Backport 52505:

Prevent crash if alloc of garbage fails. Found by Typo.pl.

Backport 52505:
Prevent crash if alloc of garbage fails. Found by Typo.pl.
e0cf6247 · Neal Norwitz · 2f0940b6 · e0cf6247
Kaydet (Commit) e0cf6247 authored Eki 28, 2006 tarafından Neal Norwitz
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listobject.c Objects/listobject.c +5 -0

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--- a/Objects/listobject.c
+++ b/Objects/listobject.c
@@ -2606,6 +2606,11 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)

 			garbage = (PyObject**)
 				PyMem_MALLOC(slicelength*sizeof(PyObject*));
+			if (!garbage) {
+				Py_DECREF(seq);
+				PyErr_NoMemory();
+				return -1;
+			}

 			selfitems = self->ob_item;
 			seqitems = PySequence_Fast_ITEMS(seq);