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authorIlpo Järvinen <ilpo.jarvinen@linux.intel.com>2022-08-16 13:57:37 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-08-30 14:22:35 +0200
commitbec5b814d46c2a704c3c8148752e62a33e9fa6dc (patch)
tree1d7320169fd0c34a82960a0bb0974ccf4a656310 /drivers/tty/serial/8250/8250_mtk.c
parenttty: Make ldisc ->set_termios() old ktermios const (diff)
downloadlinux-bec5b814d46c2a704c3c8148752e62a33e9fa6dc.tar.xz
linux-bec5b814d46c2a704c3c8148752e62a33e9fa6dc.zip
serial: 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/20220816115739.10928-7-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/8250/8250_mtk.c')
-rw-r--r--drivers/tty/serial/8250/8250_mtk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index 54051ec7b499..fb1d5ec0940e 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -291,7 +291,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
static void
mtk8250_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
static const unsigned short fraction_L_mapping[] = {
0, 1, 0x5, 0x15, 0x55, 0x57, 0x57, 0x77, 0x7F, 0xFF, 0xFF