[3.13] Fix unlikely potential reference leak in _locale._getdefaultlocale (GH-145250) (GH-145303)

miss-islington · serhiy-storchaka · web-flow · commit 5a4959b92c62 · 2026-03-24T02:18:19.000Z
It occurs in a code which perhaps never executed. (cherry picked from commit 6ea84b2) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Modules/_localemodule.c b/Modules/_localemodule.c
@@ -568,7 +568,6 @@ _locale__getdefaultlocale_impl(PyObject *module)
     }
 
     /* cannot determine the language code (very unlikely) */
-    Py_INCREF(Py_None);
     return Py_BuildValue("Os", Py_None, encoding);
 }
 #endif

Original file line number	Diff line number	Diff line change
`@@ -568,7 +568,6 @@ _locale__getdefaultlocale_impl(PyObject *module)`
`568`	`568`	`}`
`569`	`569`
`570`	`570`	`/* cannot determine the language code (very unlikely) */`
`571`		`- Py_INCREF(Py_None);`
`572`	`571`	`return Py_BuildValue("Os", Py_None, encoding);`
`573`	`572`	`}`
`574`	`573`	`#endif`