp_port_reopen(port,
++					     ZFCP_STATUS_COMMON_ERP_FAILED,
++					     "fcrscn1");
++		}
++		read_unlock_irqrestore(&adapter->port_list_lock, flags);
++	}
++
+ 	for (i = 1; i < no_entries; i++) {
+ 		/* skip head and start with 1st element */
+ 		page++;
+diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
+index 22dc70a2138e..630b7404843d 100644
+--- a/drivers/scsi/qla4xxx/ql4_os.c
++++ b/drivers/scsi/qla4xxx/ql4_os.c
+@@ -3207,6 +3207,8 @@ static int qla4xxx_conn_bind(struct iscsi_cls_session *cls_session,
+ 	if (iscsi_conn_bind(cls_session, cls_conn, is_leading))
+ 		return -EINVAL;
+ 	ep = iscsi_lookup_endpoint(transport_fd);
++	if (!ep)
++		return -EINVAL;
+ 	conn = cls_conn->dd_data;
+ 	qla_conn = conn->dd_data;
+ 	qla_conn->qla_ep = ep->dd_data;
+diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c
+index be2f46eb9f78..904b988ecc4e 100644
+--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c
++++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c
+@@ -188,7 +188,9 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
+ 
+ 	pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf;
+ 
+-	rtw_alloc_hwxmits(padapter);
++	res = rtw_alloc_hwxmits(padapter);
++	if (res == _FAIL)
++		goto exit;
+ 	rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
+ 
+ 	for (i = 0; i < 4; i++)
+@@ -1573,7 +1575,7 @@ exit:
+ 	return res;
+ }
+ 
+-void rtw_alloc_hwxmits(struct adapter *padapter)
++s32 rtw_alloc_hwxmits(struct adapter *padapter)
+ {
+ 	struct hw_xmit *hwxmits;
+ 	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+@@ -1582,6 +1584,8 @@ void rtw_alloc_hwxmits(struct adapter *padapter)
+ 
+ 	pxmitpriv->hwxmits = kcalloc(pxmitpriv->hwxmit_entry,
+ 				     sizeof(struct hw_xmit), GFP_KERNEL);
++	if (!pxmitpriv->hwxmits)
++		return _FAIL;
+ 
+ 	hwxmits = pxmitpriv->hwxmits;
+ 
+@@ -1589,6 +1593,7 @@ void rtw_alloc_hwxmits(struct adapter *padapter)
+ 	hwxmits[1] .sta_queue = &pxmitpriv->vi_pending;
+ 	hwxmits[2] .sta_queue = &pxmitpriv->be_pending;
+ 	hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
++	return _SUCCESS;
+ }
+ 
+ void rtw_free_hwxmits(struct adapter *padapter)
+diff --git a/drivers/staging/rtl8188eu/include/rtw_xmit.h b/drivers/staging/rtl8188eu/include/rtw_xmit.h
+index dd6b7a9a8d4a..1be4b478475a 100644
+--- a/drivers/staging/rtl8188eu/include/rtw_xmit.h
++++ b/drivers/staging/rtl8188eu/include/rtw_xmit.h
+@@ -342,7 +342,7 @@ s32 rtw_txframes_sta_ac_pending(struct adapter *padapter,
+ void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry);
+ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter);
+ void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv);
+-void rtw_alloc_hwxmits(struct adapter *padapter);
++s32 rtw_alloc_hwxmits(struct adapter *padapter);
+ void rtw_free_hwxmits(struct adapter *padapter);
+ s32 rtw_xmit(struct adapter *padapter, struct sk_buff **pkt);
+ 
+diff --git a/drivers/staging/rtl8712/rtl8712_cmd.c b/drivers/staging/rtl8712/rtl8712_cmd.c
+index 0104aced113e..ccda04e916c5 100644
+--- a/drivers/staging/rtl8712/rtl8712_cmd.c
++++ b/drivers/staging/rtl8712/rtl8712_cmd.c
+@@ -159,17 +159,9 @@ static u8 write_macreg_hdl(struct _adapter *padapter, u8 *pbuf)
+ 
+ static u8 read_bbreg_hdl(struct _adapter *padapter, u8 *pbuf)
+ {
+-	u32 val;
+-	void (*pcmd_callback)(struct _adapter *dev, struct cmd_obj	*pcmd);
+ 	struct cmd_obj *pcmd  = (struct cmd_obj *)pbuf;
+ 
+-	if (pcmd->rsp && pcmd->rspsz > 0)
+-		memcpy(pcmd->rsp, (u8 *)&val, pcmd->rspsz);
+-	pcmd_callback = cmd_callback[pcmd->cmdcode].callback;
+-	if (!pcmd_callback)
+-		r8712_free_cmd_obj(pcmd);
+-	else
+-		pcmd_callback(padapter, pcmd);
++	r8712_free_cmd_obj(pcmd);
+ 	return H2C_SUCCESS;
+ }
+ 
+diff --git a/drivers/staging/rtl8712/rtl8712_cmd.h b/drivers/staging/rtl8712/rtl8712_cmd.h
+index 67e9e910aef9..d10a59d4a550 100644
+--- a/drivers/staging/rtl8712/rtl8712_cmd.h
++++ b/drivers/staging/rtl8712/rtl8712_cmd.h
+@@ -152,7 +152,7 @@ enum rtl8712_h2c_cmd {
