[SCSI] kmalloc + memset conversion to kzalloc

In NCR_D700, a4000t, aic7xxx_old, bvme6000, dpt_i2o, gdth, lpfc,
megaraid, mvme16x osst, pluto, qla2xxx, zorro7xx

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index dcf808b..149fdd2 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -901,7 +901,7 @@
 		}
 	}
 
-	vport->disc_trc = kmalloc(
+	vport->disc_trc = kmzlloc(
 		(sizeof(struct lpfc_debugfs_trc) * lpfc_debugfs_max_disc_trc),
 		GFP_KERNEL);
 
@@ -912,8 +912,6 @@
 		goto debug_failed;
 	}
 	atomic_set(&vport->disc_trc_cnt, 0);
-	memset(vport->disc_trc, 0,
-		(sizeof(struct lpfc_debugfs_trc) * lpfc_debugfs_max_disc_trc));
 
 	snprintf(name, sizeof(name), "discovery_trace");
 	vport->debug_disc_trc =
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 42e2061..ecebdfa 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1265,11 +1265,10 @@
 	uint32_t *HashWorking;
 	uint32_t *pwwnn = (uint32_t *) phba->wwnn;
 
-	HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_KERNEL);
+	HashWorking = kcalloc(80, sizeof(uint32_t), GFP_KERNEL);
 	if (!HashWorking)
 		return;
 
-	memset(HashWorking, 0, (80 * sizeof(uint32_t)));
 	HashWorking[0] = HashWorking[78] = *pwwnn++;
 	HashWorking[1] = HashWorking[79] = *pwwnn;
 
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 17d7dc0..cd67493 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -202,10 +202,9 @@
 	dma_addr_t pdma_phys;
 	uint16_t iotag;
 
-	psb = kmalloc(sizeof(struct lpfc_scsi_buf), GFP_KERNEL);
+	psb = kzalloc(sizeof(struct lpfc_scsi_buf), GFP_KERNEL);
 	if (!psb)
 		return NULL;
-	memset(psb, 0, sizeof (struct lpfc_scsi_buf));
 
 	/*
 	 * Get memory from the pci pool to map the virt space to pci bus space