linux-kernel - [PATCH] drivers/regulator: remove redundant ret variable

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Message-Id: <20220104104139.601031-1-chi.minghao@zte.com.cn>
Date:   Tue,  4 Jan 2022 10:41:39 +0000
From:   cgel.zte@...il.com
To:     lgirdwood@...il.com
Cc:     broonie@...nel.org, matthias.bgg@...il.com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>, CGEL ZTE <cgel.zte@...il.com>
Subject: [PATCH] drivers/regulator: remove redundant ret variable

From: Minghao Chi <chi.minghao@....com.cn>

Return value from regmap_update_bits() directly instead
of taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
Signed-off-by: CGEL ZTE <cgel.zte@...il.com>
---
 drivers/regulator/mt6380-regulator.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/regulator/mt6380-regulator.c b/drivers/regulator/mt6380-regulator.c
index 9efd8710a6f3..2e6b61d3b0cf 100644
--- a/drivers/regulator/mt6380-regulator.c
+++ b/drivers/regulator/mt6380-regulator.c
@@ -183,7 +183,7 @@ static const unsigned int ldo_volt_table4[] = {
 static int mt6380_regulator_set_mode(struct regulator_dev *rdev,
 				     unsigned int mode)
 {
-	int ret, val = 0;
+	int val = 0;
 	struct mt6380_regulator_info *info = rdev_get_drvdata(rdev);
 
 	switch (mode) {
@@ -199,10 +199,8 @@ static int mt6380_regulator_set_mode(struct regulator_dev *rdev,
 
 	val <<= ffs(info->modeset_mask) - 1;
 
-	ret = regmap_update_bits(rdev->regmap, info->modeset_reg,
+	return regmap_update_bits(rdev->regmap, info->modeset_reg,
 				 info->modeset_mask, val);
-
-	return ret;
 }
 
 static unsigned int mt6380_regulator_get_mode(struct regulator_dev *rdev)
-- 
2.25.1