[DCCP] ipv6: dccp_v6_send_response() has a DST leak too.

It was copy&pasted from tcp_v6_send_synack() which has
a DST leak recently fixed by Eric W. Biederman.

So dccp_v6_send_response() needs the same fix too.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index df074259f9c..80c4d048869 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -468,6 +468,7 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
 done:
         if (opt && opt != np->opt)
                 sock_kfree_s(sk, opt, opt->tot_len);
+        dst_release(dst);
         return err;
 }