From 9c0408d9b68d8f65aad22ca0767f154d6b9f526c Mon Sep 17 00:00:00 2001 From: Xiang Zhang Date: Wed, 22 Mar 2017 14:32:52 +0800 Subject: [PATCH] bpo-29876: fix DECREF for NULL value in subelement() (GH-760) --- Modules/_elementtree.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Modules/_elementtree.c b/Modules/_elementtree.c index 7a0aeda63cf3..94dc5b7ca35e 100644 --- a/Modules/_elementtree.c +++ b/Modules/_elementtree.c @@ -524,8 +524,9 @@ subelement(PyObject* self, PyObject* args, PyObject* kw) } elem = element_new(tag, attrib); - Py_DECREF(attrib); + if (elem == NULL) + return NULL; if (element_add_subelement(parent, elem) < 0) { Py_DECREF(elem); -- 2.47.3