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tty: don't check for signal_pending() in send_break()

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msleep_interruptible() will check on its own. So no need to do the check
in send_break() before calling the above.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20230919085156.1578-15-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby (SUSE) 2023-09-19 10:51:55 +02:00 • committed by Greg Kroah-Hartman
parent 66619686d1
commit fd99392b64
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/tty_io.c
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@ -2484,8 +2484,7 @@ static int send_break(struct tty_struct *tty, unsigned int duration)
retval = tty->ops->break_ctl(tty, -1);
if (retval)
goto out;
if (!signal_pending(current))
msleep_interruptible(duration);
msleep_interruptible(duration);
retval = tty->ops->break_ctl(tty, 0);
out:
tty_write_unlock(tty);