Now that we "fixed" this historical hack, we have:
rt_ifa->ifa_ifp == rt_ifp
Ok?
Index: netinet6/nd6.c
===================================================================
RCS file: /cvs/src/sys/netinet6/nd6.c,v
retrieving revision 1.155
diff -u -p -r1.155 nd6.c
--- netinet6/nd6.c 1 Oct 2015 09:10:22 -0000 1.155
+++ netinet6/nd6.c 21 Oct 2015 08:11:05 -0000
@@ -689,15 +689,10 @@ nd6_lookup(struct in6_addr *addr6, int c
* route from a parent route that has the L flag (e.g. the default
* route to a p2p interface) may have the flag, too, while the
* destination is not actually a neighbor.
- * XXX: we can't use rt->rt_ifp to check for the interface, since
- * it might be the loopback interface if the entry is for our
- * own address on a non-loopback interface. Instead, we should
- * use rt->rt_ifa->ifa_ifp, which would specify the REAL
- * interface.
*/
if ((rt->rt_flags & RTF_GATEWAY) || (rt->rt_flags & RTF_LLINFO) == 0 ||
rt->rt_gateway->sa_family != AF_LINK || rt->rt_llinfo == NULL ||
- (ifp && rt->rt_ifa->ifa_ifp != ifp)) {
+ (ifp != NULL && rt->rt_ifp != ifp)) {
if (create) {
char addr[INET6_ADDRSTRLEN];
nd6log((LOG_DEBUG, "%s: failed to lookup %s (if=%s)\n",
