From 7db84dfcb6bb54155291eaeec948fdbaf8b9da36 Mon Sep 17 00:00:00 2001
From: Jon Siwek <jsiwek@corelight.com>
Date: Fri, 27 Dec 2019 09:10:01 -0800
Subject: [PATCH] Skip sending thread heartbeat if it alread asked to be
 finished

Otherwise the heartbeat message may fail to be processed and show up as
leaked memory.
---
 src/threading/MsgThread.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/threading/MsgThread.cc b/src/threading/MsgThread.cc
index 7d7ab73a50..01f90921e8 100644
--- a/src/threading/MsgThread.cc
+++ b/src/threading/MsgThread.cc
@@ -260,6 +260,9 @@ void MsgThread::OnKill()
 
 void MsgThread::Heartbeat()
 	{
+	if ( child_sent_finish )
+		return;
+
 	SendIn(new HeartbeatMessage(this, network_time, current_time()));
 	}