From: Yury Selivanov <yury@magic.io>
Date: Wed, 9 Nov 2016 14:42:14 +0000 (-0500)
Subject: ssue #27942: Fix memory leak in codeobject.c
X-Git-Tag: v3.6.0b4~115^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d2fd3599abeed393ccdf4ee5cf1c7b346ba4a022;p=thirdparty%2FPython%2Fcpython.git

ssue #27942: Fix memory leak in codeobject.c
---

diff --git a/Misc/NEWS b/Misc/NEWS
index 7512e1a4d802..10ec9e0b3898 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -110,6 +110,8 @@ Core and Builtins
 - Issue #27443: __length_hint__() of bytearray iterators no longer return a
   negative integer for a resized bytearray.
 
+- Issue #27942: Fix memory leak in codeobject.c
+
 Library
 -------
 
diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 9df87b04f851..c33462651761 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -69,6 +69,7 @@ intern_string_constants(PyObject *tuple)
             intern_string_constants(v);
         }
         else if (PyFrozenSet_CheckExact(v)) {
+            PyObject *w = v;
             PyObject *tmp = PySequence_Tuple(v);
             if (tmp == NULL) {
                 PyErr_Clear();
@@ -81,6 +82,7 @@ intern_string_constants(PyObject *tuple)
                 }
                 else {
                     PyTuple_SET_ITEM(tuple, i, v);
+                    Py_DECREF(w);
                     modified = 1;
                 }
             }