linux-kernel - [PATCH] leds: is31fl32xx: Fix missing error code in is31fl32xx_parse

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Message-Id: <1622545743-21240-1-git-send-email-jiapeng.chong@linux.alibaba.com>
Date:   Tue,  1 Jun 2021 19:09:03 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     pavel@....cz
Cc:     linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] leds: is31fl32xx: Fix missing error code in is31fl32xx_parse_dt()

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'ret'.

Eliminate the follow smatch warning:

drivers/leds/leds-is31fl32xx.c:388 is31fl32xx_parse_dt() warn: missing
error code 'ret'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/leds/leds-is31fl32xx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/leds/leds-is31fl32xx.c b/drivers/leds/leds-is31fl32xx.c
index 2180255..899ed94 100644
--- a/drivers/leds/leds-is31fl32xx.c
+++ b/drivers/leds/leds-is31fl32xx.c
@@ -385,6 +385,7 @@ static int is31fl32xx_parse_dt(struct device *dev,
 			dev_err(dev,
 				"Node %pOF 'reg' conflicts with another LED\n",
 				child);
+			ret = -EINVAL;
 			goto err;
 		}
 
-- 
1.8.3.1