314 static PyObject *
315 Radix_add(RadixObject *self, PyObject *args, PyObject *kw_args)
316 {
317 	prefix_t *prefix;
318 	static char *keywords[] = { "network", "masklen", "packed", NULL };
319 	PyObject *node_obj;
320 
321 	char *addr = NULL, *packed = NULL;
322 	long prefixlen = -1;
323 	int packlen = -1;
324 
325 	if (!PyArg_ParseTupleAndKeywords(args, kw_args, "|sls#:add", keywords,
when PyArg_ParseTupleAndKeywords() succeeds
taking False path
326 	    &addr, &prefixlen, &packed, &packlen))
327 		return NULL;
328 	if ((prefix = args_to_prefix(addr, packed, packlen, prefixlen)) == NULL)
when treating unknown struct prefix_t * from radix_python.c:328 as NULL
taking True path
329 		return NULL;
330 
331 	node_obj = create_add_node(self, prefix);
332 	Deref_Prefix(prefix);
333 
334 	return node_obj;
335 }
returning (PyObject*)NULL without setting an exception