aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--net/ipv6/route.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 6ecb5e6fae2..20083e0d399 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -329,7 +329,7 @@ static inline int rt6_check_dev(struct rt6_info *rt, int oif)
static inline int rt6_check_neigh(struct rt6_info *rt)
{
struct neighbour *neigh = rt->rt6i_nexthop;
- int m = 0;
+ int m;
if (rt->rt6i_flags & RTF_NONEXTHOP ||
!(rt->rt6i_flags & RTF_GATEWAY))
m = 1;
@@ -337,10 +337,15 @@ static inline int rt6_check_neigh(struct rt6_info *rt)
read_lock_bh(&neigh->lock);
if (neigh->nud_state & NUD_VALID)
m = 2;
- else if (!(neigh->nud_state & NUD_FAILED))
+#ifdef CONFIG_IPV6_ROUTER_PREF
+ else if (neigh->nud_state & NUD_FAILED)
+ m = 0;
+#endif
+ else
m = 1;
read_unlock_bh(&neigh->lock);
- }
+ } else
+ m = 0;
return m;
}