m->busnames = set_new(string_hash_func, string_compare_func);
if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons || !m->busnames ||
- !m->user_units || !m->session_units ||
- !m->busnames) {
+ !m->user_units || !m->session_units) {
manager_free(m);
return NULL;
}