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| author | Takashi Iwai <tiwai@suse.de> | 2013-07-11 16:00:59 (GMT) |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-07-15 19:25:14 (GMT) |
| commit | e6355ad7b1c6f70e2f48ae159f5658b441ccff95 (patch) | |
| tree | 035c86cf3681785a53df5d828b5668347d1030db | |
| parent | 61be2b9a18ec70f3cbe3deef7a5f77869c71b5ae (diff) | |
| download | linux-fsl-qoriq-e6355ad7b1c6f70e2f48ae159f5658b441ccff95.tar.xz | |
[media] saa7134: Fix unlocked snd_pcm_stop() call
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>
| -rw-r--r-- | drivers/media/pci/saa7134/saa7134-alsa.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-alsa.c b/drivers/media/pci/saa7134/saa7134-alsa.c index 10460fd..dbcdfbf 100644 --- a/drivers/media/pci/saa7134/saa7134-alsa.c +++ b/drivers/media/pci/saa7134/saa7134-alsa.c @@ -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; } |