[Python-checkins] Fix a possible reference leak in _socket.getaddrinfo(). (GH-10543)
Miss Islington (bot)
webhook-mailer at python.org
Thu Nov 15 04:26:03 EST 2018
https://github.com/python/cpython/commit/2907d93889b67cda4041c4cb716521ee70af3703
commit: 2907d93889b67cda4041c4cb716521ee70af3703
branch: 2.7
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: GitHub <noreply at github.com>
date: 2018-11-15T01:25:58-08:00
summary:
Fix a possible reference leak in _socket.getaddrinfo(). (GH-10543)
"single" needs to be decrefed if PyList_Append() fails.
(cherry picked from commit 4c596d54aa6a55e9d2a3db78891e656ebbfb63c8)
Co-authored-by: Zackery Spytz <zspytz at gmail.com>
files:
M Modules/socketmodule.c
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 634c1b90778b..013975455c45 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -4249,9 +4249,11 @@ socket_getaddrinfo(PyObject *self, PyObject *args)
if (single == NULL)
goto err;
- if (PyList_Append(all, single))
+ if (PyList_Append(all, single)) {
+ Py_DECREF(single);
goto err;
- Py_XDECREF(single);
+ }
+ Py_DECREF(single);
}
Py_XDECREF(idna);
if (res0)
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