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[media] em28xx-audio: flush work at .fini

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As a pending action might be still there at the work
thread, flush it.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-01-13 11:32:00 -03:00
commit b49eb2bd71
1 changed files with 2 additions and 0 deletions
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2
drivers/media/usb/em28xx/em28xx-audio.c
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@ -967,6 +967,8 @@ static int em28xx_audio_fini(struct em28xx *dev)
em28xx_info("Closing audio extension");
snd_card_disconnect(dev->adev.sndcard);
flush_work(&dev->wq_trigger);
em28xx_audio_free_urb(dev);
if (dev->adev.sndcard) {