linux-kernel - [PATCH] dm-mpath: kmalloc+memset -> kzalloc

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: <20060809151746.GA31694@rere.qmqm.pl>
Date:	Wed, 9 Aug 2006 17:17:46 +0200
From:	Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:	dm-devel@...hat.com
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] dm-mpath: kmalloc+memset -> kzalloc

Use kzalloc() instead of kmalloc() + memset().

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>

diff -urN linux-2.6.17.8-routes-esfq-mq/drivers/md/dm-mpath.c linux-fixes/drivers/md/dm-mpath.c
--- linux-2.6.17.8-routes-esfq-mq/drivers/md/dm-mpath.c	2006-08-07 15:25:07.000000000 +0200
+++ linux-fixes/drivers/md/dm-mpath.c	2006-08-09 17:05:48.000000000 +0200
@@ -113,12 +113,10 @@
 
 static struct pgpath *alloc_pgpath(void)
 {
-	struct pgpath *pgpath = kmalloc(sizeof(*pgpath), GFP_KERNEL);
+	struct pgpath *pgpath = kzalloc(sizeof(*pgpath), GFP_KERNEL);
 
-	if (pgpath) {
-		memset(pgpath, 0, sizeof(*pgpath));
+	if (pgpath)
 		pgpath->path.is_active = 1;
-	}
 
 	return pgpath;
 }
@@ -132,12 +130,10 @@
 {
 	struct priority_group *pg;
 
-	pg = kmalloc(sizeof(*pg), GFP_KERNEL);
-	if (!pg)
-		return NULL;
+	pg = kzalloc(sizeof(*pg), GFP_KERNEL);
 
-	memset(pg, 0, sizeof(*pg));
-	INIT_LIST_HEAD(&pg->pgpaths);
+	if (pg)
+		INIT_LIST_HEAD(&pg->pgpaths);
 
 	return pg;
 }
@@ -171,9 +167,8 @@
 {
 	struct multipath *m;
 
-	m = kmalloc(sizeof(*m), GFP_KERNEL);
+	m = kzalloc(sizeof(*m), GFP_KERNEL);
 	if (m) {
-		memset(m, 0, sizeof(*m));
 		INIT_LIST_HEAD(&m->priority_groups);
 		spin_lock_init(&m->lock);
 		m->queue_io = 1;
-
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/