linux-kernel - Re: [PATCH 3/6] scsi: bnx2fc: remove useless calls to memset().

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 3 Dec 2012 14:16:59 -0800
From:	"Bhanu Prakash Gollapudi" <bprakash@...adcom.com>
To:	"Cyril Roelandt" <tipecaml@...il.com>
cc:	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	JBottomley@...allels.com, linux-scsi@...r.kernel.org
Subject: Re: [PATCH 3/6] scsi: bnx2fc: remove useless calls to memset().

On 12/01/2012 06:40 PM, Cyril Roelandt wrote:
> These calls are followed by calls to memcpy() on the same memory area, so they
> can be safely removed.
>
> Signed-off-by: Cyril Roelandt <tipecaml@...il.com>
> ---
>   drivers/scsi/bnx2fc/bnx2fc_hwi.c |    4 ----
>   1 file changed, 4 deletions(-)
>
> diff --git a/drivers/scsi/bnx2fc/bnx2fc_hwi.c b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
> index ef60afa..9be42b8 100644
> --- a/drivers/scsi/bnx2fc/bnx2fc_hwi.c
> +++ b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
> @@ -759,8 +759,6 @@ static void bnx2fc_process_unsol_compl(struct bnx2fc_rport *tgt, u16 wqe)
>   		case FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET:
>   			BNX2FC_TGT_DBG(tgt, "REC TOV popped for xid - 0x%x\n",
>   				   xid);
> -			memset(&io_req->err_entry, 0,
> -			       sizeof(struct fcoe_err_report_entry));
>   			memcpy(&io_req->err_entry, err_entry,
>   			       sizeof(struct fcoe_err_report_entry));
>   			if (!test_bit(BNX2FC_FLAG_SRR_SENT,
> @@ -847,8 +845,6 @@ ret_err_rqe:
>   			goto ret_warn_rqe;
>   		}
>   
> -		memset(&io_req->err_entry, 0,
> -		       sizeof(struct fcoe_err_report_entry));
>   		memcpy(&io_req->err_entry, err_entry,
>   		       sizeof(struct fcoe_err_report_entry));
>   
Acked-by: Bhanu Prakash Gollapudi <bprakash@...adcom.com>


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/