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Date: Wed, 21 Dec 2022 17:55:08 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.15.85
diff --git a/Makefile b/Makefile
index 66cd053b3e7a..314864891d49 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 15
-SUBLEVEL = 84
+SUBLEVEL = 85
EXTRAVERSION =
NAME = Trick or Treat
diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c
index d8ab0139e5cd..785d81d61ba4 100644
--- a/drivers/hid/hid-uclogic-core.c
+++ b/drivers/hid/hid-uclogic-core.c
@@ -172,6 +172,7 @@ static int uclogic_probe(struct hid_device *hdev,
* than the pen, so use QUIRK_MULTI_INPUT for all tablets.
*/
hdev->quirks |= HID_QUIRK_MULTI_INPUT;
+ hdev->quirks |= HID_QUIRK_HIDINPUT_FORCE;
/* Allocate and assign driver data */
drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL);
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index f19e64830739..70667b46858a 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7410,7 +7410,7 @@ static void igb_vf_reset_msg(struct igb_adapter *adapter, u32 vf)
{
struct e1000_hw *hw = &adapter->hw;
unsigned char *vf_mac = adapter->vf_data[vf].vf_mac_addresses;
- u32 reg, msgbuf[3];
+ u32 reg, msgbuf[3] = {};
u8 *addr = (u8 *)(&msgbuf[1]);
/* process all the same items cleared in a function level reset */
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index a1c77cc00416..498e5c8013ef 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -208,7 +208,7 @@ static __net_init int loopback_net_init(struct net *net)
int err;
err = -ENOMEM;
- dev = alloc_netdev(0, "lo", NET_NAME_UNKNOWN, loopback_setup);
+ dev = alloc_netdev(0, "lo", NET_NAME_PREDICTABLE, loopback_setup);
if (!dev)
goto out;
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index c52f7b5b5ec0..e55d0c7db6b5 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -43,7 +43,7 @@
#define PCI_DEVICE_ID_INTEL_ADLP 0x51ee
#define PCI_DEVICE_ID_INTEL_ADLM 0x54ee
#define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1
-#define PCI_DEVICE_ID_INTEL_RPL 0x460e
+#define PCI_DEVICE_ID_INTEL_RPL 0xa70e
#define PCI_DEVICE_ID_INTEL_RPLS 0x7a61
#define PCI_DEVICE_ID_INTEL_MTLP 0x7ec1
#define PCI_DEVICE_ID_INTEL_MTL 0x7e7e
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index bf0a3fc2d776..5df1b68e5eac 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -213,8 +213,9 @@ uvc_function_ep0_complete(struct usb_ep *ep, struct usb_request *req)
memset(&v4l2_event, 0, sizeof(v4l2_event));
v4l2_event.type = UVC_EVENT_DATA;
- uvc_event->data.length = req->actual;
- memcpy(&uvc_event->data.data, req->buf, req->actual);
+ uvc_event->data.length = min_t(unsigned int, req->actual,
+ sizeof(uvc_event->data.data));
+ memcpy(&uvc_event->data.data, req->buf, uvc_event->data.length);
v4l2_event_queue(&uvc->vdev, &v4l2_event);
}
}
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index fdf083196528..105f2b8dc1ba 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -59,6 +59,7 @@
#define PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI 0x9a13
#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI 0x51ed
+#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_PCH_XHCI 0x54ed
#define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639
#define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9
@@ -247,7 +248,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_MISSING_CAS;
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
- pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI)
+ (pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_PCH_XHCI))
xhci->quirks |= XHCI_RESET_TO_DEFAULT;
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index a2126b07e854..9bb20779f156 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -195,6 +195,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */
{ USB_DEVICE(0x17A8, 0x0001) }, /* Kamstrup Optical Eye/3-wire */
{ USB_DEVICE(0x17A8, 0x0005) }, /* Kamstrup M-Bus Master MultiPort 250D */
+ { USB_DEVICE(0x17A8, 0x0011) }, /* Kamstrup 444 MHz RF sniffer */
+ { USB_DEVICE(0x17A8, 0x0013) }, /* Kamstrup 870 MHz RF sniffer */
{ USB_DEVICE(0x17A8, 0x0101) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Int Ant) */
{ USB_DEVICE(0x17A8, 0x0102) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Ext Ant) */
{ USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
