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authorume <ume@FreeBSD.org>2001-01-22 13:02:10 +0000
committerume <ume@FreeBSD.org>2001-01-22 13:02:10 +0000
commitc678f46a196f8054c315bc14fde182472bde89de (patch)
treec9768c95a2a97a78e0e04d9061facc206346b641 /sys/netinet6/in6_ifattach.c
parentf1e70294d8c5432d20901d39af9e92a6405ddabe (diff)
downloadFreeBSD-src-c678f46a196f8054c315bc14fde182472bde89de.zip
FreeBSD-src-c678f46a196f8054c315bc14fde182472bde89de.tar.gz
on in6_ifdetach(), do not remove default route mistakenly
Obtained from: KAME
Diffstat (limited to 'sys/netinet6/in6_ifattach.c')
-rw-r--r--sys/netinet6/in6_ifattach.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/netinet6/in6_ifattach.c b/sys/netinet6/in6_ifattach.c
index 97a09e4..c839d01 100644
--- a/sys/netinet6/in6_ifattach.c
+++ b/sys/netinet6/in6_ifattach.c
@@ -1007,8 +1007,8 @@ in6_ifdetach(ifp)
sin6.sin6_family = AF_INET6;
sin6.sin6_addr = in6addr_linklocal_allnodes;
sin6.sin6_addr.s6_addr16[1] = htons(ifp->if_index);
- if ((rt = rtalloc1((struct sockaddr *)&sin6, 0, 0UL)) != NULL)
- {
+ rt = rtalloc1((struct sockaddr *)&sin6, 0, 0UL);
+ if (rt && rt->rt_ifp == ifp) {
rtrequest(RTM_DELETE, (struct sockaddr *)rt_key(rt),
rt->rt_gateway, rt_mask(rt), rt->rt_flags, 0);
rtfree(rt);
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