[AGPGART] Replace kmalloc+memset's with kzalloc's

Signed-off-by: NDave Jones <davej@redhat.com>

drivers/char/agp/amd-k7-agp.c

@@ -94,19 +94,16 @@ static int amd_create_gatt_pages(int nr_tables)
 	int retval = 0;
 	int i;
 
-	tables = kmalloc((nr_tables + 1) * sizeof(struct amd_page_map *),
-			 GFP_KERNEL);
+	tables = kzalloc((nr_tables + 1) * sizeof(struct amd_page_map *),GFP_KERNEL);
 	if (tables == NULL)
 		return -ENOMEM;
 
-	memset (tables, 0, sizeof(struct amd_page_map *) * (nr_tables + 1));
 	for (i = 0; i < nr_tables; i++) {
-		entry = kmalloc(sizeof(struct amd_page_map), GFP_KERNEL);
+		entry = kzalloc(sizeof(struct amd_page_map), GFP_KERNEL);
 		if (entry == NULL) {
 			retval = -ENOMEM;
 			break;
 		}
-		memset (entry, 0, sizeof(struct amd_page_map));
 		tables[i] = entry;
 		retval = amd_create_page_map(entry);
 		if (retval != 0)

drivers/char/agp/ati-agp.c

@@ -116,14 +116,12 @@ static int ati_create_gatt_pages(int nr_tables)
 	int retval = 0;
 	int i;
 
-	tables = kmalloc((nr_tables + 1) * sizeof(ati_page_map *),
-			 GFP_KERNEL);
+	tables = kzalloc((nr_tables + 1) * sizeof(ati_page_map *),GFP_KERNEL);
 	if (tables == NULL)
 		return -ENOMEM;
 
-	memset(tables, 0, sizeof(ati_page_map *) * (nr_tables + 1));
 	for (i = 0; i < nr_tables; i++) {
-		entry = kmalloc(sizeof(ati_page_map), GFP_KERNEL);
+		entry = kzalloc(sizeof(ati_page_map), GFP_KERNEL);
 		if (entry == NULL) {
 			while (i>0) {
 				kfree (tables[i-1]);
@@ -134,7 +132,6 @@ static int ati_create_gatt_pages(int nr_tables)
 			retval = -ENOMEM;
 			break;
 		}
-		memset(entry, 0, sizeof(ati_page_map));
 		tables[i] = entry;
 		retval = ati_create_page_map(entry);
 		if (retval != 0) break;

drivers/char/agp/backend.c

@@ -222,12 +222,12 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge)
 
 struct agp_bridge_data *agp_alloc_bridge(void)
 {
-	struct agp_bridge_data *bridge = kmalloc(sizeof(*bridge), GFP_KERNEL);
-
+	struct agp_bridge_data *bridge;
+	
+	bridge = kzalloc(sizeof(*bridge), GFP_KERNEL);
 	if (!bridge)
 		return NULL;
 
-	memset(bridge, 0, sizeof(*bridge));
 	atomic_set(&bridge->agp_in_use, 0);
 	atomic_set(&bridge->current_memory_agp, 0);
 

drivers/char/agp/frontend.c

@@ -189,13 +189,12 @@ static int agp_create_segment(struct agp_client *client, struct agp_region *regi
 	struct agp_segment *user_seg;
 	size_t i;
 
-	seg = kmalloc((sizeof(struct agp_segment_priv) * region->seg_count), GFP_KERNEL);
+	seg = kzalloc((sizeof(struct agp_segment_priv) * region->seg_count), GFP_KERNEL);
 	if (seg == NULL) {
 		kfree(region->seg_list);
 		region->seg_list = NULL;
 		return -ENOMEM;
 	}
-	memset(seg, 0, (sizeof(struct agp_segment_priv) * region->seg_count));
 	user_seg = region->seg_list;
 
 	for (i = 0; i < region->seg_count; i++) {
@@ -332,14 +331,11 @@ static struct agp_controller *agp_create_controller(pid_t id)
 {
 	struct agp_controller *controller;
 
-	controller = kmalloc(sizeof(struct agp_controller), GFP_KERNEL);
-
+	controller = kzalloc(sizeof(struct agp_controller), GFP_KERNEL);
 	if (controller == NULL)
 		return NULL;
 
