From: Florin Coras <fcoras@cisco.com>
Date: Wed, 8 Mar 2023 22:14:38 +0000 (-0800)
Subject: vcl: fix epoll out evt on connect
X-Git-Tag: v23.10-rc0~154
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=436c7badcdd9bcc7047adf1a59ef317a031da413;p=vpp.git

vcl: fix epoll out evt on connect

Make sure session has a tx fifo.

Type: fix

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Ibde40645b401ca0255da298ea4ba691ee924a2d2
---

diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 189e16a852c..0f824dcf621 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -3093,7 +3093,7 @@ vcl_epoll_wait_handle_mq_event (vcl_worker_t * wrk, session_event_t * e,
 	break;
       session_events = s->vep.ev.events;
       /* Generate EPOLLOUT because there's no connected event */
-      if (!(EPOLLOUT & session_events))
+      if (!(EPOLLOUT & session_events) || !s->tx_fifo)
 	break;
       /* We didn't have a fifo when the event was added */
       svm_fifo_add_want_deq_ntf (