xdg_shell: fix a typo
@@ -494,7 +494,7 @@ void reset_xdg_surface(struct wlr_xdg_surface *xdg_surface) {
break;
case WLR_XDG_SURFACE_ROLE_POPUP:
wl_resource_set_user_data(xdg_surface->popup->resource, NULL);
- xdg_surface->toplevel->resource = NULL;
+ xdg_surface->popup->resource = NULL;
wl_list_remove(&xdg_surface->popup->link);