index a7a7af8d05bf..e04bdb308265 100644
--- a/drivers/usb/serial/f81232.c
+++ b/drivers/usb/serial/f81232.c
@@ -130,9 +130,6 @@ static u8 const clock_table[] = { F81232_CLK_1_846_MHZ, F81232_CLK_14_77_MHZ,
static int calc_baud_divisor(speed_t baudrate, speed_t clockrate)
{
- if (!baudrate)
- return 0;
-
return DIV_ROUND_CLOSEST(clockrate, baudrate);
}
@@ -519,9 +516,14 @@ static void f81232_set_baudrate(struct tty_struct *tty,
speed_t baud_list[] = { baudrate, old_baudrate, F81232_DEF_BAUDRATE };
for (i = 0; i < ARRAY_SIZE(baud_list); ++i) {
- idx = f81232_find_clk(baud_list[i]);
+ baudrate = baud_list[i];
+ if (baudrate == 0) {
+ tty_encode_baud_rate(tty, 0, 0);
+ return;
+ }
+
+ idx = f81232_find_clk(baudrate);
if (idx >= 0) {
- baudrate = baud_list[i];
tty_encode_baud_rate(tty, baudrate, baudrate);
break;
}
diff --git a/drivers/usb/serial/f81534.c b/drivers/usb/serial/f81534.c
index c0bca52ef92a..556d4e0dda87 100644
--- a/drivers/usb/serial/f81534.c
+++ b/drivers/usb/serial/f81534.c
@@ -536,9 +536,6 @@ static int f81534_submit_writer(struct usb_serial_port *port, gfp_t mem_flags)
static u32 f81534_calc_baud_divisor(u32 baudrate, u32 clockrate)
{
- if (!baudrate)
- return 0;
-
/* Round to nearest divisor */
return DIV_ROUND_CLOSEST(clockrate, baudrate);
}
@@ -568,9 +565,14 @@ static int f81534_set_port_config(struct usb_serial_port *port,
u32 baud_list[] = {baudrate, old_baudrate, F81534_DEFAULT_BAUD_RATE};
for (i = 0; i < ARRAY_SIZE(baud_list); ++i) {
- idx = f81534_find_clk(baud_list[i]);
+ baudrate = baud_list[i];
+ if (baudrate == 0) {
+ tty_encode_baud_rate(tty, 0, 0);
+ return 0;
+ }
+
+ idx = f81534_find_clk(baudrate);
if (idx >= 0) {
- baudrate = baud_list[i];
tty_encode_baud_rate(tty, baudrate, baudrate);
break;
}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index c3b7f1d98e78..dee79c7d82d5 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -255,6 +255,7 @@ static void option_instat_callback(struct urb *urb);
#define QUECTEL_PRODUCT_EP06 0x0306
#define QUECTEL_PRODUCT_EM05G 0x030a
#define QUECTEL_PRODUCT_EM060K 0x030b
+#define QUECTEL_PRODUCT_EM05G_SG 0x0311
#define QUECTEL_PRODUCT_EM12 0x0512
#define QUECTEL_PRODUCT_RM500Q 0x0800
#define QUECTEL_PRODUCT_RM520N 0x0801
@@ -1160,6 +1161,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EP06, 0xff, 0, 0) },
{ USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G, 0xff),
.driver_info = RSVD(6) | ZLP },
+ { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_SG, 0xff),
+ .driver_info = RSVD(6) | ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0xff, 0x40) },
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index ea8f6cd01f50..6a0e8ef664c1 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -438,6 +438,12 @@ static int udf_get_block(struct inode *inode, sector_t block,
iinfo->i_next_alloc_goal++;
}
+ /*
+ * Block beyond EOF and prealloc extents? Just discard preallocation
+ * as it is not useful and complicates things.
+ */
+ if (((loff_t)block) << inode->i_blkbits > iinfo->i_lenExtents)
+ udf_discard_prealloc(inode);
udf_clear_extent_cache(inode);
phys = inode_getblk(inode, block, &err, &new);
if (!phys)
@@ -487,8 +493,6 @@ static int udf_do_extend_file(struct inode *inode,
uint32_t add;
int count = 0, fake = !(last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
struct super_block *sb = inode->i_sb;
- struct kernel_lb_addr prealloc_loc = {};
- uint32_t prealloc_len = 0;
struct udf_inode_info *iinfo;
int err;
@@ -509,19 +513,6 @@ static int udf_do_extend_file(struct inode *inode,
~(sb->s_blocksize - 1);
}
- /* Last extent are just preallocated blocks? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_ALLOCATED) {
- /* Save the extent so that we can reattach it to the end */
- prealloc_loc = last_ext->extLocation;
- prealloc_len = last_ext->extLength;
- /* Mark the extent as a hole */
- last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
- last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
- }
-
/* Can we merge with the previous extent? */
if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
EXT_NOT_RECORDED_NOT_ALLOCATED) {
@@ -549,7 +540,7 @@ static int udf_do_extend_file(struct inode *inode,
* more extents, we may need to enter possible following
* empty indirect extent.
