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Diffstat (limited to 'net/ipv4/tcp_timer.c')
-rw-r--r--net/ipv4/tcp_timer.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index b2ab411c6d37..14672543cf0b 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -201,11 +201,10 @@ static int tcp_write_timeout(struct sock *sk)
if (retransmits_timed_out(sk, net->ipv4.sysctl_tcp_retries1, 0, 0)) {
/* Some middle-boxes may black-hole Fast Open _after_
* the handshake. Therefore we conservatively disable
- * Fast Open on this path on recurring timeouts with
- * few or zero bytes acked after Fast Open.
+ * Fast Open on this path on recurring timeouts after
+ * successful Fast Open.
*/
- if (tp->syn_data_acked &&
- tp->bytes_acked <= tp->rx_opt.mss_clamp) {
+ if (tp->syn_data_acked) {
tcp_fastopen_cache_set(sk, 0, NULL, true, 0);
if (icsk->icsk_retransmits == net->ipv4.sysctl_tcp_retries1)
NET_INC_STATS(sock_net(sk),