diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.c b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
index c5a9bc1af5af79038d938de1f8cb3a85dc35dac8..2187922e8dc28d4d11df28bc33aec3f91281791c 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/wndw.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
@@ -586,7 +586,6 @@ nv50_wndw_new_(const struct nv50_wndw_func *func, struct drm_device *dev,
 	wndw->id = index;
 	wndw->interlock.type = interlock_type;
 	wndw->interlock.data = interlock_data;
-	wndw->ctxdma.parent = &wndw->wndw.base.user;
 
 	wndw->ctxdma.parent = &wndw->wndw.base.user;
 	INIT_LIST_HEAD(&wndw->ctxdma.list);