staging: bcm2835-audio: Deliver indirect-PCM transfer error

Now that the indirect-PCM transfer helper gives back an error, we
should return the error from ack callbacks.

Acked-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
index e8cf0b97bf02a741fce8ccdd4c69b10c852c999b..3637ddf909a4c2fce59e5c2f34d345925435a7f3 100644 (file)
--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
+++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
@@ -353,9 +353,8 @@ static int snd_bcm2835_pcm_ack(struct snd_pcm_substream *substream)
        struct snd_pcm_indirect *pcm_indirect = &alsa_stream->pcm_indirect;
 
        pcm_indirect->hw_queue_size = runtime->hw.buffer_bytes_max;
-       snd_pcm_indirect_playback_transfer(substream, pcm_indirect,
-                                          snd_bcm2835_pcm_transfer);
-       return 0;
+       return snd_pcm_indirect_playback_transfer(substream, pcm_indirect,
+                                                 snd_bcm2835_pcm_transfer);
 }
 
 /* trigger callback */