fix stack buffer underflow

src/gui/components/cc_timer.cpp

@@ -58,7 +58,7 @@ CComponentsTimer::~CComponentsTimer()
 void CComponentsTimer::runSharedTimerAction()
 {
 	//start loop
-	string tn = "cc:"+name;
+	tn = "cc:"+name;
 	set_threadname(tn.c_str());
 	while(tm_enable && tm_interval > 0) {
 		tm_mutex.lock();

src/gui/components/cc_timer.h

@@ -65,7 +65,7 @@ class CComponentsTimer : public sigc::trackable
 
 		///name for the thread
 		std::string name;
-
+		std::string tn;
 		///mutex for timer
 		OpenThreads::Mutex tm_mutex;
 		///slot for restart signals