Commit d80bc0fd authored by David S. Miller's avatar David S. Miller
Browse files

ipv6: Always clone offlink routes. 



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

Reported-by: default avatarPK <runningdoglackey@yahoo.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3dce38a0

net/ipv6/route.c

+1 −8
Original line number Diff line number Diff line
@@ -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;