1 files changed, 4 insertions, 0 deletions

diff --git a/net/dccp/output.c b/net/dccp/output.c
index 809d803d5006..92f3f6f2ef51 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -469,6 +469,10 @@ int dccp_connect(struct sock *sk)
         struct sk_buff *skb;
         struct inet_connection_sock *icsk = inet_csk(sk);
 
+        /* do not connect if feature negotiation setup fails */
+        if (dccp_feat_finalise_settings(dccp_sk(sk)))
+                return -EPROTO;
+
         dccp_connect_init(sk);
 
         skb = alloc_skb(sk->sk_prot->max_header, sk->sk_allocation);