*/
- if (new_block_bytes || prealloc_len)
+ if (new_block_bytes)
udf_next_aext(inode, last_pos, &tmploc, &tmplen, 0);
}
@@ -583,17 +574,6 @@ static int udf_do_extend_file(struct inode *inode,
}
out:
- /* Do we have some preallocated blocks saved? */
- if (prealloc_len) {
- err = udf_add_aext(inode, last_pos, &prealloc_loc,
- prealloc_len, 1);
- if (err)
- return err;
- last_ext->extLocation = prealloc_loc;
- last_ext->extLength = prealloc_len;
- count++;
- }
-
/* last_pos should point to the last written extent... */
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
last_pos->offset -= sizeof(struct short_ad);
@@ -609,13 +589,17 @@ static int udf_do_extend_file(struct inode *inode,
static void udf_do_extend_final_block(struct inode *inode,
struct extent_position *last_pos,
struct kernel_long_ad *last_ext,
- uint32_t final_block_len)
+ uint32_t new_elen)
{
- struct super_block *sb = inode->i_sb;
uint32_t added_bytes;
- added_bytes = final_block_len -
- (last_ext->extLength & (sb->s_blocksize - 1));
+ /*
+ * Extent already large enough? It may be already rounded up to block
+ * size...
+ */
+ if (new_elen <= (last_ext->extLength & UDF_EXTENT_LENGTH_MASK))
+ return;
+ added_bytes = (last_ext->extLength & UDF_EXTENT_LENGTH_MASK) - new_elen;
last_ext->extLength += added_bytes;
UDF_I(inode)->i_lenExtents += added_bytes;
@@ -632,12 +616,12 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
int8_t etype;
struct super_block *sb = inode->i_sb;
sector_t first_block = newsize >> sb->s_blocksize_bits, offset;
- unsigned long partial_final_block;
+ loff_t new_elen;
int adsize;
struct udf_inode_info *iinfo = UDF_I(inode);
struct kernel_long_ad extent;
int err = 0;
- int within_final_block;
+ bool within_last_ext;
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
adsize = sizeof(struct short_ad);
@@ -646,8 +630,17 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
else
BUG();
+ /*
+ * When creating hole in file, just don't bother with preserving
+ * preallocation. It likely won't be very useful anyway.
+ */
+ udf_discard_prealloc(inode);
+
etype = inode_bmap(inode, first_block, &epos, &eloc, &elen, &offset);
- within_final_block = (etype != -1);
+ within_last_ext = (etype != -1);
+ /* We don't expect extents past EOF... */
+ WARN_ON_ONCE(within_last_ext &&
+ elen > ((loff_t)offset + 1) << inode->i_blkbits);
if ((!epos.bh && epos.offset == udf_file_entry_alloc_offset(inode)) ||
(epos.bh && epos.offset == sizeof(struct allocExtDesc))) {
@@ -663,19 +656,17 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
extent.extLength |= etype << 30;
}
- partial_final_block = newsize & (sb->s_blocksize - 1);
+ new_elen = ((loff_t)offset << inode->i_blkbits) |
+ (newsize & (sb->s_blocksize - 1));
/* File has extent covering the new size (could happen when extending
* inside a block)?
