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* [PATCH] watchdog: test_bit() => watchdog_active()
@ 2020-05-29  1:24 Bumsik Kim
  2020-05-29 16:52 ` Guenter Roeck
  0 siblings, 1 reply; 2+ messages in thread
From: Bumsik Kim @ 2020-05-29  1:24 UTC (permalink / raw)
  To: wim, linux, corbet; +Cc: linux-kernel, linux-watchdog, Bumsik Kim

Use the dedicated function watchdog_active()
instead of the generic test_bit() function.

It is done using the following Coccinelle script:

@@
identifier wdd;
@@
- test_bit(WDOG_ACTIVE, &wdd->status)
+ watchdog_active(wdd)

Signed-off-by: Bumsik Kim <k.bumsik@gmail.com>
---
 drivers/watchdog/watchdog_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
index 7e4cd34a8c20..3ae608d78af2 100644
--- a/drivers/watchdog/watchdog_dev.c
+++ b/drivers/watchdog/watchdog_dev.c
@@ -916,7 +916,7 @@ static int watchdog_release(struct inode *inode, struct file *file)
 	 * or if WDIOF_MAGICCLOSE is not set. If nowayout was set then
 	 * watchdog_stop will fail.
 	 */
-	if (!test_bit(WDOG_ACTIVE, &wdd->status))
+	if (!watchdog_active(wdd))
 		err = 0;
 	else if (test_and_clear_bit(_WDOG_ALLOW_RELEASE, &wd_data->status) ||
 		 !(wdd->info->options & WDIOF_MAGICCLOSE))
-- 
2.26.2


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] watchdog: test_bit() => watchdog_active()
  2020-05-29  1:24 [PATCH] watchdog: test_bit() => watchdog_active() Bumsik Kim
@ 2020-05-29 16:52 ` Guenter Roeck
  0 siblings, 0 replies; 2+ messages in thread
From: Guenter Roeck @ 2020-05-29 16:52 UTC (permalink / raw)
  To: Bumsik Kim; +Cc: wim, corbet, linux-kernel, linux-watchdog, Bumsik Kim

On Fri, May 29, 2020 at 10:24:28AM +0900, Bumsik Kim wrote:
> Use the dedicated function watchdog_active()
> instead of the generic test_bit() function.
> 
> It is done using the following Coccinelle script:
> 
> @@
> identifier wdd;
> @@
> - test_bit(WDOG_ACTIVE, &wdd->status)
> + watchdog_active(wdd)
> 
> Signed-off-by: Bumsik Kim <k.bumsik@gmail.com>

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

> ---
>  drivers/watchdog/watchdog_dev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
> index 7e4cd34a8c20..3ae608d78af2 100644
> --- a/drivers/watchdog/watchdog_dev.c
> +++ b/drivers/watchdog/watchdog_dev.c
> @@ -916,7 +916,7 @@ static int watchdog_release(struct inode *inode, struct file *file)
>  	 * or if WDIOF_MAGICCLOSE is not set. If nowayout was set then
>  	 * watchdog_stop will fail.
>  	 */
> -	if (!test_bit(WDOG_ACTIVE, &wdd->status))
> +	if (!watchdog_active(wdd))
>  		err = 0;
>  	else if (test_and_clear_bit(_WDOG_ALLOW_RELEASE, &wd_data->status) ||
>  		 !(wdd->info->options & WDIOF_MAGICCLOSE))
> -- 
> 2.26.2
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2020-05-29  1:24 [PATCH] watchdog: test_bit() => watchdog_active() Bumsik Kim
2020-05-29 16:52 ` Guenter Roeck

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