linux-kernel - [PATCH] rtc: rtc-ds2404: constify ds2404_chip

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Date:	Wed, 30 Dec 2015 21:59:34 +0100
From:	Julia Lawall <Julia.Lawall@...6.fr>
To:	Alessandro Zummo <a.zummo@...ertech.it>
Cc:	kernel-janitors@...r.kernel.org,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org
Subject: [PATCH] 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@...6.fr>

---
 drivers/rtc/rtc-ds2404.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-ds2404.c b/drivers/rtc/rtc-ds2404.c
index 7885edd..16310fe 100644
--- 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,
 };

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