Check that request is not None before using it.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@18935 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/SelectionTool.py

@@ -475,12 +475,12 @@ class SelectionTool( BaseTool, UniqueObject, SimpleItem ):
           new_sort_on = [(sort_on,'ascending')]
         selection.edit(sort_on=new_sort_on)
 
+      if REQUEST is not None:
         if REQUEST.form.has_key('listbox_uid') and \
             REQUEST.form.has_key('uids'):
           self.uncheckAll(selection_name, REQUEST.get('listbox_uid'))
           self.checkAll(selection_name, REQUEST.get('uids'))
 
-      if REQUEST is not None:
         return self._redirectToOriginalForm(REQUEST=REQUEST, form_id=form_id,
                                             query_string=query_string, no_reset=True)