Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.19 0986/1157] watchdog: f71808e_wdt: Add check for platform_driver_register | Date | Mon, 15 Aug 2022 20:05:42 +0200 |
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From: Jiasheng Jiang <jiasheng@iscas.ac.cn>
[ Upstream commit 97d5ec548150764946f38632e62e79759832b54b ]
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 <jiasheng@iscas.ac.cn> Reviewed-by: Guenter Roeck <linux@roeck-us.net> https://lore.kernel.org/r/20220526080303.1005063-1-jiasheng@iscas.ac.cn Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/watchdog/f71808e_wdt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c index 7f59c680de25..6a16d3d0bb1e 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; -- 2.35.1
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