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-rw-r--r--include/linux/tcp.h2
-rw-r--r--net/ipv4/syncookies.c2
-rw-r--r--net/ipv4/tcp_input.c7
-rw-r--r--net/ipv4/tcp_output.c2
4 files changed, 6 insertions, 7 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index ec4e9367f5b0..68f3d315d2e1 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -152,7 +152,7 @@ struct tcp_request_sock {
u64 snt_synack; /* first SYNACK sent time */
bool tfo_listener;
bool is_mptcp;
- s8 req_usec_ts;
+ bool req_usec_ts;
#if IS_ENABLED(CONFIG_MPTCP)
bool drop_req;
#endif
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 98b25e5d147b..d37282c06e3d 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -306,7 +306,7 @@ struct request_sock *cookie_tcp_reqsk_alloc(const struct request_sock_ops *ops,
treq->af_specific = af_ops;
treq->syn_tos = TCP_SKB_CB(skb)->ip_dsfield;
- treq->req_usec_ts = -1;
+ treq->req_usec_ts = false;
#if IS_ENABLED(CONFIG_MPTCP)
treq->is_mptcp = sk_is_mptcp(sk);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 50aaa1527150..bcb55d98004c 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -7115,7 +7115,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
req->syncookie = want_cookie;
tcp_rsk(req)->af_specific = af_ops;
tcp_rsk(req)->ts_off = 0;
- tcp_rsk(req)->req_usec_ts = -1;
+ tcp_rsk(req)->req_usec_ts = false;
#if IS_ENABLED(CONFIG_MPTCP)
tcp_rsk(req)->is_mptcp = 0;
#endif
@@ -7143,9 +7143,10 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
if (!dst)
goto drop_and_free;
- if (tmp_opt.tstamp_ok)
+ if (tmp_opt.tstamp_ok) {
+ tcp_rsk(req)->req_usec_ts = dst_tcp_usec_ts(dst);
tcp_rsk(req)->ts_off = af_ops->init_ts_off(net, skb);
-
+ }
if (!want_cookie && !isn) {
int max_syn_backlog = READ_ONCE(net->ipv4.sysctl_max_syn_backlog);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f558c054cf6e..0d8dd5b7e2e5 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3693,8 +3693,6 @@ struct sk_buff *tcp_make_synack(const struct sock *sk, struct dst_entry *dst,
mss = tcp_mss_clamp(tp, dst_metric_advmss(dst));
memset(&opts, 0, sizeof(opts));
- if (tcp_rsk(req)->req_usec_ts < 0)
- tcp_rsk(req)->req_usec_ts = dst_tcp_usec_ts(dst);
now = tcp_clock_ns();
#ifdef CONFIG_SYN_COOKIES
if (unlikely(synack_type == TCP_SYNACK_COOKIE && ireq->tstamp_ok))