diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 6bb623a2a4dfcfa3cda744ca8bef18575baec2d9..eb81b9a2293ac967a3b220d200e6ed8940965949 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -82,6 +82,8 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
 	struct dma_chan *chan;
 	int err = 0;
 
+	memset(&config, 0x00, sizeof(config));
+
 	dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
 
 	/* return if this is a bufferless transfer e.g.