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>
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@ -72,8 +72,6 @@
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#define RT6_TRACE(x...) do { ; } while (0)
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#endif
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#define CLONE_OFFLINK_ROUTE 0
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static struct rt6_info * ip6_rt_copy(struct rt6_info *ort);
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static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie);
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static unsigned int ip6_default_advmss(const struct dst_entry *dst);
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@ -738,13 +736,8 @@ restart:
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if (!rt->rt6i_nexthop && !(rt->rt6i_flags & RTF_NONEXTHOP))
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nrt = rt6_alloc_cow(rt, &fl->fl6_dst, &fl->fl6_src);
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else {
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#if CLONE_OFFLINK_ROUTE
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else
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nrt = rt6_alloc_clone(rt, &fl->fl6_dst);
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#else
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goto out2;
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#endif
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}
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dst_release(&rt->dst);
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rt = nrt ? : net->ipv6.ip6_null_entry;
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