1 files changed, 7 insertions, 5 deletions
diff --git a/sys/net/if_atmsubr.c b/sys/net/if_atmsubr.c
index 6e662a0..a0e84ea 100644
--- a/sys/net/if_atmsubr.c
+++ b/sys/net/if_atmsubr.c
@@ -152,14 +152,16 @@ atm_output(struct ifnet *ifp, struct mbuf *m0, struct sockaddr *dst,
 		case AF_INET:
 		case AF_INET6:
 		{
-			struct rtentry *rt;
+			struct rtentry *rt = NULL;
 			/*  
 			 * check route
 			 */
-			error = rt_check(&rt, &rt0, dst);
-			if (error)
-				goto bad;
-			RT_UNLOCK(rt);
+			if (rt0 != NULL) {
+				error = rt_check(&rt, &rt0, dst);
+				if (error)
+					goto bad;
+				RT_UNLOCK(rt);
+			}
 
 			if (dst->sa_family == AF_INET6)
 			        etype = ETHERTYPE_IPV6;