Merge 5.10.92 into android12-5.10-lts

Changes in 5.10.92
	md: revert io stats accounting
	workqueue: Fix unbind_workers() VS wq_worker_running() race
	bpf: Fix out of bounds access from invalid *_or_null type verification
	Bluetooth: btusb: fix memory leak in btusb_mtk_submit_wmt_recv_urb()
	Bluetooth: btusb: Add two more Bluetooth parts for WCN6855
	Bluetooth: btusb: Add support for Foxconn MT7922A
	Bluetooth: btusb: Add support for Foxconn QCA 0xe0d0
	Bluetooth: bfusb: fix division by zero in send path
	ARM: dts: exynos: Fix BCM4330 Bluetooth reset polarity in I9100
	USB: core: Fix bug in resuming hub's handling of wakeup requests
	USB: Fix "slab-out-of-bounds Write" bug in usb_hcd_poll_rh_status
	ath11k: Fix buffer overflow when scanning with extraie
	mmc: sdhci-pci: Add PCI ID for Intel ADL
	veth: Do not record rx queue hint in veth_xmit
	mfd: intel-lpss: Fix too early PM enablement in the ACPI ->probe()
	can: gs_usb: fix use of uninitialized variable, detach device on reception of invalid USB data
	can: isotp: convert struct tpcon::{idx,len} to unsigned int
	can: gs_usb: gs_can_start_xmit(): zero-initialize hf->{flags,reserved}
	random: fix data race on crng_node_pool
	random: fix data race on crng init time
	random: fix crash on multiple early calls to add_bootloader_randomness()
	media: Revert "media: uvcvideo: Set unique vdev name based in type"
	staging: wlan-ng: Avoid bitwise vs logical OR warning in hfa384x_usb_throttlefn()
	drm/i915: Avoid bitwise vs logical OR warning in snb_wm_latency_quirk()
	staging: greybus: fix stack size warning with UBSAN
	Linux 5.10.92

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: If1a622474ca6cad5fbe08c171396f3df521bd9a0

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 10
-SUBLEVEL = 91
+SUBLEVEL = 92
 EXTRAVERSION =
 NAME = Dare mighty things
 

arch/arm/boot/dts/exynos4210-i9100.dts

@@ -765,7 +765,7 @@
 		compatible = "brcm,bcm4330-bt";
 
 		shutdown-gpios = <&gpl0 4 GPIO_ACTIVE_HIGH>;
-		reset-gpios = <&gpl1 0 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpl1 0 GPIO_ACTIVE_LOW>;
 		device-wakeup-gpios = <&gpx3 1 GPIO_ACTIVE_HIGH>;
 		host-wakeup-gpios = <&gpx2 6 GPIO_ACTIVE_HIGH>;
 	};

drivers/bluetooth/bfusb.c

@@ -628,6 +628,9 @@ static int bfusb_probe(struct usb_interface *intf, const struct usb_device_id *i
 	data->bulk_out_ep   = bulk_out_ep->desc.bEndpointAddress;
 	data->bulk_pkt_size = le16_to_cpu(bulk_out_ep->desc.wMaxPacketSize);
 
+	if (!data->bulk_pkt_size)
+		goto done;
+
 	rwlock_init(&data->lock);
 
 	data->reassembly = NULL;

drivers/bluetooth/btusb.c

@@ -379,6 +379,15 @@ static const struct usb_device_id blacklist_table[] = {
 	{ USB_DEVICE(0x8087, 0x0aaa), .driver_info = BTUSB_INTEL_NEW |
 						     BTUSB_WIDEBAND_SPEECH |
 						     BTUSB_VALID_LE_STATES },
+	{ USB_DEVICE(0x10ab, 0x9309), .driver_info = BTUSB_QCA_WCN6855 |
+						     BTUSB_WIDEBAND_SPEECH |
+						     BTUSB_VALID_LE_STATES },
+	{ USB_DEVICE(0x10ab, 0x9409), .driver_info = BTUSB_QCA_WCN6855 |
+						     BTUSB_WIDEBAND_SPEECH |
+						     BTUSB_VALID_LE_STATES },
+	{ USB_DEVICE(0x0489, 0xe0d0), .driver_info = BTUSB_QCA_WCN6855 |
+						     BTUSB_WIDEBAND_SPEECH |
+						     BTUSB_VALID_LE_STATES },
 
 	/* Other Intel Bluetooth devices */
 	{ USB_VENDOR_AND_INTERFACE_INFO(0x8087, 0xe0, 0x01, 0x01),
@@ -400,6 +409,14 @@ static const struct usb_device_id blacklist_table[] = {
 			 BTUSB_WIDEBAND_SPEECH |
 			 BTUSB_VALID_LE_STATES },
 
