linux-phytec-fsl

drm/radeon: remove range check from *_gart_set_page

We never check the return value anyway and if the
index isn't valid would crash way before calling
the functions.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>