} else if (opt_stop_trace && opt_trace_pid != 0 && opt_trace_name == NULL) {
ERR("Please specify a trace name for user-space tracing");
goto error;
} else if (opt_stop_trace && opt_trace_pid != 0 && opt_trace_name == NULL) {
ERR("Please specify a trace name for user-space tracing");
goto error;