drm/radeon: Drop unnecessary unsigned int < 0 check

Unsigned integers can never be negative, so drop this check.

Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Thierry Reding 2016-01-04 18:19:12 +01:00 • committed by Alex Deucher
commit 85a21eafbc