result used initialized at end of function based on if conditions

Fixing -Wuninitialized

src/ui/apmtoolbar.cpp

@@ -136,22 +136,15 @@ void APMToolBar::connectMAV()
 {
     qDebug() << "APMToolBar: connectMAV ";
 
-    bool connected = false;
-    if (LinkManager::instance()->getSerialLinks().count() > 0)
-        connected = LinkManager::instance()->getSerialLinks().last()->isConnected();
+    if (LinkManager::instance()->getSerialLinks().count() > 0) {
         bool result;
-
-    if (!connected && LinkManager::instance()->getSerialLinks().count() == 0)
-    {
-        // No Link so prompt to connect one
-        MainWindow::instance()->addLink();
-    } else if (!connected) {
-        // Need to Connect Link
-        result = LinkManager::instance()->getSerialLinks().last()->connect();
-
-    } else if (connected && LinkManager::instance()->getSerialLinks().count() > 0) {
+        bool connected = LinkManager::instance()->getSerialLinks().last()->isConnected();
+        if (connected) {
             // result need to be the opposite of success.
             result = !LinkManager::instance()->getSerialLinks().last()->disconnect();
+        } else {
+            // Need to Connect Link
+            result = LinkManager::instance()->getSerialLinks().last()->connect();
         }
         qDebug() << "result = " << result;
 
@@ -159,6 +152,10 @@ void APMToolBar::connectMAV()
         setConnection(result);
         
         emit MAVConnected(result);
+    } else {
+        // No Link so prompt to connect one
+        MainWindow::instance()->addLink();
+    }
 }
 
 void APMToolBar::setConnection(bool connection)