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authorFlorin Coras <fcoras@cisco.com>2018-09-24 14:40:40 -0700
committerDamjan Marion <dmarion@me.com>2018-09-25 07:42:20 +0000
commite8460c742b0e8ca9587dff2e1c1970bf891df583 (patch)
treefd616a6a562d08568e7322f9b990dbd8bb277ec7 /src/vnet/tcp/tcp_input.c
parentca031860c3dd48929230825aed2c166d032ee1f0 (diff)
tcp: accept rst+ack in syn-rcvd state
Change-Id: I49da8be88dd033aae1b190e8e2163069ef480442 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/tcp/tcp_input.c')
-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 e6c12f07ad2..b66e940a377 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -3441,6 +3441,8 @@ do { \
/* ACK for for a SYN-ACK -> tcp-rcv-process. */
_(SYN_RCVD, TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS, TCP_ERROR_NONE);
_(SYN_RCVD, TCP_FLAG_RST, TCP_INPUT_NEXT_RCV_PROCESS, TCP_ERROR_NONE);
+ _(SYN_RCVD, TCP_FLAG_RST | TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS,
+ TCP_ERROR_NONE);
_(SYN_RCVD, TCP_FLAG_SYN, TCP_INPUT_NEXT_RCV_PROCESS, TCP_ERROR_NONE);
_(SYN_RCVD, TCP_FLAG_FIN | TCP_FLAG_ACK, TCP_INPUT_NEXT_RCV_PROCESS,
TCP_ERROR_NONE);