From 88ab5d457184629eb9555e2428f1b23c0c4c8499 Mon Sep 17 00:00:00 2001
From: narspt <nars@gmx.net>
Date: Mon, 12 Sep 2022 07:57:01 +0100
Subject: [PATCH] fix occasional ambed crash when device fails init

---
 ambed/cusb3xxxinterface.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/ambed/cusb3xxxinterface.cpp b/ambed/cusb3xxxinterface.cpp
index c15801c..8f4e9b1 100644
--- a/ambed/cusb3xxxinterface.cpp
+++ b/ambed/cusb3xxxinterface.cpp
@@ -52,6 +52,15 @@ CUsb3xxxInterface::CUsb3xxxInterface(uint32 uiVid, uint32 uiPid, const char *szD
 
 CUsb3xxxInterface::~CUsb3xxxInterface()
 {
+    // stop thread first
+    m_bStopThread = true;
+    if ( m_pThread != NULL )
+    {
+        m_pThread->join();
+        delete m_pThread;
+        m_pThread = NULL;
+    }
+    
     // delete m_SpeechQueues
     for ( int i = 0; i < m_SpeechQueues.size(); i++ )
     {