ASoC: es8316: fix warning: 'val' may be used uninitialized

Change-Id: If7bdba3cd7a23879a2cf41202d21fadaef614f23
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>

diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index 1e082f39e97b3a1d35a3ab482f523d0e2ceb7b12..eab27c1f53c3675ae835350a1a637229ae7d8640 100644 (file)
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -752,7 +752,7 @@ static int es8316_pcm_hw_params(struct snd_pcm_substream *substream,
                                struct snd_soc_dai *dai)
 {
        struct snd_soc_codec *codec = dai->codec;
-       int val;
+       int val = 0;
 
        switch (params_format(params)) {
        case SNDRV_PCM_FORMAT_S16_LE:
@@ -767,6 +767,9 @@ static int es8316_pcm_hw_params(struct snd_pcm_substream *substream,
        case SNDRV_PCM_FORMAT_S32_LE:
                val = ES8316_DACWL_32;
                break;
+       default:
+               val = ES8316_DACWL_16;
+               break;
        }
 
        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)