+ static struct _cmd_callback	cmd_callback[] = {
+ 	{GEN_CMD_CODE(_Read_MACREG), NULL}, /*0*/
+ 	{GEN_CMD_CODE(_Write_MACREG), NULL},
+-	{GEN_CMD_CODE(_Read_BBREG), &r8712_getbbrfreg_cmdrsp_callback},
++	{GEN_CMD_CODE(_Read_BBREG), NULL},
+ 	{GEN_CMD_CODE(_Write_BBREG), NULL},
+ 	{GEN_CMD_CODE(_Read_RFREG), &r8712_getbbrfreg_cmdrsp_callback},
+ 	{GEN_CMD_CODE(_Write_RFREG), NULL}, /*5*/
+diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c
+index 022f654419e4..91dab7f8a739 100644
+--- a/drivers/staging/rtl8723bs/core/rtw_xmit.c
++++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
+@@ -271,7 +271,9 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
+ 		}
+ 	}
+ 
+-	rtw_alloc_hwxmits(padapter);
++	res = rtw_alloc_hwxmits(padapter);
++	if (res == _FAIL)
++		goto exit;
+ 	rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
+ 
+ 	for (i = 0; i < 4; i++) {
+@@ -2157,7 +2159,7 @@ exit:
+ 	return res;
+ }
+ 
+-void rtw_alloc_hwxmits(struct adapter *padapter)
++s32 rtw_alloc_hwxmits(struct adapter *padapter)
+ {
+ 	struct hw_xmit *hwxmits;
+ 	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+@@ -2168,10 +2170,8 @@ void rtw_alloc_hwxmits(struct adapter *padapter)
+ 
+ 	pxmitpriv->hwxmits = (struct hw_xmit *)rtw_zmalloc(sizeof(struct hw_xmit) * pxmitpriv->hwxmit_entry);
+ 
+-	if (pxmitpriv->hwxmits == NULL) {
+-		DBG_871X("alloc hwxmits fail!...\n");
+-		return;
+-	}
++	if (!pxmitpriv->hwxmits)
++		return _FAIL;
+ 
+ 	hwxmits = pxmitpriv->hwxmits;
+ 
+@@ -2217,7 +2217,7 @@ void rtw_alloc_hwxmits(struct adapter *padapter)
+ 
+ 	}
+ 
+-
++	return _SUCCESS;
+ }
+ 
+ void rtw_free_hwxmits(struct adapter *padapter)
+diff --git a/drivers/staging/rtl8723bs/include/rtw_xmit.h b/drivers/staging/rtl8723bs/include/rtw_xmit.h
+index 11571649cd2c..92236ca8a1ef 100644
+--- a/drivers/staging/rtl8723bs/include/rtw_xmit.h
++++ b/drivers/staging/rtl8723bs/include/rtw_xmit.h
+@@ -494,7 +494,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter);
+ void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv);
+ 
+ 
+-void rtw_alloc_hwxmits(struct adapter *padapter);
++s32 rtw_alloc_hwxmits(struct adapter *padapter);
+ void rtw_free_hwxmits(struct adapter *padapter);
+ 
+ 
+diff --git a/drivers/staging/rtlwifi/phydm/rtl_phydm.c b/drivers/staging/rtlwifi/phydm/rtl_phydm.c
+index 85e490d3601f..cab563fefc34 100644
+--- a/drivers/staging/rtlwifi/phydm/rtl_phydm.c
++++ b/drivers/staging/rtlwifi/phydm/rtl_phydm.c
+@@ -191,6 +191,8 @@ static int rtl_phydm_init_priv(struct rtl_priv *rtlpriv,
+ 
+ 	rtlpriv->phydm.internal =
+ 		kzalloc(sizeof(struct phy_dm_struct), GFP_KERNEL);
++	if (!rtlpriv->phydm.internal)
++		return 0;
+ 
+ 	_rtl_phydm_init_com_info(rtlpriv, ic, params);
+ 
+diff --git a/drivers/staging/rtlwifi/rtl8822be/fw.c b/drivers/staging/rtlwifi/rtl8822be/fw.c
+index acabb2470d55..02ca3157c5a5 100644
+--- a/drivers/staging/rtlwifi/rtl8822be/fw.c
++++ b/drivers/staging/rtlwifi/rtl8822be/fw.c
+@@ -752,6 +752,8 @@ void rtl8822be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished)
+ 		      u1_rsvd_page_loc, 3);
+ 
+ 	skb = dev_alloc_skb(totalpacketlen);
++	if (!skb)
++		return;
+ 	memcpy((u8 *)skb_put(skb, totalpacketlen), &reserved_page_packet,
+ 	       totalpacketlen);
+ 
+diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c
+index decc7f3c1ab2..ed545a61413c 100644
+--- a/drivers/tty/serial/ar933x_uart.c
++++ b/drivers/tty/serial/ar933x_uart.c
+@@ -52,11 +52,6 @@ struct ar933x_uart_port {
+ 	struct clk		*clk;
+ };
+ 
+-static inline bool ar933x_uart_console_enabled(void)
+-{
+-	return IS_ENABLED(CONFIG_SERIAL_AR933X_CONSOLE);
+-}
+-
+ static inline unsigned int ar933x_uart_read(struct ar933x_uart_port *up,
+ 					    int offset)
+ {
+@@ -511,6 +506,7 @@ static const struct uart_ops ar933x_uart_ops = {
+ 	.verify_port	= ar933x_uart_verify_port,
+ };
+ 
++#ifdef CONFIG_SERIAL_AR933X_CONSOLE
+ static struct ar933x_uart_port *
+ ar933x_console_ports[CONFIG_SERIAL_AR933X_NR_UARTS];
+ 
+@@ -607,14 +603,7 @@ static struct console ar933x_uart_console = {
+ 	.index		= -1,
+ 	.data		= &ar933x_uart_driver,
+ };
+-
+-static void ar933x_uart_add_console_port(struct ar933x_uart_port *up)
+-{
+-	if (!ar933x_uart_console_enabled())
+-		return;
+-
+-	ar933x_console_ports[up->port.line] = up;
+-}
++#endif /* CONFIG_SERIAL_AR933X_CONSOLE */
+ 
+ static struct uart_driver ar933x_uart_driver = {
+ 	.owner		= THIS_MODULE,
+@@ -703,7 +692,9 @@ static int ar933x_uart_probe(struct platform_device *pdev)
+ 	baud = ar933x_uart_get_baud(port->uartclk, 0, AR933X_UART_MAX_STEP);
+ 	up->max_baud = min_t(unsigned int, baud, AR933X_UART_MAX_BAUD);
+ 
+-	ar933x_uart_add_console_port(up);
++#ifdef CONFIG_SERIAL_AR933X_CONSOLE
++	ar933x_console_ports[up->port.line] = up;
++#endif
+ 
+ 	ret = uart_add_one_port(&ar933x_uart_driver, &up->port);
+ 	if (ret)
+@@ -752,8 +743,9 @@ static int __init ar933x_uart_init(void)
+ {
+ 	int ret;
+ 
+-	if (ar933x_uart_console_enabled())
+-		ar933x_uart_driver.cons = &ar933x_uart_console;
++#ifdef CONFIG_SERIAL_AR933X_CONSOLE
++	ar933x_uart_driver.cons = &ar933x_uart_console;
++#endif
+ 
+ 	ret = uart_register_driver(&ar933x_uart_driver);
+ 	if (ret)
+diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
+index a79f18edf2bd..e48523da47ac 100644
+--- a/drivers/tty/serial/sc16is7xx.c
++++ b/drivers/tty/serial/sc16is7xx.c
+@@ -1483,7 +1483,7 @@ static int __init sc16is7xx_init(void)
+ 	ret = i2c_add_driver(&sc16is7xx_i2c_uart_driver);
+ 	if (ret < 0) {
+ 		pr_err("failed to init sc16is7xx i2c --> %d\n", ret);
+-		return ret;
++		goto err_i2c;
+ 	}
+ #endif
+ 
+@@ -1491,10 +1491,18 @@ static int __init sc16is7xx_init(void)
+ 	ret = spi_register_driver(&sc16is7xx_spi_uart_driver);
+ 	if (ret < 0) {
+ 		pr_err("failed to init sc16is7xx spi --> %d\n", ret);
+-		return ret;
++		goto err_spi;
+ 	}
+ #endif
+ 	return ret;
++
++err_spi:
++#ifdef CONFIG_SERIAL_SC16IS7XX_I2C
++	i2c_del_driver(&sc16is7xx_i2c_uart_driver);
++#endif
++err_i2c:
++	uart_unregister_driver(&sc16is7xx_uart);
++	return ret;
+ }
+ module_init(sc16is7xx_init);
+ 
+diff --git a/drivers/usb/gadget/udc/net2272.c b/drivers/usb/gadget/udc/net2272.c
+index e0759a826b60..7fb31a3b53e6 100644
+--- a/drivers/usb/gadget/udc/net2272.c
++++ b/drivers/usb/gadget/udc/net2272.c
+@@ -958,6 +958,7 @@ net2272_dequeue(struct usb_ep *_ep, struct usb_request *_req)
+ 			break;
+ 	}
+ 	if (&req->req != _req) {
++		ep->stopped = stopped;
+ 		spin_unlock_irqrestore(&ep->dev->lock, flags);
+ 		return -EINVAL;
+ 	}
+diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
+index 9cbb061582a7..170327f84ea1 100644
+--- a/drivers/usb/gadget/udc/net2280.c
++++ b/drivers/usb/gadget/udc/net2280.c
+@@ -870,9 +870,6 @@ static void start_queue(struct net2280_ep *ep, u32 dmactl, u32 td_dma)
+ 	(void) readl(&ep->dev->pci->pcimstctl);
+ 
+ 	writel(BIT(DMA_START), &dma->dmastat);
+-
+-	if (!ep->is_in)
+-		stop_out_naking(ep);
+ }
+ 
+ static void start_dma(struct net2280_ep *ep, struct net2280_request *req)
+@@ -911,6 +908,7 @@ static void start_dma(struct net2280_ep *ep, struct net2280_request *req)
+ 			writel(BIT(DMA_START), &dma->dmastat);
+ 			return;
+ 		}
++		stop_out_naking(ep);
+ 	}
+ 
+ 	tmp = dmactl_default;
+@@ -1279,9 +1277,9 @@ static int net2280_dequeue(struct usb_ep *_ep, struct usb_request *_req)
+ 			break;
+ 	}
+ 	if (&req->req != _req) {
++		ep->stopped = stopped;
+ 		spin_unlock_irqrestore(&ep->dev->lock, flags);
+-		dev_err(&ep->dev->pdev->dev, "%s: Request mismatch\n",
+-								__func__);
++		ep_dbg(ep->dev, "%s: Request mismatch\n", __func__);
+ 		return -EINVAL;
+ 	}
+ 
+diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
+index 65c0086e25ae..8d349230b2c7 100644
+--- a/drivers/usb/host/u132-hcd.c
++++ b/drivers/usb/host/u132-hcd.c
+@@ -3208,6 +3208,9 @@ static int __init u132_hcd_init(void)
+ 	printk(KERN_INFO "driver %s\n", hcd_name);
+ 	workqueue = create_singlethread_workqueue("u132");
+ 	retval = platform_driver_register(&u132_platform_driver);
