[gentoo-commits] proj/linux-patches:4.19 commit in: /

["Mike Pagano" <mpagano@gentoo.org>]

commit:     5ea815bec95ab0ee62acf3f6393d811ba8209eba
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Wed May 26 12:05:18 2021 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Wed May 26 12:05:18 2021 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=5ea815be

Linux patch 4.19.192

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

 0000_README               |    4 +
 1191_linux-4.19.192.patch | 1246 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 1250 insertions(+)

diff --git a/0000_README b/0000_README
index 303595a..a935472 100644
--- a/0000_README
+++ b/0000_README
@@ -803,6 +803,10 @@ Patch:  1190_linux-4.19.191.patch
 From:   https://www.kernel.org
 Desc:   Linux 4.19.191
 
+Patch:  1191_linux-4.19.192.patch
+From:   https://www.kernel.org
+Desc:   Linux 4.19.192
+
 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/1191_linux-4.19.192.patch b/1191_linux-4.19.192.patch
new file mode 100644
index 0000000..07efafd
--- /dev/null
+++ b/1191_linux-4.19.192.patch
@@ -0,0 +1,1246 @@
+diff --git a/Makefile b/Makefile
+index 586a2d128ffb3..51ee6da4c1ab5 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 19
+-SUBLEVEL = 191
++SUBLEVEL = 192
+ EXTRAVERSION =
+ NAME = "People's Front"
+ 
+diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c
+index 9d28ab14d139c..f3a7375ac3cd9 100644
+--- a/arch/openrisc/kernel/setup.c
++++ b/arch/openrisc/kernel/setup.c
+@@ -281,6 +281,8 @@ void calibrate_delay(void)
+ 	pr_cont("%lu.%02lu BogoMIPS (lpj=%lu)\n",
+ 		loops_per_jiffy / (500000 / HZ),
+ 		(loops_per_jiffy / (5000 / HZ)) % 100, loops_per_jiffy);
++
++	of_node_put(cpu);
+ }
+ 
+ void __init setup_arch(char **cmdline_p)
+diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
+index 72cd96a8eb19d..c4192f9e4db9d 100644
+--- a/drivers/cdrom/gdrom.c
++++ b/drivers/cdrom/gdrom.c
+@@ -775,6 +775,13 @@ static int probe_gdrom_setupqueue(void)
+ static int probe_gdrom(struct platform_device *devptr)
+ {
+ 	int err;
++
++	/*
++	 * Ensure our "one" device is initialized properly in case of previous
++	 * usages of it
++	 */
++	memset(&gd, 0, sizeof(gd));
++
+ 	/* Start the device */
+ 	if (gdrom_execute_diagnostic() != 1) {
+ 		pr_warning("ATA Probe for GDROM failed\n");
+@@ -857,6 +864,8 @@ static int remove_gdrom(struct platform_device *devptr)
+ 	if (gdrom_major)
+ 		unregister_blkdev(gdrom_major, GDROM_DEV_NAME);
+ 	unregister_cdrom(gd.cd_info);
++	kfree(gd.cd_info);
++	kfree(gd.toc);
+ 
+ 	return 0;
+ }
+@@ -872,7 +881,7 @@ static struct platform_driver gdrom_driver = {
+ static int __init init_gdrom(void)
+ {
+ 	int rc;
+-	gd.toc = NULL;
++
+ 	rc = platform_driver_register(&gdrom_driver);
+ 	if (rc)
+ 		return rc;
+@@ -888,8 +897,6 @@ static void __exit exit_gdrom(void)
+ {
+ 	platform_device_unregister(pd);
+ 	platform_driver_unregister(&gdrom_driver);
+-	kfree(gd.toc);
+-	kfree(gd.cd_info);
+ }
+ 
+ module_init(init_gdrom);
+diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c
+index c7d06a36b23a5..baa7280eccb34 100644
+--- a/drivers/firmware/arm_scpi.c
++++ b/drivers/firmware/arm_scpi.c
+@@ -563,8 +563,10 @@ static unsigned long scpi_clk_get_val(u16 clk_id)
+ 
+ 	ret = scpi_send_message(CMD_GET_CLOCK_VALUE, &le_clk_id,
+ 				sizeof(le_clk_id), &rate, sizeof(rate));
++	if (ret)
++		return 0;
+ 
+-	return ret ? ret : le32_to_cpu(rate);
++	return le32_to_cpu(rate);
+ }
+ 
+ static int scpi_clk_set_val(u16 clk_id, unsigned long rate)
+diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
+index f9b8e3e23a8e8..dc2bd82b32021 100644
+--- a/drivers/hwmon/lm80.c
++++ b/drivers/hwmon/lm80.c
+@@ -630,7 +630,6 @@ static int lm80_probe(struct i2c_client *client,
+ 	struct device *dev = &client->dev;
+ 	struct device *hwmon_dev;
+ 	struct lm80_data *data;
+-	int rv;
+ 
+ 	data = devm_kzalloc(dev, sizeof(struct lm80_data), GFP_KERNEL);
+ 	if (!data)
+@@ -643,14 +642,8 @@ static int lm80_probe(struct i2c_client *client,
+ 	lm80_init_client(client);
+ 
+ 	/* A few vars need to be filled upon startup */
+-	rv = lm80_read_value(client, LM80_REG_FAN_MIN(1));
+-	if (rv < 0)
+-		return rv;
+-	data->fan[f_min][0] = rv;
+-	rv = lm80_read_value(client, LM80_REG_FAN_MIN(2));
+-	if (rv < 0)
+-		return rv;
+-	data->fan[f_min][1] = rv;
++	data->fan[f_min][0] = lm80_read_value(client, LM80_REG_FAN_MIN(1));
++	data->fan[f_min][1] = lm80_read_value(client, LM80_REG_FAN_MIN(2));
+ 
+ 	hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
+ 							   data, lm80_groups);
+diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
+index 1695605eeb528..13513466df01f 100644
+--- a/drivers/infiniband/hw/mlx5/main.c
++++ b/drivers/infiniband/hw/mlx5/main.c
+@@ -6339,6 +6339,7 @@ static void *mlx5_ib_add_slave_port(struct mlx5_core_dev *mdev)
+ 
+ 		if (bound) {
+ 			rdma_roce_rescan_device(&dev->ib_dev);
++			mpi->ibdev->ib_active = true;
+ 			break;
+ 		}
+ 	}
+diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
+index 8a22ab8b29e9b..41c9ede98c265 100644
+--- a/drivers/infiniband/sw/rxe/rxe_qp.c
++++ b/drivers/infiniband/sw/rxe/rxe_qp.c
+@@ -250,6 +250,7 @@ static int rxe_qp_init_req(struct rxe_dev *rxe, struct rxe_qp *qp,
+ 	if (err) {
+ 		vfree(qp->sq.queue->buf);
+ 		kfree(qp->sq.queue);
++		qp->sq.queue = NULL;
+ 		return err;
+ 	}
+ 
+@@ -303,6 +304,7 @@ static int rxe_qp_init_resp(struct rxe_dev *rxe, struct rxe_qp *qp,
+ 		if (err) {
+ 			vfree(qp->rq.queue->buf);
+ 			kfree(qp->rq.queue);
++			qp->rq.queue = NULL;
