This is the 5.4.301 stable release

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Merge 5.4.301 into android11-5.4-lts

Changes in 5.4.301
	scsi: target: target_core_configfs: Add length check to avoid buffer overflow
	media: b2c2: Fix use-after-free causing by irq_check_work in flexcop_pci_remove
	udp: Fix memory accounting leak.
	media: tunner: xc5000: Refactor firmware load
	media: tuner: xc5000: Fix use-after-free in xc5000_release
	media: i2c: tc358743: Fix use-after-free bugs caused by orphan timer in probe
	media: rc: Add support for another iMON 0xffdc device
	media: imon: reorganize serialization
	media: imon: grab lock earlier in imon_ir_change_protocol()
	media: rc: fix races with imon_disconnect()
	USB: serial: option: add SIMCom 8230C compositions
	wifi: rtlwifi: rtl8192cu: Don't claim USB ID 07b8:8188
	dm-integrity: limit MAX_TAG_SIZE to 255
	perf subcmd: avoid crash in exclude_cmds when excludes is empty
	staging: axis-fifo: fix maximum TX packet length check
	staging: axis-fifo: flush RX FIFO on read errors
	driver core/PM: Set power.no_callbacks along with power.no_pm
	perf: arm_spe: Prevent overflow in PERF_IDX2OFF()
	x86/vdso: Fix output operand size of RDPID
	regmap: Remove superfluous check for !config in __regmap_init()
	ACPI: processor: idle: Fix memory leak when register cpuidle device failed
	soc: qcom: rpmh-rsc: Unconditionally clear _TRIGGER bit for TCS
	pinctrl: meson-gxl: add missing i2c_d pinmux
	blk-mq: check kobject state_in_sysfs before deleting in blk_mq_unregister_hctx
	block: use int to store blk_stack_limits() return value
	pwm: tiehrpwm: Fix corner case in clock divisor calculation
	selftests: watchdog: skip ping loop if WDIOF_KEEPALIVEPING not supported
	bpf: Explicitly check accesses to bpf_sock_addr
	i2c: mediatek: fix potential incorrect use of I2C_MASTER_WRRD
	i2c: designware: Add disabling clocks when probe fails
	drm/radeon/r600_cs: clean up of dead code in r600_cs
	usb: host: max3421-hcd: Fix error pointer dereference in probe cleanup
	serial: max310x: Add error checking in probe()
	scsi: pm80xx: Fix array-index-out-of-of-bounds on rmmod
	scsi: myrs: Fix dma_alloc_coherent() error check
	media: rj54n1cb0c: Fix memleak in rj54n1_probe()
	ALSA: lx_core: use int type to store negative error codes
	wifi: mwifiex: send world regulatory domain to driver
	PCI: tegra: Fix devm_kcalloc() argument order for port->phys allocation
	tcp: fix __tcp_close() to only send RST when required
	usb: phy: twl6030: Fix incorrect type for ret
	usb: gadget: configfs: Correctly set use_os_string at bind
	misc: genwqe: Fix incorrect cmd field being reported in error
	pps: fix warning in pps_register_cdev when register device fail
	ASoC: Intel: bytcht_es8316: Fix invalid quirk input mapping
	ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping
	ASoC: Intel: bytcr_rt5651: Fix invalid quirk input mapping
	iio: consumers: Fix offset handling in iio_convert_raw_to_processed()
	netfilter: ipset: Remove unused htable_bits in macro ahash_region
	watchdog: mpc8xxx_wdt: Reload the watchdog timer when enabling the watchdog
	drivers/base/node: handle error properly in register_one_node()
	wifi: mt76: fix potential memory leak in mt76_wmac_probe()
	RDMA/core: Resolve MAC of next-hop device without ARP support
	IB/sa: Fix sa_local_svc_timeout_ms read race
	sparc: fix accurate exception reporting in copy_{from_to}_user for UltraSPARC
	sparc: fix accurate exception reporting in copy_{from_to}_user for UltraSPARC III
	sparc: fix accurate exception reporting in copy_{from_to}_user for Niagara
	sparc: fix accurate exception reporting in copy_to_user for Niagara 4
	sparc: fix accurate exception reporting in copy_{from,to}_user for M7
	remoteproc: qcom: q6v5: Avoid disabling handover IRQ twice
	NFSv4.1: fix backchannel max_resp_sz verification check
	ipvs: Defer ip_vs_ftp unregister during netns cleanup
	scsi: mpt3sas: Fix crash in transport port remove by using ioc_info()
	usb: vhci-hcd: Prevent suspending virtually attached devices
	RDMA/siw: Always report immediate post SQ errors
	net: usb: Remove disruptive netif_wake_queue in rtl8150_set_multicast
	ocfs2: fix double free in user_cluster_connect()
	drivers/base/node: fix double free in register_one_node()
	nfp: fix RSS hash key size when RSS is not supported
	net: ena: return 0 in ena_get_rxfh_key_size() when RSS hash key is not configurable
