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-rw-r--r--sound/core/pcm_lib.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 48ffa40967a..f9f9b3fe956 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -1655,8 +1655,11 @@ static snd_pcm_sframes_t snd_pcm_lib_write1(struct snd_pcm_substream *substream,
if (runtime->sleep_min == 0 && runtime->status->state == SNDRV_PCM_STATE_RUNNING)
snd_pcm_update_hw_ptr(substream);
avail = snd_pcm_playback_avail(runtime);
- if (((avail < runtime->control->avail_min && size > avail) ||
- (size >= runtime->xfer_align && avail < runtime->xfer_align))) {
+ if (!avail ||
+ (snd_pcm_running(substream) &&
+ ((avail < runtime->control->avail_min && size > avail) ||
+ (size >= runtime->xfer_align &&
+ avail < runtime->xfer_align)))) {
wait_queue_t wait;
enum { READY, SIGNALED, ERROR, SUSPENDED, EXPIRED, DROPPED } state;
long tout;