[PATCH] drm/amdgpu: Remove unnecessary NULL check

[Kent Russell]

container_of cannot return NULL, so it is unnecessary to check for
NULL after gem_to_amdgpu_bo, which just is a container_of call

Signed-off-by: Kent Russell <kent.russ...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 7edccb675921..a1691ed717da 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -196,10 +196,8 @@ static void amdgpu_gem_object_free(struct drm_gem_object 
*gobj)
 {
        struct amdgpu_bo *aobj = gem_to_amdgpu_bo(gobj);
 
-       if (aobj) {
-               amdgpu_hmm_unregister(aobj);
-               ttm_bo_put(&aobj->tbo);
-       }
+       amdgpu_hmm_unregister(aobj);
+       ttm_bo_put(&aobj->tbo);
 }
 
 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
-- 
2.43.0