Commit 1cb40d08 authored by Peter Hurley's avatar Peter Hurley Committed by Greg Kroah-Hartman
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n_tty: Remove superfluous reader wakeup 



n_tty's .set_termios method unconditionally performs reader wakeup;
remove extra reader wakeup for canonical mode changes.

Signed-off-by: default avatarPeter Hurley <peter@hurleysoftware.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4a10c2ac

drivers/tty/n_tty.c

+0 −3
Original line number Diff line number Diff line
@@ -1764,9 +1764,6 @@ static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) 
		ldata->lnext = 0;

	}



	if (canon_change && !L_ICANON(tty) && read_cnt(ldata))

		wake_up_interruptible(&tty->read_wait);



	ldata->icanon = (L_ICANON(tty) != 0);



	if (I_ISTRIP(tty) || I_IUCLC(tty) || I_IGNCR(tty) ||