diff options
| author | Takashi Iwai <tiwai@suse.de> | 2013-07-11 17:59:33 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-07-15 21:25:13 +0200 |
| commit | 46f6c1aaf790be9ea3c8ddfc8f235a5f677d08e2 (patch) | |
| tree | 293d699138f68eccb257bb1702eb5500f40ca43b | |
| parent | 5be1efb4c2ed79c3d7c0cbcbecae768377666e84 (diff) | |
ALSA: pxa2xx: Fix unlocked snd_pcm_stop() call
snd_pcm_stop() must be called in the PCM substream lock context.
Cc: <stable@vger.kernel.org>
Acked-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/arm/pxa2xx-pcm-lib.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/arm/pxa2xx-pcm-lib.c b/sound/arm/pxa2xx-pcm-lib.c index 76e0d5695075..823359ed95e1 100644 --- a/sound/arm/pxa2xx-pcm-lib.c +++ b/sound/arm/pxa2xx-pcm-lib.c @@ -166,7 +166,9 @@ void pxa2xx_pcm_dma_irq(int dma_ch, void *dev_id) } else { printk(KERN_ERR "%s: DMA error on channel %d (DCSR=%#x)\n", rtd->params->name, dma_ch, dcsr); + snd_pcm_stream_lock(substream); snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock(substream); } } EXPORT_SYMBOL(pxa2xx_pcm_dma_irq); |