drm/amdgpu: Fix error handling in amdgpu_vm_init

Make sure vm->root.bo is not left reserved if amdgpu_bo_kmap fails.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 2df254c..2196bca 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2615,9 +2615,9 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
                        goto error_free_root;
 
                r = amdgpu_bo_kmap(vm->root.base.bo, NULL);
+               amdgpu_bo_unreserve(vm->root.base.bo);
                if (r)
                        goto error_free_root;
-               amdgpu_bo_unreserve(vm->root.base.bo);
        }
 
        return 0;