-	memset(controller, 0, sizeof(struct agp_controller));
 	controller->pid = id;
-
 	return controller;
 }
 
@@ -540,12 +536,10 @@ static struct agp_client *agp_create_client(pid_t id)
 {
 	struct agp_client *new_client;
 
-	new_client = kmalloc(sizeof(struct agp_client), GFP_KERNEL);
-
+	new_client = kzalloc(sizeof(struct agp_client), GFP_KERNEL);
 	if (new_client == NULL)
 		return NULL;
 
-	memset(new_client, 0, sizeof(struct agp_client));
 	new_client->pid = id;
 	agp_insert_client(new_client);
 	return new_client;
@@ -709,11 +703,10 @@ static int agp_open(struct inode *inode, struct file *file)
 	if (minor != AGPGART_MINOR)
 		goto err_out;
 
-	priv = kmalloc(sizeof(struct agp_file_private), GFP_KERNEL);
+	priv = kzalloc(sizeof(struct agp_file_private), GFP_KERNEL);
 	if (priv == NULL)
 		goto err_out_nomem;
 
-	memset(priv, 0, sizeof(struct agp_file_private));
 	set_bit(AGP_FF_ALLOW_CLIENT, &priv->access_flags);
 	priv->my_pid = current->pid;
 

drivers/char/agp/generic.c

@@ -105,12 +105,10 @@ struct agp_memory *agp_create_memory(int scratch_pages)
 {
 	struct agp_memory *new;
 
-	new = kmalloc(sizeof(struct agp_memory), GFP_KERNEL);
-
+	new = kzalloc(sizeof(struct agp_memory), GFP_KERNEL);
 	if (new == NULL)
 		return NULL;
 
-	memset(new, 0, sizeof(struct agp_memory));
 	new->key = agp_get_key();
 
 	if (new->key < 0) {

drivers/char/agp/i460-agp.c

@@ -225,10 +225,9 @@ static int i460_configure (void)
 	 */
 	if (I460_IO_PAGE_SHIFT > PAGE_SHIFT) {
 		size = current_size->num_entries * sizeof(i460.lp_desc[0]);
-		i460.lp_desc = kmalloc(size, GFP_KERNEL);
+		i460.lp_desc = kzalloc(size, GFP_KERNEL);
 		if (!i460.lp_desc)
 			return -ENOMEM;
-		memset(i460.lp_desc, 0, size);
 	}
 	return 0;
 }
@@ -364,13 +363,12 @@ static int i460_alloc_large_page (struct lp_desc *lp)
 	}
 
 	map_size = ((I460_KPAGES_PER_IOPAGE + BITS_PER_LONG - 1) & -BITS_PER_LONG)/8;
-	lp->alloced_map = kmalloc(map_size, GFP_KERNEL);
+	lp->alloced_map = kzalloc(map_size, GFP_KERNEL);
 	if (!lp->alloced_map) {
 		free_pages((unsigned long) lpage, order);
 		printk(KERN_ERR PFX "Out of memory, we're in trouble...\n");
 		return -ENOMEM;
 	}
-	memset(lp->alloced_map, 0, map_size);
 
 	lp->paddr = virt_to_gart(lpage);
 	lp->refcount = 0;

drivers/char/agp/sworks-agp.c

@@ -100,19 +100,17 @@ static int serverworks_create_gatt_pages(int nr_tables)
 	int retval = 0;
 	int i;
 
-	tables = kmalloc((nr_tables + 1) * sizeof(struct serverworks_page_map *), 
+	tables = kzalloc((nr_tables + 1) * sizeof(struct serverworks_page_map *), 
 			 GFP_KERNEL);
-	if (tables == NULL) {
+	if (tables == NULL)
 		return -ENOMEM;
-	}
-	memset(tables, 0, sizeof(struct serverworks_page_map *) * (nr_tables + 1));
+
 	for (i = 0; i < nr_tables; i++) {
-		entry = kmalloc(sizeof(struct serverworks_page_map), GFP_KERNEL);
+		entry = kzalloc(sizeof(struct serverworks_page_map), GFP_KERNEL);
 		if (entry == NULL) {
 			retval = -ENOMEM;
 			break;
 		}
-		memset(entry, 0, sizeof(struct serverworks_page_map));
 		tables[i] = entry;
 		retval = serverworks_create_page_map(entry);
 		if (retval != 0) break;