linux-kernel - Re: [PATCH v2 20/29] scsi: aic7xxx: aic7xxx

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Message-ID: <2c38b2b2-d6b4-8a3e-3dd5-8bd511d8396a@suse.de>
Date:   Tue, 14 Jul 2020 09:07:38 +0200
From:   Hannes Reinecke <hare@...e.de>
To:     Lee Jones <lee.jones@...aro.org>, jejb@...ux.ibm.com,
        martin.petersen@...cle.com
Cc:     linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
        Hannes Reinecke <hare@...e.com>,
        "Daniel M. Eischen" <deischen@...rks.InterWorks.org>,
        Doug Ledford <dledford@...hat.com>
Subject: Re: [PATCH v2 20/29] scsi: aic7xxx: aic7xxx_osm: Remove unused
 variable 'targ'

On 7/13/20 9:46 AM, Lee Jones wrote:
> Looks like checking the 'targ' was removed in 2005.
> 
> Fixes the following W=1 kernel build warning(s):
> 
>   drivers/scsi/aic7xxx/aic7xxx_osm.c: In function ‘ahc_send_async’:
>   drivers/scsi/aic7xxx/aic7xxx_osm.c:1604:28: warning: variable ‘targ’ set but not used [-Wunused-but-set-variable]
>   1604 | struct ahc_linux_target *targ;
>   | ^~~~
> 
> Cc: Hannes Reinecke <hare@...e.com>
> Cc: "Daniel M. Eischen" <deischen@...rks.InterWorks.org>
> Cc: Doug Ledford <dledford@...hat.com>
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>   drivers/scsi/aic7xxx/aic7xxx_osm.c | 2 --
>   1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
> index cc4c7b1781466..ed437c16de881 100644
> --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
> +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
> @@ -1592,7 +1592,6 @@ ahc_send_async(struct ahc_softc *ahc, char channel,
>   	case AC_TRANSFER_NEG:
>   	{
>   		struct	scsi_target *starget;
> -		struct	ahc_linux_target *targ;
>   		struct	ahc_initiator_tinfo *tinfo;
>   		struct	ahc_tmode_tstate *tstate;
>   		int	target_offset;
> @@ -1626,7 +1625,6 @@ ahc_send_async(struct ahc_softc *ahc, char channel,
>   		starget = ahc->platform_data->starget[target_offset];
>   		if (starget == NULL)
>   			break;
> -		targ = scsi_transport_target_data(starget);
>   
>   		target_ppr_options =
>   			(spi_dt(starget) ? MSG_EXT_PPR_DT_REQ : 0)
> 
Reviewed-by: Hannes Reinecke <hare@...e.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke            Teamlead Storage & Networking
hare@...e.de                               +49 911 74053 688
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