rtc: rtc-ds2404: constify ds2404_chip_ops structures

JuliaLawall · alexandrebelloni · commit c4c23f58a96d · 2016-01-11T20:22:27.000+01:00
The ds2404_chip_ops structure is never modified, so declare it as const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall &lt;Julia.Lawall@lip6.fr&gt;
Signed-off-by: Alexandre Belloni &lt;alexandre.belloni@free-electrons.com&gt;
diff --git 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,
 };
