/* hw_free callback */
static int snd_sgio2audio_pcm_hw_free(struct snd_pcm_substream *substream)
{
- if (substream->runtime->dma_area)
- vfree(substream->runtime->dma_area);
+ vfree(substream->runtime->dma_area);
substream->runtime->dma_area = NULL;
return 0;
}