[v3,10/10] ASoC: codecs: ak4458: Remove set but never checked variable 'ret'
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Message ID 20200707191615.98296-11-pierre-louis.bossart@linux.intel.com
State New
Headers show
Series
  • ASoC: Clean-up W=1 build warnings��� - part2
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Commit Message

Pierre-Louis Bossart July 7, 2020, 7:16 p.m. UTC
From: Lee Jones <lee.jones@linaro.org>

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@renesas.com>
Cc: Junichi Wakasugi <wakasugi.jb@om.asahi-kasei.co.jp>
Cc: Mihai Serban <mihai.serban@nxp.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 sound/soc/codecs/ak4458.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Patch
diff mbox series

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);
 	}