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drm/amdgpu: fix a vm_flush fence leak

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Looks like .last_flush reference is left at teardown.
Leak reported by CONFIG_SLUB_DEBUG.

Fixes: 41d9eb2c5a ("drm/amdgpu: add a fence after the VM flush")
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Grazvydas Ignotas 2016-10-23 21:31:45 +03:00 committed by Alex Deucher
parent a053fb7e51
commit 2d7c17be00
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -1758,5 +1758,6 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev)
fence_put(adev->vm_manager.ids[i].first);
amdgpu_sync_free(&adev->vm_manager.ids[i].active);
fence_put(id->flushed_updates);
fence_put(id->last_flush);
}
}