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ALSA: usb-audio: Add spinlock to stop_urbs()
authorTakashi Iwai <tiwai@suse.de>
Wed, 29 Sep 2021 08:08:42 +0000 (10:08 +0200)
committerTakashi Iwai <tiwai@suse.de>
Thu, 30 Sep 2021 11:55:23 +0000 (13:55 +0200)
commitb23a3702b5392e8973efb657dcf218646d934b90
treefe94bad6c8e65f360d7121d0e5d21206024614fctree | snapshot
parente3913063b5b65e3fd6bf5afa119fee9ed0fddc4ccommit | diff
ALSA: usb-audio: Add spinlock to stop_urbs()

In theory, stop_urbs() may be called concurrently.
Although we have the state check beforehand, it's safer to apply
ep->lock during the critical list head manipulations.

Link: https://lore.kernel.org/r/20210929080844.11583-8-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/endpoint.c diff | blob | history
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