+	/* MediaTek MT7922A Bluetooth devices */
+	{ USB_DEVICE(0x0489, 0xe0d8), .driver_info = BTUSB_MEDIATEK |
+						     BTUSB_WIDEBAND_SPEECH |
+						     BTUSB_VALID_LE_STATES },
+	{ USB_DEVICE(0x0489, 0xe0d9), .driver_info = BTUSB_MEDIATEK |
+						     BTUSB_WIDEBAND_SPEECH |
+						     BTUSB_VALID_LE_STATES },
+
 	/* Additional Realtek 8723AE Bluetooth devices */
 	{ USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK },
 	{ USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK },
@@ -2845,6 +2862,7 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
 		skb = bt_skb_alloc(HCI_WMT_MAX_EVENT_SIZE, GFP_ATOMIC);
 		if (!skb) {
 			hdev->stat.err_rx++;
+			kfree(urb->setup_packet);
 			return;
 		}
 
@@ -2865,6 +2883,7 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
 			data->evt_skb = skb_clone(skb, GFP_ATOMIC);
 			if (!data->evt_skb) {
 				kfree_skb(skb);
+				kfree(urb->setup_packet);
 				return;
 			}
 		}
@@ -2873,6 +2892,7 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
 		if (err < 0) {
 			kfree_skb(data->evt_skb);
 			data->evt_skb = NULL;
+			kfree(urb->setup_packet);
 			return;
 		}
 
@@ -2883,6 +2903,7 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
 			wake_up_bit(&data->flags,
 				    BTUSB_TX_WAIT_VND_EVT);
 		}
+		kfree(urb->setup_packet);
 		return;
 	} else if (urb->status == -ENOENT) {
 		/* Avoid suspend failed when usb_kill_urb */
@@ -2903,6 +2924,7 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
 	usb_anchor_urb(urb, &data->ctrl_anchor);
 	err = usb_submit_urb(urb, GFP_ATOMIC);
 	if (err < 0) {
+		kfree(urb->setup_packet);
 		/* -EPERM: urb is being killed;
 		 * -ENODEV: device got disconnected
 		 */

drivers/char/random.c

@@ -461,6 +461,7 @@ static struct crng_state primary_crng = {
  * its value (from 0->1->2).
  */
 static int crng_init = 0;
+static bool crng_need_final_init = false;
 #define crng_ready() (likely(crng_init > 1))
 static int crng_init_cnt = 0;
 static unsigned long crng_global_init_time = 0;
@@ -838,6 +839,36 @@ static void __init crng_initialize_primary(struct crng_state *crng)
 	crng->init_time = jiffies - CRNG_RESEED_INTERVAL - 1;
 }
 
+static void crng_finalize_init(struct crng_state *crng)
+{
+	if (crng != &primary_crng || crng_init >= 2)
+		return;
+	if (!system_wq) {
+		/* We can't call numa_crng_init until we have workqueues,
+		 * so mark this for processing later. */
+		crng_need_final_init = true;
+		return;
+	}
+
+	invalidate_batched_entropy();
+	numa_crng_init();
+	crng_init = 2;
+	process_random_ready_list();
+	wake_up_interruptible(&crng_init_wait);
+	kill_fasync(&fasync, SIGIO, POLL_IN);
+	pr_notice("crng init done\n");
+	if (unseeded_warning.missed) {
+		pr_notice("%d get_random_xx warning(s) missed due to ratelimiting\n",
+			  unseeded_warning.missed);
+		unseeded_warning.missed = 0;
+	}
+	if (urandom_warning.missed) {
+		pr_notice("%d urandom warning(s) missed due to ratelimiting\n",
+			  urandom_warning.missed);
+		urandom_warning.missed = 0;
+	}
+}
+
 #ifdef CONFIG_NUMA
 static void do_numa_crng_init(struct work_struct *work)
 {
@@ -853,8 +884,8 @@ static void do_numa_crng_init(struct work_struct *work)
 		crng_initialize_secondary(crng);
 		pool[i] = crng;
 	}
-	mb();
+	/* pairs with READ_ONCE() in select_crng() */
-	if (cmpxchg(&crng_node_pool, NULL, pool)) {
+	if (cmpxchg_release(&crng_node_pool, NULL, pool) != NULL) {
 		for_each_node(i)
 			kfree(pool[i]);
 		kfree(pool);
@@ -867,8 +898,26 @@ static void numa_crng_init(void)
 {
 	schedule_work(&numa_crng_init_work);
 }
+
+static struct crng_state *select_crng(void)
+{
+	struct crng_state **pool;
+	int nid = numa_node_id();
+
+	/* pairs with cmpxchg_release() in do_numa_crng_init() */
+	pool = READ_ONCE(crng_node_pool);
+	if (pool && pool[nid])
+		return pool[nid];
+
+	return &primary_crng;
+}
 #else
 static void numa_crng_init(void) {}
+
+static struct crng_state *select_crng(void)
+{
+	return &primary_crng;
+}
 #endif
 
