ASoC: cs42l52: fix the return value of cs42l52_set_fmt()

Fix the return value of cs42l52_set_fmt() when clock inversion is
not allowed and also remove the useless variable ret.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

[We had been assigning to ret but then ignoring the value we assgined
-- broonie]

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@vger.kernel.org

diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c
index 6159929..f91136c 100644 (file)
--- a/sound/soc/codecs/cs42l52.c
+++ b/sound/soc/codecs/cs42l52.c
@@ -773,7 +773,6 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
 {
        struct snd_soc_codec *codec = codec_dai->codec;
        struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec);
-       int ret = 0;
        u8 iface = 0;
 
        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -822,7 +821,7 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
        case SND_SOC_DAIFMT_NB_IF:
                break;
        default:
-               ret = -EINVAL;
+               return -EINVAL;
        }
        cs42l52->config.format = iface;
        snd_soc_write(codec, CS42L52_IFACE_CTL1, cs42l52->config.format);