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Subject[PATCH net-next] tcp: consume packet after do time wait process
From: Jianguo Wu <wujianguo@chinatelecom.cn>

Using consume_skb() instead of kfree_skb_reason() after do normally
time wait process to be drop monitor friendly.

Signed-off-by: Jianguo Wu <wujianguo@chinatelecom.cn>
---
net/ipv4/tcp_ipv4.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index f9cec62..957d86c 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2154,7 +2154,9 @@ int tcp_v4_rcv(struct sk_buff *skb)
goto discard_it;
case TCP_TW_SUCCESS:;
}
- goto discard_it;
+
+ consume_skb(skb);
+ return 0;
}

static struct timewait_sock_ops tcp_timewait_sock_ops = {
--
1.8.3.1
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