linux-kernel - Re: [RESEND PATCH 1/4] ACPI/PM: Fix acpi_bus_get_device() check in drivers/acpi/device

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Date:	Thu, 31 Jan 2013 21:21:57 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>
Cc:	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Yinghai Lu <yinghai@...nel.org>, Toshi Kani <toshi.kani@...com>
Subject: Re: [RESEND PATCH 1/4] ACPI/PM: Fix acpi_bus_get_device() check in drivers/acpi/device_pm.c

On Thursday, January 31, 2013 12:22:14 PM Yasuaki Ishimatsu wrote:
> I fogot to change subject. So I resend a patch.

I have applied patches [1-3/4] to my bleeding-edge branch, but please note that
something (probably your MUA) added a space in front of every line originally
starting with a space.

Thanks,
Rafael


> ---
> acpi_bus_get_device() returns int not acpi_status.
> 
> The patch change not to apply ACPI_FAILURE() to the return value of
> acpi_bus_get_device().
> 
> Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@...fujitsu.com>
> ---
>   drivers/acpi/device_pm.c |    6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> Index: linux-pm/drivers/acpi/device_pm.c
> ===================================================================
> --- linux-pm.orig/drivers/acpi/device_pm.c	2013-01-31 11:04:30.000000000 +0900
> +++ linux-pm/drivers/acpi/device_pm.c	2013-01-31 11:28:51.366849592 +0900
> @@ -213,7 +213,7 @@ int acpi_pm_device_sleep_state(struct de
>   	acpi_handle handle = DEVICE_ACPI_HANDLE(dev);
>   	struct acpi_device *adev;
>   
> -	if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &adev))) {
> +	if (!handle || acpi_bus_get_device(handle, &adev)) {
>   		dev_dbg(dev, "ACPI handle without context in %s!\n", __func__);
>   		return -ENODEV;
>   	}
> @@ -290,7 +290,7 @@ int acpi_pm_device_run_wake(struct devic
>   		return -EINVAL;
>   
>   	handle = DEVICE_ACPI_HANDLE(phys_dev);
> -	if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &adev))) {
> +	if (!handle || acpi_bus_get_device(handle, &adev)) {
>   		dev_dbg(phys_dev, "ACPI handle without context in %s!\n",
>   			__func__);
>   		return -ENODEV;
> @@ -334,7 +334,7 @@ int acpi_pm_device_sleep_wake(struct dev
>   		return -EINVAL;
>   
>   	handle = DEVICE_ACPI_HANDLE(dev);
> -	if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &adev))) {
> +	if (!handle || acpi_bus_get_device(handle, &adev)) {
>   		dev_dbg(dev, "ACPI handle without context in %s!\n", __func__);
>   		return -ENODEV;
>   	}
> 
> --
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-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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