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drm/amdgpu: don't allocate zero sized kernel BOs 

Just free the BO if the size should be zero.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-09-14 21:03:37 +02:00 committed by Alex Deucher
parent 3b2de69944
commit 21a7e77f77
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@ -250,6 +250,11 @@ int amdgpu_bo_create_reserved(struct amdgpu_device *adev,
bool free = false;
int r;
if (!size) {
amdgpu_bo_unref(bo_ptr);
return 0;
}
memset(&bp, 0, sizeof(bp));
bp.size = size;
bp.byte_align = align;