From a8c11c1520347be74b02312d10ef686b01b525f1 Mon Sep 17 00:00:00 2001 From: Ilpo Järvinen Date: Tue, 16 Aug 2022 14:57:39 +0300 Subject: tty: Make ->set_termios() old ktermios const MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit There should be no reason to adjust old ktermios which is going to get discarded anyway. Reviewed-by: Andy Shevchenko Signed-off-by: Ilpo Järvinen Link: https://lore.kernel.org/r/20220816115739.10928-9-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/tty/moxa.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers/tty/moxa.c') diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c index f3c72ab1476c..35b6fddf0341 100644 --- a/drivers/tty/moxa.c +++ b/drivers/tty/moxa.c @@ -491,7 +491,7 @@ static int moxa_write(struct tty_struct *, const unsigned char *, int); static unsigned int moxa_write_room(struct tty_struct *); static void moxa_flush_buffer(struct tty_struct *); static unsigned int moxa_chars_in_buffer(struct tty_struct *); -static void moxa_set_termios(struct tty_struct *, struct ktermios *); +static void moxa_set_termios(struct tty_struct *, const struct ktermios *); static void moxa_stop(struct tty_struct *); static void moxa_start(struct tty_struct *); static void moxa_hangup(struct tty_struct *); @@ -499,7 +499,7 @@ static int moxa_tiocmget(struct tty_struct *tty); static int moxa_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear); static void moxa_poll(struct timer_list *); -static void moxa_set_tty_param(struct tty_struct *, struct ktermios *); +static void moxa_set_tty_param(struct tty_struct *, const struct ktermios *); static void moxa_shutdown(struct tty_port *); static int moxa_carrier_raised(struct tty_port *); static void moxa_dtr_rts(struct tty_port *, int); @@ -1602,7 +1602,7 @@ static int moxa_tiocmset(struct tty_struct *tty, } static void moxa_set_termios(struct tty_struct *tty, - struct ktermios *old_termios) + const struct ktermios *old_termios) { struct moxa_port *ch = tty->driver_data; @@ -1761,7 +1761,8 @@ static void moxa_poll(struct timer_list *unused) /******************************************************************************/ -static void moxa_set_tty_param(struct tty_struct *tty, struct ktermios *old_termios) +static void moxa_set_tty_param(struct tty_struct *tty, + const struct ktermios *old_termios) { register struct ktermios *ts = &tty->termios; struct moxa_port *ch = tty->driver_data; -- cgit v1.2.3