Issue #18408: Fix create_extra() of _elementtree.c, raise MemoryError on memory

allocation failure

diff --git a/Modules/_elementtree.c b/Modules/_elementtree.c
index 9a71c4376a07e40515e9aedb6580eb44cee615ed..7c01a602888a74e80a0b73e6fc192ec673b54345 100644 (file)
--- a/Modules/_elementtree.c
+++ b/Modules/_elementtree.c
@@ -170,8 +170,10 @@ LOCAL(int)
 create_extra(ElementObject* self, PyObject* attrib)
 {
     self->extra = PyObject_Malloc(sizeof(ElementObjectExtra));
-    if (!self->extra)
+    if (!self->extra) {
+        PyErr_NoMemory();
         return -1;
+    }
 
     if (!attrib)
         attrib = Py_None;