[SCSI] SCSI core kmalloc2kzalloc

Change the core SCSI code to use kzalloc rather than kmalloc+memset
where possible.

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index c551bb8..11b27ba 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -136,9 +136,8 @@
 	const int size = offset + sizeof(struct request);
 	struct scsi_request *sreq;
   
-	sreq = kmalloc(size, gfp_mask);
+	sreq = kzalloc(size, gfp_mask);
 	if (likely(sreq != NULL)) {
-		memset(sreq, 0, size);
 		sreq->sr_request = (struct request *)(((char *)sreq) + offset);
 		sreq->sr_device = sdev;
 		sreq->sr_host = sdev->host;