[src/trunk]: src/sys/netinet6 make sure to link new in6_ifaddr to if_addrlist.

[itojun <itojun%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4d402a32ed20
branches:  trunk
changeset: 487812:4d402a32ed20
user:      itojun <itojun%NetBSD.org@localhost>
date:      Tue Jun 13 02:54:11 2000 +0000

description:
make sure to link new in6_ifaddr to if_addrlist.

diffstat:

 sys/netinet6/nd6_rtr.c |  32 +++++++++++---------------------
 1 files changed, 11 insertions(+), 21 deletions(-)

diffs (81 lines):

diff -r ce3bef368100 -r 4d402a32ed20 sys/netinet6/nd6_rtr.c
--- a/sys/netinet6/nd6_rtr.c    Tue Jun 13 02:18:19 2000 +0000
+++ b/sys/netinet6/nd6_rtr.c    Tue Jun 13 02:54:11 2000 +0000
@@ -1,10 +1,10 @@
-/*     $NetBSD: nd6_rtr.c,v 1.15 2000/03/21 11:34:25 itojun Exp $      */
-/*     $KAME: nd6_rtr.c,v 1.27 2000/02/26 06:53:11 itojun Exp $        */
+/*     $NetBSD: nd6_rtr.c,v 1.16 2000/06/13 02:54:11 itojun Exp $      */
+/*     $KAME: nd6_rtr.c,v 1.39 2000/06/13 02:50:43 itojun Exp $        */
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
  * All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -16,7 +16,7 @@
  * 3. Neither the name of the project nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -392,7 +392,7 @@
        pfxlist_onlink_check();
     }
 
- freeit:
+freeit:
        m_freem(m);
 }
 
@@ -665,7 +665,7 @@
        /*
         * Insert the new router at the end of the Default Router List.
         * If there is no other router, install it anyway. Otherwise,
-        * just continue to use the current default router. 
+        * just continue to use the current default router.
         */
        TAILQ_INSERT_TAIL(&nd_defrouter, n, dr_entry);
        if (TAILQ_FIRST(&nd_defrouter) == n)
@@ -1235,23 +1235,13 @@
                oia->ia_next = ia;
        } else
                in6_ifaddr = ia;
+       /* gain a refcnt for the link from in6_ifaddr */
        IFAREF((struct ifaddr *)ia);
 
        /* link to if_addrlist */
-       if (ifp->if_addrlist.tqh_first != NULL) {
-               TAILQ_INSERT_TAIL(&ifp->if_addrlist, (struct ifaddr *)ia,
-                       ifa_list);
-               IFAREF((struct ifaddr *)ia);
-       }
-#if 0
-       else {
-               /*
-                * this should not be the case because there is at least one
-                * link-local address(see the beginning of the function).
-                */
-               TAILQ_INIT(&ifp->if_addrlist);
-       }
-#endif
+       TAILQ_INSERT_TAIL(&ifp->if_addrlist, (struct ifaddr *)ia, ifa_list);
+       /* gain another refcnt for the link from if_addrlist */
+       IFAREF((struct ifaddr *)ia);
 
        /* new address */
        ia->ia_addr.sin6_len = sizeof(struct sockaddr_in6);
@@ -1463,7 +1453,7 @@
 /*
  * Delete all the routing table entries that use the specified gateway.
  * XXX: this function causes search through all entries of routing table, so
- * it shouldn't be called when acting as a router. 
+ * it shouldn't be called when acting as a router.
  */
 void
 rt6_flush(gateway, ifp)