linux-kernel - [PATCH] power: supply: max14656: remove set but not used 'ret'

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Message-ID: <20200409085401.47516-1-yanaijie@huawei.com>
Date:   Thu, 9 Apr 2020 16:54:01 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <sre@...nel.org>, <linux-pm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Jason Yan <yanaijie@...wei.com>
Subject: [PATCH] power: supply: max14656: remove set but not used 'ret'

Fix the following gcc warning:

drivers/power/supply/max14656_charger_detector.c:142:6: warning:
variable ‘ret’ set but not used [-Wunused-but-set-variable]
  int ret = 0;
      ^~~

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Jason Yan <yanaijie@...wei.com>
---
 drivers/power/supply/max14656_charger_detector.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/power/supply/max14656_charger_detector.c b/drivers/power/supply/max14656_charger_detector.c
index 3bbb8b4c8ae7..137f9fafce8c 100644
--- a/drivers/power/supply/max14656_charger_detector.c
+++ b/drivers/power/supply/max14656_charger_detector.c
@@ -139,10 +139,9 @@ static void max14656_irq_worker(struct work_struct *work)
 
 	u8 buf[REG_TOTAL_NUM];
 	u8 chg_type;
-	int ret = 0;
 
-	ret = max14656_read_block_reg(chip->client, MAX14656_DEVICE_ID,
-				      REG_TOTAL_NUM, buf);
+	max14656_read_block_reg(chip->client, MAX14656_DEVICE_ID,
+				REG_TOTAL_NUM, buf);
 
 	if ((buf[MAX14656_STATUS_1] & STATUS1_VB_VALID_MASK) &&
 		(buf[MAX14656_STATUS_1] & STATUS1_CHG_TYPE_MASK)) {
-- 
2.17.2