rate: Check for slave avail update error code

rate: Check for slave avail update error code

---
 src/pcm/pcm_rate.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

index 4e0c7ca7..e7d50593 100644
@@ -970,9 +970,11 @@ static snd_pcm_sframes_t

snd_pcm_rate_avail_update(snd_pcm_t *pcm) {
snd_pcm_rate_t *rate = pcm->private_data;
snd_pcm_t *slave = rate->gen.slave;
- snd_pcm_uframes_t slave_size;
+ snd_pcm_sframes_t slave_size;

slave_size = snd_pcm_avail_update(slave);
+ if (slave_size < 0)
+ return slave_size;
if (pcm->stream == SND_PCM_STREAM_CAPTURE)
goto _capture;
snd_pcm_rate_sync_hwptr(pcm);

2.13.6