drm/amdgpu: fix unsigned error codes

Fixes: 5d5eac7e83 ("drm/amdgpu: add selftest framework for UMSCH")
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/all/ZPhddADtKmOuVyDq@lang-desktop
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lang Yu 2023-09-06 19:15:45 +08:00 • committed by Alex Deucher
commit dbb8052151