From 0bfa6e5b16a31f4218c12d8ab7f2064d8ab96e2f Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 18 Dec 2014 10:02:41 +0100 Subject: [PATCH] ALSA: pcm: Don't leave PREPARED state after draining commit 70372a7566b5e552dbe48abdac08c275081d8558 upstream. When a PCM draining is performed to an empty stream that has been already in PREPARED state, the current code just ignores and leaves as it is, although the drain is supposed to set all such streams to SETUP state. This patch covers that overlooked case. Signed-off-by: Takashi Iwai Signed-off-by: Greg Kroah-Hartman --- sound/core/pcm_native.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 175dca44c97e..707405cbc5c9 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1404,6 +1404,8 @@ static int snd_pcm_do_drain_init(struct snd_pcm_substream *substream, int state) if (! snd_pcm_playback_empty(substream)) { snd_pcm_do_start(substream, SNDRV_PCM_STATE_DRAINING); snd_pcm_post_start(substream, SNDRV_PCM_STATE_DRAINING); + } else { + runtime->status->state = SNDRV_PCM_STATE_SETUP; } break; case SNDRV_PCM_STATE_RUNNING: -- 2.34.1