From: Jiasheng Jiang Date: Thu, 26 May 2022 08:03:03 +0000 (+0800) Subject: watchdog: f71808e_wdt: Add check for platform_driver_register X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=97d5ec548150764946f38632e62e79759832b54b;p=linux.git watchdog: f71808e_wdt: Add check for platform_driver_register As platform_driver_register() could fail, it should be better to deal with the return value in order to maintain the code consisitency. Fixes: 27e0fe00a5c6 ("watchdog: f71808e_wdt: refactor to platform device/driver pair") Signed-off-by: Jiasheng Jiang Reviewed-by: Guenter Roeck https://lore.kernel.org/r/20220526080303.1005063-1-jiasheng@iscas.ac.cn Signed-off-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c index 7f59c680de253..6a16d3d0bb1e6 100644 --- a/drivers/watchdog/f71808e_wdt.c +++ b/drivers/watchdog/f71808e_wdt.c @@ -634,7 +634,9 @@ static int __init fintek_wdt_init(void) pdata.type = ret; - platform_driver_register(&fintek_wdt_driver); + ret = platform_driver_register(&fintek_wdt_driver); + if (ret) + return ret; wdt_res.name = "superio port"; wdt_res.flags = IORESOURCE_IO;