From: Victor Stinner <vstinner@python.org>
Date: Fri, 22 Nov 2019 12:39:36 +0000 (+0100)
Subject: bpo-36854: Fix reference counter in PyInit__testcapi() (GH-17338)
X-Git-Tag: v3.8.1rc1~47
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=84c36c152a2bdf98f9cc7ce0e1db98e1f442a05e;p=thirdparty%2FPython%2Fcpython.git

bpo-36854: Fix reference counter in PyInit__testcapi() (GH-17338)

Increment properly Py_True/Py_False reference counter for
_testcapi.WITH_PYMALLOC variable.
---

diff --git a/Modules/_testcapimodule.c b/Modules/_testcapimodule.c
index 46d772cff608..b54071669cf9 100644
--- a/Modules/_testcapimodule.c
+++ b/Modules/_testcapimodule.c
@@ -6283,11 +6283,14 @@ PyInit__testcapi(void)
     PyModule_AddObject(m, "instancemethod", (PyObject *)&PyInstanceMethod_Type);
 
     PyModule_AddIntConstant(m, "the_number_three", 3);
+    PyObject *v;
 #ifdef WITH_PYMALLOC
-    PyModule_AddObject(m, "WITH_PYMALLOC", Py_True);
+    v = Py_True;
 #else
-    PyModule_AddObject(m, "WITH_PYMALLOC", Py_False);
+    v = Py_False;
 #endif
+    Py_INCREF(v);
+    PyModule_AddObject(m, "WITH_PYMALLOC", v);
 
     TestError = PyErr_NewException("_testcapi.error", NULL, NULL);
     Py_INCREF(TestError);