From 18f9d539cc48e71602cc983f3ad4ad179391f6bc Mon Sep 17 00:00:00 2001
From: itojun <itojun@NetBSD.org>
Date: Thu, 13 Apr 2000 14:11:06 +0000
Subject: [PATCH] even if nd6_nud_hint is called, do not change a neighbor's
 status unless the old status is probably reachable (i.e. the link-layer
 address has already been resolved). KAME PR 235.

---
 sys/netinet6/nd6.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c
index 6eba315547b2..c9fbf72efdba 100644
--- a/sys/netinet6/nd6.c
+++ b/sys/netinet6/nd6.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: nd6.c,v 1.21 2000/04/12 10:36:45 itojun Exp $	*/
+/*	$NetBSD: nd6.c,v 1.22 2000/04/13 14:11:06 itojun Exp $	*/
 /*	$KAME: nd6.c,v 1.41 2000/02/24 16:34:50 itojun Exp $	*/
 
 /*
@@ -881,7 +881,7 @@ nd6_nud_hint(rt, dst6)
 	}
 
 	ln = (struct llinfo_nd6 *)rt->rt_llinfo;
-	if (ln->ln_state == ND6_LLINFO_INCOMPLETE)
+	if (ln->ln_state < ND6_LLINFO_REACHABLE)
 		return;
 
 	ln->ln_state = ND6_LLINFO_REACHABLE;