[PATCH] ipv6: Always clone offlink routes.

[David S . Miller]

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

Reported-by: PK <runningdoglackey@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---
 net/ipv6/route.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 373bd04..1534508 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -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;
-- 
1.7.3.4

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