linux-kernel - Re: [PATCH] drivers/platform/x86/thinkpad_acpi.c: don't test unsigned int for negativity

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Date:	Mon, 14 Jul 2014 20:02:43 -0300
From:	Henrique de Moraes Holschuh <hmh@....eng.br>
To:	Andrey Utkin <andrey.krieger.utkin@...il.com>
Cc:	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	platform-driver-x86@...r.kernel.org,
	ibm-acpi-devel@...ts.sourceforge.net, ibm-acpi@....eng.br,
	matthew.garrett@...ula.com
Subject: Re: [PATCH] drivers/platform/x86/thinkpad_acpi.c: don't test
 unsigned int for negativity

On Tue, 15 Jul 2014, Andrey Utkin wrote:
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=80231
> Reported-by: David Binderman <dcb314@...mail.com>
> Signed-off-by: Andrey Utkin <andrey.krieger.utkin@...il.com>

Acked-by: Henrique de Moraes Holschuh <hmh@....eng.br>

> ---
>  drivers/platform/x86/thinkpad_acpi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
> index d82f196..4d59b09 100644
> --- a/drivers/platform/x86/thinkpad_acpi.c
> +++ b/drivers/platform/x86/thinkpad_acpi.c
> @@ -6144,7 +6144,7 @@ static int brightness_set(unsigned int value)
>  {
>  	int res;
>  
> -	if (value > bright_maxlvl || value < 0)
> +	if (value > bright_maxlvl)
>  		return -EINVAL;
>  
>  	vdbg_printk(TPACPI_DBG_BRGHT,

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh
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