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send_packet(vifp, mb_copy);		send_packet(vifp, mb_copy);
}		}

static void		static void
send_packet(struct vif vifp, struct mbuf m)		send_packet(struct vif vifp, struct mbuf m)
{		{
struct ip_moptions imo;		struct ip_moptions imo;
struct in_multi *imm[2];
int error __unused;		int error __unused;

VIF_LOCK_ASSERT();		VIF_LOCK_ASSERT();

imo.imo_multicast_ifp = vifp->v_ifp;		imo.imo_multicast_ifp = vifp->v_ifp;
imo.imo_multicast_ttl = mtod(m, struct ip *)->ip_ttl - 1;		imo.imo_multicast_ttl = mtod(m, struct ip *)->ip_ttl - 1;
imo.imo_multicast_loop = 1;		imo.imo_multicast_loop = 1;
imo.imo_multicast_vif = -1;		imo.imo_multicast_vif = -1;
imo.imo_num_memberships = 0;		STAILQ_INIT(&imo.imo_head);
imo.imo_max_memberships = 2;
imo.imo_membership = &imm[0];

/*		/*
* Re-entrancy should not be a problem here, because		* Re-entrancy should not be a problem here, because
* the packets that we send out and are looped back at us		* the packets that we send out and are looped back at us
* should get rejected because they appear to come from		* should get rejected because they appear to come from
* the loopback interface, thus preventing looping.		* the loopback interface, thus preventing looping.
*/		*/
error = ip_output(m, NULL, NULL, IP_FORWARDING, &imo, NULL);		error = ip_output(m, NULL, NULL, IP_FORWARDING, &imo, NULL);
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