Fix property name.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@13856 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ZMySQLDDA/DA.py

@@ -128,7 +128,7 @@ class DeferredConnection(DABase.Connection):
         self._v_connected = ''
         pool_key = self.getPhysicalPath()
         connection = database_connection_pool.get(pool_key)
-        if connection is not None and connection.connection == s:
+        if connection is not None and connection._connection == s:
           self._v_database_connection = connection
         else:
           if connection is not None: