linux-kernel - Re: [PATCH v2] scsi: bnx2i: bnx2i_iscsi.c: Cleaning up variable is set more than once

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Date:	Thu, 26 Jun 2014 14:14:26 +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 v2] scsi: bnx2i: bnx2i_iscsi.c:  Cleaning up variable
 is set more than once



On 06/26/2014 01:54 PM, Rickard Strandqvist wrote:
> A struct member variable is set to different values without having used in between.

It is almost ok for me but I think you should mention that it also fixes a bug,
or the commit message will be misleading.

> 
> 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 |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
> index 166543f..4e17a7f 100644
> --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
> +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
> @@ -1643,12 +1643,11 @@ 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;
>  	stats->timeout_err = 0;
> -	stats->custom_length = 0;
> +	stats->custom_length = 3;
>  }
>  
>  
> 
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