linux-kernel - [PATCH] scsi: qla4xxx: Drop redundant memset

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Date:   Thu, 21 Apr 2022 17:24:50 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     Nilesh Javali <njavali@...vell.com>,
        Manish Rangankar <mrangankar@...vell.com>,
        <GR-QLogic-Storage-Upstream@...vell.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
CC:     Haowen Bai <baihaowen@...zu.com>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] scsi: qla4xxx: Drop redundant memset

The region set by the call to memset is immediately overwritten by the
subsequent call to memcpy. So we drop redundant memset.

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 drivers/scsi/qla4xxx/ql4_os.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 3f6cb2a5c2c2..9e849f6b0d0f 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -671,7 +671,6 @@ static void qla4xxx_create_chap_list(struct scsi_qla_host *ha)
 		goto exit_chap_list;
 	}
 
-	memset(ha->chap_list, 0, chap_size);
 	memcpy(ha->chap_list, chap_flash_data, chap_size);
 
 exit_chap_list:
-- 
2.7.4