diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 02ebf1f..647e669 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -309,6 +309,16 @@
 							    usin->sin_port);
 	dccp_update_gss(sk, dp->dccps_iss);
 
+	/*
+	 * SWL and AWL are initially adjusted so that they are not less than
+	 * the initial Sequence Numbers received and sent, respectively:
+	 *	SWL := max(GSR + 1 - floor(W/4), ISR),
+	 *	AWL := max(GSS - W' + 1, ISS).
+	 * These adjustments MUST be applied only at the beginning of the
+	 * connection.
+	 */
+	dccp_set_seqno(&dp->dccps_awl, max48(dp->dccps_awl, dp->dccps_iss));
+
 	inet->id = dp->dccps_iss ^ jiffies;
 
 	err = dccp_connect(sk);