	Revert "net/mlx5e: Update and set Xon/Xoff upon MTU set"
	Squashfs: fix uninit-value in squashfs_get_parent
	uio_hv_generic: Let userspace take care of interrupt mask
	mm: hugetlb: avoid soft lockup when mprotect to large memory area
	Input: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak
	pinctrl: check the return value of pinmux_ops::get_function_name()
	clocksource/drivers/clps711x: Fix resource leaks in error paths
	iio: frequency: adf4350: Fix ADF4350_REG3_12BIT_CLKDIV_MODE
	perf util: Fix compression checks returning -1 as bool
	rtc: x1205: Fix Xicor X1205 vendor prefix
	perf session: Fix handling when buffer exceeds 2 GiB
	clk: nxp: lpc18xx-cgu: convert from round_rate() to determine_rate()
	clk: nxp: Fix pll0 rate check condition in LPC18xx CGU driver
	scsi: libsas: Add sas_task_find_rq()
	scsi: mvsas: Delete mvs_tag_init()
	scsi: mvsas: Use sas_task_find_rq() for tagging
	scsi: mvsas: Fix use-after-free bugs in mvs_work_queue
	net/mlx4: prevent potential use after free in mlx4_en_do_uc_filter()
	drm/vmwgfx: Fix Use-after-free in validation
	net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce()
	tcp: Don't call reqsk_fastopen_remove() in tcp_conn_request().
	net: fsl_pq_mdio: Fix device node reference leak in fsl_pq_mdio_probe
	tools build: Align warning options with perf
	mailbox: zynqmp-ipi: Remove redundant mbox_controller_unregister() call
	mailbox: zynqmp-ipi: Remove dev.parent check in zynqmp_ipi_free_mboxes
	crypto: essiv - Check ssize for decryption and in-place encryption
	tpm, tpm_tis: Claim locality before writing interrupt registers
	tpm_tis: Fix incorrect arguments in tpm_tis_probe_irq_single
	ACPI: TAD: Add missing sysfs_remove_group() for ACPI_TAD_RT
	ACPI: debug: fix signedness issues in read/write helpers
	arm64: dts: qcom: msm8916: Add missing MDSS reset
	xen/manage: Fix suspend error path
	firmware: meson_sm: fix device leak at probe
	media: i2c: mt9v111: fix incorrect type for ret
	drm/nouveau: fix bad ret code in nouveau_bo_move_prep
	cpufreq: intel_pstate: Fix object lifecycle issue in update_qos_request()
	crypto: atmel - Fix dma_unmap_sg() direction
	iio: dac: ad5360: use int type to store negative error codes
	iio: dac: ad5421: use int type to store negative error codes
	iio: frequency: adf4350: Fix prescaler usage.
	lib/genalloc: fix device leak in of_gen_pool_get()
	parisc: don't reference obsolete termio struct for TC* constants
	scsi: hpsa: Fix potential memory leak in hpsa_big_passthru_ioctl()
	sctp: Fix MAC comparison to be constant-time
	sparc64: fix hugetlb for sun4u
	sparc: fix error handling in scan_one_device()
	mtd: rawnand: fsmc: Default to autodetect buswidth
	mmc: core: SPI mode remove cmd7
	rtc: interface: Ensure alarm irq is enabled when UIE is enabled
	rtc: interface: Fix long-standing race when setting alarm
	rseq/selftests: Use weak symbol reference, not definition, to link with glibc
	PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV
	PCI/AER: Fix missing uevent on recovery when a reset is requested
	PCI: keystone: Use devm_request_irq() to free "ks-pcie-error-irq" on exit
	x86/umip: Check that the instruction opcode is at least two bytes
	x86/umip: Fix decoding of register forms of 0F 01 (SGDT and SIDT aliases)
	nfsd: nfserr_jukebox in nlm_fopen should lead to a retry
	ext4: increase i_disksize to offset + len in ext4_update_disksize_before_punch()
	ext4: correctly handle queries for metadata mappings
	ext4: guard against EA inode refcount underflow in xattr update
	net/9p: fix double req put in p9_fd_cancelled
	KVM: x86: Don't (re)check L1 intercepts when completing userspace I/O
	fs: udf: fix OOB read in lengthAllocDescs handling
	mfd: vexpress-sysreg: Check the return value of devm_gpiochip_add_data()
	media: mc: Clear minor number before put device
	Squashfs: add additional inode sanity checking
	Squashfs: reject negative file sizes in squashfs_read_inode()
	mfd: intel_soc_pmic_chtdc_ti: Fix invalid regmap-config max_register value
	mfd: intel_soc_pmic_chtdc_ti: Drop unneeded assignment for cache_type
	mfd: intel_soc_pmic_chtdc_ti: Set use_single_read regmap_config flag
	dm: fix NULL pointer dereference in __dm_suspend()
	tracing: Fix race condition in kprobe initialization causing NULL pointer dereference
	minixfs: Verify inode mode when loading from disk
	pid: Add a judgment for ns null in pid_nr_ns
