[SCSI] aacraid: kmalloc/memset->kzalloc

Inspired somewhat by Vignesh Babu <vignesh.babu@wipro.com> patch to
dpt_i2o.c to replace kmalloc/memset sequences with kzalloc, doing the
same for the aacraid driver.
Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/aacraid/comminit.c

@@ -387,12 +387,11 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
 	 *	Ok now init the communication subsystem
 	 */
 
-	dev->queues = kmalloc(sizeof(struct aac_queue_block), GFP_KERNEL);
+	dev->queues = kzalloc(sizeof(struct aac_queue_block), GFP_KERNEL);
 	if (dev->queues == NULL) {
 		printk(KERN_ERR "Error could not allocate comm region.\n");
 		return NULL;
 	}
-	memset(dev->queues, 0, sizeof(struct aac_queue_block));
 
 	if (aac_comm_init(dev)<0){
 		kfree(dev->queues);

drivers/scsi/aacraid/commsup.c

@@ -1223,13 +1223,11 @@ int aac_check_health(struct aac_dev * aac)
 		 * Warning: no sleep allowed while
 		 * holding spinlock
 		 */
-		hw_fib = kmalloc(sizeof(struct hw_fib), GFP_ATOMIC);
-		fib = kmalloc(sizeof(struct fib), GFP_ATOMIC);
+		hw_fib = kzalloc(sizeof(struct hw_fib), GFP_ATOMIC);
+		fib = kzalloc(sizeof(struct fib), GFP_ATOMIC);
 		if (fib && hw_fib) {
 			struct aac_aifcmd * aif;
 
-			memset(hw_fib, 0, sizeof(struct hw_fib));
-			memset(fib, 0, sizeof(struct fib));
 			fib->hw_fib_va = hw_fib;
 			fib->dev = aac;
 			aac_fib_init(fib);

drivers/scsi/aacraid/dpcsup.c

@@ -248,16 +248,14 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index)
 		 * manage the linked lists.
 		 */
 		if ((!dev->aif_thread)
-		 || (!(fib = kmalloc(sizeof(struct fib),GFP_ATOMIC))))
+		 || (!(fib = kzalloc(sizeof(struct fib),GFP_ATOMIC))))
 			return 1;
-		if (!(hw_fib = kmalloc(sizeof(struct hw_fib),GFP_ATOMIC))) {
+		if (!(hw_fib = kzalloc(sizeof(struct hw_fib),GFP_ATOMIC))) {
 			kfree (fib);
 			return 1;
 		}
-		memset(hw_fib, 0, sizeof(struct hw_fib));
 		memcpy(hw_fib, (struct hw_fib *)(((ptrdiff_t)(dev->regs.sa)) +
 		  (index & ~0x00000002L)), sizeof(struct hw_fib));
-		memset(fib, 0, sizeof(struct fib));
 		INIT_LIST_HEAD(&fib->fiblink);
 		fib->type = FSAFS_NTC_FIB_CONTEXT;
 		fib->size = sizeof(struct fib);