+ 			return err;
+ 		}
+ 	}
+@@ -363,6 +365,11 @@ int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd,
+ err2:
+ 	rxe_queue_cleanup(qp->sq.queue);
+ err1:
++	qp->pd = NULL;
++	qp->rcq = NULL;
++	qp->scq = NULL;
++	qp->srq = NULL;
++
+ 	if (srq)
+ 		rxe_drop_ref(srq);
+ 	rxe_drop_ref(scq);
+diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
+index fd64df5a57a5e..e5413d93f0a1c 100644
+--- a/drivers/leds/leds-lp5523.c
++++ b/drivers/leds/leds-lp5523.c
+@@ -320,7 +320,7 @@ static int lp5523_init_program_engine(struct lp55xx_chip *chip)
+ 	usleep_range(3000, 6000);
+ 	ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);
+ 	if (ret)
+-		return ret;
++		goto out;
+ 	status &= LP5523_ENG_STATUS_MASK;
+ 
+ 	if (status != LP5523_ENG_STATUS_MASK) {
+diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
+index 9e930a150aa29..7d96836294713 100644
+--- a/drivers/md/dm-snap.c
++++ b/drivers/md/dm-snap.c
+@@ -1286,6 +1286,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
+ 
+ 	if (!s->store->chunk_size) {
+ 		ti->error = "Chunk size not set";
++		r = -EINVAL;
+ 		goto bad_read_metadata;
+ 	}
+ 
+diff --git a/drivers/media/platform/rcar_drif.c b/drivers/media/platform/rcar_drif.c
+index b677d014e7bab..81413ab52475d 100644
+--- a/drivers/media/platform/rcar_drif.c
++++ b/drivers/media/platform/rcar_drif.c
+@@ -912,7 +912,6 @@ static int rcar_drif_g_fmt_sdr_cap(struct file *file, void *priv,
+ {
+ 	struct rcar_drif_sdr *sdr = video_drvdata(file);
+ 
+-	memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
+ 	f->fmt.sdr.pixelformat = sdr->fmt->pixelformat;
+ 	f->fmt.sdr.buffersize = sdr->fmt->buffersize;
+ 
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+index a4cd6f2cfb862..4fb3dcb038196 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+@@ -1049,7 +1049,7 @@ 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;
++			goto error;
+ 		qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
+ 		skb_put(skb, QLCNIC_ILB_PKT_SIZE);
+ 		adapter->ahw->diag_cnt = 0;
+@@ -1073,6 +1073,7 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
+ 			cnt++;
+ 	}
+ 	if (cnt != i) {
++error:
+ 		dev_err(&adapter->pdev->dev,
+ 			"LB Test: failed, TX[%d], RX[%d]\n", i, cnt);
+ 		if (mode != QLCNIC_ILB_MODE)
+diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
+index 57694eada9955..f31067659e95f 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
++++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
+@@ -39,7 +39,7 @@ struct sunxi_priv_data {
+ static int sun7i_gmac_init(struct platform_device *pdev, void *priv)
+ {
+ 	struct sunxi_priv_data *gmac = priv;
+-	int ret;
++	int ret = 0;
+ 
+ 	if (gmac->regulator) {
+ 		ret = regulator_enable(gmac->regulator);
+@@ -60,11 +60,11 @@ static int sun7i_gmac_init(struct platform_device *pdev, void *priv)
+ 	} else {
+ 		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE);
+ 		ret = clk_prepare(gmac->tx_clk);
+-		if (ret)
+-			return ret;
++		if (ret && gmac->regulator)
++			regulator_disable(gmac->regulator);
+ 	}
+ 
+-	return 0;
++	return ret;
+ }
+ 
+ static void sun7i_gmac_exit(struct platform_device *pdev, void *priv)
+diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
+index 602a2025717ab..5894edf79d659 100644
+--- a/drivers/net/ethernet/sun/niu.c
++++ b/drivers/net/ethernet/sun/niu.c
+@@ -8145,10 +8145,10 @@ static int niu_pci_vpd_scan_props(struct niu *np, u32 start, u32 end)
+ 				     "VPD_SCAN: Reading in property [%s] len[%d]\n",
+ 				     namebuf, prop_len);
+ 			for (i = 0; i < prop_len; i++) {
+-				err = niu_pci_eeprom_read(np, off + i);
+-				if (err >= 0)
+-					*prop_buf = err;
+-				++prop_buf;
++				err =  niu_pci_eeprom_read(np, off + i);
++				if (err < 0)
++					return err;
++				*prop_buf++ = err;
+ 			}
+ 		}
+ 
+@@ -8159,14 +8159,14 @@ static int niu_pci_vpd_scan_props(struct niu *np, u32 start, u32 end)
+ }
+ 
+ /* ESPC_PIO_EN_ENABLE must be set */
+-static void niu_pci_vpd_fetch(struct niu *np, u32 start)
++static int niu_pci_vpd_fetch(struct niu *np, u32 start)
+ {
+ 	u32 offset;
+ 	int err;
+ 
+ 	err = niu_pci_eeprom_read16_swp(np, start + 1);
+ 	if (err < 0)
+-		return;
++		return err;
+ 
+ 	offset = err + 3;
+ 
+@@ -8175,12 +8175,14 @@ static void niu_pci_vpd_fetch(struct niu *np, u32 start)
+ 		u32 end;
+ 
+ 		err = niu_pci_eeprom_read(np, here);
++		if (err < 0)
++			return err;
+ 		if (err != 0x90)
+-			return;
++			return -EINVAL;
+ 
+ 		err = niu_pci_eeprom_read16_swp(np, here + 1);
+ 		if (err < 0)
+-			return;
++			return err;
+ 
+ 		here = start + offset + 3;
+ 		end = start + offset + err;
+@@ -8188,9 +8190,12 @@ static void niu_pci_vpd_fetch(struct niu *np, u32 start)
+ 		offset += err;
+ 
+ 		err = niu_pci_vpd_scan_props(np, here, end);
+-		if (err < 0 || err == 1)
+-			return;
++		if (err < 0)
++			return err;
++		if (err == 1)
++			return -EINVAL;
+ 	}
++	return 0;
+ }
+ 
+ /* ESPC_PIO_EN_ENABLE must be set */
+@@ -9281,8 +9286,11 @@ static int niu_get_invariants(struct niu *np)
+ 		offset = niu_pci_vpd_offset(np);
+ 		netif_printk(np, probe, KERN_DEBUG, np->dev,
+ 			     "%s() VPD offset [%08x]\n", __func__, offset);
+-		if (offset)
+-			niu_pci_vpd_fetch(np, offset);
++		if (offset) {
++			err = niu_pci_vpd_fetch(np, offset);
++			if (err < 0)
++				return err;
++		}
+ 		nw64(ESPC_PIO_EN, 0);
+ 
+ 		if (np->flags & NIU_FLAGS_VPD_VALID) {
+diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c
+index a3189294ecb80..6d1b6a4a81502 100644
+--- a/drivers/net/wireless/realtek/rtlwifi/base.c