++	if (retval)
++		destroy_workqueue(workqueue);
++
+ 	return retval;
+ }
+ 
+diff --git a/drivers/usb/misc/usb251xb.c b/drivers/usb/misc/usb251xb.c
+index 135c91c434bf..ba8fcdb377e8 100644
+--- a/drivers/usb/misc/usb251xb.c
++++ b/drivers/usb/misc/usb251xb.c
+@@ -530,7 +530,7 @@ static int usb251xb_probe(struct usb251xb *hub)
+ 							   dev);
+ 	int err;
+ 
+-	if (np) {
++	if (np && of_id) {
+ 		err = usb251xb_get_ofdata(hub,
+ 					  (struct usb251xb_data *)of_id->data);
+ 		if (err) {
+diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
+index a1492bdc6d03..f2b722f0df5d 100644
+--- a/fs/ceph/inode.c
++++ b/fs/ceph/inode.c
+@@ -520,6 +520,7 @@ static void ceph_i_callback(struct rcu_head *head)
+ 	struct inode *inode = container_of(head, struct inode, i_rcu);
+ 	struct ceph_inode_info *ci = ceph_inode(inode);
+ 
++	kfree(ci->i_symlink);
+ 	kmem_cache_free(ceph_inode_cachep, ci);
+ }
+ 
+@@ -551,7 +552,6 @@ void ceph_destroy_inode(struct inode *inode)
+ 		ceph_put_snap_realm(mdsc, realm);
+ 	}
+ 
+-	kfree(ci->i_symlink);
+ 	while ((n = rb_first(&ci->i_fragtree)) != NULL) {
+ 		frag = rb_entry(n, struct ceph_inode_frag, node);
+ 		rb_erase(n, &ci->i_fragtree);
+diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
+index 63fd33383413..770733106d6d 100644
+--- a/fs/fuse/dev.c
++++ b/fs/fuse/dev.c
+@@ -1981,10 +1981,8 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe,
+ 		rem += pipe->bufs[(pipe->curbuf + idx) & (pipe->buffers - 1)].len;
+ 
+ 	ret = -EINVAL;
+-	if (rem < len) {
+-		pipe_unlock(pipe);
+-		goto out;
+-	}
++	if (rem < len)
++		goto out_free;
+ 
+ 	rem = len;
+ 	while (rem) {
+@@ -2002,7 +2000,9 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe,
+ 			pipe->curbuf = (pipe->curbuf + 1) & (pipe->buffers - 1);
+ 			pipe->nrbufs--;
+ 		} else {
+-			pipe_buf_get(pipe, ibuf);
++			if (!pipe_buf_get(pipe, ibuf))
++				goto out_free;
++
+ 			*obuf = *ibuf;
+ 			obuf->flags &= ~PIPE_BUF_FLAG_GIFT;
+ 			obuf->len = rem;
+@@ -2025,11 +2025,11 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe,
+ 	ret = fuse_dev_do_write(fud, &cs, len);
+ 
+ 	pipe_lock(pipe);
++out_free:
+ 	for (idx = 0; idx < nbuf; idx++)
+ 		pipe_buf_release(pipe, &bufs[idx]);
+ 	pipe_unlock(pipe);
+ 
+-out:
+ 	kfree(bufs);
+ 	return ret;
+ }
+diff --git a/fs/nfs/client.c b/fs/nfs/client.c
+index 7d6ddfd60271..a98d64a6eda5 100644
+--- a/fs/nfs/client.c
++++ b/fs/nfs/client.c
+@@ -459,7 +459,7 @@ void nfs_init_timeout_values(struct rpc_timeout *to, int proto,
+ 	case XPRT_TRANSPORT_RDMA:
+ 		if (retrans == NFS_UNSPEC_RETRANS)
+ 			to->to_retries = NFS_DEF_TCP_RETRANS;
+-		if (timeo == NFS_UNSPEC_TIMEO || to->to_retries == 0)
++		if (timeo == NFS_UNSPEC_TIMEO || to->to_initval == 0)
+ 			to->to_initval = NFS_DEF_TCP_TIMEO * HZ / 10;
+ 		if (to->to_initval > NFS_MAX_TCP_TIMEOUT)
+ 			to->to_initval = NFS_MAX_TCP_TIMEOUT;
+diff --git a/fs/pipe.c b/fs/pipe.c
+index 8f9628494981..fa3c2c25cec5 100644
+--- a/fs/pipe.c
++++ b/fs/pipe.c
+@@ -194,9 +194,9 @@ EXPORT_SYMBOL(generic_pipe_buf_steal);
+  *	in the tee() system call, when we duplicate the buffers in one
+  *	pipe into another.
+  */
+-void generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf)
++bool generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf)
+ {
+-	get_page(buf->page);
++	return try_get_page(buf->page);
+ }
+ EXPORT_SYMBOL(generic_pipe_buf_get);
+ 
+diff --git a/fs/splice.c b/fs/splice.c
+index a598d444abe1..c84ac7e97e21 100644
+--- a/fs/splice.c
++++ b/fs/splice.c
+@@ -1571,7 +1571,11 @@ retry:
+ 			 * Get a reference to this pipe buffer,
+ 			 * so we can copy the contents over.
+ 			 */
+-			pipe_buf_get(ipipe, ibuf);
++			if (!pipe_buf_get(ipipe, ibuf)) {
++				if (ret == 0)
++					ret = -EFAULT;
++				break;
++			}
+ 			*obuf = *ibuf;
+ 
+ 			/*
+@@ -1645,7 +1649,11 @@ static int link_pipe(struct pipe_inode_info *ipipe,
+ 		 * Get a reference to this pipe buffer,
+ 		 * so we can copy the contents over.
