/* no_tty - Ensure the current process does not have a controlling tty  */
void no_tty(void)
/* no_tty - Ensure the current process does not have a controlling tty  */
void no_tty(void)
{
	struct task_struct *tsk = current;
	lock_kernel();
	disassociate_ctty(0);
	unlock_kernel();
	proc_clear_tty(tsk);
}