| commit | 8778eb0927ddcd3f431805c37b78fa56481aeed9 | [log] [tgz] |
|---|---|---|
| author | Zhang Qiang <qiang.zhang@windriver.com> | Mon Jul 06 13:14:55 2020 +0800 |
| committer | Felipe Balbi <balbi@kernel.org> | Thu Jul 09 10:13:07 2020 +0300 |
| tree | 85026f1a38e98e0fddd01c9146604bb451048434 | |
| parent | 30517ffeb3bff842e1355cbc32f1959d9dbb5414 [diff] |
usb: gadget: function: fix missing spinlock in f_uac1_legacy
Add a missing spinlock protection for play_queue, because
the play_queue may be destroyed when the "playback_work"
work func and "f_audio_out_ep_complete" callback func
operate this paly_queue at the same time.
Fixes: c6994e6f067cf ("USB: gadget: add USB Audio Gadget driver")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Zhang Qiang <qiang.zhang@windriver.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>