From: Lee Jones <lee.jones@xxxxxxxxxx>
Looks as though the result of snd_soc_update_bits() has never been checked.
Fixes the following W=1 kernel build warning(s):
sound/soc/codecs/ak4458.c: In function ‘ak4458_set_dai_mute’:
sound/soc/codecs/ak4458.c:408:16: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
Cc: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Cc: Junichi Wakasugi <wakasugi.jb@xxxxxxxxxxxxxxxxxxxx>
Cc: Mihai Serban <mihai.serban@xxxxxxx>
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
sound/soc/codecs/ak4458.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c
index f180cb5dfe4f..39ae089dcd1d 100644
--- a/sound/soc/codecs/ak4458.c
+++ b/sound/soc/codecs/ak4458.c
@@ -405,7 +405,7 @@ static int ak4458_set_dai_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_component *component = dai->component;
struct ak4458_priv *ak4458 = snd_soc_component_get_drvdata(component);
- int nfs, ndt, ret, reg;
+ int nfs, ndt, reg;
int ats;
nfs = ak4458->fs;
@@ -416,14 +416,14 @@ static int ak4458_set_dai_mute(struct snd_soc_dai *dai, int mute)
ndt = att_speed[ats] / (nfs / 1000);
if (mute) {
- ret = snd_soc_component_update_bits(component, AK4458_01_CONTROL2, 0x01, 1);
+ snd_soc_component_update_bits(component, AK4458_01_CONTROL2, 0x01, 1);
mdelay(ndt);
if (ak4458->mute_gpiod)
gpiod_set_value_cansleep(ak4458->mute_gpiod, 1);
} else {
if (ak4458->mute_gpiod)
gpiod_set_value_cansleep(ak4458->mute_gpiod, 0);
- ret = snd_soc_component_update_bits(component, AK4458_01_CONTROL2, 0x01, 0);
+ snd_soc_component_update_bits(component, AK4458_01_CONTROL2, 0x01, 0);
mdelay(ndt);
}
--
2.25.1
