Index: netinet6/nd6.c
===================================================================
RCS file: /home/ncvs/src/sys/netinet6/nd6.c,v
retrieving revision 1.78
diff -u -p -r1.78 nd6.c
--- netinet6/nd6.c	21 May 2007 14:38:20 -0000	1.78
+++ netinet6/nd6.c	8 Jun 2007 14:11:01 -0000
@@ -1990,9 +1990,9 @@ again:
 			 * if the gateway is our own address, which is
 			 * sometimes used to install a route to a p2p link.
 			 */
+			RT_UNLOCK(rt);
 			if (!nd6_is_addr_neighbor(gw6, ifp) ||
 			    in6ifa_ifpwithaddr(ifp, &gw6->sin6_addr)) {
-				RT_UNLOCK(rt);
 				/*
 				 * We allow this kind of tricky route only
 				 * when the outgoing interface is p2p.
@@ -2002,7 +2002,8 @@ again:
 					senderr(EHOSTUNREACH);
 
 				goto sendpkt;
-			}
+			} else
+				RT_LOCK(rt);
 
 			if (rt->rt_gwroute == NULL)
 				goto lookup;