vcl: fix use-after-free

[vpp.git] / src / vcl / vppcom.c

diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 186b084..579cbc1 100644 (file)
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -1224,12 +1224,13 @@ vppcom_app_destroy (void)
 
   /* *INDENT-OFF* */
   pool_foreach (wrk, vcm->workers, ({
+    if (pool_elts (vcm->workers) == 1)
+      vl_client_disconnect_from_vlib ();
     vcl_worker_cleanup (wrk, 0 /* notify vpp */ );
   }));
   /* *INDENT-ON* */
 
   vcl_elog_stop (vcm);
-  vl_client_disconnect_from_vlib ();
 
   /*
    * Free the heap and fix vcm