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authoremmanuel <emmanuelscaria11@gmail.com>2023-12-21 01:55:41 -0800
committerFlorin Coras <florin.coras@gmail.com>2023-12-22 16:27:48 +0000
commitb1454f89b595f480ee0ae23174ae9ab9a78100ef (patch)
tree9ac53f6f9a0856828632aafd029fd67d6d2f0c8b
parente1489260caaf2e3c600f761337a16b0d668376bb (diff)
session: unset fifo evt to enqueue ack evt on tcp timewait
Incase the ack for the fin is lost twice or want to dup ack packets with incorrect ack/seq # at different times and session state is already closed, this fifo event is set for the first ack that went out and prevents queuing of further events. Type: fix Change-Id: I102019fca26918a51e055a751db7209011bd43ad Signed-off-by: emmanuel <emmanuelscaria11@gmail.com>
-rw-r--r--src/vnet/session/session_node.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c
index 4e190df1e99..01dd669c5e5 100644
--- a/src/vnet/session/session_node.c
+++ b/src/vnet/session/session_node.c
@@ -1420,9 +1420,12 @@ session_tx_fifo_read_and_snd_i (session_worker_t * wrk,
ctx->sp.max_burst_size = max_burst;
n_custom_tx = ctx->transport_vft->custom_tx (ctx->tc, &ctx->sp);
*n_tx_packets += n_custom_tx;
- if (PREDICT_FALSE
- (ctx->s->session_state >= SESSION_STATE_TRANSPORT_CLOSED))
- return SESSION_TX_OK;
+ if (PREDICT_FALSE (ctx->s->session_state >=
+ SESSION_STATE_TRANSPORT_CLOSED))
+ {
+ svm_fifo_unset_event (ctx->s->tx_fifo);
+ return SESSION_TX_OK;
+ }
max_burst -= n_custom_tx;
if (!max_burst || (ctx->s->flags & SESSION_F_CUSTOM_TX))
{