1 files changed, 2 insertions, 0 deletions

diff --git a/include/net/tcp.h b/include/net/tcp.h
index c55d65f74f7f..de67541d7adf 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1493,6 +1493,8 @@ struct sock *tcp_try_fastopen(struct sock *sk, struct sk_buff *skb,
                               struct tcp_fastopen_cookie *foc,
                               struct dst_entry *dst);
 void tcp_fastopen_init_key_once(bool publish);
+bool tcp_fastopen_cookie_check(struct sock *sk, u16 *mss,
+                             struct tcp_fastopen_cookie *cookie);
 #define TCP_FASTOPEN_KEY_LENGTH 16
 
 /* Fastopen key context */