Hi, On 23/05/2020 17:56:21+0800, Tiezhu Yang wrote: > When call function devm_platform_ioremap_resource(), we should use IS_ERR() > to check the return value and return PTR_ERR() if failed. > > Fixes: 89576bebbc17 ("rtc: Use devm_platform_ioremap_resource()") This doesn't fix an issue and it was anyway not introduced by that commit. Please correct your commit message and subject. > Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> > --- > drivers/rtc/rtc-goldfish.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/rtc/rtc-goldfish.c b/drivers/rtc/rtc-goldfish.c > index cb6b0ad..2779715 100644 > --- a/drivers/rtc/rtc-goldfish.c > +++ b/drivers/rtc/rtc-goldfish.c > @@ -174,7 +174,7 @@ static int goldfish_rtc_probe(struct platform_device *pdev) > platform_set_drvdata(pdev, rtcdrv); > rtcdrv->base = devm_platform_ioremap_resource(pdev, 0); > if (IS_ERR(rtcdrv->base)) > - return -ENODEV; > + return PTR_ERR(rtcdrv->base); > > rtcdrv->irq = platform_get_irq(pdev, 0); > if (rtcdrv->irq < 0) > -- > 2.1.0 > -- Alexandre Belloni, Bootlin Embedded Linux and Kernel engineering https://bootlin.com