linux-kernel - [PATCH] scsi:libiscsi: remove unnecessary memset in iscsi_conn

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Date:   Thu, 17 Mar 2022 11:01:16 -0400
From:   Wenchao Hao <haowenchao@...wei.com>
To:     Lee Duncan <lduncan@...e.com>, Chris Leech <cleech@...hat.com>,
        "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        Mike Christie <michael.christie@...cle.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        <open-iscsi@...glegroups.com>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Zhiqiang Liu <liuzhiqiang26@...wei.com>, Wu Bo <wubo40@...wei.com>,
        <linfeilong@...wei.com>, Wenchao Hao <haowenchao@...wei.com>
Subject: [PATCH] scsi:libiscsi: remove unnecessary memset in iscsi_conn_setup

iscsi_cls_conn is alloced by kzalloc(), the whole iscsi_cls_conn is
zero filled already including the dd_data. So it is unnecessary to
call memset again.

Signed-off-by: Wenchao Hao <haowenchao@...wei.com>
Reviewed-by: Wu Bo <wubo40@...wei.com>
Reviewed-by: Lee Duncan <lduncan@...e.com>
---
 drivers/scsi/libiscsi.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index d09926e6c8a8..cf4211c6500d 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -3045,7 +3045,6 @@ iscsi_conn_setup(struct iscsi_cls_session *cls_session, int dd_size,
 	if (!cls_conn)
 		return NULL;
 	conn = cls_conn->dd_data;
-	memset(conn, 0, sizeof(*conn) + dd_size);
 
 	conn->dd_data = cls_conn->dd_data + sizeof(*conn);
 	conn->session = session;
-- 
2.32.0