ipv6: fix a bad cast in ip6_dst_lookup_tail()

Fix a bug in ip6_dst_lookup_tail(), where typeof(dst) is
"struct dst_entry **", not "struct dst_entry *"

Reported-by: Fengguang Wu <wfg@linux.intel.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 6d9c0abc8c2..c6af5963a20 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -975,7 +975,7 @@ static int ip6_dst_lookup_tail(struct sock *sk,
          * dst entry of the nexthop router
          */
         rcu_read_lock();
-        rt = (struct rt6_info *) dst;
+        rt = (struct rt6_info *) *dst;
         n = rt->n;
         if (n && !(n->nud_state & NUD_VALID)) {
                 struct inet6_ifaddr *ifp;