linux-kernel - [PATCH] pstore: zone: remove unnecessary 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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <20220318150305.4573-1-wanjiabing@vivo.com>
Date:   Fri, 18 Mar 2022 23:03:04 +0800
From:   Wan Jiabing <wanjiabing@...o.com>
To:     Kees Cook <keescook@...omium.org>,
        Anton Vorontsov <anton@...msg.org>,
        Colin Cross <ccross@...roid.com>,
        Tony Luck <tony.luck@...el.com>, linux-kernel@...r.kernel.org
Cc:     Wan Jiabing <wanjiabing@...o.com>
Subject: [PATCH] pstore: zone: remove unnecessary memset

zones is allocated by kcalloc(). The memory is set to zero.
It is unnecessary to call memset again.

Signed-off-by: Wan Jiabing <wanjiabing@...o.com>
---
 fs/pstore/zone.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/pstore/zone.c b/fs/pstore/zone.c
index 7c8f8feac6c3..27ee216345a5 100644
--- a/fs/pstore/zone.c
+++ b/fs/pstore/zone.c
@@ -1215,7 +1215,6 @@ static struct pstore_zone **psz_init_zones(enum pstore_type_id type,
 		pr_err("allocate for zones %s failed\n", name);
 		return ERR_PTR(-ENOMEM);
 	}
-	memset(zones, 0, c * sizeof(*zones));
 
 	for (i = 0; i < c; i++) {
 		zone = psz_init_zone(type, off, record_size);
-- 
2.35.1