Applied. Thanks!
On Tue, Feb 27, 2024 at 2:08 PM Melissa Wen <m...@igalia.com> wrote:
>
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:6683
> amdgpu_dm_connector_funcs_force()
> warn: variable dereferenced before check 'dc_link' (see line 6663)
>
> Fixes: 967176179215 ("drm/amd/display: fix null-pointer dereference on edid
> reading")
> Reported-by: Dan Carpenter <dan.carpen...@linaro.org>
> Signed-off-by: Melissa Wen <m...@igalia.com>
> ---
> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 32efce81a5a7..46dd06e8fc7e 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -6653,7 +6653,7 @@ static void amdgpu_dm_connector_funcs_force(struct
> drm_connector *connector)
> struct edid *edid;
> struct i2c_adapter *ddc;
>
> - if (dc_link->aux_mode)
> + if (dc_link && dc_link->aux_mode)
> ddc = &aconnector->dm_dp_aux.aux.ddc;
> else
> ddc = &aconnector->i2c->base;
> --
> 2.43.0
>
