diff mbox

[v3,1/3] watchdog: s3c2410: Constify local structures

Message ID 20170313190726.2988-2-krzk@kernel.org (mailing list archive)
State Not Applicable
Headers show

Commit Message

Krzysztof Kozlowski March 13, 2017, 7:07 p.m. UTC
Structures watchdog_device, watchdog_ops and s3c2410_wdt_variant are not
modified so they can be made const to increase code safeness.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 drivers/watchdog/s3c2410_wdt.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Bartlomiej Zolnierkiewicz March 14, 2017, 1:11 p.m. UTC | #1
On Monday, March 13, 2017 09:07:24 PM Krzysztof Kozlowski wrote:
> Structures watchdog_device, watchdog_ops and s3c2410_wdt_variant are not
> modified so they can be made const to increase code safeness.
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

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Guenter Roeck March 14, 2017, 1:47 p.m. UTC | #2
On 03/13/2017 12:07 PM, Krzysztof Kozlowski wrote:
> Structures watchdog_device, watchdog_ops and s3c2410_wdt_variant are not
> modified so they can be made const to increase code safeness.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

Reviewed-by: Guenter Roeck <linux@roeck-us.net>

> ---
>  drivers/watchdog/s3c2410_wdt.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
> index 6ed97596ca80..52b66bcdd1ef 100644
> --- a/drivers/watchdog/s3c2410_wdt.c
> +++ b/drivers/watchdog/s3c2410_wdt.c
> @@ -131,7 +131,7 @@ struct s3c2410_wdt {
>  	unsigned long		wtdat_save;
>  	struct watchdog_device	wdt_device;
>  	struct notifier_block	freq_transition;
> -	struct s3c2410_wdt_variant *drv_data;
> +	const struct s3c2410_wdt_variant *drv_data;
>  	struct regmap *pmureg;
>  };
>
> @@ -401,7 +401,7 @@ static const struct watchdog_ops s3c2410wdt_ops = {
>  	.restart = s3c2410wdt_restart,
>  };
>
> -static struct watchdog_device s3c2410_wdd = {
> +static const struct watchdog_device s3c2410_wdd = {
>  	.info = &s3c2410_wdt_ident,
>  	.ops = &s3c2410wdt_ops,
>  	.timeout = S3C2410_WATCHDOG_DEFAULT_TIME,
> @@ -507,7 +507,7 @@ static inline unsigned int s3c2410wdt_get_bootstatus(struct s3c2410_wdt *wdt)
>  	return 0;
>  }
>
> -static inline struct s3c2410_wdt_variant *
> +static inline const struct s3c2410_wdt_variant *
>  s3c2410_get_wdt_drv_data(struct platform_device *pdev)
>  {
>  	if (pdev->dev.of_node) {
>

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diff mbox

Patch

diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 6ed97596ca80..52b66bcdd1ef 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -131,7 +131,7 @@  struct s3c2410_wdt {
 	unsigned long		wtdat_save;
 	struct watchdog_device	wdt_device;
 	struct notifier_block	freq_transition;
-	struct s3c2410_wdt_variant *drv_data;
+	const struct s3c2410_wdt_variant *drv_data;
 	struct regmap *pmureg;
 };
 
@@ -401,7 +401,7 @@  static const struct watchdog_ops s3c2410wdt_ops = {
 	.restart = s3c2410wdt_restart,
 };
 
-static struct watchdog_device s3c2410_wdd = {
+static const struct watchdog_device s3c2410_wdd = {
 	.info = &s3c2410_wdt_ident,
 	.ops = &s3c2410wdt_ops,
 	.timeout = S3C2410_WATCHDOG_DEFAULT_TIME,
@@ -507,7 +507,7 @@  static inline unsigned int s3c2410wdt_get_bootstatus(struct s3c2410_wdt *wdt)
 	return 0;
 }
 
-static inline struct s3c2410_wdt_variant *
+static inline const struct s3c2410_wdt_variant *
 s3c2410_get_wdt_drv_data(struct platform_device *pdev)
 {
 	if (pdev->dev.of_node) {