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Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/route.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 4a8cb041f07..1a326af18f2 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1235,11 +1235,12 @@ void rt6_pmtu_discovery(struct in6_addr *daddr, struct in6_addr *saddr,
1. It is connected route. Action: COW
2. It is gatewayed route or NONEXTHOP route. Action: clone it.
*/
- if (!rt->rt6i_nexthop && !(rt->rt6i_flags & RTF_NONEXTHOP)) {
+ if (!rt->rt6i_nexthop && !(rt->rt6i_flags & RTF_NONEXTHOP))
nrt = rt6_alloc_cow(rt, daddr, saddr);
- if (!nrt)
- goto out;
+ else
+ nrt = rt6_alloc_clone(rt, daddr);
+ if (nrt) {
nrt->u.dst.metrics[RTAX_MTU-1] = pmtu;
if (allfrag)
nrt->u.dst.metrics[RTAX_FEATURES-1] |= RTAX_FEATURE_ALLFRAG;
@@ -1254,18 +1255,7 @@ void rt6_pmtu_discovery(struct in6_addr *daddr, struct in6_addr *saddr,
nrt->rt6i_flags |= RTF_DYNAMIC|RTF_EXPIRES;
ip6_ins_rt(nrt, NULL, NULL, NULL);
- } else {
- nrt = rt6_alloc_clone(rt, daddr);
- if (!nrt)
- goto out;
- dst_set_expires(&nrt->u.dst, ip6_rt_mtu_expires);
- nrt->rt6i_flags |= RTF_DYNAMIC|RTF_EXPIRES;
- nrt->u.dst.metrics[RTAX_MTU-1] = pmtu;
- if (allfrag)
- nrt->u.dst.metrics[RTAX_FEATURES-1] |= RTAX_FEATURE_ALLFRAG;
- ip6_ins_rt(nrt, NULL, NULL, NULL);
}
-
out:
dst_release(&rt->u.dst);
}