wait_event_timeout always return value >= 0
remove the unnecessary ret < 0 check
Signed-off-by: Dave Young <dyoung@redhat.com>
Acked-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
int ret;
ret = wait_event_timeout(tty_ldisc_idle,
atomic_read(&tty->ldisc->users) == 1, 5 * HZ);
int ret;
ret = wait_event_timeout(tty_ldisc_idle,
atomic_read(&tty->ldisc->users) == 1, 5 * HZ);
- if (ret < 0)
- return ret;
return ret > 0 ? 0 : -EBUSY;
}
return ret > 0 ? 0 : -EBUSY;
}