3 files changed, 5 insertions, 17 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index bc400b2..61c0901 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -501,8 +501,7 @@ static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
 		err = ip_build_and_send_pkt(skb, sk, ireq->loc_addr,
 					    ireq->rmt_addr,
 					    ireq->opt);
-		if (err == NET_XMIT_CN)
-			err = 0;
+		err = net_xmit_eval(err);
 	}
 
 out:
@@ -571,7 +570,7 @@ static void dccp_v4_ctl_send_reset(struct sk_buff *rxskb)
 				    rxskb->nh.iph->saddr, NULL);
 	bh_unlock_sock(dccp_v4_ctl_socket->sk);
 
-	if (err == NET_XMIT_CN || err == 0) {
+	if (net_xmit_eval(err) == 0) {
 		DCCP_INC_STATS_BH(DCCP_MIB_OUTSEGS);
 		DCCP_INC_STATS_BH(DCCP_MIB_OUTRSTS);
 	}
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 8d6ddb6..2165b17 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -294,8 +294,7 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
 							 &ireq6->rmt_addr);
 		ipv6_addr_copy(&fl.fl6_dst, &ireq6->rmt_addr);
 		err = ip6_xmit(sk, skb, &fl, opt, 0);
-		if (err == NET_XMIT_CN)
-			err = 0;
+		err = net_xmit_eval(err);
 	}
 
 done:
diff --git a/net/dccp/output.c b/net/dccp/output.c
index 0994b13..ef22f3c 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -125,16 +125,7 @@ static int dccp_transmit_skb(struct sock *sk, struct sk_buff *skb)
 
 		memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
 		err = icsk->icsk_af_ops->queue_xmit(skb, sk, 0);
-		if (err <= 0)
-			return err;
-
-		/* NET_XMIT_CN is special. It does not guarantee,
-		 * that this packet is lost. It tells that device
-		 * is about to start to drop packets or already
-		 * drops some packets of the same priority and
-		 * invokes us to send less aggressively.
-		 */
-		return err == NET_XMIT_CN ? 0 : err;
+		return net_xmit_eval(err);
 	}
 	return -ENOBUFS;
 }
@@ -426,8 +417,7 @@ int dccp_send_reset(struct sock *sk, enum dccp_reset_codes code)
 		if (skb != NULL) {
 			memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
 			err = inet_csk(sk)->icsk_af_ops->queue_xmit(skb, sk, 0);
-			if (err == NET_XMIT_CN)
-				err = 0;
+			return net_xmit_eval(err);
 		}
 	}