tty: moxa: use semi-colons instead of commas

This code works but it's cleaner to use a semi-colon to end a statement
instead of a comma.
Acked-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20210825072405.GA13013@kiliSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/moxa.c

@@ -2034,10 +2034,10 @@ static int moxa_get_serial_info(struct tty_struct *tty,
 	if (!info)
 		return -ENODEV;
 	mutex_lock(&info->port.mutex);
-	ss->type = info->type,
-	ss->line = info->port.tty->index,
-	ss->flags = info->port.flags,
-	ss->baud_base = 921600,
+	ss->type = info->type;
+	ss->line = info->port.tty->index;
+	ss->flags = info->port.flags;
+	ss->baud_base = 921600;
 	ss->close_delay = jiffies_to_msecs(info->port.close_delay) / 10;
 	mutex_unlock(&info->port.mutex);
 	return 0;