From a0e7e41cba6c75f493a64ce09037cecb60642190 Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@cheimes.de>
Date: Mon, 10 Sep 2012 03:00:14 +0200
Subject: [PATCH] Fixed possible reference leak to mod when type_name() returns
 NULL

---
 Objects/typeobject.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index 1bda375c3d2..e34b10ce40a 100644
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -647,8 +647,10 @@ type_repr(PyTypeObject *type)
         mod = NULL;
     }
     name = type_name(type, NULL);
-    if (name == NULL)
+    if (name == NULL) {
+        Py_XDECREF(mod);
         return NULL;
+    }
 
     if (mod != NULL && PyUnicode_CompareWithASCIIString(mod, "builtins"))
         rtn = PyUnicode_FromFormat("<class '%U.%U'>", mod, name);