1 files changed, 4 insertions, 0 deletions

diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c
index 21b79262010e..50c1eb669e90 100644
--- a/sound/soc/samsung/dma.c
+++ b/sound/soc/samsung/dma.c
@@ -176,6 +176,10 @@ static int dma_hw_params(struct snd_pcm_substream *substream,
                 prtd->params->ch = prtd->params->ops->request(
                                 prtd->params->channel, &req, rtd->cpu_dai->dev,
                                 prtd->params->ch_name);
+                if (!prtd->params->ch) {
+                        pr_err("Failed to allocate DMA channel\n");
+                        return -ENXIO;
+                }
                 prtd->params->ops->config(prtd->params->ch, &config);
         }