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From: Jacek Anaszewski <j.anaszewski@samsung.com>
To: Andrzej Hajda <a.hajda@samsung.com>
Cc: linux-kernel@vger.kernel.org,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Richard Purdie <rpurdie@rpsys.net>,
	linux-leds@vger.kernel.org
Subject: Re: [PATCH 30/38] leds: flash: remove invalid check
Date: Tue, 22 Sep 2015 09:36:43 +0200	[thread overview]
Message-ID: <5601050B.1000802@samsung.com> (raw)
In-Reply-To: <1442842450-29769-31-git-send-email-a.hajda@samsung.com>

Hi Andrzej,

On 09/21/2015 03:34 PM, Andrzej Hajda wrote:
> Unsigned cannot be lesser than zero.
>
> The problem has been detected using proposed semantic patch
> scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].
>
> [1]: http://permalink.gmane.org/gmane.linux.kernel/2038576
>
> Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
> ---
>   drivers/leds/led-class-flash.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/leds/led-class-flash.c b/drivers/leds/led-class-flash.c
> index 3b25734..c209077 100644
> --- a/drivers/leds/led-class-flash.c
> +++ b/drivers/leds/led-class-flash.c
> @@ -108,7 +108,7 @@ static ssize_t flash_strobe_store(struct device *dev,
>   	if (ret)
>   		goto unlock;
>
> -	if (state < 0 || state > 1) {
> +	if (state > 1) {
>   		ret = -EINVAL;
>   		goto unlock;
>   	}
>

Merged, thanks.

-- 
Best Regards,
Jacek Anaszewski

  reply	other threads:[~2015-09-22  7:36 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-21 13:33 [PATCH 00/38] Fixes related to incorrect usage of unsigned types Andrzej Hajda
2015-09-21 13:34 ` [PATCH 30/38] leds: flash: remove invalid check Andrzej Hajda
2015-09-22  7:36   ` Jacek Anaszewski [this message]
2015-09-21 13:34 ` [PATCH 31/38] leds: tca6507: " Andrzej Hajda
2015-09-22  7:37   ` Jacek Anaszewski
     [not found] ` <1442842450-29769-1-git-send-email-a.hajda-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2015-09-21 13:42   ` [PATCH 00/38] Fixes related to incorrect usage of unsigned types David Howells
2015-09-22  9:13     ` Andrzej Hajda
2015-09-22  9:46       ` Jacek Anaszewski

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