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 14:12:26 +0200
From:	Maurizio Lombardi <mlombard@...hat.com>
To:	Joe Perches <joe@...ches.com>,
	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
CC:	Eddie Wai <eddie.wai@...adcom.com>,
	"James E.J. Bottomley" <JBottomley@...allels.com>,
	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 02:05 PM, Joe Perches wrote:
> On Thu, 2014-06-26 at 13:54 +0200, Rickard Strandqvist wrote:
>> A struct member variable is set to different values without having used in between.
> []
>> diff --git 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;
> 
> You are changing custom_length from 0 to 3.
> 
> Why is this correct?

http://marc.info/?l=linux-scsi&m=140371670511706&w=2
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