/* set default socket file name when statseg config stanza is empty. */
sm->socket_name = format (0, "%s", STAT_SEGMENT_SOCKET_FILE);
+ /*
+ * NULL-terminate socket name string
+ * clib_socket_init()->socket_config() use C str*
+ */
+ vec_add1 (sm->socket_name, 0);
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{