[alsa-devel] [PATCH] ASoC: ad1836: Reject unsupported bit sizes

[Mark Brown]

From: Mark Brown <broonie at linaro.org>

Signed-off-by: Mark Brown <broonie at linaro.org>
---
 sound/soc/codecs/ad1836.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c
index 9a92b79..d7c9838 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,
-- 
1.8.5.2