 /*
@@ -972,38 +1021,23 @@ static void crng_reseed(struct crng_state *crng, struct entropy_store *r)
 		crng->state[i+4] ^= buf.key[i] ^ rv;
 	}
 	memzero_explicit(&buf, sizeof(buf));
-	crng->init_time = jiffies;
+	WRITE_ONCE(crng->init_time, jiffies);
 	spin_unlock_irqrestore(&crng->lock, flags);
-	if (crng == &primary_crng && crng_init < 2) {
+	crng_finalize_init(crng);
-		invalidate_batched_entropy();
-		numa_crng_init();
-		crng_init = 2;
-		process_random_ready_list();
-		wake_up_interruptible(&crng_init_wait);
-		kill_fasync(&fasync, SIGIO, POLL_IN);
-		pr_notice("crng init done\n");
-		if (unseeded_warning.missed) {
-			pr_notice("%d get_random_xx warning(s) missed due to ratelimiting\n",
-				  unseeded_warning.missed);
-			unseeded_warning.missed = 0;
-		}
-		if (urandom_warning.missed) {
-			pr_notice("%d urandom warning(s) missed due to ratelimiting\n",
-				  urandom_warning.missed);
-			urandom_warning.missed = 0;
-		}
-	}
 }
 
 static void _extract_crng(struct crng_state *crng,
 			  __u8 out[CHACHA_BLOCK_SIZE])
 {
-	unsigned long v, flags;
+	unsigned long v, flags, init_time;
 
-	if (crng_ready() &&
+	if (crng_ready()) {
-	    (time_after(crng_global_init_time, crng->init_time) ||
+		init_time = READ_ONCE(crng->init_time);
-	     time_after(jiffies, crng->init_time + CRNG_RESEED_INTERVAL)))
+		if (time_after(READ_ONCE(crng_global_init_time), init_time) ||
-		crng_reseed(crng, crng == &primary_crng ? &input_pool : NULL);
+		    time_after(jiffies, init_time + CRNG_RESEED_INTERVAL))
+			crng_reseed(crng, crng == &primary_crng ?
+				    &input_pool : NULL);
+	}
 	spin_lock_irqsave(&crng->lock, flags);
 	if (arch_get_random_long(&v))
 		crng->state[14] ^= v;
@@ -1015,15 +1049,7 @@ static void _extract_crng(struct crng_state *crng,
 
 static void extract_crng(__u8 out[CHACHA_BLOCK_SIZE])
 {
-	struct crng_state *crng = NULL;
+	_extract_crng(select_crng(), out);
-
-#ifdef CONFIG_NUMA
-	if (crng_node_pool)
-		crng = crng_node_pool[numa_node_id()];
-	if (crng == NULL)
-#endif
-		crng = &primary_crng;
-	_extract_crng(crng, out);
 }
 
 /*
@@ -1052,15 +1078,7 @@ static void _crng_backtrack_protect(struct crng_state *crng,
 
 static void crng_backtrack_protect(__u8 tmp[CHACHA_BLOCK_SIZE], int used)
 {
-	struct crng_state *crng = NULL;
+	_crng_backtrack_protect(select_crng(), tmp, used);
-
-#ifdef CONFIG_NUMA
-	if (crng_node_pool)
-		crng = crng_node_pool[numa_node_id()];
-	if (crng == NULL)
-#endif
-		crng = &primary_crng;
-	_crng_backtrack_protect(crng, tmp, used);
 }
 
 static ssize_t extract_crng_user(void __user *buf, size_t nbytes)
@@ -1799,6 +1817,8 @@ static void __init init_std_data(struct entropy_store *r)
 int __init rand_initialize(void)
 {
 	init_std_data(&input_pool);
+	if (crng_need_final_init)
+		crng_finalize_init(&primary_crng);
 	crng_initialize_primary(&primary_crng);
 	crng_global_init_time = jiffies;
 	if (ratelimit_disable) {
@@ -1973,7 +1993,7 @@ static long random_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
 		if (crng_init < 2)
 			return -ENODATA;
 		crng_reseed(&primary_crng, &input_pool);
-		crng_global_init_time = jiffies - 1;
+		WRITE_ONCE(crng_global_init_time, jiffies - 1);
 		return 0;
 	default:
 		return -EINVAL;
@@ -2307,7 +2327,8 @@ void add_hwgenerator_randomness(const char *buffer, size_t count,
 	 * We'll be woken up again once below random_write_wakeup_thresh,
 	 * or when the calling thread is about to terminate.
 	 */
-	wait_event_interruptible(random_write_wait, kthread_should_stop() ||
+	wait_event_interruptible(random_write_wait,
+			!system_wq || kthread_should_stop() ||
 			ENTROPY_BITS(&input_pool) <= random_write_wakeup_bits);
 	mix_pool_bytes(poolp, buffer, count);
 	credit_entropy_bits(poolp, entropy);

