Li Jun 5bde3f020a usb: dwc3: debugfs: do not queue work if try to change mode on non-drd ... Do not try to queue a drd work for change mode if the port is not a drd, this is to avoid below kernel dump: [ 60.115529] ------------[ cut here ]------------ [ 60.120166] WARNING: CPU: 1 PID: 627 at kernel/workqueue.c:1473 __queue_work+0x46c/0x520 [ 60.128254] Modules linked in: [ 60.131313] CPU: 1 PID: 627 Comm: sh Not tainted 5.7.0-rc4-00022-g914a586-dirty #135 [ 60.139054] Hardware name: NXP i.MX8MQ EVK (DT) [ 60.143585] pstate: a0000085 (NzCv daIf -PAN -UAO) [ 60.148376] pc : __queue_work+0x46c/0x520 [ 60.152385] lr : __queue_work+0x314/0x520 [ 60.156393] sp : ffff8000124ebc40 [ 60.159705] x29: ffff8000124ebc40 x28: ffff800011808018 [ 60.165018] x27: ffff800011819ef8 x26: ffff800011d39980 [ 60.170331] x25: ffff800011808018 x24: 0000000000000100 [ 60.175643] x23: 0000000000000013 x22: 0000000000000001 [ 60.180955] x21: ffff0000b7c08e00 x20: ffff0000b6c31080 [ 60.186267] x19: ffff0000bb99bc00 x18: 0000000000000000 [ 60.191579] x17: 0000000000000000 x16: 0000000000000000 [ 60.196891] x15: 0000000000000000 x14: 0000000000000000 [ 60.202202] x13: 0000000000000000 x12: 0000000000000000 [ 60.207515] x11: 0000000000000000 x10: 0000000000000040 [ 60.212827] x9 : ffff800011d55460 x8 : ffff800011d55458 [ 60.218138] x7 : ffff0000b7800028 x6 : 0000000000000000 [ 60.223450] x5 : ffff0000b7800000 x4 : 0000000000000000 [ 60.228762] x3 : ffff0000bb997cc0 x2 : 0000000000000001 [ 60.234074] x1 : 0000000000000000 x0 : ffff0000b6c31088 [ 60.239386] Call trace: [ 60.241834] __queue_work+0x46c/0x520 [ 60.245496] queue_work_on+0x6c/0x90 [ 60.249075] dwc3_set_mode+0x48/0x58 [ 60.252651] dwc3_mode_write+0xf8/0x150 [ 60.256489] full_proxy_write+0x5c/0xa8 [ 60.260327] __vfs_write+0x18/0x40 [ 60.263729] vfs_write+0xdc/0x1c8 [ 60.267045] ksys_write+0x68/0xf0 [ 60.270360] __arm64_sys_write+0x18/0x20 [ 60.274286] el0_svc_common.constprop.0+0x68/0x160 [ 60.279077] do_el0_svc+0x20/0x80 [ 60.282394] el0_sync_handler+0x10c/0x178 [ 60.286403] el0_sync+0x140/0x180 [ 60.289716] ---[ end trace 70b155582e2b7988 ]--- Signed-off-by: Li Jun <jun.li@nxp.com> Signed-off-by: Felipe Balbi <balbi@kernel.org>		2020-10-02 09:57:42 +03:00
..
atm	usb: Use fallthrough pseudo-keyword	2020-07-10 08:55:17 +02:00
c67x00	treewide: Use fallthrough pseudo-keyword	2020-08-23 17:36:59 -05:00
cdns3	usb: cdns3: gadget: fix possible memory leak	2020-10-02 09:57:42 +03:00
chipidea	ENDIAN issue fix and one query controller role API is introduced.	2020-07-29 13:57:09 +02:00
class	usblp: fix race between disconnect() and read()	2020-09-17 18:45:30 +02:00
common	usb: common: usb-conn-gpio: Register charger	2020-07-30 08:45:24 +02:00
core	USB: quirks: Add USB_QUIRK_IGNORE_REMOTE_WAKEUP quirk for BYD zhaoxin notebook	2020-09-16 13:08:18 +02:00
dwc2	usb: dwc2: Always disable regulators on driver teardown	2020-10-02 09:57:40 +03:00
dwc3	usb: dwc3: debugfs: do not queue work if try to change mode on non-drd	2020-10-02 09:57:42 +03:00
early	usb: early: xhci-dbc: File headers are not good candidates for kerneldoc	2020-07-09 17:19:59 +02:00
gadget	Revert "usb: udc: allow adding and removing the same gadget device"	2020-10-02 09:57:42 +03:00
host	ehci-hcd: Move include to keep CRC stable	2020-09-17 08:39:50 +02:00
image	usb: Use fallthrough pseudo-keyword	2020-07-10 08:55:17 +02:00
isp1760	usb: Use fallthrough pseudo-keyword	2020-07-10 08:55:17 +02:00
misc	USB: lvtest: return proper error code in probe	2020-08-18 11:55:23 +02:00
mon	USB: mon: Use scnprintf() for avoiding potential buffer overflow	2020-03-12 09:49:28 +01:00
mtu3	usb: mtu3: Remove unsused inline function is_first_entry	2020-10-02 09:43:36 +03:00
musb	treewide: Use fallthrough pseudo-keyword	2020-08-23 17:36:59 -05:00
phy	usb: phy: phy-ab8500-usb: fix spello of "function"	2020-10-02 09:57:41 +03:00
renesas_usbhs	usb: Use fallthrough pseudo-keyword	2020-07-10 08:55:17 +02:00
roles	usb: roles: Switch on role-switch uevent reporting	2020-05-13 14:20:49 +02:00
serial	USB: serial: option: support dynamic Quectel USB compositions	2020-08-31 08:37:17 +02:00
storage	USB: UAS: fix disconnect by unplugging a hub	2020-09-16 12:35:14 +02:00
typec	usb: typec: intel_pmc_mux: Handle SCU IPC error conditions	2020-09-16 13:09:31 +02:00
usbip	usbip: Implement a match function to fix usbip	2020-08-18 11:55:23 +02:00
Kconfig	treewide: replace '---help---' in Kconfig files with 'help'	2020-06-14 01:57:21 +09:00
Makefile
usb-skeleton.c	USB: usb-skeleton: drop redundant in-urb check	2019-10-10 12:41:19 +02:00