++++ b/drivers/net/wireless/realtek/rtlwifi/base.c
+@@ -457,9 +457,14 @@ static void _rtl_init_mac80211(struct ieee80211_hw *hw)
+ 	}
+ }
+ 
+-static void _rtl_init_deferred_work(struct ieee80211_hw *hw)
++static int _rtl_init_deferred_work(struct ieee80211_hw *hw)
+ {
+ 	struct rtl_priv *rtlpriv = rtl_priv(hw);
++	struct workqueue_struct *wq;
++
++	wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name);
++	if (!wq)
++		return -ENOMEM;
+ 
+ 	/* <1> timer */
+ 	timer_setup(&rtlpriv->works.watchdog_timer,
+@@ -468,11 +473,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw)
+ 		    rtl_easy_concurrent_retrytimer_callback, 0);
+ 	/* <2> work queue */
+ 	rtlpriv->works.hw = hw;
+-	rtlpriv->works.rtl_wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name);
+-	if (unlikely(!rtlpriv->works.rtl_wq)) {
+-		pr_err("Failed to allocate work queue\n");
+-		return;
+-	}
++	rtlpriv->works.rtl_wq = wq;
+ 
+ 	INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq,
+ 			  (void *)rtl_watchdog_wq_callback);
+@@ -486,7 +487,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw)
+ 			  (void *)rtl_fwevt_wq_callback);
+ 	INIT_DELAYED_WORK(&rtlpriv->works.c2hcmd_wq,
+ 			  (void *)rtl_c2hcmd_wq_callback);
+-
++	return 0;
+ }
+ 
+ void rtl_deinit_deferred_work(struct ieee80211_hw *hw, bool ips_wq)
+@@ -586,9 +587,7 @@ int rtl_init_core(struct ieee80211_hw *hw)
+ 	rtlmac->link_state = MAC80211_NOLINK;
+ 
+ 	/* <6> init deferred work */
+-	_rtl_init_deferred_work(hw);
+-
+-	return 0;
++	return _rtl_init_deferred_work(hw);
+ }
+ EXPORT_SYMBOL_GPL(rtl_init_core);
+ 
+diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c
+index 39d972e2595f0..ad6263cf7303c 100644
+--- a/drivers/nvme/target/io-cmd-file.c
++++ b/drivers/nvme/target/io-cmd-file.c
+@@ -38,9 +38,11 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns)
+ 
+ 	ns->file = filp_open(ns->device_path, flags, 0);
+ 	if (IS_ERR(ns->file)) {
+-		pr_err("failed to open file %s: (%ld)\n",
+-				ns->device_path, PTR_ERR(ns->file));
+-		return PTR_ERR(ns->file);
++		ret = PTR_ERR(ns->file);
++		pr_err("failed to open file %s: (%d)\n",
++			ns->device_path, ret);
++		ns->file = NULL;
++		return ret;
+ 	}
+ 
+ 	ret = vfs_getattr(&ns->file->f_path,
+diff --git a/drivers/platform/x86/dell-smbios-wmi.c b/drivers/platform/x86/dell-smbios-wmi.c
+index cf2229ece9ff6..ccccce9b67efe 100644
+--- a/drivers/platform/x86/dell-smbios-wmi.c
++++ b/drivers/platform/x86/dell-smbios-wmi.c
+@@ -274,7 +274,8 @@ int init_dell_smbios_wmi(void)
+ 
+ void exit_dell_smbios_wmi(void)
+ {
+-	wmi_driver_unregister(&dell_smbios_wmi_driver);
++	if (wmi_supported)
++		wmi_driver_unregister(&dell_smbios_wmi_driver);
+ }
+ 
+ MODULE_ALIAS("wmi:" DELL_WMI_SMBIOS_GUID);
+diff --git a/drivers/rapidio/rio_cm.c b/drivers/rapidio/rio_cm.c
+index b29fc258eeba4..ab57a1eb519fc 100644
+--- a/drivers/rapidio/rio_cm.c
++++ b/drivers/rapidio/rio_cm.c
+@@ -2136,6 +2136,14 @@ static int riocm_add_mport(struct device *dev,
+ 		return -ENODEV;
+ 	}
+ 
++	cm->rx_wq = create_workqueue(DRV_NAME "/rxq");
++	if (!cm->rx_wq) {
++		rio_release_inb_mbox(mport, cmbox);
++		rio_release_outb_mbox(mport, cmbox);
++		kfree(cm);
++		return -ENOMEM;
++	}
++
+ 	/*
+ 	 * Allocate and register inbound messaging buffers to be ready
+ 	 * to receive channel and system management requests
+@@ -2146,15 +2154,6 @@ static int riocm_add_mport(struct device *dev,
+ 	cm->rx_slots = RIOCM_RX_RING_SIZE;
+ 	mutex_init(&cm->rx_lock);
+ 	riocm_rx_fill(cm, RIOCM_RX_RING_SIZE);
+-	cm->rx_wq = create_workqueue(DRV_NAME "/rxq");
+-	if (!cm->rx_wq) {
+-		riocm_error("failed to allocate IBMBOX_%d on %s",
+-			    cmbox, mport->name);
+-		rio_release_outb_mbox(mport, cmbox);
+-		kfree(cm);
+-		return -ENOMEM;
+-	}
+-
+ 	INIT_WORK(&cm->rx_work, rio_ibmsg_handler);
+ 
+ 	cm->tx_slot = 0;
+diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
+index 3007eecfa509b..7451355f20e08 100644
+--- a/drivers/scsi/qla2xxx/qla_nx.c
++++ b/drivers/scsi/qla2xxx/qla_nx.c
+@@ -1107,7 +1107,8 @@ qla82xx_write_flash_dword(struct qla_hw_data *ha, uint32_t flashaddr,
+ 		return ret;
+ 	}
+ 
+-	if (qla82xx_flash_set_write_enable(ha))
++	ret = qla82xx_flash_set_write_enable(ha);
++	if (ret < 0)
+ 		goto done_write;
+ 
+ 	qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_WDATA, data);
+diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c
+index c2cee73a8560d..2bb8bdc2539bc 100644
+--- a/drivers/scsi/ufs/ufs-hisi.c
++++ b/drivers/scsi/ufs/ufs-hisi.c
+@@ -543,21 +543,24 @@ static int ufs_hisi_init_common(struct ufs_hba *hba)
+ 	host->hba = hba;
+ 	ufshcd_set_variant(hba, host);
+ 
+-	host->rst  = devm_reset_control_get(dev, "rst");
++	host->rst = devm_reset_control_get(dev, "rst");
+ 	if (IS_ERR(host->rst)) {
+ 		dev_err(dev, "%s: failed to get reset control\n", __func__);
+-		return PTR_ERR(host->rst);
++		err = PTR_ERR(host->rst);
++		goto error;
+ 	}
+ 
+ 	ufs_hisi_set_pm_lvl(hba);
+ 
+ 	err = ufs_hisi_get_resource(host);
+-	if (err) {
+-		ufshcd_set_variant(hba, NULL);
+-		return err;
+-	}
++	if (err)
++		goto error;
+ 
+ 	return 0;
++
++error:
++	ufshcd_set_variant(hba, NULL);
++	return err;
+ }
+ 
+ static int ufs_hi3660_init(struct ufs_hba *hba)
+diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c
+index 330522be708fa..0515b5e6326d7 100644
+--- a/drivers/tty/serial/mvebu-uart.c
++++ b/drivers/tty/serial/mvebu-uart.c
+@@ -807,9 +807,6 @@ static int mvebu_uart_probe(struct platform_device *pdev)
+ 		return -EINVAL;
+ 	}
+ 
+-	if (!match)
+-		return -ENODEV;
+-
