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Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 81b6d3770812..71b76e98371a 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5915,7 +5915,11 @@ step1:
if (!th->rst) {
if (th->syn)
goto syn_challenge;
- NET_INC_STATS(sock_net(sk), LINUX_MIB_BEYOND_WINDOW);
+
+ if (reason == SKB_DROP_REASON_TCP_INVALID_SEQUENCE ||
+ reason == SKB_DROP_REASON_TCP_INVALID_END_SEQUENCE)
+ NET_INC_STATS(sock_net(sk),
+ LINUX_MIB_BEYOND_WINDOW);
if (!tcp_oow_rate_limited(sock_net(sk), skb,
LINUX_MIB_TCPACKSKIPPEDSEQ,
&tp->last_oow_ack_time))