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| author | Takashi Iwai <tiwai@suse.de> | 2013-07-11 17:56:56 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-25 14:07:25 -0700 |
| commit | 8268d1c754169393118ae847cf6741d777e976a4 (patch) | |
| tree | f69b5ab302cd0537a3cc6ad798aec8e76a9170f4 | |
| parent | 2306396c952129dcf127d47c0383ae28c7288ed0 (diff) | |
| download | lwn-8268d1c754169393118ae847cf6741d777e976a4.tar.gz lwn-8268d1c754169393118ae847cf6741d777e976a4.zip | |
ALSA: atiixp: Fix unlocked snd_pcm_stop() call
commit cc7282b8d5abbd48c81d1465925d464d9e3eaa8f upstream.
snd_pcm_stop() must be called in the PCM substream lock context.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | sound/pci/atiixp.c | 2 | ||||
| -rw-r--r-- | sound/pci/atiixp_modem.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c index 6e78c6789858..819430ac6b3b 100644 --- a/sound/pci/atiixp.c +++ b/sound/pci/atiixp.c @@ -689,7 +689,9 @@ static void snd_atiixp_xrun_dma(struct atiixp *chip, struct atiixp_dma *dma) if (! dma->substream || ! dma->running) return; snd_printdd("atiixp: XRUN detected (DMA %d)\n", dma->ops->type); + snd_pcm_stream_lock(dma->substream); snd_pcm_stop(dma->substream, SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock(dma->substream); } /* diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c index d0bec7ba3b0d..57f41820263f 100644 --- a/sound/pci/atiixp_modem.c +++ b/sound/pci/atiixp_modem.c @@ -638,7 +638,9 @@ static void snd_atiixp_xrun_dma(struct atiixp_modem *chip, if (! dma->substream || ! dma->running) return; snd_printdd("atiixp-modem: XRUN detected (DMA %d)\n", dma->ops->type); + snd_pcm_stream_lock(dma->substream); snd_pcm_stop(dma->substream, SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock(dma->substream); } /* |