diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 00648a478c6a..712186336997 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -733,6 +733,7 @@ static void tcp_push(struct sock *sk, int flags, int mss_now,
 		if (!test_bit(TSQ_THROTTLED, &sk->sk_tsq_flags)) {
 			NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPAUTOCORKING);
 			set_bit(TSQ_THROTTLED, &sk->sk_tsq_flags);
+			smp_mb__after_atomic();
 		}
 		/* It is possible TX completion already happened
 		 * before we set TSQ_THROTTLED.