drivers/net: use vzalloc()

Use vzalloc() and vzalloc_node() in net drivers

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 95fe552..f946de2 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -214,13 +214,12 @@
 	tx_ring->num_desc = adapter->num_txd;
 	tx_ring->txq = netdev_get_tx_queue(netdev, 0);
 
-	cmd_buf_arr = vmalloc(TX_BUFF_RINGSIZE(tx_ring));
+	cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
 	if (cmd_buf_arr == NULL) {
 		dev_err(&pdev->dev, "%s: failed to allocate cmd buffer ring\n",
 		       netdev->name);
 		goto err_out;
 	}
-	memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring));
 	tx_ring->cmd_buf_arr = cmd_buf_arr;
 
 	recv_ctx = &adapter->recv_ctx;
@@ -280,7 +279,7 @@
 
 		}
 		rds_ring->rx_buf_arr = (struct netxen_rx_buffer *)
-			vmalloc(RCV_BUFF_RINGSIZE(rds_ring));
+			vzalloc(RCV_BUFF_RINGSIZE(rds_ring));
 		if (rds_ring->rx_buf_arr == NULL) {
 			printk(KERN_ERR "%s: Failed to allocate "
 				"rx buffer ring %d\n",
@@ -288,7 +287,6 @@
 			/* free whatever was already allocated */
 			goto err_out;
 		}
-		memset(rds_ring->rx_buf_arr, 0, RCV_BUFF_RINGSIZE(rds_ring));
 		INIT_LIST_HEAD(&rds_ring->free_list);
 		/*
 		 * Now go through all of them, set reference handles