ADS-B: Fix memory use after delete. For #1734 and part of #2315

plugins/channelrx/demodadsb/adsbdemod.cpp

@@ -105,8 +105,8 @@ ADSBDemod::~ADSBDemod()
     delete m_networkManager;
     m_deviceAPI->removeChannelSinkAPI(this);
     m_deviceAPI->removeChannelSink(this);
+    delete m_basebandSink; // This results in a call to ADSBDemod::stop(), so need to delete before worker and thread
     delete m_worker;
-    delete m_basebandSink;
     delete m_thread;
 }
 

plugins/channelrx/demodadsb/adsbdemodgui.cpp

@@ -5113,6 +5113,7 @@ ADSBDemodGUI::ADSBDemodGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, Baseb
 
 ADSBDemodGUI::~ADSBDemodGUI()
 {
+    m_adsbDemod->setMessageQueueToGUI(nullptr);
     disconnect(&MainCore::instance()->getSettings(), &MainSettings::preferenceChanged, this, &ADSBDemodGUI::preferenceChanged);
     if (m_templateServer)
     {