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| author | Takashi Iwai <tiwai@suse.de> | 2013-07-11 18:00:01 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-07-15 21:25:13 +0200 |
| commit | 571185717f8d7f2a088a7ac38d94a9ad5fd9da5c (patch) | |
| tree | 07c175d7e27363ffcfb21eaefd76d95026d9279a | |
| parent | 46f6c1aaf790be9ea3c8ddfc8f235a5f677d08e2 (diff) | |
| download | linux-571185717f8d7f2a088a7ac38d94a9ad5fd9da5c.tar.gz linux-571185717f8d7f2a088a7ac38d94a9ad5fd9da5c.tar.bz2 linux-571185717f8d7f2a088a7ac38d94a9ad5fd9da5c.zip | |
ASoC: atmel: 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/soc/atmel/atmel-pcm-dma.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/atmel/atmel-pcm-dma.c b/sound/soc/atmel/atmel-pcm-dma.c index 1d38fd0bc4e2..d12826526798 100644 --- a/sound/soc/atmel/atmel-pcm-dma.c +++ b/sound/soc/atmel/atmel-pcm-dma.c @@ -81,7 +81,9 @@ static void atmel_pcm_dma_irq(u32 ssc_sr, /* stop RX and capture: will be enabled again at restart */ ssc_writex(prtd->ssc->regs, SSC_CR, prtd->mask->ssc_disable); + snd_pcm_stream_lock(substream); snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock(substream); /* now drain RHR and read status to remove xrun condition */ ssc_readx(prtd->ssc->regs, SSC_RHR); |