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drm/amdgpu: release the VM shadow in the error path as well 

Without it we run into a memory leak.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-02-02 21:00:44 +01:00 committed by Alex Deucher
parent a3405d0c71
commit e5197a4c3d
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -411,6 +411,7 @@ static int amdgpu_vm_alloc_levels(struct amdgpu_device *adev,
r = amdgpu_vm_clear_bo(adev, vm, pt, level, ats);
if (r) {
amdgpu_bo_unref(&pt->shadow);
amdgpu_bo_unref(&pt);
return r;
}
@ -418,6 +419,7 @@ static int amdgpu_vm_alloc_levels(struct amdgpu_device *adev,
if (vm->use_cpu_for_update) {
r = amdgpu_bo_kmap(pt, NULL);
if (r) {
amdgpu_bo_unref(&pt->shadow);
amdgpu_bo_unref(&pt);
return r;
}