1. Armin Rigo
  2. cpython-withatomic

Commits

Thomas Heller  committed 02598c5

Fixed a segfault when ctypes.wintypes were imported on
non-Windows machines.

  • Participants
  • Parent commits 35c4fda
  • Branches legacy-trunk

Comments (0)

Files changed (2)

File Misc/NEWS

View file
 Library
 -------
 
+- Fixed a segfault in _ctypes when ctypes.wintypes were imported
+  on non-Windows platforms.
+
 - Bug #1518190: The ctypes.c_void_p constructor now accepts any
   integer or long, without range checking.
 

File Modules/_ctypes/_ctypes.c

View file
 		Py_DECREF(result);
 		return NULL;
 	}
+	fmt = getentry(PyString_AS_STRING(proto));
+	if (fmt == NULL) {
+		Py_DECREF(result);
+		PyErr_Format(PyExc_ValueError,
+			     "_type_ '%s' not supported",
+			     PyString_AS_STRING(proto));
+		return NULL;
+	}
+
 	stgdict = (StgDictObject *)PyObject_CallObject(
 		(PyObject *)&StgDict_Type, NULL);
 	if (!stgdict)
 		return NULL;
 
-	fmt = getentry(PyString_AS_STRING(proto));
-
 	stgdict->ffi_type_pointer = *fmt->pffi_type;
 	stgdict->align = fmt->pffi_type->alignment;
 	stgdict->length = 0;