linux-kernel - Re: [PATCH] scsi: bnx2i: bnx2i_iscsi.c: Cleaning up variable is set more than once

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Message-ID: <53AADC16.9080301@redhat.com>
Date:	Wed, 25 Jun 2014 16:26:30 +0200
From:	Maurizio Lombardi <mlombard@...hat.com>
To:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Eddie Wai <eddie.wai@...adcom.com>,
	"James E.J. Bottomley" <JBottomley@...allels.com>
CC:	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scsi: bnx2i: bnx2i_iscsi.c:  Cleaning up variable is
 set more than once

Hi,

On 06/25/2014 04:04 PM, Rickard Strandqvist wrote:
> A struct member variable is set to different values without having used in between.
> 
> This was found using a static code analysis program called cppcheck
> 
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
> ---
>  drivers/scsi/bnx2i/bnx2i_iscsi.c |    1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
> index 166543f..fdf7bc3 100644
> --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
> +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
> @@ -1643,7 +1643,6 @@ static void bnx2i_conn_get_stats(struct iscsi_cls_conn *cls_conn,
>  	stats->r2t_pdus = conn->r2t_pdus_cnt;
>  	stats->tmfcmd_pdus = conn->tmfcmd_pdus_cnt;
>  	stats->tmfrsp_pdus = conn->tmfrsp_pdus_cnt;
> -	stats->custom_length = 3;
>  	strcpy(stats->custom[2].desc, "eh_abort_cnt");
>  	stats->custom[2].value = conn->eh_abort_cnt;
>  	stats->digest_err = 0;
> 

Eddie,

The code modifies the content of stats->custom[2], so shouldn't custom_length be set to 3?
Why is it set to zero at the end of this function?

Regards,
Maurizio Lombardi
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