From: Mark Brown <broonie@linaro.org>
Date: Mon, 23 Dec 2013 12:41:39 +0000 (+0000)
Subject: ASoC: ad1836: Reject unsupported bit sizes
X-Git-Tag: v3.14-rc1~143^2~1^2~38^2^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c097d5fdf3b51cdb2521c3cffab0a8cf03c68cc6;p=thirdparty%2Fkernel%2Flinux.git

ASoC: ad1836: Reject unsupported bit sizes

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
---

diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c
index 9a92b7962f41b..d7c983862cf0a 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,