382 	struct tty_struct *o_tty;  in pty_common_install()  local
399 	o_tty = alloc_tty_struct(driver->other, idx);  in pty_common_install()
400 	if (!o_tty)  in pty_common_install()
403 	tty_set_lock_subclass(o_tty);  in pty_common_install()
404 	lockdep_set_subclass(&o_tty->termios_rwsem, TTY_LOCK_SLAVE);  in pty_common_install()
410 		tty_init_termios(o_tty);  in pty_common_install()
412 		driver->other->ttys[idx] = o_tty;  in pty_common_install()
417 		memset(&o_tty->termios_locked, 0, sizeof(tty->termios_locked));  in pty_common_install()
418 		o_tty->termios = driver->other->init_termios;  in pty_common_install()
426 	tty->link   = o_tty;  in pty_common_install()
427 	o_tty->link = tty;  in pty_common_install()
432 	o_tty->port = ports[0];  in pty_common_install()
434 	o_tty->port->itty = o_tty;  in pty_common_install()
436 	tty_buffer_set_lock_subclass(o_tty->port);  in pty_common_install()
440 	o_tty->count++;  in pty_common_install()