From: Victor Stinner <vstinner@python.org>
Date: Fri, 4 Nov 2022 13:24:10 +0000 (+0100)
Subject: gh-90716: Fix pylong_int_from_string() refleak (#99094)
X-Git-Tag: v3.12.0a2~127
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=387f72588d538bc56669f0f28cc41df854fc5b43;p=thirdparty%2FPython%2Fcpython.git

gh-90716: Fix pylong_int_from_string() refleak (#99094)

Fix validated by:

    $ ./python -m test -R 3:3 test_int
    Tests result: SUCCESS
---

diff --git a/Objects/longobject.c b/Objects/longobject.c
index a87293899001..652fdb7974b1 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -2376,6 +2376,7 @@ pylong_int_from_string(const char *start, const char *end, PyLongObject **res)
         goto error;
     }
     if (!PyLong_Check(result)) {
+        Py_DECREF(result);
         PyErr_SetString(PyExc_TypeError,
                         "_pylong.int_from_string did not return an int");
         goto error;