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* [PATCH] watchdog: alim1535_wdt: mark expected switch fall-through
@ 2017-11-02 19:25 Gustavo A. R. Silva
  2017-11-03 13:33 ` Guenter Roeck
  0 siblings, 1 reply; 2+ messages in thread
From: Gustavo A. R. Silva @ 2017-11-02 19:25 UTC (permalink / raw)
  To: Wim Van Sebroeck, Guenter Roeck
  Cc: linux-watchdog, linux-kernel, Gustavo A. R. Silva

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Notice that in this particular case I replaced "Fall" with a proper
"fall through" comment, which is what GCC is expecting to find.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
 drivers/watchdog/alim1535_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/alim1535_wdt.c b/drivers/watchdog/alim1535_wdt.c
index 3a17fbd..60f0c2e 100644
--- a/drivers/watchdog/alim1535_wdt.c
+++ b/drivers/watchdog/alim1535_wdt.c
@@ -223,8 +223,8 @@ static long ali_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 		if (ali_settimer(new_timeout))
 			return -EINVAL;
 		ali_keepalive();
-		/* Fall */
 	}
+		/* fall through */
 	case WDIOC_GETTIMEOUT:
 		return put_user(timeout, p);
 	default:
-- 
2.7.4

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

* Re: watchdog: alim1535_wdt: mark expected switch fall-through
  2017-11-02 19:25 [PATCH] watchdog: alim1535_wdt: mark expected switch fall-through Gustavo A. R. Silva
@ 2017-11-03 13:33 ` Guenter Roeck
  0 siblings, 0 replies; 2+ messages in thread
From: Guenter Roeck @ 2017-11-03 13:33 UTC (permalink / raw)
  To: Gustavo A. R. Silva; +Cc: Wim Van Sebroeck, linux-watchdog, linux-kernel

On Thu, Nov 02, 2017 at 02:25:09PM -0500, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
> 
> Notice that in this particular case I replaced "Fall" with a proper
> "fall through" comment, which is what GCC is expecting to find.
> 
> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>

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

> ---
>  drivers/watchdog/alim1535_wdt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/alim1535_wdt.c b/drivers/watchdog/alim1535_wdt.c
> index 3a17fbd..60f0c2e 100644
> --- a/drivers/watchdog/alim1535_wdt.c
> +++ b/drivers/watchdog/alim1535_wdt.c
> @@ -223,8 +223,8 @@ static long ali_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
>  		if (ali_settimer(new_timeout))
>  			return -EINVAL;
>  		ali_keepalive();
> -		/* Fall */
>  	}
> +		/* fall through */
>  	case WDIOC_GETTIMEOUT:
>  		return put_user(timeout, p);
>  	default:

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

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2017-11-02 19:25 [PATCH] watchdog: alim1535_wdt: mark expected switch fall-through Gustavo A. R. Silva
2017-11-03 13:33 ` Guenter Roeck

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