r = parse_proc_cmdline(parse_proc_cmdline_item);
if (r < 0)
- log_warning("Failed to parse kernel command line, ignoring: %s", strerror(-r));
+ log_warning_errno(-r, "Failed to parse kernel command line, ignoring: %m");
if (arg_debug_shell) {
r = strv_extend(&arg_wants, "debug-shell.service");