*/
- if (within_final_block) {
+ if (within_last_ext) {
/* Extending file within the last file block */
- udf_do_extend_final_block(inode, &epos, &extent,
- partial_final_block);
+ udf_do_extend_final_block(inode, &epos, &extent, new_elen);
} else {
- loff_t add = ((loff_t)offset << sb->s_blocksize_bits) |
- partial_final_block;
- err = udf_do_extend_file(inode, &epos, &extent, add);
+ err = udf_do_extend_file(inode, &epos, &extent, new_elen);
}
if (err < 0)
@@ -776,10 +767,11 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
goto out_free;
}
- /* Are we beyond EOF? */
+ /* Are we beyond EOF and preallocated extent? */
if (etype == -1) {
int ret;
loff_t hole_len;
+
isBeyondEOF = true;
if (count) {
if (c)
diff --git a/fs/udf/truncate.c b/fs/udf/truncate.c
index 532cda99644e..036ebd892b85 100644
--- a/fs/udf/truncate.c
+++ b/fs/udf/truncate.c
@@ -120,60 +120,42 @@ void udf_truncate_tail_extent(struct inode *inode)
void udf_discard_prealloc(struct inode *inode)
{
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
+ struct extent_position prev_epos = {};
struct kernel_lb_addr eloc;
uint32_t elen;
uint64_t lbcount = 0;
int8_t etype = -1, netype;
- int adsize;
struct udf_inode_info *iinfo = UDF_I(inode);
+ int bsize = 1 << inode->i_blkbits;
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB ||
- inode->i_size == iinfo->i_lenExtents)
+ ALIGN(inode->i_size, bsize) == ALIGN(iinfo->i_lenExtents, bsize))
return;
- if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
- adsize = sizeof(struct short_ad);
- else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)
- adsize = sizeof(struct long_ad);
- else
- adsize = 0;
-
epos.block = iinfo->i_location;
/* Find the last extent in the file */
- while ((netype = udf_next_aext(inode, &epos, &eloc, &elen, 1)) != -1) {
- etype = netype;
+ while ((netype = udf_next_aext(inode, &epos, &eloc, &elen, 0)) != -1) {
+ brelse(prev_epos.bh);
+ prev_epos = epos;
+ if (prev_epos.bh)
+ get_bh(prev_epos.bh);
+
+ etype = udf_next_aext(inode, &epos, &eloc, &elen, 1);
lbcount += elen;
}
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- epos.offset -= adsize;
lbcount -= elen;
- extent_trunc(inode, &epos, &eloc, etype, elen, 0);
- if (!epos.bh) {
- iinfo->i_lenAlloc =
- epos.offset -
- udf_file_entry_alloc_offset(inode);
- mark_inode_dirty(inode);
- } else {
- struct allocExtDesc *aed =
- (struct allocExtDesc *)(epos.bh->b_data);
- aed->lengthAllocDescs =
- cpu_to_le32(epos.offset -
- sizeof(struct allocExtDesc));
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
- UDF_SB(inode->i_sb)->s_udfrev >= 0x0201)
- udf_update_tag(epos.bh->b_data, epos.offset);
- else
- udf_update_tag(epos.bh->b_data,
- sizeof(struct allocExtDesc));
- mark_buffer_dirty_inode(epos.bh, inode);
- }
+ udf_delete_aext(inode, prev_epos);
+ udf_free_blocks(inode->i_sb, inode, &eloc, 0,
+ DIV_ROUND_UP(elen, 1 << inode->i_blkbits));
}
/* This inode entry is in-memory only and thus we don't have to mark
* the inode dirty */
iinfo->i_lenExtents = lbcount;
brelse(epos.bh);
+ brelse(prev_epos.bh);
}
static void udf_update_alloc_ext_desc(struct inode *inode,
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 761efd7da514..e15fcf72a342 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4453,7 +4453,8 @@ static inline int l2cap_config_req(struct l2cap_conn *conn,
chan->ident = cmd->ident;
l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, len, rsp);
- chan->num_conf_rsp++;
+ if (chan->num_conf_rsp < L2CAP_CONF_MAX_CONF_RSP)
+ chan->num_conf_rsp++;
/* Reset config buffer. */
chan->conf_len = 0;
diff --git a/tools/testing/selftests/net/toeplitz.sh b/tools/testing/selftests/net/toeplitz.sh
index 0a49907cd4fe..da5bfd834eff 100755
--- a/tools/testing/selftests/net/toeplitz.sh
+++ b/tools/testing/selftests/net/toeplitz.sh
@@ -32,7 +32,7 @@ DEV="eth0"
# This is determined by reading the RSS indirection table using ethtool.
get_rss_cfg_num_rxqs() {
echo $(ethtool -x "${DEV}" |
- egrep [[:space:]]+[0-9]+:[[:space:]]+ |
+ grep -E [[:space:]]+[0-9]+:[[:space:]]+ |
cut -d: -f2- |
awk '{$1=$1};1' |
tr ' ' '\n' |
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