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authorDavid S. Miller <davem@davemloft.net>2012-01-27 15:14:01 -0800
committerDavid S. Miller <davem@davemloft.net>2012-01-27 21:00:08 -0500
commit5339ab8b1dd82f14df168fb9bf59449f3e24b03d (patch)
tree8abf0ccd062988c249cb098067f99dadebd61499 /net
parenteb857186eb771998fc9ab4bfd398a6fedb5a295c (diff)
ipv6: fib: Convert fib6_age() to dst_neigh_lookup().
In this specific situation we know we are dealing with a gatewayed route and therefore rt6i_gateway is not going to be in6addr_any even in future interpretations. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ip6_fib.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index b82bcde53f7a..5b27fbcae346 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1552,11 +1552,20 @@ static int fib6_age(struct rt6_info *rt, void *arg)
time_after_eq(now, rt->dst.lastuse + gc_args.timeout)) {
RT6_TRACE("aging clone %p\n", rt);
return -1;
- } else if ((rt->rt6i_flags & RTF_GATEWAY) &&
- (!(dst_get_neighbour_noref_raw(&rt->dst)->flags & NTF_ROUTER))) {
- RT6_TRACE("purging route %p via non-router but gateway\n",
- rt);
- return -1;
+ } else if (rt->rt6i_flags & RTF_GATEWAY) {
+ struct neighbour *neigh;
+ __u8 neigh_flags = 0;
+
+ neigh = dst_neigh_lookup(&rt->dst, &rt->rt6i_gateway);
+ if (neigh) {
+ neigh_flags = neigh->flags;
+ neigh_release(neigh);
+ }
+ if (neigh_flags & NTF_ROUTER) {
+ RT6_TRACE("purging route %p via non-router but gateway\n",
+ rt);
+ return -1;
+ }
}
gc_args.more++;
}