	fs: Add 'initramfs_options' to set initramfs mount options
	cramfs: Verify inode mode when loading from disk
	xen/events: Cleanup find_virq() return codes
	media: cx18: Add missing check after DMA map
	pwm: berlin: Fix wrong register in suspend/resume
	btrfs: avoid potential out-of-bounds in btrfs_encode_fh()
	drm/exynos: exynos7_drm_decon: remove ctx->suspended
	media: rc: Directly use ida_free()
	media: lirc: Fix error handling in lirc_register()
	xen/events: Update virq_to_irq on migration
	media: pci/ivtv: switch from 'pci_' to 'dma_' API
	media: pci: ivtv: Add missing check after DMA map
	net: dl2k: switch from 'pci_' to 'dma_' API
	net: dlink: handle dma_map_single() failure properly
	net/ip6_tunnel: Prevent perpetual tunnel growth
	amd-xgbe: Avoid spurious link down messages during interface toggle
	tcp: fix tcp_tso_should_defer() vs large RTT
	tg3: prevent use of uninitialized remote_adv and local_adv variables
	tls: always set record_type in tls_process_cmsg
	tls: don't rely on tx_work during send()
	sched: Make newidle_balance() static again
	sched/fair: Trivial correction of the newidle_balance() comment
	sched/balancing: Rename newidle_balance() => sched_balance_newidle()
	sched/fair: Fix pelt lost idle time detection
	ALSA: firewire: amdtp-stream: fix enum kernel-doc warnings
	hfsplus: fix slab-out-of-bounds read in hfsplus_strcasecmp()
	exec: Fix incorrect type for ret
	hfs: clear offset and space out of valid records in b-tree node
	hfs: make proper initalization of struct hfs_find_data
	hfsplus: fix KMSAN uninit-value issue in __hfsplus_ext_cache_extent()
	hfs: validate record offset in hfsplus_bmap_alloc
	hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()
	dlm: check for defined force value in dlm_lockspace_release
	hfs: fix KMSAN uninit-value issue in hfs_find_set_zero_bits()
	hfsplus: return EIO when type of hidden directory mismatch in hfsplus_fill_super()
	m68k: bitops: Fix find_*_bit() signatures
	net: rtnetlink: remove redundant assignment to variable err
	net: rtnetlink: add msg kind names
	net: rtnetlink: add helper to extract msg type's kind
	net: rtnetlink: use BIT for flag values
	net: netlink: add NLM_F_BULK delete request modifier
	net: rtnetlink: add bulk delete support flag
	net: add ndo_fdb_del_bulk
	net: rtnetlink: add NLM_F_BULK support to rtnl_fdb_del
	rtnetlink: Allow deleting FDB entries in user namespace
	net: enetc: correct the value of ENETC_RXB_TRUESIZE
	arm64, mm: avoid always making PTE dirty in pte_mkwrite()
	sctp: avoid NULL dereference when chunk data buffer is missing
	net: bonding: fix possible peer notify event loss or dup issue
	Revert "cpuidle: menu: Avoid discarding useful information"
	MIPS: Malta: Fix keyboard resource preventing i8042 driver from registering
	ocfs2: clear extent cache after moving/defragmenting extents
	net: usb: rtl8150: Fix frame padding
	net: ravb: Ensure memory write completes before ringing TX doorbell
	USB: serial: option: add UNISOC UIS7720
	USB: serial: option: add Quectel RG255C
	USB: serial: option: add Telit FN920C04 ECM compositions
	usb/core/quirks: Add Huawei ME906S to wakeup quirk
	xhci: dbc: enable back DbC in resume if it was enabled before suspend
	binder: remove "invalid inc weak" check
	comedi: fix divide-by-zero in comedi_buf_munge()
	arm64: cputype: Add Neoverse-V3AE definitions
	arm64: errata: Apply workarounds for Neoverse-V3AE
	memory: samsung: exynos-srom: Correct alignment
	memory: samsung: exynos-srom: Fix of_iomap leak in exynos_srom_probe
	spi: cadence-quadspi: Flush posted register writes before INDAC access
	spi: cadence-quadspi: Flush posted register writes before DAC access
	ext4: avoid potential buffer over-read in parse_apply_sb_mount_options()
	drm/amdgpu: use atomic functions with memory barriers for vm fault info
	ext4: detect invalid INLINE_DATA + EXTENTS flag combination
	jbd2: ensure that all ongoing I/O complete before freeing blocks
	vfs: Don't leak disconnected dentries on umount
	NFSD: Define a proc_layoutcommit for the FlexFiles layout type
	KEYS: trusted_tpm1: Compare HMAC values in constant time
	padata: Reset next CPU when reorder sequence wraps around
	NFSD: Minor cleanup in layoutcommit processing
	NFSD: Fix last write offset handling in layoutcommit
	media: s5p-mfc: remove an unused/uninitialized variable
	net: rtnetlink: fix module reference count leak issue in rtnetlink_rcv_msg
	Linux 5.4.301

