static int __init pps_tty_init()

in clients/pps-ldisc.c [102:128]

• 19 lines of code
• 2 McCabe index (conditional complexity)

static int __init pps_tty_init(void)
{
	int err;

	/* Inherit the N_TTY's ops */
	n_tty_inherit_ops(&pps_ldisc_ops);

	/* Save N_TTY's open()/close() methods */
	alias_n_tty_open = pps_ldisc_ops.open;
	alias_n_tty_close = pps_ldisc_ops.close;

	/* Init PPS_TTY data */
	pps_ldisc_ops.owner = THIS_MODULE;
	pps_ldisc_ops.num = N_PPS;
	pps_ldisc_ops.name = "pps_tty";
	pps_ldisc_ops.dcd_change = pps_tty_dcd_change;
	pps_ldisc_ops.open = pps_tty_open;
	pps_ldisc_ops.close = pps_tty_close;

	err = tty_register_ldisc(&pps_ldisc_ops);
	if (err)
		pr_err("can't register PPS line discipline\n");
	else
		pr_info("PPS line discipline registered\n");

	return err;
}