fix CIDs 154872, 152491, 129453

src/Gui/TaskView/TaskWatcher.cpp

@@ -92,7 +92,6 @@ TaskWatcherCommands::TaskWatcherCommands(const char* Filter,const char* commands
             (BitmapFactory().pixmap(pixmap), trUtf8(name), true, 0);
 
         for (const char** i=commands;*i;i++) {
-            if(!i) break;
             Command *c = mgr.getCommandByName(*i);
             if (c) {
                 // handled in TaskBox::actionEvent()

src/Gui/ViewProvider.cpp

@@ -539,7 +539,7 @@ bool ViewProvider::onDelete(const vector< string >& subNames) {
     bool del = true;
     auto vector = getExtensionsDerivedFromType<Gui::ViewProviderExtension>();
     for(Gui::ViewProviderExtension* ext : vector)
-        del = del || ext->extensionOnDelete(subNames);
+        del &= ext->extensionOnDelete(subNames);
 
     return del;
 }