[MTD] pmc551 use kzalloc

Use kzalloc instad of kmalloc+memset(0).
Signed-off-by: NJiri Slaby <jirislaby@gmail.com>
Signed-off-by: NDavid Woodhouse <dwmw2@infradead.org>

drivers/mtd/devices/pmc551.c

@@ -732,23 +732,20 @@ static int __init init_pmc551(void)
 			msize = length;
 		}
 
-		mtd = kmalloc(sizeof(struct mtd_info), GFP_KERNEL);
+		mtd = kzalloc(sizeof(struct mtd_info), GFP_KERNEL);
 		if (!mtd) {
 			printk(KERN_NOTICE "pmc551: Cannot allocate new MTD "
 				"device.\n");
 			break;
 		}
 
-		memset(mtd, 0, sizeof(struct mtd_info));
-
-		priv = kmalloc(sizeof(struct mypriv), GFP_KERNEL);
+		priv = kzalloc(sizeof(struct mypriv), GFP_KERNEL);
 		if (!priv) {
 			printk(KERN_NOTICE "pmc551: Cannot allocate new MTD "
 				"device.\n");
 			kfree(mtd);
 			break;
 		}
-		memset(priv, 0, sizeof(*priv));
 		mtd->priv = priv;
 		priv->dev = PCI_Device;