Messages in this thread | | | Date | Mon, 3 Jan 2022 18:39:34 +0100 | From | Sebastian Reichel <> | Subject | Re: [PATCH] rtc: mt6397: Check for null res pointer |
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Hi,
On Mon, Dec 20, 2021 at 04:38:11PM +0800, Jiasheng Jiang wrote: > The return value of platform_get_resource() needs to be checked. > To avoid use of error pointer in case that there is no suitable > resource. > > Fixes: d28c74c10751 ("power: reset: add driver for mt6323 poweroff") > Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> > ---
Thanks, I fixed the subject and queued the patch.
-- Sebastian
> drivers/power/reset/mt6323-poweroff.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/power/reset/mt6323-poweroff.c b/drivers/power/reset/mt6323-poweroff.c > index 0532803e6cbc..d90e76fcb938 100644 > --- a/drivers/power/reset/mt6323-poweroff.c > +++ b/drivers/power/reset/mt6323-poweroff.c > @@ -57,6 +57,9 @@ static int mt6323_pwrc_probe(struct platform_device *pdev) > return -ENOMEM; > > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > + if (!res) > + return -EINVAL; > + > pwrc->base = res->start; > pwrc->regmap = mt6397_chip->regmap; > pwrc->dev = &pdev->dev; > -- > 2.25.1 > [unhandled content-type:application/pgp-signature] | |