[kbuild] drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c:1433 amdgpu_discovery_get_vcn_info() error: buffer overflow 'adev->vcn.vcn_codec_disable_mask' 2 <= 3

[Alex Deucher]

On Thu, Jun 2, 2022 at 7:51 AM Dan Carpenter <dan.carpenter at oracle.com> wrote:
>
> On Thu, Jun 02, 2022 at 08:26:03AM +0200, Ernst Sjöstrand wrote:
> > Dan: I also ran Smatch which resulted in the following discussion:
> >
> > https://lists.freedesktop.org/archives/amd-gfx/2022-May/079228.html
>
> Since the bounds check is dead code which does not make sense and is not
> required, another idea would be to just delete it.

It wouldn't be dead code if AMDGPU_MAX_VCN_INSTANCES ever increased.

Alex

>
> regards,
> dan carpenter
>