diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index c3588b4fd9798bcfa0c1fdf62ba2f2586136d441..4baf1943b1bd89c4b057622948e3eb899984138c 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1682,8 +1682,10 @@ int tcp_v4_rcv(struct sk_buff *skb)
 			if (!tcp_prequeue(sk, skb))
 				ret = tcp_v4_do_rcv(sk, skb);
 		}
-	} else
-		sk_add_backlog(sk, skb);
+	} else if (sk_add_backlog_limited(sk, skb)) {
+		bh_unlock_sock(sk);
+		goto discard_and_relse;
+	}
 	bh_unlock_sock(sk);
 
 	sock_put(sk);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 6963a6b6763e74f8aca6e95888bcd62793b89745..c4ea9d5cbfaaad9740df03e8aeecf80f777c6648 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1740,8 +1740,10 @@ static int tcp_v6_rcv(struct sk_buff *skb)
 			if (!tcp_prequeue(sk, skb))
 				ret = tcp_v6_do_rcv(sk, skb);
 		}
-	} else
-		sk_add_backlog(sk, skb);
+	} else if (sk_add_backlog_limited(sk, skb)) {
+		bh_unlock_sock(sk);
+		goto discard_and_relse;
+	}
 	bh_unlock_sock(sk);
 
 	sock_put(sk);