381 	struct tty_struct *o_tty;  in pty_common_install()  local
398 	o_tty = alloc_tty_struct(driver->other, idx);  in pty_common_install()
399 	if (!o_tty)  in pty_common_install()
402 	tty_set_lock_subclass(o_tty);  in pty_common_install()
403 	lockdep_set_subclass(&o_tty->termios_rwsem, TTY_LOCK_SLAVE);  in pty_common_install()
409 		tty_init_termios(o_tty);  in pty_common_install()
411 		driver->other->ttys[idx] = o_tty;  in pty_common_install()
416 		memset(&o_tty->termios_locked, 0, sizeof(tty->termios_locked));  in pty_common_install()
417 		o_tty->termios = driver->other->init_termios;  in pty_common_install()
425 	tty->link   = o_tty;  in pty_common_install()
426 	o_tty->link = tty;  in pty_common_install()
431 	o_tty->port = ports[0];  in pty_common_install()
433 	o_tty->port->itty = o_tty;  in pty_common_install()
435 	tty_buffer_set_lock_subclass(o_tty->port);  in pty_common_install()
439 	o_tty->count++;  in pty_common_install()