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authorIlpo Järvinen <ilpo.jarvinen@linux.intel.com>2022-08-16 14:57:39 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-08-30 14:22:35 +0200
commita8c11c1520347be74b02312d10ef686b01b525f1 (patch)
tree844ac1616819548ea62f687e6a97fcdd752f7738 /drivers/usb/class/cdc-acm.c
parentf6d47fe5921a6d3f5a1a3d0b9a3dd34b8e295722 (diff)
downloadlinux-a8c11c1520347be74b02312d10ef686b01b525f1.tar.gz
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/usb/class/cdc-acm.c')
-rw-r--r--drivers/usb/class/cdc-acm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 483bcb1213f73b..46dbf907e4b565 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -51,7 +51,7 @@ static DEFINE_IDR(acm_minors);
static DEFINE_MUTEX(acm_minors_lock);
static void acm_tty_set_termios(struct tty_struct *tty,
- struct ktermios *termios_old);
+ const struct ktermios *termios_old);
/*
* acm_minors accessors
@@ -1049,7 +1049,7 @@ static int acm_tty_ioctl(struct tty_struct *tty,
}
static void acm_tty_set_termios(struct tty_struct *tty,
- struct ktermios *termios_old)
+ const struct ktermios *termios_old)
{
struct acm *acm = tty->driver_data;
struct ktermios *termios = &tty->termios;