+ 	/* Assume that all UART ports have a DT alias or none has */
+ 	id = of_alias_get_id(pdev->dev.of_node, "serial");
+ 	if (!pdev->dev.of_node || id < 0)
+diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
+index 1fad4978a3b41..b2b5f19fb2fb9 100644
+--- a/drivers/tty/vt/vt.c
++++ b/drivers/tty/vt/vt.c
+@@ -1169,7 +1169,7 @@ static inline int resize_screen(struct vc_data *vc, int width, int height,
+ 	/* Resizes the resolution of the display adapater */
+ 	int err = 0;
+ 
+-	if (vc->vc_mode != KD_GRAPHICS && vc->vc_sw->con_resize)
++	if (vc->vc_sw->con_resize)
+ 		err = vc->vc_sw->con_resize(vc, width, height, user);
+ 
+ 	return err;
+diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
+index 2e959563af534..ce6c7dd7bc126 100644
+--- a/drivers/tty/vt/vt_ioctl.c
++++ b/drivers/tty/vt/vt_ioctl.c
+@@ -895,17 +895,17 @@ int vt_ioctl(struct tty_struct *tty,
+ 			if (vcp) {
+ 				int ret;
+ 				int save_scan_lines = vcp->vc_scan_lines;
+-				int save_font_height = vcp->vc_font.height;
++				int save_cell_height = vcp->vc_cell_height;
+ 
+ 				if (v.v_vlin)
+ 					vcp->vc_scan_lines = v.v_vlin;
+ 				if (v.v_clin)
+-					vcp->vc_font.height = v.v_clin;
++					vcp->vc_cell_height = v.v_clin;
+ 				vcp->vc_resize_user = 1;
+ 				ret = vc_resize(vcp, v.v_cols, v.v_rows);
+ 				if (ret) {
+ 					vcp->vc_scan_lines = save_scan_lines;
+-					vcp->vc_font.height = save_font_height;
++					vcp->vc_cell_height = save_cell_height;
+ 					console_unlock();
+ 					return ret;
+ 				}
+diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
+index 55507df335bdd..a992d922b3a71 100644
+--- a/drivers/video/console/vgacon.c
++++ b/drivers/video/console/vgacon.c
+@@ -384,7 +384,7 @@ static void vgacon_init(struct vc_data *c, int init)
+ 		vc_resize(c, vga_video_num_columns, vga_video_num_lines);
+ 
+ 	c->vc_scan_lines = vga_scan_lines;
+-	c->vc_font.height = vga_video_font_height;
++	c->vc_font.height = c->vc_cell_height = vga_video_font_height;
+ 	c->vc_complement_mask = 0x7700;
+ 	if (vga_512_chars)
+ 		c->vc_hi_font_mask = 0x0800;
+@@ -517,32 +517,32 @@ static void vgacon_cursor(struct vc_data *c, int mode)
+ 		switch (c->vc_cursor_type & 0x0f) {
+ 		case CUR_UNDERLINE:
+ 			vgacon_set_cursor_size(c->vc_x,
+-					       c->vc_font.height -
+-					       (c->vc_font.height <
++					       c->vc_cell_height -
++					       (c->vc_cell_height <
+ 						10 ? 2 : 3),
+-					       c->vc_font.height -
+-					       (c->vc_font.height <
++					       c->vc_cell_height -
++					       (c->vc_cell_height <
+ 						10 ? 1 : 2));
+ 			break;
+ 		case CUR_TWO_THIRDS:
+ 			vgacon_set_cursor_size(c->vc_x,
+-					       c->vc_font.height / 3,
+-					       c->vc_font.height -
+-					       (c->vc_font.height <
++					       c->vc_cell_height / 3,
++					       c->vc_cell_height -
++					       (c->vc_cell_height <
+ 						10 ? 1 : 2));
+ 			break;
+ 		case CUR_LOWER_THIRD:
+ 			vgacon_set_cursor_size(c->vc_x,
+-					       (c->vc_font.height * 2) / 3,
+-					       c->vc_font.height -
+-					       (c->vc_font.height <
++					       (c->vc_cell_height * 2) / 3,
++					       c->vc_cell_height -
++					       (c->vc_cell_height <
+ 						10 ? 1 : 2));
+ 			break;
+ 		case CUR_LOWER_HALF:
+ 			vgacon_set_cursor_size(c->vc_x,
+-					       c->vc_font.height / 2,
+-					       c->vc_font.height -
+-					       (c->vc_font.height <
++					       c->vc_cell_height / 2,
++					       c->vc_cell_height -
++					       (c->vc_cell_height <
+ 						10 ? 1 : 2));
+ 			break;
+ 		case CUR_NONE:
+@@ -553,7 +553,7 @@ static void vgacon_cursor(struct vc_data *c, int mode)
+ 			break;
+ 		default:
+ 			vgacon_set_cursor_size(c->vc_x, 1,
+-					       c->vc_font.height);
++					       c->vc_cell_height);
+ 			break;
+ 		}
+ 		break;
+@@ -564,13 +564,13 @@ static int vgacon_doresize(struct vc_data *c,
+ 		unsigned int width, unsigned int height)
+ {
+ 	unsigned long flags;
+-	unsigned int scanlines = height * c->vc_font.height;
++	unsigned int scanlines = height * c->vc_cell_height;
+ 	u8 scanlines_lo = 0, r7 = 0, vsync_end = 0, mode, max_scan;
+ 
+ 	raw_spin_lock_irqsave(&vga_lock, flags);
+ 
+ 	vgacon_xres = width * VGA_FONTWIDTH;
+-	vgacon_yres = height * c->vc_font.height;
++	vgacon_yres = height * c->vc_cell_height;
+ 	if (vga_video_type >= VIDEO_TYPE_VGAC) {
+ 		outb_p(VGA_CRTC_MAX_SCAN, vga_video_port_reg);
+ 		max_scan = inb_p(vga_video_port_val);
+@@ -625,9 +625,9 @@ static int vgacon_doresize(struct vc_data *c,
+ static int vgacon_switch(struct vc_data *c)
+ {
+ 	int x = c->vc_cols * VGA_FONTWIDTH;
+-	int y = c->vc_rows * c->vc_font.height;
++	int y = c->vc_rows * c->vc_cell_height;
+ 	int rows = screen_info.orig_video_lines * vga_default_font_height/
+-		c->vc_font.height;
++		c->vc_cell_height;
+ 	/*
+ 	 * We need to save screen size here as it's the only way
+ 	 * we can spot the screen has been resized and we need to
+@@ -1058,7 +1058,7 @@ static int vgacon_adjust_height(struct vc_data *vc, unsigned fontheight)
+ 				cursor_size_lastto = 0;
+ 				c->vc_sw->con_cursor(c, CM_DRAW);
+ 			}
+-			c->vc_font.height = fontheight;
++			c->vc_font.height = c->vc_cell_height = fontheight;
+ 			vc_resize(c, 0, rows);	/* Adjust console size */
+ 		}
+ 	}
+@@ -1106,12 +1106,20 @@ static int vgacon_resize(struct vc_data *c, unsigned int width,
+ 	if ((width << 1) * height > vga_vram_size)
+ 		return -EINVAL;
+ 
++	if (user) {
++		/*
++		 * Ho ho!  Someone (svgatextmode, eh?) may have reprogrammed
++		 * the video mode!  Set the new defaults then and go away.
++		 */
++		screen_info.orig_video_cols = width;
++		screen_info.orig_video_lines = height;
++		vga_default_font_height = c->vc_cell_height;
++		return 0;
++	}
+ 	if (width % 2 || width > screen_info.orig_video_cols ||
+ 	    height > (screen_info.orig_video_lines * vga_default_font_height)/
+-	    c->vc_font.height)
+-		/* let svgatextmode tinker with video timings and
+-		   return success */
+-		return (user) ? 0 : -EINVAL;
++	    c->vc_cell_height)
++		return -EINVAL;
+ 
+ 	if (con_is_visible(c) && !vga_is_gfx) /* who knows */
+ 		vgacon_doresize(c, width, height);
+diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
+index cf0e025416e5e..bf7959fdf9f44 100644
+--- a/drivers/video/fbdev/core/fbcon.c
++++ b/drivers/video/fbdev/core/fbcon.c
+@@ -2025,7 +2025,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width,
+ 			return -EINVAL;
+ 
+ 		DPRINTK("resize now %ix%i\n", var.xres, var.yres);
+-		if (con_is_visible(vc)) {
++		if (con_is_visible(vc) && vc->vc_mode == KD_TEXT) {
+ 			var.activate = FB_ACTIVATE_NOW |
+ 				FB_ACTIVATE_FORCE;
+ 			fb_set_var(info, &var);
+diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c
+index 59e1cae579481..03c0b1b8747b9 100644
+--- a/drivers/video/fbdev/hgafb.c
++++ b/drivers/video/fbdev/hgafb.c
+@@ -286,7 +286,7 @@ static int hga_card_detect(void)
+ 
+ 	hga_vram = ioremap(0xb0000, hga_vram_len);
+ 	if (!hga_vram)
+-		goto error;
++		return -ENOMEM;
+ 
+ 	if (request_region(0x3b0, 12, "hgafb"))
+ 		release_io_ports = 1;
+@@ -346,13 +346,18 @@ static int hga_card_detect(void)
+ 			hga_type_name = "Hercules";
+ 			break;
+ 	}
+-	return 1;
++	return 0;
+ error:
+ 	if (release_io_ports)
+ 		release_region(0x3b0, 12);
+ 	if (release_io_port)
+ 		release_region(0x3bf, 1);
+-	return 0;
++
++	iounmap(hga_vram);
++
++	pr_err("hgafb: HGA card not detected.\n");
++
++	return -EINVAL;
+ }
+ 
+ /**
+@@ -550,13 +555,11 @@ static struct fb_ops hgafb_ops = {
+ static int hgafb_probe(struct platform_device *pdev)
+ {
+ 	struct fb_info *info;
++	int ret;
+ 
+-	if (! hga_card_detect()) {
+-		printk(KERN_INFO "hgafb: HGA card not detected.\n");
+-		if (hga_vram)
+-			iounmap(hga_vram);
+-		return -EINVAL;
+-	}
++	ret = hga_card_detect();
++	if (ret)
++		return ret;
+ 
+ 	printk(KERN_INFO "hgafb: %s with %ldK of memory detected.\n",
+ 		hga_type_name, hga_vram_len/1024);
+diff --git a/drivers/video/fbdev/imsttfb.c b/drivers/video/fbdev/imsttfb.c
+index ffcf553719a31..ecdcf358ad5ea 100644
+--- a/drivers/video/fbdev/imsttfb.c
++++ b/drivers/video/fbdev/imsttfb.c
+@@ -1516,11 +1516,6 @@ static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ 	info->fix.smem_start = addr;
+ 	info->screen_base = (__u8 *)ioremap(addr, par->ramdac == IBM ?
+ 					    0x400000 : 0x800000);
+-	if (!info->screen_base) {
+-		release_mem_region(addr, size);
+-		framebuffer_release(info);
+-		return -ENOMEM;
+-	}
+ 	info->fix.mmio_start = addr + 0x800000;
+ 	par->dc_regs = ioremap(addr + 0x800000, 0x1000);
+ 	par->cmap_regs_phys = addr + 0x840000;
+diff --git a/drivers/xen/xen-pciback/xenbus.c b/drivers/xen/xen-pciback/xenbus.c
+index 1e2a996c75158..4fb6aacf96143 100644
+--- a/drivers/xen/xen-pciback/xenbus.c
++++ b/drivers/xen/xen-pciback/xenbus.c
+@@ -358,7 +358,8 @@ out:
+ 	return err;
+ }
+ 
+-static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev)
++static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev,
++				 enum xenbus_state state)
+ {
+ 	int err = 0;
+ 	int num_devs;
+@@ -372,9 +373,7 @@ static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev)
+ 	dev_dbg(&pdev->xdev->dev, "Reconfiguring device ...\n");
+ 
+ 	mutex_lock(&pdev->dev_lock);
+-	/* Make sure we only reconfigure once */
+-	if (xenbus_read_driver_state(pdev->xdev->nodename) !=
+-	    XenbusStateReconfiguring)
++	if (xenbus_read_driver_state(pdev->xdev->nodename) != state)
+ 		goto out;
+ 
+ 	err = xenbus_scanf(XBT_NIL, pdev->xdev->nodename, "num_devs", "%d",
+@@ -499,6 +498,10 @@ static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev)
+ 		}
+ 	}
+ 
++	if (state != XenbusStateReconfiguring)
++		/* Make sure we only reconfigure once. */
++		goto out;
++
+ 	err = xenbus_switch_state(pdev->xdev, XenbusStateReconfigured);
+ 	if (err) {
+ 		xenbus_dev_fatal(pdev->xdev, err,
+@@ -524,7 +527,7 @@ static void xen_pcibk_frontend_changed(struct xenbus_device *xdev,
+ 		break;
+ 
+ 	case XenbusStateReconfiguring:
+-		xen_pcibk_reconfigure(pdev);
++		xen_pcibk_reconfigure(pdev, XenbusStateReconfiguring);
+ 		break;
+ 
+ 	case XenbusStateConnected:
+@@ -663,6 +666,15 @@ static void xen_pcibk_be_watch(struct xenbus_watch *watch,
+ 		xen_pcibk_setup_backend(pdev);
+ 		break;
+ 
++	case XenbusStateInitialised:
++		/*
++		 * We typically move to Initialised when the first device was
++		 * added. Hence subsequent devices getting added may need
++		 * reconfiguring.
