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authorFlorin Coras <fcoras@cisco.com>2023-10-14 15:22:04 -0700
committerAndrew Yourtchenko <ayourtch@gmail.com>2023-10-25 17:19:51 +0000
commitdcb10ce353316a176b5c1c5475fda5edee588770 (patch)
tree6f8056ff90495d79a1a70ebcf658a30b4deb6a2f
parenta98ef25fc7c75d9005fa658ed561482d8912f1b0 (diff)
tcp: handle syn-ack in fin-wait-2 in rcv process
Type: fix Signed-off-by: Florin Coras <fcoras@cisco.com> Change-Id: If74e04498423bed42593e79ec92482421cfda8d2 (cherry picked from commit 61d63e8323d11240edab44ff714def1c573fc987)
-rw-r--r--src/vnet/tcp/tcp_input.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index 3d8afaaba3d..1602b49b910 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -3238,6 +3238,8 @@ do { \
_(FIN_WAIT_2, TCP_FLAG_RST | TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS,
TCP_ERROR_NONE);
_(FIN_WAIT_2, TCP_FLAG_SYN, TCP_INPUT_NEXT_RCV_PROCESS, TCP_ERROR_NONE);
+ _ (FIN_WAIT_2, TCP_FLAG_SYN | TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS,
+ TCP_ERROR_NONE);
_(CLOSE_WAIT, TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS, TCP_ERROR_NONE);
_(CLOSE_WAIT, TCP_FLAG_FIN | TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS,
TCP_ERROR_NONE);