drivers/gpu/drm/i915/intel_pm.c

@@ -3044,9 +3044,9 @@ static void snb_wm_latency_quirk(struct drm_i915_private *dev_priv)
 	 * The BIOS provided WM memory latency values are often
 	 * inadequate for high resolution displays. Adjust them.
 	 */
-	changed = ilk_increase_wm_latency(dev_priv, dev_priv->wm.pri_latency, 12) |
+	changed = ilk_increase_wm_latency(dev_priv, dev_priv->wm.pri_latency, 12);
-		ilk_increase_wm_latency(dev_priv, dev_priv->wm.spr_latency, 12) |
+	changed |= ilk_increase_wm_latency(dev_priv, dev_priv->wm.spr_latency, 12);
-		ilk_increase_wm_latency(dev_priv, dev_priv->wm.cur_latency, 12);
+	changed |= ilk_increase_wm_latency(dev_priv, dev_priv->wm.cur_latency, 12);
 
 	if (!changed)
 		return;

drivers/md/md.c

@@ -459,34 +459,12 @@ check_suspended:
 }
 EXPORT_SYMBOL(md_handle_request);
 
-struct md_io {
-	struct mddev *mddev;
-	bio_end_io_t *orig_bi_end_io;
-	void *orig_bi_private;
-	unsigned long start_time;
-	struct hd_struct *part;
-};
-
-static void md_end_io(struct bio *bio)
-{
-	struct md_io *md_io = bio->bi_private;
-	struct mddev *mddev = md_io->mddev;
-
-	part_end_io_acct(md_io->part, bio, md_io->start_time);
-
-	bio->bi_end_io = md_io->orig_bi_end_io;
-	bio->bi_private = md_io->orig_bi_private;
-
-	mempool_free(md_io, &mddev->md_io_pool);
-
-	if (bio->bi_end_io)
-		bio->bi_end_io(bio);
-}
-
 static blk_qc_t md_submit_bio(struct bio *bio)
 {
 	const int rw = bio_data_dir(bio);
+	const int sgrp = op_stat_group(bio_op(bio));
 	struct mddev *mddev = bio->bi_disk->private_data;
+	unsigned int sectors;
 
 	if (mddev == NULL || mddev->pers == NULL) {
 		bio_io_error(bio);
@@ -507,26 +485,21 @@ static blk_qc_t md_submit_bio(struct bio *bio)
 		return BLK_QC_T_NONE;
 	}
 
-	if (bio->bi_end_io != md_end_io) {
+	/*
-		struct md_io *md_io;
+	 * save the sectors now since our bio can
-
+	 * go away inside make_request
-		md_io = mempool_alloc(&mddev->md_io_pool, GFP_NOIO);
+	 */
-		md_io->mddev = mddev;
+	sectors = bio_sectors(bio);
-		md_io->orig_bi_end_io = bio->bi_end_io;
-		md_io->orig_bi_private = bio->bi_private;
-
-		bio->bi_end_io = md_end_io;
-		bio->bi_private = md_io;
-
-		md_io->start_time = part_start_io_acct(mddev->gendisk,
-						       &md_io->part, bio);
-	}
-
 	/* bio could be mergeable after passing to underlayer */
 	bio->bi_opf &= ~REQ_NOMERGE;
 
 	md_handle_request(mddev, bio);
 
+	part_stat_lock();
+	part_stat_inc(&mddev->gendisk->part0, ios[sgrp]);
+	part_stat_add(&mddev->gendisk->part0, sectors[sgrp], sectors);
+	part_stat_unlock();
+
 	return BLK_QC_T_NONE;
 }
 
@@ -5636,7 +5609,6 @@ static void md_free(struct kobject *ko)
 
 	bioset_exit(&mddev->bio_set);
 	bioset_exit(&mddev->sync_set);
-	mempool_exit(&mddev->md_io_pool);
 	kfree(mddev);
 }
 
@@ -5732,11 +5704,6 @@ static int md_alloc(dev_t dev, char *name)
 		 */
 		mddev->hold_active = UNTIL_STOP;
 
-	error = mempool_init_kmalloc_pool(&mddev->md_io_pool, BIO_POOL_SIZE,
-					  sizeof(struct md_io));
-	if (error)
-		goto abort;
-
 	error = -ENOMEM;
 	mddev->queue = blk_alloc_queue(NUMA_NO_NODE);
 	if (!mddev->queue)

drivers/md/md.h

@@ -487,7 +487,6 @@ struct mddev {
 	struct bio_set			sync_set; /* for sync operations like
 						   * metadata and bitmap writes
 						   */
-	mempool_t			md_io_pool;
 
