atm: use pci_zalloc_consistent

Remove the now unnecessary memset too.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Chas Williams <chas@cmf.nrl.navy.mil>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 15 insertions, 16 deletions

diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index aa6be2698669..c39702bc279d 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -533,14 +533,13 @@ static void he_init_tx_lbfp(struct he_dev *he_dev)
 
 static int he_init_tpdrq(struct he_dev *he_dev)
 {
-	he_dev->tpdrq_base = pci_alloc_consistent(he_dev->pci_dev,
-		CONFIG_TPDRQ_SIZE * sizeof(struct he_tpdrq), &he_dev->tpdrq_phys);
+	he_dev->tpdrq_base = pci_zalloc_consistent(he_dev->pci_dev,
+						   CONFIG_TPDRQ_SIZE * sizeof(struct he_tpdrq),
+						   &he_dev->tpdrq_phys);
 	if (he_dev->tpdrq_base == NULL) {
 		hprintk("failed to alloc tpdrq\n");
 		return -ENOMEM;
 	}
-	memset(he_dev->tpdrq_base, 0,
-				CONFIG_TPDRQ_SIZE * sizeof(struct he_tpdrq));
 
 	he_dev->tpdrq_tail = he_dev->tpdrq_base;
 	he_dev->tpdrq_head = he_dev->tpdrq_base;
@@ -804,13 +803,13 @@ static int he_init_group(struct he_dev *he_dev, int group)
 		goto out_free_rbpl_virt;
 	}
 
-	he_dev->rbpl_base = pci_alloc_consistent(he_dev->pci_dev,
-		CONFIG_RBPL_SIZE * sizeof(struct he_rbp), &he_dev->rbpl_phys);
+	he_dev->rbpl_base = pci_zalloc_consistent(he_dev->pci_dev,
+						  CONFIG_RBPL_SIZE * sizeof(struct he_rbp),
+						  &he_dev->rbpl_phys);
 	if (he_dev->rbpl_base == NULL) {
 		hprintk("failed to alloc rbpl_base\n");
 		goto out_destroy_rbpl_pool;
 	}
-	memset(he_dev->rbpl_base, 0, CONFIG_RBPL_SIZE * sizeof(struct he_rbp));
 
 	INIT_LIST_HEAD(&he_dev->rbpl_outstanding);
 
@@ -843,13 +842,13 @@ static int he_init_group(struct he_dev *he_dev, int group)
 
 	/* rx buffer ready queue */
 
-	he_dev->rbrq_base = pci_alloc_consistent(he_dev->pci_dev,
-		CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq), &he_dev->rbrq_phys);
+	he_dev->rbrq_base = pci_zalloc_consistent(he_dev->pci_dev,
+						  CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq),
+						  &he_dev->rbrq_phys);
 	if (he_dev->rbrq_base == NULL) {
 		hprintk("failed to allocate rbrq\n");
 		goto out_free_rbpl;
 	}
-	memset(he_dev->rbrq_base, 0, CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq));
 
 	he_dev->rbrq_head = he_dev->rbrq_base;
 	he_writel(he_dev, he_dev->rbrq_phys, G0_RBRQ_ST + (group * 16));
@@ -867,13 +866,13 @@ static int he_init_group(struct he_dev *he_dev, int group)
 
 	/* tx buffer ready queue */
 
-	he_dev->tbrq_base = pci_alloc_consistent(he_dev->pci_dev,
-		CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq), &he_dev->tbrq_phys);
+	he_dev->tbrq_base = pci_zalloc_consistent(he_dev->pci_dev,
+						  CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq),
+						  &he_dev->tbrq_phys);
 	if (he_dev->tbrq_base == NULL) {
 		hprintk("failed to allocate tbrq\n");
 		goto out_free_rbpq_base;
 	}
-	memset(he_dev->tbrq_base, 0, CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq));
 
 	he_dev->tbrq_head = he_dev->tbrq_base;
 
@@ -1460,13 +1459,13 @@ static int he_start(struct atm_dev *dev)
 
 	/* host status page */
 
-	he_dev->hsp = pci_alloc_consistent(he_dev->pci_dev,
-				sizeof(struct he_hsp), &he_dev->hsp_phys);
+	he_dev->hsp = pci_zalloc_consistent(he_dev->pci_dev,
+					    sizeof(struct he_hsp),
+					    &he_dev->hsp_phys);
 	if (he_dev->hsp == NULL) {
 		hprintk("failed to allocate host status page\n");
 		return -ENOMEM;
 	}
-	memset(he_dev->hsp, 0, sizeof(struct he_hsp));
 	he_writel(he_dev, he_dev->hsp_phys, HSP_BA);
 
 	/* initialize framer */