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[v2,0/2] uvc: Fix race condition on uvc

Message ID 20221212-uvc-race-v2-0-54496cc3b8ab@chromium.org
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Series uvc: Fix race condition on uvc | expand

Message

Ricardo Ribalda Dec. 13, 2022, 2:35 p.m. UTC 
Make sure that all the async work is finished when we stop the status urb.

To: Yunke Cao <yunkec@chromium.org>
To: Sergey Senozhatsky <senozhatsky@chromium.org>
To: Max Staudt <mstaudt@google.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-media@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>

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Changes in v2:
- Add a patch for not kalloc dev->status
- Redo the logic mechanism, so it also works with suspend (Thanks Yunke!)
- Link to v1: https://lore.kernel.org/r/20221212-uvc-race-v1-0-c52e1783c31d@chromium.org

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Ricardo Ribalda (2):
      media: uvcvideo: Fix race condition with usb_kill_urb
      media: uvcvideo: Do not alloc dev->status

 drivers/media/usb/uvc/uvc_ctrl.c   |  3 +++
 drivers/media/usb/uvc/uvc_status.c | 15 +++++++--------
 drivers/media/usb/uvc/uvcvideo.h   |  3 ++-
 3 files changed, 12 insertions(+), 9 deletions(-)
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base-commit: 0ec5a38bf8499f403f81cb81a0e3a60887d1993c
change-id: 20221212-uvc-race-09276ea68bf8

Best regards,