 	/* Generic flush handling.
 	 * The last to finish preflush schedules a worker to submit

drivers/media/usb/uvc/uvc_driver.c

@@ -2065,7 +2065,6 @@ int uvc_register_video_device(struct uvc_device *dev,
 			      const struct v4l2_file_operations *fops,
 			      const struct v4l2_ioctl_ops *ioctl_ops)
 {
-	const char *name;
 	int ret;
 
 	/* Initialize the video buffers queue. */
@@ -2094,20 +2093,16 @@ int uvc_register_video_device(struct uvc_device *dev,
 	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 	default:
 		vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
-		name = "Video Capture";
 		break;
 	case V4L2_BUF_TYPE_VIDEO_OUTPUT:
 		vdev->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
-		name = "Video Output";
 		break;
 	case V4L2_BUF_TYPE_META_CAPTURE:
 		vdev->device_caps = V4L2_CAP_META_CAPTURE | V4L2_CAP_STREAMING;
-		name = "Metadata";
 		break;
 	}
 
-	snprintf(vdev->name, sizeof(vdev->name), "%s %u", name,
+	strscpy(vdev->name, dev->name, sizeof(vdev->name));
-		 stream->header.bTerminalLink);
 
 	/*
 	 * Set the driver data before calling video_register_device, otherwise

drivers/mfd/intel-lpss-acpi.c

@@ -102,6 +102,7 @@ static int intel_lpss_acpi_probe(struct platform_device *pdev)
 {
 	struct intel_lpss_platform_info *info;
 	const struct acpi_device_id *id;
+	int ret;
 
 	id = acpi_match_device(intel_lpss_acpi_ids, &pdev->dev);
 	if (!id)
@@ -115,10 +116,14 @@ static int intel_lpss_acpi_probe(struct platform_device *pdev)
 	info->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	info->irq = platform_get_irq(pdev, 0);
 
+	ret = intel_lpss_probe(&pdev->dev, info);
+	if (ret)
+		return ret;
+
 	pm_runtime_set_active(&pdev->dev);
 	pm_runtime_enable(&pdev->dev);
 
-	return intel_lpss_probe(&pdev->dev, info);
+	return 0;
 }
 
 static int intel_lpss_acpi_remove(struct platform_device *pdev)

drivers/mmc/host/sdhci-pci-core.c

@@ -1932,6 +1932,7 @@ static const struct pci_device_id pci_ids[] = {
 	SDHCI_PCI_DEVICE(INTEL, JSL_SD,    intel_byt_sd),
 	SDHCI_PCI_DEVICE(INTEL, LKF_EMMC,  intel_glk_emmc),
 	SDHCI_PCI_DEVICE(INTEL, LKF_SD,    intel_byt_sd),
+	SDHCI_PCI_DEVICE(INTEL, ADL_EMMC,  intel_glk_emmc),
 	SDHCI_PCI_DEVICE(O2, 8120,     o2),
 	SDHCI_PCI_DEVICE(O2, 8220,     o2),
 	SDHCI_PCI_DEVICE(O2, 8221,     o2),

drivers/mmc/host/sdhci-pci.h

@@ -59,6 +59,7 @@
 #define PCI_DEVICE_ID_INTEL_JSL_SD	0x4df8
 #define PCI_DEVICE_ID_INTEL_LKF_EMMC	0x98c4
 #define PCI_DEVICE_ID_INTEL_LKF_SD	0x98f8
+#define PCI_DEVICE_ID_INTEL_ADL_EMMC	0x54c4
 
 #define PCI_DEVICE_ID_SYSKONNECT_8000	0x8000
 #define PCI_DEVICE_ID_VIA_95D0		0x95d0

drivers/net/can/usb/gs_usb.c

@@ -320,7 +320,7 @@ static void gs_usb_receive_bulk_callback(struct urb *urb)
 
 	/* device reports out of range channel id */
 	if (hf->channel >= GS_MAX_INTF)
-		goto resubmit_urb;
+		goto device_detach;
 
 	dev = usbcan->canch[hf->channel];
 
@@ -405,6 +405,7 @@ static void gs_usb_receive_bulk_callback(struct urb *urb)
 
