drm/nouveau/client: convert to new-style nvkm_object

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index b3f3336..a59a8e5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -1988,7 +1988,7 @@
 	if (device->engine == NULL) {
 		while (device && device->parent) {
 			if (!nv_iclass(device, NV_SUBDEV_CLASS) &&
-			    device->parent == &nvkm_client(device)->namedb.parent.object) {
+			    device->parent == &nvkm_client(device)->object) {
 				struct {
 					struct nvkm_parent base;
 					struct nvkm_device *device;