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-rw-r--r--net/ipv4/tcp_input.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 5a776897a8c7..1e97e73e5ecf 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2250,14 +2250,19 @@ static inline void tcp_moderate_cwnd(struct tcp_sock *tp)
tp->snd_cwnd_stamp = tcp_time_stamp;
}
+static bool tcp_tsopt_ecr_before(const struct tcp_sock *tp, u32 when)
+{
+ return tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&
+ before(tp->rx_opt.rcv_tsecr, when);
+}
+
/* Nothing was retransmitted or returned timestamp is less
* than timestamp of the first retransmission.
*/
static inline bool tcp_packet_delayed(const struct tcp_sock *tp)
{
return !tp->retrans_stamp ||
- (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&
- before(tp->rx_opt.rcv_tsecr, tp->retrans_stamp));
+ tcp_tsopt_ecr_before(tp, tp->retrans_stamp);
}
/* Undo procedures. */