Function inm_lookup

freebsd/netinet/in_mcast.c:395–408

* Wrapper for inm_lookup_locked(). * The IF_ADDR_LOCK will be taken on ifp and released on return. */

 * The IF_ADDR_LOCK will be taken on ifp and released on return.
 */
struct in_multi *
inm_lookup(struct ifnet *ifp, const struct in_addr ina)
{
	struct epoch_tracker et;
	struct in_multi *inm;

	IN_MULTI_LIST_LOCK_ASSERT();
	NET_EPOCH_ENTER(et);

	inm = inm_lookup_locked(ifp, ina);
	NET_EPOCH_EXIT(et);

	return (inm);
}

/*
 * Find an IPv4 multicast group entry for this ip_moptions instance