From 75910aee3cd3e17aa9d32950c8cad5b50b964b62 Mon Sep 17 00:00:00 2001
From: Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org>
Date: Wed, 2 Feb 2000 17:53:53 +0000
Subject: make sure to nuke kludge entries, regardless from refcnt.

---
 sys/netinet6/in6.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

(limited to 'sys/netinet6')

diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c
index 7f3f526445d..319ced98ec6 100644
--- a/sys/netinet6/in6.c
+++ b/sys/netinet6/in6.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: in6.c,v 1.10 2000/02/02 17:16:52 itojun Exp $ */
+/* $OpenBSD: in6.c,v 1.11 2000/02/02 17:53:52 itojun Exp $ */
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
  * All rights reserved.
@@ -1329,18 +1329,15 @@ in6_purgemkludge(ifp)
 	struct ifnet *ifp;
 {
 	struct multi6_kludge *mk;
-	struct in6_multi *in6m, *next;
+	struct in6_multi *in6m;
 
 	for (mk = in6_mk.lh_first; mk; mk = mk->mk_entry.le_next) {
 		if (mk->mk_ifp != ifp)
 			continue;
 
-		for (in6m = mk->mk_head.lh_first; in6m; in6m = next) {
-			next = in6m->in6m_entry.le_next;
-			LIST_REMOVE(in6m, in6m_entry);
+		/* leave from all multicast groups joined */
+		while ((in6m = LIST_FIRST(&mk->mk_head)) != NULL)
 			in6_delmulti(in6m);
-			in6m = NULL;
-		}
 		LIST_REMOVE(mk, mk_entry);
 		free(mk, M_IPMADDR);
 		break;
-- 
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