diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2015-10-13 10:09:19 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-10-22 13:55:50 +0100 |
| commit | c1fe81f2cd30c18d7df444697bac8051fdf2aee6 (patch) | |
| tree | 8a297400c2fbe681d10291170c08d828d9ca503d /sound/soc/codecs/wm8960.c | |
| parent | 6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f (diff) | |
| download | linux-c1fe81f2cd30c18d7df444697bac8051fdf2aee6.tar.bz2 | |
ASoC: wm8960: harmless underflow in wm8960_put_deemph()
We should only accept "deemph" values of zero and one, but by mistake we
accept negatives as well. It's harmless but let's clean it up anyway.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/wm8960.c')
| -rw-r--r-- | sound/soc/codecs/wm8960.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c index e3b7d0c57411..dc47c2fa6622 100644 --- a/sound/soc/codecs/wm8960.c +++ b/sound/soc/codecs/wm8960.c @@ -201,7 +201,7 @@ static int wm8960_put_deemph(struct snd_kcontrol *kcontrol, { struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); - int deemph = ucontrol->value.integer.value[0]; + unsigned int deemph = ucontrol->value.integer.value[0]; if (deemph > 1) return -EINVAL; |