[alsa-devel] [patch] ASoC: wm8903: harmless underflow in wm8903_put_deemph()

Valid values for "deemph" are zero and one, but we accidentally allow negative values as well. It's harmless, but static checkers complain and we may as well clean it up.

Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index b011253..e4cc41e 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -452,7 +452,7 @@ static int wm8903_put_deemph(struct snd_kcontrol *kcontrol, { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); struct wm8903_priv *wm8903 = 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)