bpo-31787: Prevent refleaks when calling __init__() more than once (GH-3995)
(cherry picked from commit d019bc8319ea35e93bf4baa38098ff1b57cd3ee5)
Co-authored-by: Oren Milman <orenmn@gmail.com>
diff --git a/Objects/funcobject.c b/Objects/funcobject.c
index d376f9c..241685d 100644
--- a/Objects/funcobject.c
+++ b/Objects/funcobject.c
@@ -709,7 +709,7 @@
if (!PyArg_UnpackTuple(args, "classmethod", 1, 1, &callable))
return -1;
Py_INCREF(callable);
- cm->cm_callable = callable;
+ Py_XSETREF(cm->cm_callable, callable);
return 0;
}
@@ -890,7 +890,7 @@
if (!PyArg_UnpackTuple(args, "staticmethod", 1, 1, &callable))
return -1;
Py_INCREF(callable);
- sm->sm_callable = callable;
+ Py_XSETREF(sm->sm_callable, callable);
return 0;
}