linux-kernel - [PATCH v3 1/5] scsi: ufs: Remove unnecessary memset for dev

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <20200516174615.15445-2-stanley.chu@mediatek.com>
Date:   Sun, 17 May 2020 01:46:11 +0800
From:   Stanley Chu <stanley.chu@...iatek.com>
To:     <linux-scsi@...r.kernel.org>, <martin.petersen@...cle.com>,
        <avri.altman@....com>, <alim.akhtar@...sung.com>,
        <jejb@...ux.ibm.com>, <asutoshd@...eaurora.org>
CC:     <beanhuo@...ron.com>, <cang@...eaurora.org>,
        <matthias.bgg@...il.com>, <bvanassche@....org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <kuohong.wang@...iatek.com>,
        <peter.wang@...iatek.com>, <chun-hung.wu@...iatek.com>,
        <andy.teng@...iatek.com>, Stanley Chu <stanley.chu@...iatek.com>
Subject: [PATCH v3 1/5] scsi: ufs: Remove unnecessary memset for dev_info

The whole UFS host instance has been zero-initialized by
scsi_host_alloc(), thus UFS driver does not need to clear
"dev_info" member specifically in ufshcd_device_params_init().

Simply remove the unnecessary code.

Signed-off-by: Stanley Chu <stanley.chu@...iatek.com>
---
 drivers/scsi/ufs/ufshcd.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index aca50ed39844..4a3f3648c64f 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -7262,9 +7262,6 @@ static int ufshcd_device_params_init(struct ufs_hba *hba)
 	bool flag;
 	int ret;
 
-	/* Clear any previous UFS device information */
-	memset(&hba->dev_info, 0, sizeof(hba->dev_info));
-
 	/* Init check for device descriptor sizes */
 	ufshcd_init_desc_sizes(hba);
 
-- 
2.18.0