--- src/sys/netinet6/udp6_usrreq.c	2004/06/03 16:21:22	1.15
+++ src/sys/netinet6/udp6_usrreq.c	2004/06/07 07:02:42	1.16
@@ -228,7 +228,9 @@ udp6_input(struct mbuf **mp, int *offp,
 		 * (Algorithm copied from raw_intr().)
 		 */
 		last = NULL;
-		LIST_FOREACH(in6p, &udbinfo.listhead, inp_list) {
+		LIST_FOREACH(in6p, &udbinfo.pcblisthead, inp_list) {
+			if ((in6p->inp_flags & INP_PLACEMARKER) == 0)
+				continue;
 			if ((in6p->inp_vflag & INP_IPV6) == 0)
 				continue;
 			if (in6p->in6p_lport != uh->uh_dport)
@@ -471,11 +473,11 @@ udp6_ctlinput(int cmd, struct sockaddr *
 		bzero(&uh, sizeof(uh));
 		m_copydata(m, off, sizeof(*uhp), (caddr_t)&uh);
 
-		(void) in6_pcbnotify(&udbinfo.listhead, sa, uh.uh_dport,
+		(void) in6_pcbnotify(&udbinfo.pcblisthead, sa, uh.uh_dport,
 				     (struct sockaddr *)ip6cp->ip6c_src, 
 				     uh.uh_sport, cmd, notify);
 	} else
-		(void) in6_pcbnotify(&udbinfo.listhead, sa, 0,
+		(void) in6_pcbnotify(&udbinfo.pcblisthead, sa, 0,
 				     (const struct sockaddr *)sa6_src,
 				     0, cmd, notify);
 }