From 4ac59a7859962f40fd7c7eb787664bda574cfed8 Mon Sep 17 00:00:00 2001
From: Aldo Cortesi <aldo@nullcube.com>
Date: Fri, 26 Aug 2011 18:03:03 +1200
Subject: [PATCH] Fix a rare crash in sticky cookies.

---
 libmproxy/flow.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libmproxy/flow.py b/libmproxy/flow.py
index 83d69753a..c09352c2a 100644
--- a/libmproxy/flow.py
+++ b/libmproxy/flow.py
@@ -1312,7 +1312,8 @@ class FlowMaster(controller.Master):
             self.client_playback.clear(f)
         if not f:
             r._ack()
-        self.process_new_response(f)
+        if f:
+            self.process_new_response(f)
         return f
 
     def shutdown(self):