++		 */
++		xen_pcibk_reconfigure(pdev, XenbusStateInitialised);
++		break;
++
+ 	default:
+ 		break;
+ 	}
+diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
+index 9d94abaff8fc4..5a14f518cd979 100644
+--- a/fs/cifs/smb2ops.c
++++ b/fs/cifs/smb2ops.c
+@@ -1174,6 +1174,8 @@ smb2_copychunk_range(const unsigned int xid,
+ 			cpu_to_le32(min_t(u32, len, tcon->max_bytes_chunk));
+ 
+ 		/* Request server copy to target from src identified by key */
++		kfree(retbuf);
++		retbuf = NULL;
+ 		rc = SMB2_ioctl(xid, tcon, trgtfile->fid.persistent_fid,
+ 			trgtfile->fid.volatile_fid, FSCTL_SRV_COPYCHUNK_WRITE,
+ 			true /* is_fsctl */, (char *)pcchunk,
+diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
+index 8e5353bd72cfd..708f931c36f14 100644
+--- a/fs/ecryptfs/crypto.c
++++ b/fs/ecryptfs/crypto.c
+@@ -325,10 +325,8 @@ static int crypt_scatterlist(struct ecryptfs_crypt_stat *crypt_stat,
+ 	struct extent_crypt_result ecr;
+ 	int rc = 0;
+ 
+-	if (!crypt_stat || !crypt_stat->tfm
+-	       || !(crypt_stat->flags & ECRYPTFS_STRUCT_INITIALIZED))
+-		return -EINVAL;
+-
++	BUG_ON(!crypt_stat || !crypt_stat->tfm
++	       || !(crypt_stat->flags & ECRYPTFS_STRUCT_INITIALIZED));
+ 	if (unlikely(ecryptfs_verbosity > 0)) {
+ 		ecryptfs_printk(KERN_DEBUG, "Key size [%zd]; key:\n",
+ 				crypt_stat->key_size);
+diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h
+index fea64f2692a05..8b5bc3a47bf5f 100644
+--- a/include/linux/console_struct.h
++++ b/include/linux/console_struct.h
+@@ -62,6 +62,7 @@ struct vc_data {
+ 	unsigned int	vc_rows;
+ 	unsigned int	vc_size_row;		/* Bytes per row */
+ 	unsigned int	vc_scan_lines;		/* # of scan lines */
++	unsigned int	vc_cell_height;		/* CRTC character cell height */
+ 	unsigned long	vc_origin;		/* [!] Start of real screen */
+ 	unsigned long	vc_scr_end;		/* [!] End of real screen */
+ 	unsigned long	vc_visible_origin;	/* [!] Top of visible window */
+diff --git a/kernel/locking/mutex-debug.c b/kernel/locking/mutex-debug.c
+index 9aa713629387c..839df4383799c 100644
+--- a/kernel/locking/mutex-debug.c
++++ b/kernel/locking/mutex-debug.c
+@@ -57,7 +57,7 @@ void debug_mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
+ 	task->blocked_on = waiter;
+ }
+ 
+-void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
++void debug_mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
+ 			 struct task_struct *task)
+ {
+ 	DEBUG_LOCKS_WARN_ON(list_empty(&waiter->list));
+@@ -65,7 +65,7 @@ void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
+ 	DEBUG_LOCKS_WARN_ON(task->blocked_on != waiter);
+ 	task->blocked_on = NULL;
+ 
+-	list_del_init(&waiter->list);
++	INIT_LIST_HEAD(&waiter->list);
+ 	waiter->task = NULL;
+ }
+ 
+diff --git a/kernel/locking/mutex-debug.h b/kernel/locking/mutex-debug.h
+index 1edd3f45a4ecb..53e631e1d76da 100644
+--- a/kernel/locking/mutex-debug.h
++++ b/kernel/locking/mutex-debug.h
+@@ -22,7 +22,7 @@ extern void debug_mutex_free_waiter(struct mutex_waiter *waiter);
+ extern void debug_mutex_add_waiter(struct mutex *lock,
+ 				   struct mutex_waiter *waiter,
+ 				   struct task_struct *task);
+-extern void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
++extern void debug_mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
+ 				struct task_struct *task);
+ extern void debug_mutex_unlock(struct mutex *lock);
+ extern void debug_mutex_init(struct mutex *lock, const char *name,
+diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c
+index b3da782cdfbd7..354151fef06ae 100644
+--- a/kernel/locking/mutex.c
++++ b/kernel/locking/mutex.c
+@@ -177,7 +177,7 @@ static inline bool __mutex_waiter_is_first(struct mutex *lock, struct mutex_wait
+  * Add @waiter to a given location in the lock wait_list and set the
+  * FLAG_WAITERS flag if it's the first waiter.
+  */
+-static void __sched
++static void
+ __mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
+ 		   struct list_head *list)
+ {
+@@ -188,6 +188,16 @@ __mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
+ 		__mutex_set_flag(lock, MUTEX_FLAG_WAITERS);
+ }
+ 
++static void
++__mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter)
++{
++	list_del(&waiter->list);
++	if (likely(list_empty(&lock->wait_list)))
++		__mutex_clear_flag(lock, MUTEX_FLAGS);
++
++	debug_mutex_remove_waiter(lock, waiter, current);
++}
++
+ /*
+  * Give up ownership to a specific task, when @task = NULL, this is equivalent
+  * to a regular unlock. Sets PICKUP on a handoff, clears HANDOF, preserves
+@@ -1040,9 +1050,7 @@ acquired:
+ 			__ww_mutex_check_waiters(lock, ww_ctx);
+ 	}
+ 
+-	mutex_remove_waiter(lock, &waiter, current);
+-	if (likely(list_empty(&lock->wait_list)))
+-		__mutex_clear_flag(lock, MUTEX_FLAGS);
++	__mutex_remove_waiter(lock, &waiter);
+ 
+ 	debug_mutex_free_waiter(&waiter);
+ 
+@@ -1059,7 +1067,7 @@ skip_wait:
+ 
+ err:
+ 	__set_current_state(TASK_RUNNING);
+-	mutex_remove_waiter(lock, &waiter, current);
++	__mutex_remove_waiter(lock, &waiter);
+ err_early_kill:
+ 	spin_unlock(&lock->wait_lock);
+ 	debug_mutex_free_waiter(&waiter);
+diff --git a/kernel/locking/mutex.h b/kernel/locking/mutex.h
+index 1c2287d3fa719..f0c710b1d1927 100644
+--- a/kernel/locking/mutex.h
++++ b/kernel/locking/mutex.h
+@@ -10,12 +10,10 @@
+  * !CONFIG_DEBUG_MUTEXES case. Most of them are NOPs:
+  */
+ 
+-#define mutex_remove_waiter(lock, waiter, task) \
+-		__list_del((waiter)->list.prev, (waiter)->list.next)
+-
+ #define debug_mutex_wake_waiter(lock, waiter)		do { } while (0)
+ #define debug_mutex_free_waiter(waiter)			do { } while (0)
+ #define debug_mutex_add_waiter(lock, waiter, ti)	do { } while (0)
++#define debug_mutex_remove_waiter(lock, waiter, ti)     do { } while (0)
+ #define debug_mutex_unlock(lock)			do { } while (0)
+ #define debug_mutex_init(lock, name, key)		do { } while (0)
+ 
+diff --git a/kernel/ptrace.c b/kernel/ptrace.c
+index ecdb7402072fa..af74e843221b3 100644
+--- a/kernel/ptrace.c
++++ b/kernel/ptrace.c
+@@ -163,6 +163,21 @@ void __ptrace_unlink(struct task_struct *child)
+ 	spin_unlock(&child->sighand->siglock);
+ }
+ 
++static bool looks_like_a_spurious_pid(struct task_struct *task)
++{
++	if (task->exit_code != ((PTRACE_EVENT_EXEC << 8) | SIGTRAP))
++		return false;
++
++	if (task_pid_vnr(task) == task->ptrace_message)
++		return false;
++	/*
++	 * The tracee changed its pid but the PTRACE_EVENT_EXEC event
++	 * was not wait()'ed, most probably debugger targets the old
++	 * leader which was destroyed in de_thread().
