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-rw-r--r--net/ipv4/tcp_timer.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index bcc2f5783e57..c36089aa3515 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -333,7 +333,6 @@ static void tcp_probe_timer(struct sock *sk)
struct sk_buff *skb = tcp_send_head(sk);
struct tcp_sock *tp = tcp_sk(sk);
int max_probes;
- u32 start_ts;
if (tp->packets_out || !skb) {
icsk->icsk_probes_out = 0;
@@ -348,12 +347,13 @@ static void tcp_probe_timer(struct sock *sk)
* corresponding system limit. We also implement similar policy when
* we use RTO to probe window in tcp_retransmit_timer().
*/
- start_ts = tcp_skb_timestamp(skb);
- if (!start_ts)
- skb->skb_mstamp_ns = tp->tcp_clock_cache;
- else if (icsk->icsk_user_timeout &&
- (s32)(tcp_time_stamp(tp) - start_ts) > icsk->icsk_user_timeout)
- goto abort;
+ if (icsk->icsk_user_timeout) {
+ u32 elapsed = tcp_model_timeout(sk, icsk->icsk_probes_out,
+ tcp_probe0_base(sk));
+
+ if (elapsed >= icsk->icsk_user_timeout)
+ goto abort;
+ }
max_probes = sock_net(sk)->ipv4.sysctl_tcp_retries2;
if (sock_flag(sk, SOCK_DEAD)) {