linux-kernel - [PATCH] au1550nd.c: use kzalloc()

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Message-ID: <BD79186B4FD85F4B8E60E381CAEE19090200EA44@mi8nycmail19.Mi8.com>
Date:	Mon, 14 Dec 2009 16:04:07 -0500
From:	"H Hartley Sweeten" <hartleys@...ionengravers.com>
To:	"kernel list" <linux-kernel@...r.kernel.org>,
	<linux-mtd@...ts.infradead.org>
Cc:	"David Woodhouse" <dwmw2@...radead.org>
Subject: [PATCH] au1550nd.c: use kzalloc()

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

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: David Woodhouse <dwmw2@...radead.org>

---

diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c
index 92c334f..de190b8 100644
--- a/drivers/mtd/nand/au1550nd.c
+++ b/drivers/mtd/nand/au1550nd.c
@@ -450,7 +450,7 @@ static int __init au1xxx_nand_init(void)
 	u32 nand_phys;
 
 	/* Allocate memory for MTD device structure and private data */
-	au1550_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
+	au1550_mtd = kzalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!au1550_mtd) {
 		printk("Unable to allocate NAND MTD dev structure.\n");
 		return -ENOMEM;
@@ -459,10 +459,6 @@ static int __init au1xxx_nand_init(void)
 	/* Get pointer to private data */
 	this = (struct nand_chip *)(&au1550_mtd[1]);
 
-	/* Initialize structures */
-	memset(au1550_mtd, 0, sizeof(struct mtd_info));
-	memset(this, 0, sizeof(struct nand_chip));
-
 	/* Link the private data with the MTD structure */
 	au1550_mtd->priv = this;
 	au1550_mtd->owner = THIS_MODULE; 
--
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