From e8db356cf1084105a97db9457a2374209868005b Mon Sep 17 00:00:00 2001
From: Jesus Cea <jcea@jcea.es>
Date: Mon, 10 Sep 2012 22:58:07 +0200
Subject: #15676: mmap: add empty file check prior to offset check <- Previous
 patch was incomplete (fix 2)

---
 Modules/mmapmodule.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c
index b993fdf..33c143e 100644
--- a/Modules/mmapmodule.c
+++ b/Modules/mmapmodule.c
@@ -1345,6 +1345,7 @@ new_mmap_object(PyTypeObject *type, PyObject *args, PyObject *kwdict)
             if (size == 0) {
                 PyErr_SetString(PyExc_ValueError,
                                 "cannot mmap an empty file");
+                Py_DECREF(m_obj);
                 return NULL;
             }
             if (offset >= size) {
-- 
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