summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--net/ipv4/tcp_ipv4.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 70b09ef2463b..629937d514eb 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1500,8 +1500,11 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
* clogging syn queue with openreqs with exponentially increasing
* timeout.
*/
- if (sk_acceptq_is_full(sk) && inet_csk_reqsk_queue_young(sk) > 1)
+ if (sk_acceptq_is_full(sk) && inet_csk_reqsk_queue_young(sk) > 1) {
+ NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
+ NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENDROPS);
goto drop;
+ }
req = inet_reqsk_alloc(&tcp_request_sock_ops);
if (!req)