 	/* USB failure take down all interfaces */
 	if (rc == -ENODEV) {
+ device_detach:
 		for (rc = 0; rc < GS_MAX_INTF; rc++) {
 			if (usbcan->canch[rc])
 				netif_device_detach(usbcan->canch[rc]->netdev);
@@ -506,6 +507,8 @@ static netdev_tx_t gs_can_start_xmit(struct sk_buff *skb,
 
 	hf->echo_id = idx;
 	hf->channel = dev->channel;
+	hf->flags = 0;
+	hf->reserved = 0;
 
 	cf = (struct can_frame *)skb->data;
 

drivers/net/veth.c

@@ -301,7 +301,6 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (rxq < rcv->real_num_rx_queues) {
 		rq = &rcv_priv->rq[rxq];
 		rcv_xdp = rcu_access_pointer(rq->xdp_prog);
-		skb_record_rx_queue(skb, rxq);
 	}
 
 	skb_tx_timestamp(skb);

drivers/net/wireless/ath/ath11k/wmi.c

@@ -2036,7 +2036,7 @@ int ath11k_wmi_send_scan_start_cmd(struct ath11k *ar,
 	void *ptr;
 	int i, ret, len;
 	u32 *tmp_ptr;
-	u8 extraie_len_with_pad = 0;
+	u16 extraie_len_with_pad = 0;
 	struct hint_short_ssid *s_ssid = NULL;
 	struct hint_bssid *hint_bssid = NULL;
 
@@ -2055,7 +2055,7 @@ int ath11k_wmi_send_scan_start_cmd(struct ath11k *ar,
 		len += sizeof(*bssid) * params->num_bssid;
 
 	len += TLV_HDR_SIZE;
-	if (params->extraie.len)
+	if (params->extraie.len && params->extraie.len <= 0xFFFF)
 		extraie_len_with_pad =
 			roundup(params->extraie.len, sizeof(u32));
 	len += extraie_len_with_pad;
@@ -2162,7 +2162,7 @@ int ath11k_wmi_send_scan_start_cmd(struct ath11k *ar,
 		      FIELD_PREP(WMI_TLV_LEN, len);
 	ptr += TLV_HDR_SIZE;
 
-	if (params->extraie.len)
+	if (extraie_len_with_pad)
 		memcpy(ptr, params->extraie.ptr,
 		       params->extraie.len);
 

drivers/staging/greybus/audio_topology.c

@@ -974,6 +974,44 @@ static int gbaudio_widget_event(struct snd_soc_dapm_widget *w,
 	return ret;
 }
 
+static const struct snd_soc_dapm_widget gbaudio_widgets[] = {
+	[snd_soc_dapm_spk]	= SND_SOC_DAPM_SPK(NULL, gbcodec_event_spk),
+	[snd_soc_dapm_hp]	= SND_SOC_DAPM_HP(NULL, gbcodec_event_hp),
+	[snd_soc_dapm_mic]	= SND_SOC_DAPM_MIC(NULL, gbcodec_event_int_mic),
+	[snd_soc_dapm_output]	= SND_SOC_DAPM_OUTPUT(NULL),
+	[snd_soc_dapm_input]	= SND_SOC_DAPM_INPUT(NULL),
+	[snd_soc_dapm_switch]	= SND_SOC_DAPM_SWITCH_E(NULL, SND_SOC_NOPM,
+					0, 0, NULL,
+					gbaudio_widget_event,
+					SND_SOC_DAPM_PRE_PMU |
+					SND_SOC_DAPM_POST_PMD),
+	[snd_soc_dapm_pga]	= SND_SOC_DAPM_PGA_E(NULL, SND_SOC_NOPM,
+					0, 0, NULL, 0,
+					gbaudio_widget_event,
+					SND_SOC_DAPM_PRE_PMU |
+					SND_SOC_DAPM_POST_PMD),
+	[snd_soc_dapm_mixer]	= SND_SOC_DAPM_MIXER_E(NULL, SND_SOC_NOPM,
+					0, 0, NULL, 0,
+					gbaudio_widget_event,
+					SND_SOC_DAPM_PRE_PMU |
+					SND_SOC_DAPM_POST_PMD),
+	[snd_soc_dapm_mux]	= SND_SOC_DAPM_MUX_E(NULL, SND_SOC_NOPM,
+					0, 0, NULL,
+					gbaudio_widget_event,
+					SND_SOC_DAPM_PRE_PMU |
+					SND_SOC_DAPM_POST_PMD),
+	[snd_soc_dapm_aif_in]	= SND_SOC_DAPM_AIF_IN_E(NULL, NULL, 0,
+					SND_SOC_NOPM, 0, 0,
+					gbaudio_widget_event,
+					SND_SOC_DAPM_PRE_PMU |
+					SND_SOC_DAPM_POST_PMD),
+	[snd_soc_dapm_aif_out]	= SND_SOC_DAPM_AIF_OUT_E(NULL, NULL, 0,
+					SND_SOC_NOPM, 0, 0,
+					gbaudio_widget_event,
+					SND_SOC_DAPM_PRE_PMU |
+					SND_SOC_DAPM_POST_PMD),
+};
+
 static int gbaudio_tplg_create_widget(struct gbaudio_module_info *module,
 				      struct snd_soc_dapm_widget *dw,
 				      struct gb_audio_widget *w, int *w_size)
@@ -1052,77 +1090,37 @@ static int gbaudio_tplg_create_widget(struct gbaudio_module_info *module,
 
