From: Victor Stinner <victor.stinner@gmail.com>
Date: Thu, 31 Oct 2013 15:34:08 +0000 (+0100)
Subject: Issue #19437: Fix PyCFuncPtrType constructor, handle
X-Git-Tag: v3.4.0b1~450
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e75996a77ca1974ffa36f9b7be6cd9d3023c49e7;p=python

Issue #19437: Fix PyCFuncPtrType constructor, handle
_ctypes_alloc_format_string() failure
---

diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
index 32d67b00f5..0deffa0a9f 100644
--- a/Modules/_ctypes/_ctypes.c
+++ b/Modules/_ctypes/_ctypes.c
@@ -2245,6 +2245,10 @@ PyCFuncPtrType_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
        argtypes would be a ctypes type).
     */
     stgdict->format = _ctypes_alloc_format_string(NULL, "X{}");
+    if (stgdict->format == NULL) {
+        Py_DECREF((PyObject *)stgdict);
+        return NULL;
+    }
     stgdict->flags |= TYPEFLAG_ISPOINTER;
 
     /* create the new instance (which is a class,