1 files changed, 2 insertions, 0 deletions

diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c
index 9a92b7962f41..d7c983862cf0 100644
--- a/sound/soc/codecs/ad1836.c
+++ b/sound/soc/codecs/ad1836.c
@@ -179,6 +179,8 @@ static int ad1836_hw_params(struct snd_pcm_substream *substream,
         case SNDRV_PCM_FORMAT_S32_LE:
                 word_len = AD1836_WORD_LEN_24;
                 break;
+        default:
+                return -EINVAL;
         }
 
         regmap_update_bits(ad1836->regmap, AD1836_DAC_CTRL1,