bpo-33391: Fix refleak in set_symmetric_difference (GH-6670) · python/cpython@d554699 (original) (raw)

File tree

2 files changed

lines changed

Misc/NEWS.d/next/Core and Builtins

2 files changed

lines changed

Original file line number	Diff line number	Diff line change
@@ -0,0 +1 @@
	1	+Fix a leak in set_symmetric_difference().

Original file line number	Diff line number	Diff line change
@@ -1740,8 +1740,10 @@ set_symmetric_difference(PySetObject so, PyObject other)
1740	1740	if (otherset == NULL)
1741	1741	return NULL;
1742	1742	rv = set_symmetric_difference_update(otherset, (PyObject *)so);
1743		-if (rv == NULL)
	1743	+if (rv == NULL) {
	1744	+Py_DECREF(otherset);
1744	1745	return NULL;
	1746	+ }
1745	1747	Py_DECREF(rv);
1746	1748	return (PyObject *)otherset;
1747	1749	}