Commit 8cb28417 authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

tty: remove tty NULL check from __do_SAK() 



Both do_SAK_work() and vc_SAK() provide a valid tty to __do_SAK(), so
remove the check.

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20211118071911.12059-3-jslaby@suse.cz


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 463d4c74

drivers/tty/tty_io.c

+0 −3
Original line number Diff line number Diff line
@@ -3033,9 +3033,6 @@ void __do_SAK(struct tty_struct *tty) 
	int		i;

	unsigned long flags;



	if (!tty)

		return;



	spin_lock_irqsave(&tty->ctrl.lock, flags);

	session = get_pid(tty->ctrl.session);

	spin_unlock_irqrestore(&tty->ctrl.lock, flags);