linux-kernel - [PATCH] ASoC: codecs: wcd938x: fix returnvar.cocci warnings

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Date:   Tue, 29 Jun 2021 21:29:09 +0800
From:   kernel test robot <lkp@...el.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     kbuild-all@...ts.01.org,
        Linux Memory Management List <linux-mm@...ck.org>,
        Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] ASoC: codecs: wcd938x: fix returnvar.cocci warnings

From: kernel test robot <lkp@...el.com>

sound/soc/codecs/wcd938x.c:1628:5-8: Unneeded variable: "ret". Return "0" on line 1656
sound/soc/codecs/wcd938x.c:1871:5-8: Unneeded variable: "ret". Return "0" on line 1907


 Remove unneeded variable used to store return value.

Generated by: scripts/coccinelle/misc/returnvar.cocci

Fixes: 045442228868 ("ASoC: codecs: wcd938x: add audio routing and Kconfig")
CC: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: kernel test robot <lkp@...el.com>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   73748627df83aab934c81332ca83a44ab8c7b3e3
commit: 04544222886881cb0865040dcdf747fe7e025947 [8525/14055] ASoC: codecs: wcd938x: add audio routing and Kconfig
:::::: branch date: 4 hours ago
:::::: commit date: 2 weeks ago

 wcd938x.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -1625,7 +1625,6 @@ static int wcd938x_codec_aux_dac_event(s
 {
 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 	struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -1653,7 +1652,7 @@ static int wcd938x_codec_aux_dac_event(s
 				WCD938X_ANA_RX_DIV4_CLK_EN_MASK, 0);
 		break;
 	}
-	return ret;
+	return 0;
 
 }
 
@@ -1868,7 +1867,6 @@ static int wcd938x_codec_enable_aux_pa(s
 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 	struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
 	int hph_mode = wcd938x->hph_mode;
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -1904,7 +1902,7 @@ static int wcd938x_codec_enable_aux_pa(s
 						      WCD938X_EN_CUR_DET_MASK, 1);
 		break;
 	}
-	return ret;
+	return 0;
 }
 
 static int wcd938x_codec_enable_ear_pa(struct snd_soc_dapm_widget *w,