coverity#1158239 Dereference before null check

Change-Id: Ieb358c5449cdb2a0c4ce5c5602b6023f3697a57c

sw/source/ui/utlui/content.cxx

@@ -2736,7 +2736,7 @@ void  SwContentTree::KeyInput(const KeyEvent& rEvent)
                                 }
                                 //mod end
                             }
-                            if ( pActiveShell && !hasObjectMarked )
+                            if ( !hasObjectMarked )
                             {
                                 SwEditWin& pEditWindow =
                                     pActiveShell->GetView().GetEditWin();