Commit 1a7fa543 authored Jul 06, 2007 by Takashi Iwai Committed by Jaroslav Kysela Jul 20, 2007

[ALSA] Fix substream to check in PCM drain



The check of a substream in snd_pcm_drain() might not be always correct
since runtime can point a different substream (although the PCM state
of each linked substream should be same, in theory).
This patch fixes it.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

parent 940d2448

sound/core/pcm_native.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1487,7 +1487,7 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream)

		snd_pcm_stream_lock_irq(substream);
		/* resume pause */
		if (runtime->status->state == SNDRV_PCM_STATE_PAUSED)
		if (substream->runtime->status->state == SNDRV_PCM_STATE_PAUSED)
		snd_pcm_pause(substream, 0);

		/* pre-start/stop - all running streams are changed to DRAINING state */

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