From: Andrew M. Kuchling <amk@amk.ca>
Date: Tue, 1 Jun 2004 13:00:16 +0000 (+0000)
Subject: Set data pointer to NULL after an error; this keeps the mmap_dealloc() function
X-Git-Tag: v2.3.5c1~240
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0a7c3ff046f7a630d5adc09d798c62f38e2c4cd7;p=thirdparty%2FPython%2Fcpython.git

Set data pointer to NULL after an error; this keeps the mmap_dealloc() function
from trying to do msync(-1);munmap(-1).
---

diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c
index a61a37a10c66..b6eba0355fe2 100644
--- a/Modules/mmapmodule.c
+++ b/Modules/mmapmodule.c
@@ -917,6 +917,7 @@ new_mmap_object(PyObject *self, PyObject *args, PyObject *kwdict)
 			   prot, flags,
 			   fd, 0);
 	if (m_obj->data == (char *)-1) {
+	        m_obj->data = NULL;
 		Py_DECREF(m_obj);
 		PyErr_SetFromErrno(mmap_module_error);
 		return NULL;