char: Convert vmalloc/memset to vzalloc

Signed-off-by: NJoe Perches <joe@perches.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

drivers/char/agp/backend.c

@@ -171,7 +171,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
 	}
 	got_gatt = 1;
 
-	bridge->key_list = vmalloc(PAGE_SIZE * 4);
+	bridge->key_list = vzalloc(PAGE_SIZE * 4);
 	if (bridge->key_list == NULL) {
 		dev_err(&bridge->dev->dev,
 			"can't allocate memory for key lists\n");
@@ -181,7 +181,6 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
 	got_keylist = 1;
 
 	/* FIXME vmalloc'd memory not guaranteed contiguous */
-	memset(bridge->key_list, 0, PAGE_SIZE * 4);
 
 	if (bridge->driver->configure()) {
 		dev_err(&bridge->dev->dev, "error configuring host chipset\n");

drivers/char/raw.c

@@ -324,13 +324,12 @@ static int __init raw_init(void)
 		max_raw_minors = MAX_RAW_MINORS;
 	}
 
-	raw_devices = vmalloc(sizeof(struct raw_device_data) * max_raw_minors);
+	raw_devices = vzalloc(sizeof(struct raw_device_data) * max_raw_minors);
 	if (!raw_devices) {
 		printk(KERN_ERR "Not enough memory for raw device structures\n");
 		ret = -ENOMEM;
 		goto error;
 	}
-	memset(raw_devices, 0, sizeof(struct raw_device_data) * max_raw_minors);
 
 	ret = register_chrdev_region(dev, max_raw_minors, "raw");
 	if (ret)