Techwizz/kernel-fxtec-pro1x
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[media] saa7134: Fix unlocked snd_pcm_stop() call

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snd_pcm_stop() must be called in the PCM substream lock context.

Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2013-07-11 18:00:59 +02:00
parent 61be2b9a18
commit e6355ad7b1
1 changed files with 2 additions and 0 deletions
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2
drivers/media/pci/saa7134/saa7134-alsa.c
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@ -172,7 +172,9 @@ static void saa7134_irq_alsa_done(struct saa7134_dev *dev,
dprintk("irq: overrun [full=%d/%d] - Blocks in %d\n",dev->dmasound.read_count,
dev->dmasound.bufsize, dev->dmasound.blocks);
spin_unlock(&dev->slock);
snd_pcm_stream_lock(dev->dmasound.substream);
snd_pcm_stop(dev->dmasound.substream,SNDRV_PCM_STATE_XRUN);
snd_pcm_stream_unlock(dev->dmasound.substream);
return;
}