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| author |   Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2022-08-16 14:57:39 +0300 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-30 14:22:35 +0200 |
| commit | a8c11c1520347be74b02312d10ef686b01b525f1 (patch) | |
| tree | 844ac1616819548ea62f687e6a97fcdd752f7738 /drivers/tty/serial/serial_core.c | |
| parent | usb: serial: Make ->set_termios() old ktermios const (diff) | |
| download | linux-dev-a8c11c1520347be74b02312d10ef686b01b525f1.tar.xz linux-dev-a8c11c1520347be74b02312d10ef686b01b525f1.zip | |
tty: Make ->set_termios() old ktermios const
There should be no reason to adjust old ktermios which is going to get
discarded anyway.
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220816115739.10928-9-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 04c0bb18cfd3..c7113182275a 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -49,7 +49,7 @@ static struct lock_class_key port_lock_key; #define RS485_MAX_RTS_DELAY 100 /* msecs */ static void uart_change_speed(struct tty_struct *tty, struct uart_state *state, - struct ktermios *old_termios); + const struct ktermios *old_termios); static void uart_wait_until_sent(struct tty_struct *tty, int timeout); static void uart_change_pm(struct uart_state *state, enum uart_pm_state pm_state); @@ -492,7 +492,7 @@ EXPORT_SYMBOL(uart_get_divisor); /* Caller holds port mutex */ static void uart_change_speed(struct tty_struct *tty, struct uart_state *state, - struct ktermios *old_termios) + const struct ktermios *old_termios) { struct uart_port *uport = uart_port_check(state); struct ktermios *termios; @@ -1619,7 +1619,7 @@ static void uart_set_ldisc(struct tty_struct *tty) } static void uart_set_termios(struct tty_struct *tty, - struct ktermios *old_termios) + const struct ktermios *old_termios) { struct uart_state *state = tty->driver_data; struct uart_port *uport; |