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authorJulian Anastasov2013-10-20 15:43:04 +0300
committerDavid S. Miller2013-10-21 18:37:01 -0400
commit550bab42f83308c9d6ab04a980cc4333cef1c8fa (patch)
tree254a9840e9ca6cbe13815443b9b8bd1c2ae54b47 /net/ipv6/route.c
parent96dc809514fb2328605198a0602b67554d8cce7b (diff)
ipv6: fill rt6i_gateway with nexthop address
Make sure rt6i_gateway contains nexthop information in all routes returned from lookup or when routes are directly attached to skb for generated ICMP packets. The effect of this patch should be a faster version of rt6_nexthop() and the consideration of local addresses as nexthop. Signed-off-by: Julian Anastasov <ja@ssi.bg> Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index c979dd96d82a..c1ee3813e1ae 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -851,7 +851,6 @@ static struct rt6_info *rt6_alloc_cow(struct rt6_info *ort,
if (ort->rt6i_dst.plen != 128 &&
ipv6_addr_equal(&ort->rt6i_dst.addr, daddr))
rt->rt6i_flags |= RTF_ANYCAST;
- rt->rt6i_gateway = *daddr;
}
rt->rt6i_flags |= RTF_CACHE;
@@ -1338,6 +1337,7 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
rt->dst.flags |= DST_HOST;
rt->dst.output = ip6_output;
atomic_set(&rt->dst.__refcnt, 1);
+ rt->rt6i_gateway = fl6->daddr;
rt->rt6i_dst.addr = fl6->daddr;
rt->rt6i_dst.plen = 128;
rt->rt6i_idev = idev;
@@ -1873,7 +1873,10 @@ static struct rt6_info *ip6_rt_copy(struct rt6_info *ort,
in6_dev_hold(rt->rt6i_idev);
rt->dst.lastuse = jiffies;
- rt->rt6i_gateway = ort->rt6i_gateway;
+ if (ort->rt6i_flags & RTF_GATEWAY)
+ rt->rt6i_gateway = ort->rt6i_gateway;
+ else
+ rt->rt6i_gateway = *dest;
rt->rt6i_flags = ort->rt6i_flags;
if ((ort->rt6i_flags & (RTF_DEFAULT | RTF_ADDRCONF)) ==
(RTF_DEFAULT | RTF_ADDRCONF))
@@ -2160,6 +2163,7 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
else
rt->rt6i_flags |= RTF_LOCAL;
+ rt->rt6i_gateway = *addr;
rt->rt6i_dst.addr = *addr;
rt->rt6i_dst.plen = 128;
rt->rt6i_table = fib6_get_table(net, RT6_TABLE_LOCAL);