Re: [PATCH 1/1] Ath9k: fix uninitialized value in ath9k_hw_reset

[David Miller <davem@davemloft.net>]

From: Jiri Slaby <jirislaby@gmail.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@gmail.com>
> Cc: Luis R. Rodriguez <lrodriguez@atheros.com>
> Cc: Jouni Malinen <jmalinen@atheros.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.