In case of error, the devm_kzalloc() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test. Fixes: 86559400b3ef ("rtc: gamecube: Add a RTC driver for the GameCube, Wii and Wii U") Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx> --- drivers/rtc/rtc-gamecube.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-gamecube.c b/drivers/rtc/rtc-gamecube.c index 98128746171e..f717b36f4738 100644 --- a/drivers/rtc/rtc-gamecube.c +++ b/drivers/rtc/rtc-gamecube.c @@ -319,8 +319,8 @@ static int gamecube_rtc_probe(struct platform_device *pdev) int ret; d = devm_kzalloc(dev, sizeof(struct priv), GFP_KERNEL); - if (IS_ERR(d)) - return PTR_ERR(d); + if (!d) + return -ENOMEM; d->iob = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(d->iob)) -- 2.25.1