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USB: serial: upd78f0730: make constants static

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Some local constants don't change from call to call and are good
candidates to become static. This will prevent copying of these
constants to stack during runtime.

Signed-off-by: Maksim Salau <maksim.salau@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Maksim Salau 2017-04-24 12:59:53 +03:00 committed by Johan Hovold
parent 5ed02dbb49
commit 4cd4475eff
1 changed files with 3 additions and 3 deletions
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6
drivers/usb/serial/upd78f0730.c
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@ -288,7 +288,7 @@ static void upd78f0730_dtr_rts(struct usb_serial_port *port, int on)
static speed_t upd78f0730_get_baud_rate(struct tty_struct *tty)
{
const speed_t baud_rate = tty_get_baud_rate(tty);
const speed_t supported[] = {
static const speed_t supported[] = {
0, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 153600
};
int i;
@ -384,7 +384,7 @@ static void upd78f0730_set_termios(struct tty_struct *tty,
static int upd78f0730_open(struct tty_struct *tty, struct usb_serial_port *port)
{
struct upd78f0730_open_close request = {
static const struct upd78f0730_open_close request = {
.opcode = UPD78F0730_CMD_OPEN_CLOSE,
.state = UPD78F0730_PORT_OPEN
};
@ -402,7 +402,7 @@ static int upd78f0730_open(struct tty_struct *tty, struct usb_serial_port *port)
static void upd78f0730_close(struct usb_serial_port *port)
{
struct upd78f0730_open_close request = {
static const struct upd78f0730_open_close request = {
.opcode = UPD78F0730_CMD_OPEN_CLOSE,
.state = UPD78F0730_PORT_CLOSE
};