+ log_debug("Automatically adding serial getty for /dev/%s", tty);
+ if (!(n = unit_name_replace_instance(SPECIAL_SERIAL_GETTY_SERVICE, tty))) {
+ free(active);
+ return -ENOMEM;
+ }
+
+ r = unit_add_two_dependencies_by_name(UNIT(t), UNIT_AFTER, UNIT_WANTS, n, NULL, true);
+ free(n);
+
+ if (r < 0) {
+ free(active);
+ return r;
+ }
+ }
+
+ free(active);