linux-kernel - Re: [PATCH] ACPI/fan: Initialize acpi

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Message-ID: <CAFoFrHaUbjHbvDDVO0+1j4WSTdhdrWF64MrNvzKNJXaLKSv_jw@mail.gmail.com>
Date:	Thu, 27 Jun 2013 18:37:35 +0530
From:	Naresh Bhat <naresh.bhat@...aro.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	linux-acpi@...r.kernel.org, len.brown@...el.com,
	patches@...aro.org, linaro-kernel@...ts.linaro.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ACPI/fan: Initialize acpi_state variable

Hi Rafael,

You mean I need to initialize using ACPI_STATE_D0 ? and resend the patch ?

Thanks
-Naresh Bhat

On 27 June 2013 17:58, Rafael J. Wysocki <rjw@...k.pl> wrote:
> On Thursday, June 27, 2013 04:38:34 PM naresh.bhat@...aro.org wrote:
>> From: Naresh Bhat <naresh.bhat@...aro.org>
>>
>>   CC      drivers/acpi/fan.o
>> drivers/acpi/fan.c: In function ‘fan_get_cur_state’:
>> drivers/acpi/fan.c:96:9: warning: ‘acpi_state’ may be used uninitialized in this function [-Wuninitialized]
>> ---
>>  drivers/acpi/fan.c |    2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
>> index f815da8..f61f7fd 100644
>> --- a/drivers/acpi/fan.c
>> +++ b/drivers/acpi/fan.c
>> @@ -84,7 +84,7 @@ static int fan_get_cur_state(struct thermal_cooling_device *cdev, unsigned long
>>  {
>>       struct acpi_device *device = cdev->devdata;
>>       int result;
>> -     int acpi_state;
>> +     int acpi_state = 0;
>
> Please use an appropriate symbol here.
>
>>
>>       if (!device)
>>               return -EINVAL;
>>
>
> Thanks,
> Rafael
>
>
> --
> I speak only for myself.
> Rafael J. Wysocki, Intel Open Source Technology Center.
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