diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index 4ed7c59..94f6785 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -445,6 +445,7 @@
 extern int  dccp_feat_server_ccid_dependencies(struct dccp_request_sock *dreq);
 extern int  dccp_feat_insert_opts(struct dccp_sock*, struct dccp_request_sock*,
 				  struct sk_buff *skb);
+extern int  dccp_feat_activate_values(struct sock *sk, struct list_head *fn);
 extern void dccp_feat_list_purge(struct list_head *fn_list);
 
 extern int dccp_insert_options(struct sock *sk, struct sk_buff *skb);