Revert rev. 59926, it breaks comtypes (I need to further examine this).

Lib/ctypes/test/test_funcptr.py

@@ -123,11 +123,5 @@ class CFuncPtrTestCase(unittest.TestCase):
         self.failUnlessEqual(strtok(None, "\n"), "c")
         self.failUnlessEqual(strtok(None, "\n"), None)
 
-    def test_NULL_funcptr(self):
-        tp = CFUNCTYPE(c_int)
-        func = tp() # NULL function pointer
-        # raise a ValueError when we try to call it
-        self.assertRaises(ValueError, func)
-
 if __name__ == '__main__':
     unittest.main()

Misc/NEWS

@@ -217,8 +217,6 @@ Extension Modules
 
 - Fix a potential 'SystemError: NULL result without error' in _ctypes.
 
-- Prevent a segfault when a ctypes NULL function pointer is called.
-
 - Bug #1301: Bad assert in _tkinter fixed.
 
 - Patch #1114: fix curses module compilation on 64-bit AIX, & possibly

Modules/_ctypes/_ctypes.c

@@ -3305,11 +3305,6 @@ CFuncPtr_call(CFuncPtrObject *self, PyObject *inargs, PyObject *kwds)
 
 
 	pProc = *(void **)self->b_ptr;
-	if (pProc == NULL) {
-		PyErr_SetString(PyExc_ValueError,
-				"attempt to call NULL function pointer");
-		return NULL;
-	}
 #ifdef MS_WIN32
 	if (self->index) {
 		/* It's a COM method */