rtc: rtc-ds2404: constify ds2404_chip_ops structures

The ds2404_chip_ops structure is never modified, so declare it as const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

diff --git a/drivers/rtc/rtc-ds2404.c b/drivers/rtc/rtc-ds2404.c
index 7885edd..16310fe 100644 (file)
--- a/drivers/rtc/rtc-ds2404.c
+++ b/drivers/rtc/rtc-ds2404.c
@@ -48,7 +48,7 @@ struct ds2404_gpio {
 
 struct ds2404 {
        struct ds2404_gpio *gpio;
-       struct ds2404_chip_ops *ops;
+       const struct ds2404_chip_ops *ops;
        struct rtc_device *rtc;
 };
 
@@ -95,7 +95,7 @@ static void ds2404_gpio_unmap(struct ds2404 *chip)
                gpio_free(ds2404_gpio[i].gpio);
 }
 
-static struct ds2404_chip_ops ds2404_gpio_ops = {
+static const struct ds2404_chip_ops ds2404_gpio_ops = {
        .map_io         = ds2404_gpio_map,
        .unmap_io       = ds2404_gpio_unmap,
 };