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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.
This commit is contained in:
itojun 2000-04-13 14:11:06 +00:00
parent af4021abec
commit 18f9d539cc
1 changed files with 2 additions and 2 deletions
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4
sys/netinet6/nd6.c
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@ -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;