Re: [PATCH] drm: logicvc: Fix uninitialized variable in probe

From: Paul Kocialkowski
Date: Fri Jun 24 2022 - 11:25:09 EST


Hi,

On Fri 24 Jun 22, 16:35, Paul Kocialkowski wrote:
> Hi Dan,
>
> On Tue 14 Jun 22, 15:08, Dan Carpenter wrote:
> > The "regmap" is supposed to be initialized to NULL but it's used
> > without being initialized.
> >
> > Fixes: efeeaefe9be5 ("drm: Add support for the LogiCVC display controller")
> > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> Nice catch, thanks a lot!
>
> Acked-by: Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx>

Pushed to drm-misc-next, thanks!

Paul

> Cheers,
>
> Paul
>
> > ---
> > drivers/gpu/drm/logicvc/logicvc_drm.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/logicvc/logicvc_drm.c b/drivers/gpu/drm/logicvc/logicvc_drm.c
> > index df1805cf0f95..0b983a33f9ff 100644
> > --- a/drivers/gpu/drm/logicvc/logicvc_drm.c
> > +++ b/drivers/gpu/drm/logicvc/logicvc_drm.c
> > @@ -298,7 +298,7 @@ static int logicvc_drm_probe(struct platform_device *pdev)
> > struct logicvc_drm *logicvc;
> > struct device *dev = &pdev->dev;
> > struct drm_device *drm_dev;
> > - struct regmap *regmap;
> > + struct regmap *regmap = NULL;
> > struct resource res;
> > void __iomem *base;
> > int irq;
> > --
> > 2.35.1
> >
>
> --
> Paul Kocialkowski, Bootlin
> Embedded Linux and kernel engineering
> https://bootlin.com



--
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

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