+ 		 */
+-		pipe_buf_get(ipipe, ibuf);
++		if (!pipe_buf_get(ipipe, ibuf)) {
++			if (ret == 0)
++				ret = -EFAULT;
++			break;
++		}
+ 
+ 		obuf = opipe->bufs + nbuf;
+ 		*obuf = *ibuf;
+diff --git a/include/linux/mm.h b/include/linux/mm.h
+index 58f2263de4de..ee0eae215210 100644
+--- a/include/linux/mm.h
++++ b/include/linux/mm.h
+@@ -824,6 +824,10 @@ static inline bool is_device_public_page(const struct page *page)
+ #endif /* CONFIG_DEVICE_PRIVATE || CONFIG_DEVICE_PUBLIC */
+ 
+ 
++/* 127: arbitrary random number, small enough to assemble well */
++#define page_ref_zero_or_close_to_overflow(page) \
++	((unsigned int) page_ref_count(page) + 127u <= 127u)
++
+ static inline void get_page(struct page *page)
+ {
+ 	page = compound_head(page);
+@@ -831,8 +835,17 @@ static inline void get_page(struct page *page)
+ 	 * Getting a normal page or the head of a compound page
+ 	 * requires to already have an elevated page->_refcount.
+ 	 */
+-	VM_BUG_ON_PAGE(page_ref_count(page) <= 0, page);
++	VM_BUG_ON_PAGE(page_ref_zero_or_close_to_overflow(page), page);
++	page_ref_inc(page);
++}
++
++static inline __must_check bool try_get_page(struct page *page)
++{
++	page = compound_head(page);
++	if (WARN_ON_ONCE(page_ref_count(page) <= 0))
++		return false;
+ 	page_ref_inc(page);
++	return true;
+ }
+ 
+ static inline void put_page(struct page *page)
+diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
+index 2dcf6e81b2e2..c251ad717345 100644
+--- a/include/linux/pipe_fs_i.h
++++ b/include/linux/pipe_fs_i.h
+@@ -108,18 +108,20 @@ struct pipe_buf_operations {
+ 	/*
+ 	 * Get a reference to the pipe buffer.
+ 	 */
+-	void (*get)(struct pipe_inode_info *, struct pipe_buffer *);
++	bool (*get)(struct pipe_inode_info *, struct pipe_buffer *);
+ };
+ 
+ /**
+  * pipe_buf_get - get a reference to a pipe_buffer
+  * @pipe:	the pipe that the buffer belongs to
+  * @buf:	the buffer to get a reference to
++ *
++ * Return: %true if the reference was successfully obtained.
+  */
+-static inline void pipe_buf_get(struct pipe_inode_info *pipe,
++static inline __must_check bool pipe_buf_get(struct pipe_inode_info *pipe,
+ 				struct pipe_buffer *buf)
+ {
+-	buf->ops->get(pipe, buf);
++	return buf->ops->get(pipe, buf);
+ }
+ 
+ /**
+@@ -179,7 +181,7 @@ struct pipe_inode_info *alloc_pipe_info(void);
+ void free_pipe_info(struct pipe_inode_info *);
+ 
+ /* Generic pipe buffer ops functions */
+-void generic_pipe_buf_get(struct pipe_inode_info *, struct pipe_buffer *);
++bool generic_pipe_buf_get(struct pipe_inode_info *, struct pipe_buffer *);
+ int generic_pipe_buf_confirm(struct pipe_inode_info *, struct pipe_buffer *);
+ int generic_pipe_buf_steal(struct pipe_inode_info *, struct pipe_buffer *);
+ int generic_pipe_buf_nosteal(struct pipe_inode_info *, struct pipe_buffer *);
+diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
+index fbf86ecd149d..bcaba7e8ca6e 100644
+--- a/include/linux/sched/signal.h
++++ b/include/linux/sched/signal.h
+@@ -377,10 +377,20 @@ static inline void set_restore_sigmask(void)
+ 	set_thread_flag(TIF_RESTORE_SIGMASK);
+ 	WARN_ON(!test_thread_flag(TIF_SIGPENDING));
+ }
++
++static inline void clear_tsk_restore_sigmask(struct task_struct *tsk)
++{
++	clear_tsk_thread_flag(tsk, TIF_RESTORE_SIGMASK);
++}
++
+ static inline void clear_restore_sigmask(void)
+ {
+ 	clear_thread_flag(TIF_RESTORE_SIGMASK);
+ }
++static inline bool test_tsk_restore_sigmask(struct task_struct *tsk)
++{
++	return test_tsk_thread_flag(tsk, TIF_RESTORE_SIGMASK);
++}
+ static inline bool test_restore_sigmask(void)
+ {
+ 	return test_thread_flag(TIF_RESTORE_SIGMASK);
+@@ -398,6 +408,10 @@ static inline void set_restore_sigmask(void)
+ 	current->restore_sigmask = true;
+ 	WARN_ON(!test_thread_flag(TIF_SIGPENDING));
+ }
++static inline void clear_tsk_restore_sigmask(struct task_struct *tsk)
++{
++	tsk->restore_sigmask = false;
++}
+ static inline void clear_restore_sigmask(void)
+ {
+ 	current->restore_sigmask = false;
+@@ -406,6 +420,10 @@ static inline bool test_restore_sigmask(void)
+ {
+ 	return current->restore_sigmask;
+ }
++static inline bool test_tsk_restore_sigmask(struct task_struct *tsk)
++{
++	return tsk->restore_sigmask;
++}
+ static inline bool test_and_clear_restore_sigmask(void)
+ {
+ 	if (!current->restore_sigmask)
+diff --git a/include/net/tc_act/tc_gact.h b/include/net/tc_act/tc_gact.h
+index e82d93346b63..bb74ea83d57d 100644
+--- a/include/net/tc_act/tc_gact.h
++++ b/include/net/tc_act/tc_gact.h
+@@ -51,7 +51,7 @@ static inline bool is_tcf_gact_goto_chain(const struct tc_action *a)
+ 
+ static inline u32 tcf_gact_goto_chain_index(const struct tc_action *a)
+ {
+-	return a->goto_chain->index;
++	return READ_ONCE(a->tcfa_action) & TC_ACT_EXT_VAL_MASK;
+ }
+ 
+ #endif /* __NET_TC_GACT_H */
+diff --git a/kernel/ptrace.c b/kernel/ptrace.c
+index 84b1367935e4..f1c85b6c39ae 100644
+--- a/kernel/ptrace.c
++++ b/kernel/ptrace.c
+@@ -29,6 +29,7 @@
+ #include <linux/hw_breakpoint.h>
+ #include <linux/cn_proc.h>
+ #include <linux/compat.h>
++#include <linux/sched/signal.h>
+ 
+ /*
+  * Access another process' address space via ptrace.
