diff options
Diffstat (limited to 'sound/drivers/vx/vx_pcm.c')
| -rw-r--r-- | sound/drivers/vx/vx_pcm.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c index 11467272089e..41a617886cc7 100644 --- a/sound/drivers/vx/vx_pcm.c +++ b/sound/drivers/vx/vx_pcm.c @@ -1048,8 +1048,10 @@ static void vx_pcm_capture_update(struct vx_core *chip, struct snd_pcm_substream /* ok, let's accelerate! */ int align = pipe->align * 3; space = (count / align) * align; - vx_pseudo_dma_read(chip, runtime, pipe, space); - count -= space; + if (space > 0) { + vx_pseudo_dma_read(chip, runtime, pipe, space); + count -= space; + } } /* read the rest of bytes */ while (count > 0) { |