Re: [PATCH v4 2/3] rtc: s5m: check the return value of s5m8767_rtc_init_reg()

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On Mon, Jan 11, 2021 at 03:11:24PM +0100, Bartosz Golaszewski wrote:
> On Mon, Jan 11, 2021 at 2:35 PM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
> >
> > On Mon, Jan 11, 2021 at 01:40:26PM +0100, Bartosz Golaszewski wrote:
> > > From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> > >
> > > This function can fail if regmap operations fail so check its return
> > > value in probe().
> > >
> > > Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> > > ---
> > >  drivers/rtc/rtc-s5m.c | 2 ++
> > >  1 file changed, 2 insertions(+)
> > >
> > > diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
> > > index eb9dde4095a9..e0011d3cf61b 100644
> > > --- a/drivers/rtc/rtc-s5m.c
> > > +++ b/drivers/rtc/rtc-s5m.c
> > > @@ -791,6 +791,8 @@ static int s5m_rtc_probe(struct platform_device *pdev)
> > >       platform_set_drvdata(pdev, info);
> > >
> > >       ret = s5m8767_rtc_init_reg(info);
> > > +     if (ret)
> > > +             return ret;
> >
> > You leak I2C device.
> >
> 
> Yes, the next patch fixes it but I changed the order. Actually this
> can be moved after 3/3 with no conflicts when applying.

Yes, but for bisecting and any backporting (e.g. with autosel) the order
is quite important. Please resend with new order.

Best regards,
Krzysztof




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