__mpls_nh_via
return __mpls_nh_via((struct mpls_route *)rt, (struct mpls_nh *)nh);
memcpy(__mpls_nh_via(rt0, rt0->rt_nh), lo->dev_addr,
memcpy(__mpls_nh_via(rt2, rt2->rt_nh), lo->dev_addr,
memcpy(__mpls_nh_via(rt, nh), cfg->rc_via, cfg->rc_via_alen);
__mpls_nh_via(rt, nh), extack);