diff --git a/include/net/tcp.h b/include/net/tcp.h
index e7b15e9f6e28..fc134ba74c7d 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -244,7 +244,6 @@ void tcp_time_wait(struct sock *sk, int state, int timeo);
 
 /* sysctl variables for tcp */
 extern int sysctl_tcp_max_orphans;
-extern int sysctl_tcp_reordering;
 extern int sysctl_tcp_max_reordering;
 extern int sysctl_tcp_dsack;
 extern long sysctl_tcp_mem[3];