On 03/11/2017 09:42 AM, 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@xxxxxxxxxx>
---
drivers/watchdog/s3c2410_wdt.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 6ed97596ca80..5eaec319e499 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,
@@ -507,15 +507,15 @@ 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) {
const struct of_device_id *match;
match = of_match_node(s3c2410_wdt_match, pdev->dev.of_node);
- return (struct s3c2410_wdt_variant *)match->data;
+ return (const struct s3c2410_wdt_variant *)match->data;
The const in this typecast isn't necessary.
} else {
- return (struct s3c2410_wdt_variant *)
+ return (const struct s3c2410_wdt_variant *)
Same here. Transition to const is automatic.
platform_get_device_id(pdev)->driver_data;
}
}
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