From 110ac16b9f1be086ba98aa6f1ef8d7105493d92e Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@cheimes.de>
Date: Mon, 10 Sep 2012 02:51:27 +0200
Subject: [PATCH] Fixed resource leak to scratch when _PyUnicodeWriter_Prepare
 fails

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

diff --git a/Objects/longobject.c b/Objects/longobject.c
index 80fe724d345..7e12b348848 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -1628,8 +1628,10 @@ long_to_decimal_string_internal(PyObject *aa,
         strlen++;
     }
     if (writer) {
-        if (_PyUnicodeWriter_Prepare(writer, strlen, '9') == -1)
+        if (_PyUnicodeWriter_Prepare(writer, strlen, '9') == -1) {
+            Py_DECREF(scratch);
             return -1;
+        }
         kind = writer->kind;
         str = NULL;
     }