Change-Id: Ie2685625a0f630cb01ac8d8c9ddcd68c64ea6ed7
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Greg Kroah-Hartman 2025-10-30 07:52:10 +00:00
commit f6520a7c91
215 changed files with 1508 additions and 918 deletions

View file

@ -462,6 +462,8 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Huawei 4G LTE module */
{ USB_DEVICE(0x12d1, 0x15bb), .driver_info =
USB_QUIRK_DISCONNECT_SUSPEND },
{ USB_DEVICE(0x12d1, 0x15c1), .driver_info =
USB_QUIRK_DISCONNECT_SUSPEND },
{ USB_DEVICE(0x12d1, 0x15c3), .driver_info =
USB_QUIRK_DISCONNECT_SUSPEND },

View file

@ -1391,6 +1391,8 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
cdev->use_os_string = true;
cdev->b_vendor_code = gi->b_vendor_code;
memcpy(cdev->qw_sign, gi->qw_sign, OS_STRING_QW_SIGN_LEN);
} else {
cdev->use_os_string = false;
}
if (gadget_is_otg(gadget) && !otg_desc[0]) {

View file

@ -1925,7 +1925,7 @@ error:
if (hcd) {
kfree(max3421_hcd->tx);
kfree(max3421_hcd->rx);
if (max3421_hcd->spi_thread)
if (!IS_ERR_OR_NULL(max3421_hcd->spi_thread))
kthread_stop(max3421_hcd->spi_thread);
usb_put_hcd(hcd);
}

View file

@ -975,8 +975,15 @@ int xhci_dbc_suspend(struct xhci_hcd *xhci)
if (!dbc)
return 0;
if (dbc->state == DS_CONFIGURED)
switch (dbc->state) {
case DS_ENABLED:
case DS_CONNECTED:
case DS_CONFIGURED:
dbc->resume_required = 1;
break;
default:
break;
}
xhci_dbc_stop(xhci);

View file

@ -328,9 +328,8 @@ static int twl6030_set_vbus(struct phy_companion *comparator, bool enabled)
static int twl6030_usb_probe(struct platform_device *pdev)
{
u32 ret;
struct twl6030_usb *twl;
int status, err;
int status, err, ret;
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;

