ASoC: wm8731: harmless underflow in wm8731_put_deemph()

[firefly-linux-kernel-4.4.55.git] / sound / soc / codecs / wm8731.c

diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index ace8645245a0c1765bde0d516a4a1067dec2a755..07cf1bd7913a8dfe4667e310fcb44536f8e4004c 100644 (file)
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -132,7 +132,7 @@ static int wm8731_put_deemph(struct snd_kcontrol *kcontrol,
 {
        struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
        struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
-       int deemph = ucontrol->value.integer.value[0];
+       unsigned int deemph = ucontrol->value.integer.value[0];
        int ret = 0;
 
        if (deemph > 1)