linux-kernel - Re: [PATCH 1/1] Ath9k: fix uninitialized value in ath9k_hw

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Date:	Fri, 10 Oct 2008 12:00:17 -0700
From:	"Luis R. Rodriguez" <lrodriguez@...eros.com>
To:	"David Miller" <davem@...emloft.net>
Cc:	jirislaby@...il.com, linville@...driver.com,
	linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
	jmalinen@...eros.com
Subject: Re: [PATCH 1/1] Ath9k: fix uninitialized value in ath9k_hw_reset

On Fri, Oct 10, 2008 at 11:53 AM, David Miller <davem@...emloft.net> wrote:
> From: Jiri Slaby <jirislaby@...il.com>
> Date: Fri, 10 Oct 2008 19:56:43 +0200
>
>> status ath9k_hw_reset() parameter should be set in every case, since
>> it is used in callers to find out an error code.
>>
>> Signed-off-by: Jiri Slaby <jirislaby@...il.com>
>> Cc: Luis R. Rodriguez <lrodriguez@...eros.com>
>> Cc: Jouni Malinen <jmalinen@...eros.com>
>> ---
>>  drivers/net/wireless/ath9k/hw.c |    2 +-
>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
>> index 62e44a0..fb6727b 100644
>> --- a/drivers/net/wireless/ath9k/hw.c
>> +++ b/drivers/net/wireless/ath9k/hw.c
>> @@ -5893,7 +5893,7 @@ bool ath9k_hw_reset(struct ath_hal *ah,
>>       }
>>
>>       if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
>> -             return false;
>> +             FAIL(-EIO);
>>
>
> This fix may be correct, but this is the first time I've noticed
> these error status updating macros and they are super ugly.
>
> I really think they should be removed.  Someone casually scanning
> this code won't be able to discern the side effects and that makes
> auditing harder and more error prone.

Agreed, patches welcomed.

  Luis
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