++	 */
++	return true;
++}
++
+ /* Ensure that nothing can wake it up, even SIGKILL */
+ static bool ptrace_freeze_traced(struct task_struct *task)
+ {
+@@ -173,7 +188,8 @@ static bool ptrace_freeze_traced(struct task_struct *task)
+ 		return ret;
+ 
+ 	spin_lock_irq(&task->sighand->siglock);
+-	if (task_is_traced(task) && !__fatal_signal_pending(task)) {
++	if (task_is_traced(task) && !looks_like_a_spurious_pid(task) &&
++	    !__fatal_signal_pending(task)) {
+ 		task->state = __TASK_TRACED;
+ 		ret = true;
+ 	}
+diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
+index cc2f7ca91ccdd..719ae1dff7b4e 100644
+--- a/net/bluetooth/smp.c
++++ b/net/bluetooth/smp.c
+@@ -2703,6 +2703,15 @@ static int smp_cmd_public_key(struct l2cap_conn *conn, struct sk_buff *skb)
+ 	if (skb->len < sizeof(*key))
+ 		return SMP_INVALID_PARAMS;
+ 
++	/* Check if remote and local public keys are the same and debug key is
++	 * not in use.
++	 */
++	if (!test_bit(SMP_FLAG_DEBUG_KEY, &smp->flags) &&
++	    !crypto_memneq(key, smp->local_pk, 64)) {
++		bt_dev_err(hdev, "Remote and local public keys are identical");
++		return SMP_UNSPECIFIED;
++	}
++
+ 	memcpy(smp->remote_pk, key, 64);
+ 
+ 	if (test_bit(SMP_FLAG_REMOTE_OOB, &smp->flags)) {
+diff --git a/sound/firewire/Kconfig b/sound/firewire/Kconfig
+index 0cb65d0864cc0..a2ed164d80b49 100644
+--- a/sound/firewire/Kconfig
++++ b/sound/firewire/Kconfig
+@@ -37,7 +37,7 @@ config SND_OXFW
+ 	   * Mackie(Loud) Onyx 1640i (former model)
+ 	   * Mackie(Loud) Onyx Satellite
+ 	   * Mackie(Loud) Tapco Link.Firewire
+-	   * Mackie(Loud) d.2 pro/d.4 pro
++	   * Mackie(Loud) d.4 pro
+ 	   * Mackie(Loud) U.420/U.420d
+ 	   * TASCAM FireOne
+ 	   * Stanton Controllers & Systems 1 Deck/Mixer
+@@ -83,7 +83,7 @@ config SND_BEBOB
+ 	  * PreSonus FIREBOX/FIREPOD/FP10/Inspire1394
+ 	  * BridgeCo RDAudio1/Audio5
+ 	  * Mackie Onyx 1220/1620/1640 (FireWire I/O Card)
+-	  * Mackie d.2 (FireWire Option)
++	  * Mackie d.2 (FireWire Option) and d.2 Pro
+ 	  * Stanton FinalScratch 2 (ScratchAmp)
+ 	  * Tascam IF-FW/DM
+ 	  * Behringer XENIX UFX 1204/1604
+diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c
+index 5636e89ce5c75..2bcfeee758538 100644
+--- a/sound/firewire/bebob/bebob.c
++++ b/sound/firewire/bebob/bebob.c
+@@ -414,7 +414,7 @@ static const struct ieee1394_device_id bebob_id_table[] = {
+ 	SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal),
+ 	/* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */
+ 	SND_BEBOB_DEV_ENTRY(VEN_MACKIE2, 0x00010065, &spec_normal),
+-	/* Mackie, d.2 (Firewire Option) */
++	// Mackie, d.2 (Firewire option card) and d.2 Pro (the card is built-in).
+ 	SND_BEBOB_DEV_ENTRY(VEN_MACKIE1, 0x00010067, &spec_normal),
+ 	/* Stanton, ScratchAmp */
+ 	SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal),
+diff --git a/sound/firewire/dice/dice-alesis.c b/sound/firewire/dice/dice-alesis.c
+index f5b325263b674..39a4ef8c85430 100644
+--- a/sound/firewire/dice/dice-alesis.c
++++ b/sound/firewire/dice/dice-alesis.c
+@@ -16,7 +16,7 @@ alesis_io14_tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT] = {
+ static const unsigned int
+ alesis_io26_tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT] = {
+ 	{10, 10, 4},	/* Tx0 = Analog + S/PDIF. */
+-	{16, 8, 0},	/* Tx1 = ADAT1 + ADAT2. */
++	{16, 4, 0},	/* Tx1 = ADAT1 + ADAT2 (available at low rate). */
+ };
+ 
+ int snd_dice_detect_alesis_formats(struct snd_dice *dice)
+diff --git a/sound/firewire/dice/dice-tcelectronic.c b/sound/firewire/dice/dice-tcelectronic.c
+index a8875d24ba2aa..43a3bcb15b3d1 100644
+--- a/sound/firewire/dice/dice-tcelectronic.c
++++ b/sound/firewire/dice/dice-tcelectronic.c
+@@ -38,8 +38,8 @@ static const struct dice_tc_spec konnekt_24d = {
+ };
+ 
+ static const struct dice_tc_spec konnekt_live = {
+-	.tx_pcm_chs = {{16, 16, 16}, {0, 0, 0} },
+-	.rx_pcm_chs = {{16, 16, 16}, {0, 0, 0} },
++	.tx_pcm_chs = {{16, 16, 6}, {0, 0, 0} },
++	.rx_pcm_chs = {{16, 16, 6}, {0, 0, 0} },
+ 	.has_midi = true,
+ };
+ 
+diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c
+index 4ecaf69569dcb..3c9aa797747b0 100644
+--- a/sound/firewire/oxfw/oxfw.c
++++ b/sound/firewire/oxfw/oxfw.c
+@@ -400,7 +400,6 @@ static const struct ieee1394_device_id oxfw_id_table[] = {
+ 	 *  Onyx-i series (former models):	0x081216
+ 	 *  Mackie Onyx Satellite:		0x00200f
+ 	 *  Tapco LINK.firewire 4x6:		0x000460
+-	 *  d.2 pro:				Unknown
+ 	 *  d.4 pro:				Unknown
+ 	 *  U.420:				Unknown
+ 	 *  U.420d:				Unknown
+diff --git a/sound/isa/sb/sb8.c b/sound/isa/sb/sb8.c
+index 1eb8b61a185be..d77dcba276b54 100644
+--- a/sound/isa/sb/sb8.c
++++ b/sound/isa/sb/sb8.c
+@@ -111,10 +111,6 @@ static int snd_sb8_probe(struct device *pdev, unsigned int dev)
+ 
+ 	/* block the 0x388 port to avoid PnP conflicts */
+ 	acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
+-	if (!acard->fm_res) {
+-		err = -EBUSY;
+-		goto _err;
+-	}
+ 
+ 	if (port[dev] != SNDRV_AUTO_PORT) {
+ 		if ((err = snd_sbdsp_create(card, port[dev], irq[dev],
+diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
+index c4a9141a449cc..f9ebbee3824bb 100644
+--- a/sound/pci/hda/patch_realtek.c
++++ b/sound/pci/hda/patch_realtek.c
+@@ -388,7 +388,6 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
+ 	case 0x10ec0282:
+ 	case 0x10ec0283:
+ 	case 0x10ec0286:
+-	case 0x10ec0287:
+ 	case 0x10ec0288:
+ 	case 0x10ec0285:
+ 	case 0x10ec0298:
+@@ -399,6 +398,10 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
+ 	case 0x10ec0275:
+ 		alc_update_coef_idx(codec, 0xe, 0, 1<<0);
+ 		break;
++	case 0x10ec0287:
++		alc_update_coef_idx(codec, 0x10, 1<<9, 0);
++		alc_write_coef_idx(codec, 0x8, 0x4ab7);
++		break;
+ 	case 0x10ec0293:
+ 		alc_update_coef_idx(codec, 0xa, 1<<13, 0);
+ 		break;
+@@ -7166,12 +7169,19 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+ 	SND_PCI_QUIRK(0x1558, 0x50b8, "Clevo NK50SZ", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x50d5, "Clevo NP50D5", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x50f0, "Clevo NH50A[CDF]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x50f2, "Clevo NH50E[PR]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x50f3, "Clevo NH58DPQ", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x50f5, "Clevo NH55EPY", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x50f6, "Clevo NH55DPQ", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x5101, "Clevo S510WU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x5157, "Clevo W517GU1", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x51a1, "Clevo NS50MU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x70a1, "Clevo NB70T[HJK]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x70b3, "Clevo NK70SB", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x70f2, "Clevo NH79EPY", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x70f3, "Clevo NH77DPQ", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x70f4, "Clevo NH77EPY", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x70f6, "Clevo NH77DPQ-Y", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x8228, "Clevo NR40BU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x8520, "Clevo NH50D[CD]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x8521, "Clevo NH77D[CD]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+@@ -7189,9 +7199,17 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+ 	SND_PCI_QUIRK(0x1558, 0x8a51, "Clevo NH70RCQ-Y", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x8d50, "Clevo NH55RCQ-M", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x951d, "Clevo N950T[CDF]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0x9600, "Clevo N960K[PR]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x961d, "Clevo N960S[CDF]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0x971d, "Clevo N970T[CDF]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x1558, 0xa500, "Clevo NL53RU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xa600, "Clevo NL5XNU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xb018, "Clevo NP50D[BE]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xb019, "Clevo NH77D[BE]Q", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xb022, "Clevo NH77D[DC][QW]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xc018, "Clevo NP50D[BE]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xc019, "Clevo NH77D[BE]Q", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
++	SND_PCI_QUIRK(0x1558, 0xc022, "Clevo NH77[DC][QW]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ 	SND_PCI_QUIRK(0x17aa, 0x1036, "Lenovo P520", ALC233_FIXUP_LENOVO_MULTI_CODECS),
+ 	SND_PCI_QUIRK(0x17aa, 0x1048, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
+ 	SND_PCI_QUIRK(0x17aa, 0x20f2, "Thinkpad SL410/510", ALC269_FIXUP_SKU_IGNORE),
+diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
+index 18b436e7a2cc1..2163fd6dce664 100644
+--- a/sound/usb/line6/driver.c
++++ b/sound/usb/line6/driver.c
+@@ -705,6 +705,10 @@ static int line6_init_cap_control(struct usb_line6 *line6)
+ 		line6->buffer_message = kmalloc(LINE6_MIDI_MESSAGE_MAXLEN, GFP_KERNEL);
+ 		if (!line6->buffer_message)
+ 			return -ENOMEM;
++
++		ret = line6_init_midi(line6);
++		if (ret < 0)
++			return ret;
+ 	} else {
+ 		ret = line6_hwdep_init(line6);
+ 		if (ret < 0)
+diff --git a/sound/usb/line6/pod.c b/sound/usb/line6/pod.c
+index 020c81818951d..dff8e7d5f3050 100644
+--- a/sound/usb/line6/pod.c
++++ b/sound/usb/line6/pod.c
+@@ -420,11 +420,6 @@ static int pod_init(struct usb_line6 *line6,
+ 	if (err < 0)
+ 		return err;
+ 
+-	/* initialize MIDI subsystem: */
+-	err = line6_init_midi(line6);
+-	if (err < 0)
+-		return err;
+-
+ 	/* initialize PCM subsystem: */
+ 	err = line6_init_pcm(line6, &pod_pcm_properties);
+ 	if (err < 0)
+diff --git a/sound/usb/line6/variax.c b/sound/usb/line6/variax.c
+index e8c852b2ce350..163a08a8244d7 100644
+--- a/sound/usb/line6/variax.c
++++ b/sound/usb/line6/variax.c
+@@ -217,7 +217,6 @@ static int variax_init(struct usb_line6 *line6,
+ 		       const struct usb_device_id *id)
+ {
+ 	struct usb_line6_variax *variax = (struct usb_line6_variax *) line6;
+-	int err;
+ 
+ 	line6->process_message = line6_variax_process_message;
+ 	line6->disconnect = line6_variax_disconnect;
+@@ -233,11 +232,6 @@ static int variax_init(struct usb_line6 *line6,
+ 	if (variax->buffer_activate == NULL)
+ 		return -ENOMEM;
+ 
+-	/* initialize MIDI subsystem: */
+-	err = line6_init_midi(&variax->line6);
+-	if (err < 0)
+-		return err;
+-
+ 	/* initiate startup procedure: */
+ 	variax_startup1(variax);
+ 	return 0;
+diff --git a/sound/usb/midi.c b/sound/usb/midi.c
+index 4553db0ef0841..1ac8c84c3369a 100644
+--- a/sound/usb/midi.c
++++ b/sound/usb/midi.c
+@@ -1890,8 +1890,12 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi *umidi,
+ 		ms_ep = find_usb_ms_endpoint_descriptor(hostep);
+ 		if (!ms_ep)
+ 			continue;
++		if (ms_ep->bLength <= sizeof(*ms_ep))
++			continue;
+ 		if (ms_ep->bNumEmbMIDIJack > 0x10)
+ 			continue;
++		if (ms_ep->bLength < sizeof(*ms_ep) + ms_ep->bNumEmbMIDIJack)
++			continue;
+ 		if (usb_endpoint_dir_out(ep)) {
+ 			if (endpoints[epidx].out_ep) {
+ 				if (++epidx >= MIDI_MAX_ENDPOINTS) {