linux-kernel - [PATCH 1/1] fs/ubifs/super.c: replace count*size kzalloc by kcalloc

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Message-Id: <1403541683-10898-1-git-send-email-fabf@skynet.be>
Date:	Mon, 23 Jun 2014 18:41:23 +0200
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel@...r.kernel.org
Cc:	Fabian Frederick <fabf@...net.be>,
	Artem Bityutskiy <dedekind1@...il.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	linux-mtd@...ts.infradead.org
Subject: [PATCH 1/1] fs/ubifs/super.c: replace count*size kzalloc by kcalloc

kcalloc manages count*sizeof overflow.

Cc: Artem Bityutskiy <dedekind1@...il.com>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: linux-mtd@...ts.infradead.org
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 fs/ubifs/super.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 3904c85..537b91d 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -796,8 +796,8 @@ static int alloc_wbufs(struct ubifs_info *c)
 {
 	int i, err;
 
-	c->jheads = kzalloc(c->jhead_cnt * sizeof(struct ubifs_jhead),
-			   GFP_KERNEL);
+	c->jheads = kcalloc(c->jhead_cnt, sizeof(struct ubifs_jhead),
+			    GFP_KERNEL);
 	if (!c->jheads)
 		return -ENOMEM;
 
-- 
1.8.4.5

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