Re: [PATCH] drm/amdgpu: Fix NULL pointer dereference

From: Grigory Vasilyev
Date: Fri Apr 08 2022 - 09:21:12 EST


Simon Ser and Bas Nieuwenhuizen, do you understand that you are
proposing to make the code less safe in the future? In the future,
someone might rewrite the code and we'll get an error.

пт, 8 апр. 2022 г. в 14:48, Simon Ser <contact@xxxxxxxxxxx>:
>
> On Friday, April 8th, 2022 at 13:28, Bas Nieuwenhuizen <bas@xxxxxxxxxxxxxxxxxxx> wrote:
>
> > On Fri, Apr 8, 2022 at 12:01 PM Simon Ser contact@xxxxxxxxxxx wrote:
> >
> > > Is amdgpu_display_get_fb_info ever called with NULL tiling_flags/tmz_surface?
> > > If not, there's no point in adding NULL checks.
> >
> > It isn't called with NULL anywhere, the NULL checks that already exist
> > seem redundant.
>
> Grigory, would be be willing to submit a v2 which removes the unnecessary
> NULL checks?