+@@ -925,18 +926,26 @@ int ptrace_request(struct task_struct *child, long request,
+ 			ret = ptrace_setsiginfo(child, &siginfo);
+ 		break;
+ 
+-	case PTRACE_GETSIGMASK:
++	case PTRACE_GETSIGMASK: {
++		sigset_t *mask;
++
+ 		if (addr != sizeof(sigset_t)) {
+ 			ret = -EINVAL;
+ 			break;
+ 		}
+ 
+-		if (copy_to_user(datavp, &child->blocked, sizeof(sigset_t)))
++		if (test_tsk_restore_sigmask(child))
++			mask = &child->saved_sigmask;
++		else
++			mask = &child->blocked;
++
++		if (copy_to_user(datavp, mask, sizeof(sigset_t)))
+ 			ret = -EFAULT;
+ 		else
+ 			ret = 0;
+ 
+ 		break;
++	}
+ 
+ 	case PTRACE_SETSIGMASK: {
+ 		sigset_t new_set;
+@@ -962,6 +971,8 @@ int ptrace_request(struct task_struct *child, long request,
+ 		child->blocked = new_set;
+ 		spin_unlock_irq(&child->sighand->siglock);
+ 
++		clear_tsk_restore_sigmask(child);
++
+ 		ret = 0;
+ 		break;
+ 	}
+diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
+index 591be15404a1..ace0e8f6f2b4 100644
+--- a/kernel/trace/trace.c
++++ b/kernel/trace/trace.c
+@@ -6739,12 +6739,16 @@ static void buffer_pipe_buf_release(struct pipe_inode_info *pipe,
+ 	buf->private = 0;
+ }
+ 
+-static void buffer_pipe_buf_get(struct pipe_inode_info *pipe,
++static bool buffer_pipe_buf_get(struct pipe_inode_info *pipe,
+ 				struct pipe_buffer *buf)
+ {
+ 	struct buffer_ref *ref = (struct buffer_ref *)buf->private;
+ 
++	if (refcount_read(&ref->refcount) > INT_MAX/2)
++		return false;
++
+ 	refcount_inc(&ref->refcount);
++	return true;
+ }
+ 
+ /* Pipe buffer operations for a buffer. */
+diff --git a/mm/gup.c b/mm/gup.c
+index 7c0e5b1bbcd4..babcbd6d99c3 100644
+--- a/mm/gup.c
++++ b/mm/gup.c
+@@ -153,7 +153,10 @@ retry:
+ 	}
+ 
+ 	if (flags & FOLL_GET) {
+-		get_page(page);
++		if (unlikely(!try_get_page(page))) {
++			page = ERR_PTR(-ENOMEM);
++			goto out;
++		}
+ 
+ 		/* drop the pgmap reference now that we hold the page */
+ 		if (pgmap) {
+@@ -280,7 +283,10 @@ retry_locked:
+ 			if (pmd_trans_unstable(pmd))
+ 				ret = -EBUSY;
+ 		} else {
+-			get_page(page);
++			if (unlikely(!try_get_page(page))) {
++				spin_unlock(ptl);
++				return ERR_PTR(-ENOMEM);
++			}
+ 			spin_unlock(ptl);
+ 			lock_page(page);
+ 			ret = split_huge_page(page);
+@@ -464,7 +470,10 @@ static int get_gate_page(struct mm_struct *mm, unsigned long address,
+ 		if (is_device_public_page(*page))
+ 			goto unmap;
+ 	}
+-	get_page(*page);
++	if (unlikely(!try_get_page(*page))) {
++		ret = -ENOMEM;
++		goto unmap;
++	}
+ out:
+ 	ret = 0;
+ unmap:
+@@ -1365,6 +1374,20 @@ static void undo_dev_pagemap(int *nr, int nr_start, struct page **pages)
+ 	}
+ }
+ 
++/*
++ * Return the compund head page with ref appropriately incremented,
++ * or NULL if that failed.
