[ALSA] Fix pcm-draining of capture stream in PCM middle layer
Fix the draining of PCM capture stream in the PCM middle layer.
snd_pcm_drain() ignored capture streams, but it should change
the state to SNDRV_PCM_DRAINING.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index a998f88..9e49524 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1469,8 +1469,6 @@
}
}
up_read(&snd_pcm_link_rwsem);
- if (! num_drecs)
- goto _error;
snd_pcm_stream_lock_irq(substream);
/* resume pause */