linux-kernel - Re: [Patch v7 05/18] ACPI: Correct return value of acpi_dev_resource_address

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Date:	Mon, 27 Oct 2014 23:30:40 +0100
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>, Len Brown <lenb@...nel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Joerg Roedel <joro@...tes.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-acpi@...r.kernel.org
Subject: Re: [Patch v7 05/18] ACPI: Correct return value of acpi_dev_resource_address_space()

On Monday, October 27, 2014 01:21:35 PM Jiang Liu wrote:
> Change acpi_dev_resource_address_space() to return failure if the
> acpi_resource structure can't be converted to an ACPI address64
> structure, so caller could correctly detect failure.
> 
> Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>

ACK

> ---
>  drivers/acpi/resource.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
> index 2ba8f02ced36..782a0d15c25f 100644
> --- a/drivers/acpi/resource.c
> +++ b/drivers/acpi/resource.c
> @@ -200,7 +200,7 @@ bool acpi_dev_resource_address_space(struct acpi_resource *ares,
>  
>  	status = acpi_resource_to_address64(ares, &addr);
>  	if (ACPI_FAILURE(status))
> -		return true;
> +		return false;
>  
>  	res->start = addr.minimum;
>  	res->end = addr.maximum;
> 

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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