From 8ca72e2e3dfd0643288c27c4462cb8be62b5b049 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Fri, 12 Jul 2013 00:53:26 +0200
Subject: Issue #18408: _PyMemoTable_ResizeTable() now restores the old table
 if allocating a bigger table failed

PyMemoTable destructor does crash if mt_table is NULL.
---
 Modules/_pickle.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/_pickle.c b/Modules/_pickle.c
index 8b3438e..888a498 100644
--- a/Modules/_pickle.c
+++ b/Modules/_pickle.c
@@ -529,7 +529,7 @@ _PyMemoTable_ResizeTable(PyMemoTable *self, Py_ssize_t min_size)
     oldtable = self->mt_table;
     self->mt_table = PyMem_MALLOC(new_size * sizeof(PyMemoEntry));
     if (self->mt_table == NULL) {
-        PyMem_FREE(oldtable);
+        self->mt_table = oldtable;
         PyErr_NoMemory();
         return -1;
     }
-- 
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