Commit e099aeea authored by Charles Keepax's avatar Charles Keepax Committed by Takashi Iwai

ALSA: pcm: Fix poll error return codes

We can't return a negative error code from the poll callback the return
type is unsigned and is checked against the poll specific flags we need
to return POLLERR if we encounter an error.
Signed-off-by: default avatarCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Reviewed-by: default avatarTakashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 0c95c1d6
......@@ -3161,7 +3161,7 @@ static unsigned int snd_pcm_playback_poll(struct file *file, poll_table * wait)
substream = pcm_file->substream;
if (PCM_RUNTIME_CHECK(substream))
return -ENXIO;
return POLLOUT | POLLWRNORM | POLLERR;
runtime = substream->runtime;
poll_wait(file, &runtime->sleep, wait);
......@@ -3200,7 +3200,7 @@ static unsigned int snd_pcm_capture_poll(struct file *file, poll_table * wait)
substream = pcm_file->substream;
if (PCM_RUNTIME_CHECK(substream))
return -ENXIO;
return POLLIN | POLLRDNORM | POLLERR;
runtime = substream->runtime;
poll_wait(file, &runtime->sleep, wait);
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment