From 68e45724208bacf67ff01c75e267cd7b0c586322 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 16 Jul 2011 09:24:29 -0600
Subject: [PATCH] ...

---
 src/calibre/db/cache.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/calibre/db/cache.py b/src/calibre/db/cache.py
index 58ee220467..dad1a3a98f 100644
--- a/src/calibre/db/cache.py
+++ b/src/calibre/db/cache.py
@@ -386,6 +386,7 @@ class SortKey(object):
             ans = cmp(self.sort_key[i], other.sort_key[i])
             if ans != 0:
                 return ans * order
+        return 0
 
 
 # Testing {{{