 	switch (w->type) {
 	case snd_soc_dapm_spk:
-		*dw = (struct snd_soc_dapm_widget)
+		*dw = gbaudio_widgets[w->type];
-			SND_SOC_DAPM_SPK(w->name, gbcodec_event_spk);
 		module->op_devices |= GBAUDIO_DEVICE_OUT_SPEAKER;
 		break;
 	case snd_soc_dapm_hp:
-		*dw = (struct snd_soc_dapm_widget)
+		*dw = gbaudio_widgets[w->type];
-			SND_SOC_DAPM_HP(w->name, gbcodec_event_hp);
 		module->op_devices |= (GBAUDIO_DEVICE_OUT_WIRED_HEADSET
 					| GBAUDIO_DEVICE_OUT_WIRED_HEADPHONE);
 		module->ip_devices |= GBAUDIO_DEVICE_IN_WIRED_HEADSET;
 		break;
 	case snd_soc_dapm_mic:
-		*dw = (struct snd_soc_dapm_widget)
+		*dw = gbaudio_widgets[w->type];
-			SND_SOC_DAPM_MIC(w->name, gbcodec_event_int_mic);
 		module->ip_devices |= GBAUDIO_DEVICE_IN_BUILTIN_MIC;
 		break;
 	case snd_soc_dapm_output:
-		*dw = (struct snd_soc_dapm_widget)SND_SOC_DAPM_OUTPUT(w->name);
-		break;
 	case snd_soc_dapm_input:
-		*dw = (struct snd_soc_dapm_widget)SND_SOC_DAPM_INPUT(w->name);
-		break;
 	case snd_soc_dapm_switch:
-		*dw = (struct snd_soc_dapm_widget)
-			SND_SOC_DAPM_SWITCH_E(w->name, SND_SOC_NOPM, 0, 0,
-					      widget_kctls,
-					      gbaudio_widget_event,
-					      SND_SOC_DAPM_PRE_PMU |
-					      SND_SOC_DAPM_POST_PMD);
-		break;
 	case snd_soc_dapm_pga:
-		*dw = (struct snd_soc_dapm_widget)
-			SND_SOC_DAPM_PGA_E(w->name, SND_SOC_NOPM, 0, 0, NULL, 0,
-					   gbaudio_widget_event,
-					   SND_SOC_DAPM_PRE_PMU |
-					   SND_SOC_DAPM_POST_PMD);
-		break;
 	case snd_soc_dapm_mixer:
-		*dw = (struct snd_soc_dapm_widget)
-			SND_SOC_DAPM_MIXER_E(w->name, SND_SOC_NOPM, 0, 0, NULL,
-					     0, gbaudio_widget_event,
-					     SND_SOC_DAPM_PRE_PMU |
-					     SND_SOC_DAPM_POST_PMD);
-		break;
 	case snd_soc_dapm_mux:
-		*dw = (struct snd_soc_dapm_widget)
+		*dw = gbaudio_widgets[w->type];
-			SND_SOC_DAPM_MUX_E(w->name, SND_SOC_NOPM, 0, 0,
-					   widget_kctls, gbaudio_widget_event,
-					   SND_SOC_DAPM_PRE_PMU |
-					   SND_SOC_DAPM_POST_PMD);
 		break;
 	case snd_soc_dapm_aif_in:
-		*dw = (struct snd_soc_dapm_widget)
-			SND_SOC_DAPM_AIF_IN_E(w->name, w->sname, 0,
-					      SND_SOC_NOPM,
-					      0, 0, gbaudio_widget_event,
-					      SND_SOC_DAPM_PRE_PMU |
-					      SND_SOC_DAPM_POST_PMD);
-		break;
 	case snd_soc_dapm_aif_out:
-		*dw = (struct snd_soc_dapm_widget)
+		*dw = gbaudio_widgets[w->type];
-			SND_SOC_DAPM_AIF_OUT_E(w->name, w->sname, 0,
+		dw->sname = w->sname;
-					       SND_SOC_NOPM,
-					       0, 0, gbaudio_widget_event,
-					       SND_SOC_DAPM_PRE_PMU |
-					       SND_SOC_DAPM_POST_PMD);
 		break;
 	default:
 		ret = -EINVAL;
 		goto error;
 	}
+	dw->name = w->name;
 
 	dev_dbg(module->dev, "%s: widget of type %d created\n", dw->name,
 		dw->id);

drivers/staging/wlan-ng/hfa384x_usb.c

@@ -3779,18 +3779,18 @@ static void hfa384x_usb_throttlefn(struct timer_list *t)
 
 	spin_lock_irqsave(&hw->ctlxq.lock, flags);
 
