ASoC: omap-pcm: Free dma buffers in case of error.

Signed-off-by: NOleg Matcovschi <oleg.matcovschi@ti.com>
Acked-by: NPeter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: NJarkko Nikula <jarkko.nikula@bitmer.com>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NLiam Girdwood <lrg@ti.com>

sound/soc/omap/omap-pcm.c

@@ -401,6 +401,10 @@ static int omap_pcm_new(struct snd_soc_pcm_runtime *rtd)
 	}
 
 out:
+	/* free preallocated buffers in case of error */
+	if (ret)
+		omap_pcm_free_dma_buffers(pcm);
+
 	return ret;
 }