Fix variable access.

git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@970 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/protocol.py

@@ -495,7 +495,7 @@ def _checkNodeState(state):
     return node_state
 
 def _checkNodeType(original_node_type):
-    node_type = node_types.get(node_type)
+    node_type = node_types.get(original_node_type)
     if node_type is None:
         raise PacketMalformedError('invalid node type %d' % original_node_type)
     return node_type