++ */
++static inline struct page *try_get_compound_head(struct page *page, int refs)
++{
++	struct page *head = compound_head(page);
++	if (WARN_ON_ONCE(page_ref_count(head) < 0))
++		return NULL;
++	if (unlikely(!page_cache_add_speculative(head, refs)))
++		return NULL;
++	return head;
++}
++
+ #ifdef __HAVE_ARCH_PTE_SPECIAL
+ static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end,
+ 			 int write, struct page **pages, int *nr)
+@@ -1399,9 +1422,9 @@ static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end,
+ 
+ 		VM_BUG_ON(!pfn_valid(pte_pfn(pte)));
+ 		page = pte_page(pte);
+-		head = compound_head(page);
+ 
+-		if (!page_cache_get_speculative(head))
++		head = try_get_compound_head(page, 1);
++		if (!head)
+ 			goto pte_unmap;
+ 
+ 		if (unlikely(pte_val(pte) != pte_val(*ptep))) {
+@@ -1537,8 +1560,8 @@ static int gup_huge_pmd(pmd_t orig, pmd_t *pmdp, unsigned long addr,
+ 		refs++;
+ 	} while (addr += PAGE_SIZE, addr != end);
+ 
+-	head = compound_head(pmd_page(orig));
+-	if (!page_cache_add_speculative(head, refs)) {
++	head = try_get_compound_head(pmd_page(orig), refs);
++	if (!head) {
+ 		*nr -= refs;
+ 		return 0;
+ 	}
+@@ -1575,8 +1598,8 @@ static int gup_huge_pud(pud_t orig, pud_t *pudp, unsigned long addr,
+ 		refs++;
+ 	} while (addr += PAGE_SIZE, addr != end);
+ 
+-	head = compound_head(pud_page(orig));
+-	if (!page_cache_add_speculative(head, refs)) {
++	head = try_get_compound_head(pud_page(orig), refs);
++	if (!head) {
+ 		*nr -= refs;
+ 		return 0;
+ 	}
+@@ -1612,8 +1635,8 @@ static int gup_huge_pgd(pgd_t orig, pgd_t *pgdp, unsigned long addr,
+ 		refs++;
+ 	} while (addr += PAGE_SIZE, addr != end);
+ 
+-	head = compound_head(pgd_page(orig));
+-	if (!page_cache_add_speculative(head, refs)) {
++	head = try_get_compound_head(pgd_page(orig), refs);
++	if (!head) {
+ 		*nr -= refs;
+ 		return 0;
+ 	}
+diff --git a/mm/hugetlb.c b/mm/hugetlb.c
+index 7f75bd2fb8a7..64a62584290c 100644
+--- a/mm/hugetlb.c
++++ b/mm/hugetlb.c
+@@ -4255,6 +4255,19 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
+ 
+ 		pfn_offset = (vaddr & ~huge_page_mask(h)) >> PAGE_SHIFT;
+ 		page = pte_page(huge_ptep_get(pte));
++
++		/*
++		 * Instead of doing 'try_get_page()' below in the same_page
++		 * loop, just check the count once here.
++		 */
++		if (unlikely(page_count(page) <= 0)) {
++			if (pages) {
++				spin_unlock(ptl);
++				remainder = 0;
++				err = -ENOMEM;
++				break;
++			}
++		}
+ same_page:
+ 		if (pages) {
+ 			pages[i] = mem_map_offset(page, pfn_offset);
+diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
+index 5fd283d9929e..89936e0d55c9 100644
+--- a/net/bridge/br_netfilter_hooks.c
++++ b/net/bridge/br_netfilter_hooks.c
+@@ -512,6 +512,7 @@ static unsigned int br_nf_pre_routing(void *priv,
+ 	nf_bridge->ipv4_daddr = ip_hdr(skb)->daddr;
+ 
+ 	skb->protocol = htons(ETH_P_IP);
++	skb->transport_header = skb->network_header + ip_hdr(skb)->ihl * 4;
+ 
+ 	NF_HOOK(NFPROTO_IPV4, NF_INET_PRE_ROUTING, state->net, state->sk, skb,
+ 		skb->dev, NULL,
+diff --git a/net/bridge/br_netfilter_ipv6.c b/net/bridge/br_netfilter_ipv6.c
+index 5811208863b7..09d5e0c7b3ba 100644
+--- a/net/bridge/br_netfilter_ipv6.c
++++ b/net/bridge/br_netfilter_ipv6.c
+@@ -235,6 +235,8 @@ unsigned int br_nf_pre_routing_ipv6(void *priv,
+ 	nf_bridge->ipv6_daddr = ipv6_hdr(skb)->daddr;
+ 
+ 	skb->protocol = htons(ETH_P_IPV6);
++	skb->transport_header = skb->network_header + sizeof(struct ipv6hdr);
++
+ 	NF_HOOK(NFPROTO_IPV6, NF_INET_PRE_ROUTING, state->net, state->sk, skb,
+ 		skb->dev, NULL,
+ 		br_nf_pre_routing_finish_ipv6);
+diff --git a/net/netfilter/nft_set_rbtree.c b/net/netfilter/nft_set_rbtree.c
+index d83a4ec5900d..6f3205de887f 100644
+--- a/net/netfilter/nft_set_rbtree.c
++++ b/net/netfilter/nft_set_rbtree.c
+@@ -224,10 +224,6 @@ static void *nft_rbtree_deactivate(const struct net *net,
+ 		else if (d > 0)
+ 			parent = parent->rb_right;
+ 		else {
+-			if (!nft_set_elem_active(&rbe->ext, genmask)) {
+-				parent = parent->rb_left;
+-				continue;
+-			}
+ 			if (nft_rbtree_interval_end(rbe) &&
+ 			    !nft_rbtree_interval_end(this)) {
+ 				parent = parent->rb_left;
+@@ -236,6 +232,9 @@ static void *nft_rbtree_deactivate(const struct net *net,
+ 				   nft_rbtree_interval_end(this)) {
+ 				parent = parent->rb_right;
+ 				continue;
++			} else if (!nft_set_elem_active(&rbe->ext, genmask)) {
++				parent = parent->rb_left;
++				continue;
+ 			}
+ 			nft_rbtree_flush(net, set, rbe);
+ 			return rbe;
+diff --git a/scripts/kconfig/lxdialog/inputbox.c b/scripts/kconfig/lxdialog/inputbox.c
+index d58de1dc5360..510049a7bd1d 100644
+--- a/scripts/kconfig/lxdialog/inputbox.c
++++ b/scripts/kconfig/lxdialog/inputbox.c
+@@ -126,7 +126,8 @@ do_resize:
+ 			case KEY_DOWN:
+ 				break;
+ 			case KEY_BACKSPACE:
+-			case 127:
++			case 8:   /* ^H */
++			case 127: /* ^? */
+ 				if (pos) {
+ 					wattrset(dialog, dlg.inputbox.atr);
+ 					if (input_x == 0) {
+diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
+index 003114779815..e8e1944fa09b 100644
+--- a/scripts/kconfig/nconf.c
++++ b/scripts/kconfig/nconf.c
+@@ -1048,7 +1048,7 @@ static int do_match(int key, struct match_state *state, int *ans)
+ 		state->match_direction = FIND_NEXT_MATCH_UP;
+ 		*ans = get_mext_match(state->pattern,
+ 				state->match_direction);
+-	} else if (key == KEY_BACKSPACE || key == 127) {
++	} else if (key == KEY_BACKSPACE || key == 8 || key == 127) {
+ 		state->pattern[strlen(state->pattern)-1] = '\0';
+ 		adj_match_dir(&state->match_direction);
+ 	} else
+diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
+index a64b1c31253e..0b63357f1d33 100644
+--- a/scripts/kconfig/nconf.gui.c
++++ b/scripts/kconfig/nconf.gui.c
+@@ -439,7 +439,8 @@ int dialog_inputbox(WINDOW *main_window,
+ 		case KEY_F(F_EXIT):
+ 		case KEY_F(F_BACK):
+ 			break;
+-		case 127:
++		case 8:   /* ^H */
++		case 127: /* ^? */
+ 		case KEY_BACKSPACE:
+ 			if (cursor_position > 0) {
+ 				memmove(&result[cursor_position-1],
+diff --git a/scripts/selinux/genheaders/genheaders.c b/scripts/selinux/genheaders/genheaders.c
+index fa48fabcb330..3cc4893d98cc 100644
+--- a/scripts/selinux/genheaders/genheaders.c
++++ b/scripts/selinux/genheaders/genheaders.c
+@@ -9,7 +9,6 @@
+ #include <string.h>
+ #include <errno.h>
+ #include <ctype.h>
+-#include <sys/socket.h>
+ 
+ struct security_class_mapping {
+ 	const char *name;
+diff --git a/scripts/selinux/mdp/mdp.c b/scripts/selinux/mdp/mdp.c
+index ffe8179f5d41..c29fa4a6228d 100644
+--- a/scripts/selinux/mdp/mdp.c
++++ b/scripts/selinux/mdp/mdp.c
+@@ -32,7 +32,6 @@
+ #include <stdlib.h>
+ #include <unistd.h>
+ #include <string.h>
+-#include <sys/socket.h>
+ 
+ static void usage(char *name)
+ {
+diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h
+index cc35695d97b4..45ef6a0c17cc 100644
+--- a/security/selinux/include/classmap.h
++++ b/security/selinux/include/classmap.h
+@@ -1,5 +1,6 @@
+ /* SPDX-License-Identifier: GPL-2.0 */
+ #include <linux/capability.h>
++#include <linux/socket.h>
+ 
+ #define COMMON_FILE_SOCK_PERMS "ioctl", "read", "write", "create", \
+     "getattr", "setattr", "lock", "relabelfrom", "relabelto", "append", "map"
+diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
+index d72b8481f250..dc06f5e40041 100644
+--- a/virt/kvm/arm/vgic/vgic-its.c
++++ b/virt/kvm/arm/vgic/vgic-its.c
+@@ -704,8 +704,9 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id,
+ 	int l1_tbl_size = GITS_BASER_NR_PAGES(baser) * SZ_64K;
+ 	u64 indirect_ptr, type = GITS_BASER_TYPE(baser);
+ 	int esz = GITS_BASER_ENTRY_SIZE(baser);
+-	int index;
++	int index, idx;
+ 	gfn_t gfn;
++	bool ret;
+ 
+ 	switch (type) {
+ 	case GITS_BASER_TYPE_DEVICE:
+@@ -732,7 +733,8 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id,
+ 
+ 		if (eaddr)
+ 			*eaddr = addr;
+-		return kvm_is_visible_gfn(its->dev->kvm, gfn);
++
++		goto out;
+ 	}
+ 
+ 	/* calculate and check the index into the 1st level */
+@@ -766,7 +768,12 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id,
+ 
+ 	if (eaddr)
+ 		*eaddr = indirect_ptr;
+-	return kvm_is_visible_gfn(its->dev->kvm, gfn);
++
++out:
++	idx = srcu_read_lock(&its->dev->kvm->srcu);
++	ret = kvm_is_visible_gfn(its->dev->kvm, gfn);
++	srcu_read_unlock(&its->dev->kvm->srcu, idx);
++	return ret;
+ }
+ 
+ static int vgic_its_alloc_collection(struct vgic_its *its,