[TCP]: Remove duplicated code block from clean_rtx_queue

Signed-off-by: NIlpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv4/tcp_input.c

@@ -2801,7 +2801,6 @@ static int tcp_clean_rtx_queue(struct sock *sk, s32 *seq_rtt_p,
 			tcp_mtup_probe_success(sk, skb);
 		}
 
-		if (sacked) {
 		if (sacked & TCPCB_RETRANS) {
 			if (sacked & TCPCB_SACKED_RETRANS)
 				tp->retrans_out -= packets_acked;
@@ -2829,14 +2828,7 @@ static int tcp_clean_rtx_queue(struct sock *sk, s32 *seq_rtt_p,
 		if ((sacked & TCPCB_URG) && tp->urg_mode &&
 		    !before(end_seq, tp->snd_up))
 			tp->urg_mode = 0;
-		} else {
-			ca_seq_rtt = now - scb->when;
-			last_ackt = skb->tstamp;
-			if (seq_rtt < 0) {
-				seq_rtt = ca_seq_rtt;
-			}
-			reord = min(cnt, reord);
-		}
+
 		tp->packets_out -= packets_acked;
 		cnt += packets_acked;