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ipv6: Always clone offlink routes. 

Do not handle PMTU vs. route lookup creation any differently
wrt. offlink routes, always clone them.

Reported-by: PK <runningdoglackey@yahoo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-01-24 16:01:58 -08:00
parent 3dce38a02d
commit d80bc0fd26
1 changed files with 1 additions and 8 deletions
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9
net/ipv6/route.c
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@ -72,8 +72,6 @@
#define RT6_TRACE(x...) do { ; } while (0)
#endif
#define CLONE_OFFLINK_ROUTE 0
static struct rt6_info * ip6_rt_copy(struct rt6_info *ort);
static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie);
static unsigned int ip6_default_advmss(const struct dst_entry *dst);
@ -738,13 +736,8 @@ restart:
if (!rt->rt6i_nexthop && !(rt->rt6i_flags & RTF_NONEXTHOP))
nrt = rt6_alloc_cow(rt, &fl->fl6_dst, &fl->fl6_src);
else {
#if CLONE_OFFLINK_ROUTE
else
nrt = rt6_alloc_clone(rt, &fl->fl6_dst);
#else
goto out2;
#endif
}
dst_release(&rt->dst);
rt = nrt ? : net->ipv6.ip6_null_entry;