Fix cppcheck warnings

src/blackgui/components/settingsnetworkserverscomponent.cpp

@@ -98,7 +98,6 @@ namespace BlackGui::Components
         else
         {
             qFatal("Wrong sender");
-            // cppcheck-suppress duplicateBreak
             return;
         }
 

src/blackgui/loadindicator.cpp

@@ -62,7 +62,7 @@ namespace BlackGui
         if (processEvents && sGui)
         {
             sGui->processEventsToRefreshGui();
-            if (!myself) { return -1; } // deleted in meantime (process events)
+            if (!myself) { return -1; } // cppcheck-suppress knownConditionTrueFalse // deleted in meantime (process events)
         }
 
         const int stopId = m_currentId++; // copy

src/blackgui/menus/menuaction.cpp

@@ -534,7 +534,11 @@ namespace BlackGui::Menus
         }
         Q_ASSERT_X(subMenu, Q_FUNC_INFO, "Could not create sub menu");
 
-        subMenu->setParent(parentMenu);
+        if (subMenu)
+        {
+            subMenu->setParent(parentMenu);
+        }
+
         if (pathDepth > 0 && subMenu)
         {
             subMenus.insert(key, subMenu);

src/blackgui/views/viewbase.cpp

@@ -75,7 +75,7 @@ namespace BlackGui::Views
         const int c = m_model->update(container, sort);
 
         // resize after real update according to mode
-        if (presizeThresholdReached)
+        if (presizeThresholdReached) // cppcheck-suppress knownConditionTrueFalse
         {
             // currently no furhter actions
         }
@@ -83,7 +83,7 @@ namespace BlackGui::Views
         {
             this->resizeToContents(); // mode based resize
         }
-        else if (presize && !presizeThresholdReached)
+        else if (presize && !presizeThresholdReached) // cppcheck-suppress knownConditionTrueFalse
         {
             // small amount of data not covered before
             this->fullResizeToContents();