From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Thu, 1 Dec 2011 02:22:44 +0000 (+0100)
Subject: Fix PyObject_Repr(): don't call PyUnicode_READY() if res is NULL
X-Git-Tag: v3.3.0a1~701
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0a54cf12a09d731cd043f814142744f5de0a91ee;p=python

Fix PyObject_Repr(): don't call PyUnicode_READY() if res is NULL
---

diff --git a/Objects/object.c b/Objects/object.c
index eea55318eb..ad31738d49 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -378,7 +378,9 @@ PyObject_Repr(PyObject *v)
         return PyUnicode_FromFormat("<%s object at %p>",
                                     v->ob_type->tp_name, v);
     res = (*v->ob_type->tp_repr)(v);
-    if (res != NULL && !PyUnicode_Check(res)) {
+    if (res == NULL)
+        return NULL;
+    if (!PyUnicode_Check(res)) {
         PyErr_Format(PyExc_TypeError,
                      "__repr__ returned non-string (type %.200s)",
                      res->ob_type->tp_name);