kmalloc + memset -> kzalloc conversion

@@ -715,7 +715,6 @@ edd_device_register(struct edd_device *e
 
 	if (!edev)
 		return 1;
-	memset(edev, 0, sizeof (*edev));
 	edd_dev_set_info(edev, i);
 	kobject_set_name(&edev->kobj, "int13_dev%02x",
 			 0x80 + i);

@@ -756,7 +755,7 @@ edd_init(void)
 		return rc;
 
 	for (i = 0; i < edd_num_devices() && !rc; i++) {
-		edev = kmalloc(sizeof (*edev), GFP_KERNEL);
+		edev = kzalloc(sizeof (*edev), GFP_KERNEL);
 		if (!edev)
 			return -ENOMEM;
 

@@ -614,16 +614,14 @@ efivar_create_sysfs_entry(unsigned long 
 	char *short_name;
 	struct efivar_entry *new_efivar;
 
-	short_name = kmalloc(short_name_size + 1, GFP_KERNEL);
-	new_efivar = kmalloc(sizeof(struct efivar_entry), GFP_KERNEL);
+	short_name = kzalloc(short_name_size + 1, GFP_KERNEL);
+	new_efivar = kzalloc(sizeof(struct efivar_entry), GFP_KERNEL);
 
 	if (!short_name || !new_efivar)  {
 		kfree(short_name);
 		kfree(new_efivar);
 		return 1;
 	}
-	memset(short_name, 0, short_name_size+1);
-	memset(new_efivar, 0, sizeof(struct efivar_entry));
 
 	memcpy(new_efivar->var.VariableName, variable_name,
 		variable_name_size);

@@ -674,14 +672,12 @@ efivars_init(void)
 	if (!efi_enabled)
 		return -ENODEV;
 
-	variable_name = kmalloc(variable_name_size, GFP_KERNEL);
+	variable_name = kzalloc(variable_name_size, GFP_KERNEL);
 	if (!variable_name) {
 		printk(KERN_ERR "efivars: Memory allocation failed.\n");
 		return -ENOMEM;
 	}
 
-	memset(variable_name, 0, variable_name_size);
-
 	printk(KERN_INFO "EFI Variables Facility v%s %s\n", EFIVARS_VERSION,
 	       EFIVARS_DATE);