[PATCH v15 3/5] drm: renesas: Add RZ/G2L DU Support

Biju Das biju.das.jz at bp.renesas.com
Thu Dec 14 18:35:50 UTC 2023


Hi Maxime Ripard,

> -----Original Message-----
> From: Biju Das
> Sent: Thursday, December 14, 2023 3:24 PM
> Subject: RE: [PATCH v15 3/5] drm: renesas: Add RZ/G2L DU Support
> 
.
> > > +
> > > +	vsp->planes = kcalloc(num_planes, sizeof(*vsp->planes), GFP_KERNEL);
> > > +	if (!vsp->planes)
> > > +		return -ENOMEM;
> >
> > drmm_kcalloc or drmm_kmalloc_array
> 
> I get crashes at random places, if I use drmm_kcalloc().
> Not sure it is related to this? There is no crash if I use kcalloc.

The random crash is fixed it is due to double free. I forgot to remove
kfree in clean up function.

Cheers,
Biju


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