AFC feature corrections

plugins/feature/afc/afc.cpp

@@ -50,8 +50,8 @@ const char* const AFC::m_featureId = "AFC";
 AFC::AFC(WebAPIAdapterInterface *webAPIAdapterInterface) :
     Feature(m_featureIdURI, webAPIAdapterInterface),
     m_thread(nullptr),
-    m_mutex(QMutex::Recursive),
     m_running(false),
+    m_worker(nullptr),
     m_trackerDeviceSet(nullptr),
     m_trackedDeviceSet(nullptr),
     m_trackerIndexInDeviceSet(-1),

plugins/feature/afc/afc.h

@@ -19,7 +19,7 @@
 #define INCLUDE_FEATURE_AFC_H_
 
 #include <QNetworkRequest>
-#include <QMutex>
+#include <QRecursiveMutex>
 
 #include "feature/feature.h"
 #include "util/message.h"
@@ -203,7 +203,7 @@ public:
 
 private:
     QThread *m_thread;
-    QMutex m_mutex;
+    QRecursiveMutex m_mutex;
     bool m_running;
     AFCWorker *m_worker;
     AFCSettings m_settings;