bpo-32013: _pickle: Add missing Py_DECREF in error case in fast_save_enter() (GH-4384) (#4385)

(cherry picked from commit f76231f89a)
This commit is contained in:
Miss Islington (bot) 2017-11-13 00:19:52 -08:00 committed by Serhiy Storchaka
parent ad004f9b5a
commit 6ed9d4ecde

View file

@ -1731,8 +1731,10 @@ fast_save_enter(PicklerObject *self, PyObject *obj)
}
}
key = PyLong_FromVoidPtr(obj);
if (key == NULL)
if (key == NULL) {
self->fast_nesting = -1;
return 0;
}
if (PyDict_GetItemWithError(self->fast_memo, key)) {
Py_DECREF(key);
PyErr_Format(PyExc_ValueError,
@ -1743,6 +1745,8 @@ fast_save_enter(PicklerObject *self, PyObject *obj)
return 0;
}
if (PyErr_Occurred()) {
Py_DECREF(key);
self->fast_nesting = -1;
return 0;
}
if (PyDict_SetItem(self->fast_memo, key, Py_None) < 0) {