compare to connection uuid, not to undefined variable

git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@248 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/master/election.py

@@ -160,7 +160,7 @@ class ElectionEventHandler(MasterEventHandler):
                         app.primary = False
                         app.primary_master_node = primary_node
             else:
-                if app.uuid < uuid:
+                if app.uuid < conn.getUUID():
                     # I lost.
                     app.primary = False