From 5da371c5dd602cf8190505ae67af6e2033549429 Mon Sep 17 00:00:00 2001
From: David Wilson <dw@botanicus.net>
Date: Sat, 7 Jul 2018 14:49:30 +0100
Subject: [PATCH] service: fix UnboundLocalError.

---
 mitogen/service.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mitogen/service.py b/mitogen/service.py
index 217ed6ef..38f7ad9b 100644
--- a/mitogen/service.py
+++ b/mitogen/service.py
@@ -507,6 +507,8 @@ class Pool(object):
             raise mitogen.core.CallError('Invalid message format.')
 
     def _on_service_call(self, recv, msg):
+        service_name = None
+        method_name = None
         try:
             self._validate(msg)
             service_name, method_name, kwargs = msg.unpickle()