diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c
index 0c54b89a4e9b3cc50e1219a057a92e827480cfc7..bd20a2c55e25e0ab797876e6f5afac01b36a0785 100644
--- a/net/dccp/ackvec.c
+++ b/net/dccp/ackvec.c
@@ -383,7 +383,8 @@ void dccp_ackvec_check_rcv_ackno(struct dccp_ackvec *av, struct sock *sk,
 				      (unsigned long long)avr->dccpavr_ack_ackno);
 			dccp_ackvec_throw_record(av, avr);
 			break;
-		}
+		} else if (avr->dccpavr_ack_seqno > ackno)
+			break; /* old news */
 	}
 }