View file

@ -273,6 +273,7 @@ static void option_instat_callback(struct urb *urb);
#define QUECTEL_PRODUCT_EM05CN 0x0312
#define QUECTEL_PRODUCT_EM05G_GR 0x0313
#define QUECTEL_PRODUCT_EM05G_RS 0x0314
#define QUECTEL_PRODUCT_RG255C 0x0316
#define QUECTEL_PRODUCT_EM12 0x0512
#define QUECTEL_PRODUCT_RM500Q 0x0800
#define QUECTEL_PRODUCT_RM520N 0x0801
@ -617,6 +618,7 @@ static void option_instat_callback(struct urb *urb);
#define UNISOC_VENDOR_ID 0x1782
/* TOZED LT70-C based on UNISOC SL8563 uses UNISOC's vendor ID */
#define TOZED_PRODUCT_LT70C 0x4055
#define UNISOC_PRODUCT_UIS7720 0x4064
/* Luat Air72*U series based on UNISOC UIS8910 uses UNISOC's vendor ID */
#define LUAT_PRODUCT_AIR720U 0x4e00
@ -1270,6 +1272,9 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RG650V, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RG650V, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RG255C, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RG255C, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RG255C, 0xff, 0xff, 0x40) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
@ -1398,10 +1403,14 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(0) | NCTRL(3) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a2, 0xff), /* Telit FN920C04 (MBIM) */
.driver_info = NCTRL(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a3, 0xff), /* Telit FN920C04 (ECM) */
.driver_info = NCTRL(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a4, 0xff), /* Telit FN20C04 (rmnet) */
.driver_info = RSVD(0) | NCTRL(3) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a7, 0xff), /* Telit FN920C04 (MBIM) */
.driver_info = NCTRL(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a8, 0xff), /* Telit FN920C04 (ECM) */
.driver_info = NCTRL(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a9, 0xff), /* Telit FN20C04 (rmnet) */
.driver_info = RSVD(0) | NCTRL(2) | RSVD(3) | RSVD(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10aa, 0xff), /* Telit FN920C04 (MBIM) */
@ -2114,6 +2123,12 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9003, 0xff) }, /* Simcom SIM7500/SIM7600 MBIM mode */
{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9011, 0xff), /* Simcom SIM7500/SIM7600 RNDIS mode */
.driver_info = RSVD(7) },
{ USB_DEVICE(0x1e0e, 0x9071), /* Simcom SIM8230 RMNET mode */
.driver_info = RSVD(3) | RSVD(4) },
{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9078, 0xff), /* Simcom SIM8230 ECM mode */
.driver_info = RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x907b, 0xff), /* Simcom SIM8230 RNDIS mode */
.driver_info = RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9205, 0xff) }, /* Simcom SIM7070/SIM7080/SIM7090 AT+ECM mode */
{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9206, 0xff) }, /* Simcom SIM7070/SIM7080/SIM7090 AT-only mode */
{ USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S_X200),
@ -2460,6 +2475,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9291, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9291, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, TOZED_PRODUCT_LT70C, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, UNISOC_PRODUCT_UIS7720, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, LUAT_PRODUCT_AIR720U, 0xff, 0, 0) },
{ USB_DEVICE_INTERFACE_CLASS(0x1bbb, 0x0530, 0xff), /* TCL IK512 MBIM */
.driver_info = NCTRL(1) },

View file

@ -765,6 +765,17 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag
ctrlreq->wValue, vdev->rhport);
vdev->udev = usb_get_dev(urb->dev);
/*
* NOTE: A similar operation has been done via
* USB_REQ_GET_DESCRIPTOR handler below, which is
* supposed to always precede USB_REQ_SET_ADDRESS.
*
* It's not entirely clear if operating on a different
* usb_device instance here is a real possibility,
* otherwise this call and vdev->udev assignment above
* should be dropped.
*/
dev_pm_syscore_device(&vdev->udev->dev, true);
usb_put_dev(old);
spin_lock(&vdev->ud.lock);
@ -785,6 +796,17 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag
"Not yet?:Get_Descriptor to device 0 (get max pipe size)\n");
vdev->udev = usb_get_dev(urb->dev);
/*
* Set syscore PM flag for the virtually attached
* devices to ensure they will not enter suspend on
* the client side.
*
* Note this doesn't have any impact on the physical
* devices attached to the host system on the server
* side, hence there is no need to undo the operation
* on disconnect.
*/
dev_pm_syscore_device(&vdev->udev->dev, true);
usb_put_dev(old);
goto out;