drmm_add_action
ret = drmm_add_action(drm, drm_bridge_connector_put_bridges, bridge_connector);
return drmm_add_action(dev, drm_gem_init_release, NULL);
ret = drmm_add_action(&rcdu->ddev, rcar_du_modeset_cleanup, NULL);
ret = drmm_add_action(drm, zynqmp_dpsub_drm_release, dpdrm);