From 35f2803a2454231de6c0c29e91a819c847e4da18 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Thu, 21 Nov 2013 12:16:35 +0100
Subject: Close #19578: Fix list_ass_subscript(), handle list_resize() failure

Notify the caller of the failure (MemoryError exception).
---
 Objects/listobject.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Objects/listobject.c b/Objects/listobject.c
index 7d5674c..5b75968 100644
--- a/Objects/listobject.c
+++ b/Objects/listobject.c
@@ -2483,6 +2483,7 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
             PyObject **garbage;
             size_t cur;
             Py_ssize_t i;
+            int res;
 
             if (slicelength <= 0)
                 return 0;
@@ -2533,14 +2534,14 @@ list_ass_subscript(PyListObject* self, PyObject* item, PyObject* value)
             }
 
             Py_SIZE(self) -= slicelength;
-            list_resize(self, Py_SIZE(self));
+            res = list_resize(self, Py_SIZE(self));
 
             for (i = 0; i < slicelength; i++) {
                 Py_DECREF(garbage[i]);
             }
             PyMem_FREE(garbage);
 
-            return 0;
+            return res;
         }
         else {
             /* assign slice */
-- 
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