current cannot be None. ever.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@35050 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5SyncML/Signature.py

@@ -404,11 +404,8 @@ class Signature(Folder, SyncCode, File):
       overflow = size - size_lines
       data_list = chunk[-1].split('\n')
       chunk[-1] = '\n'.join(data_list[:-overflow])
-      if current is not None:
       current.data = '\n'.join(data_list[-overflow:])
       self.partial_xml = current
-      else:
-        self.partial_xml.data = '\n'.join(data_list[-overflow:])
  
     return ''.join(chunk)