-	/*
-	 * We need to check BOTH the RX and the TX throttle controls,
-	 * so we use the bitwise OR instead of the logical OR.
-	 */
 	pr_debug("flags=0x%lx\n", hw->usb_flags);
-	if (!hw->wlandev->hwremoved &&
+	if (!hw->wlandev->hwremoved) {
-	    ((test_and_clear_bit(THROTTLE_RX, &hw->usb_flags) &&
+		bool rx_throttle = test_and_clear_bit(THROTTLE_RX, &hw->usb_flags) &&
-	      !test_and_set_bit(WORK_RX_RESUME, &hw->usb_flags)) |
+				   !test_and_set_bit(WORK_RX_RESUME, &hw->usb_flags);
-	     (test_and_clear_bit(THROTTLE_TX, &hw->usb_flags) &&
+		bool tx_throttle = test_and_clear_bit(THROTTLE_TX, &hw->usb_flags) &&
-	      !test_and_set_bit(WORK_TX_RESUME, &hw->usb_flags))
+				   !test_and_set_bit(WORK_TX_RESUME, &hw->usb_flags);
-	    )) {
+		/*
-		schedule_work(&hw->usb_work);
+		 * We need to check BOTH the RX and the TX throttle controls,
+		 * so we use the bitwise OR instead of the logical OR.
+		 */
+		if (rx_throttle | tx_throttle)
+			schedule_work(&hw->usb_work);
 	}
 
 	spin_unlock_irqrestore(&hw->ctlxq.lock, flags);

drivers/usb/core/hcd.c

@@ -754,6 +754,7 @@ void usb_hcd_poll_rh_status(struct usb_hcd *hcd)
 {
 	struct urb	*urb;
 	int		length;
+	int		status;
 	unsigned long	flags;
 	char		buffer[6];	/* Any root hubs with > 31 ports? */
 
@@ -771,11 +772,17 @@ void usb_hcd_poll_rh_status(struct usb_hcd *hcd)
 		if (urb) {
 			clear_bit(HCD_FLAG_POLL_PENDING, &hcd->flags);
 			hcd->status_urb = NULL;
+			if (urb->transfer_buffer_length >= length) {
+				status = 0;
+			} else {
+				status = -EOVERFLOW;
+				length = urb->transfer_buffer_length;
+			}
 			urb->actual_length = length;
 			memcpy(urb->transfer_buffer, buffer, length);
 
 			usb_hcd_unlink_urb_from_ep(hcd, urb);
-			usb_hcd_giveback_urb(hcd, urb, 0);
+			usb_hcd_giveback_urb(hcd, urb, status);
 		} else {
 			length = 0;
 			set_bit(HCD_FLAG_POLL_PENDING, &hcd->flags);

drivers/usb/core/hub.c

@@ -1224,7 +1224,7 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
 			 */
 			if (portchange || (hub_is_superspeed(hub->hdev) &&
 						port_resumed))
-				set_bit(port1, hub->change_bits);
+				set_bit(port1, hub->event_bits);
 
 		} else if (udev->persist_enabled) {
 #ifdef CONFIG_PM

kernel/bpf/verifier.c

@@ -6037,16 +6037,16 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env,
 		fallthrough;
 	case PTR_TO_PACKET_END:
 	case PTR_TO_SOCKET:
-	case PTR_TO_SOCKET_OR_NULL:
 	case PTR_TO_SOCK_COMMON:
-	case PTR_TO_SOCK_COMMON_OR_NULL:
 	case PTR_TO_TCP_SOCK:
-	case PTR_TO_TCP_SOCK_OR_NULL:
 	case PTR_TO_XDP_SOCK:
+reject:
 		verbose(env, "R%d pointer arithmetic on %s prohibited\n",
 			dst, reg_type_str[ptr_reg->type]);
 		return -EACCES;
 	default:
+		if (reg_type_may_be_null(ptr_reg->type))
+			goto reject;
 		break;
 	}
 

kernel/workqueue.c

@@ -858,8 +858,17 @@ void wq_worker_running(struct task_struct *task)
 
 	if (!worker->sleeping)
 		return;
+
+	/*
+	 * If preempted by unbind_workers() between the WORKER_NOT_RUNNING check
+	 * and the nr_running increment below, we may ruin the nr_running reset
+	 * and leave with an unexpected pool->nr_running == 1 on the newly unbound
+	 * pool. Protect against such race.
+	 */
+	preempt_disable();
 	if (!(worker->flags & WORKER_NOT_RUNNING))
 		atomic_inc(&worker->pool->nr_running);
+	preempt_enable();
 	worker->sleeping = 0;
 }
 

net/can/isotp.c

@@ -119,8 +119,8 @@ enum {
 };
 
 struct tpcon {
-	int idx;
+	unsigned int idx;
-	int len;
+	unsigned int len;
 	u32 state;
 	u8 bs;
 	u8 sn;