Function lagg_fail_start

freebsd/net/if_lagg.c:2387–2401

* Active failover */

 * Active failover
 */
static int
lagg_fail_start(struct lagg_softc *sc, struct mbuf *m)
{
	struct lagg_port *lp;

	/* Use the master port if active or the next available port */
	if ((lp = lagg_link_active(sc, sc->sc_primary)) == NULL) {
		if_inc_counter(sc->sc_ifp, IFCOUNTER_OERRORS, 1);
		m_freem(m);
		return (ENETDOWN);
	}

	/* Send mbuf */
	return (lagg_enqueue(lp->lp_ifp, m));
}

static struct mbuf *
lagg_fail_input(struct lagg_softc *sc, struct lagg_port *lp, struct mbuf *m)