Re: [PATCH 09/24] mmc: mtk-sd: check for valid optional memory resource

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-- trimmed cc-list

On Sun, 24 Mar 2019 at 16:18, Fabien Parent <fparent@xxxxxxxxxxxx> wrote:
>
> On Sun, Mar 24, 2019 at 4:34 AM Yingjoe Chen <yingjoe.chen@xxxxxxxxxxxx> wrote:
> >
> > On Sat, 2019-03-23 at 22:15 +0100, Fabien Parent wrote:
> > > 'top_base' memory region is optional. Check that the resource is valid
> > > before using it. This avoid getting a "invalid resource" error message
> > > printed by the kernel.
> > >
> > > Signed-off-by: Fabien Parent <fparent@xxxxxxxxxxxx>

For the next version, please post it as a standalone patch and trim
the cc/to list.  Then I can pick it up.

Kind regards
Uffe

> > > ---
> > >  drivers/mmc/host/mtk-sd.c | 8 +++++---
> > >  1 file changed, 5 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
> > > index 833ef0590af8..573aa127d00b 100644
> > > --- a/drivers/mmc/host/mtk-sd.c
> > > +++ b/drivers/mmc/host/mtk-sd.c
> > > @@ -2123,9 +2123,11 @@ static int msdc_drv_probe(struct platform_device *pdev)
> > >       }
> > >
> > >       res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
> > > -     host->top_base = devm_ioremap_resource(&pdev->dev, res);
> > > -     if (IS_ERR(host->top_base))
> > > -             host->top_base = NULL;
> > > +     if (ret) {
> >
> > This should be res?
>
> Indeed. Thanks, I will fix it in v2.
>
> > > +             host->top_base = devm_ioremap_resource(&pdev->dev, res);
> > > +             if (IS_ERR(host->top_base))
> > > +                     host->top_base = NULL;
> > > +     }
> > >
> > >       ret = mmc_regulator_get_supply(mmc);
> > >       if (ret)
> >
> >



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