drivers:net: dma_alloc_coherent: use __GFP_ZERO instead of memset(, 0)

[linux-2.6-block.git] / drivers / net / ethernet / qlogic / qlcnic / qlcnic_ctx.c

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
index a0649ece8e0ac15ff16a4de6d326f5bc8eac569b..2d9c23fcec51d4171c00cbb6b1b2c4253e51ef96 100644 (file)
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
@@ -422,22 +422,20 @@ int qlcnic_82xx_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter,
 
        rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
        rq_addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
-                       &rq_phys_addr, GFP_KERNEL);
+                                    &rq_phys_addr, GFP_KERNEL | __GFP_ZERO);
        if (!rq_addr)
                return -ENOMEM;
 
        rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
        rsp_addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
-                       &rsp_phys_addr, GFP_KERNEL);
+                                     &rsp_phys_addr, GFP_KERNEL | __GFP_ZERO);
        if (!rsp_addr) {
                err = -ENOMEM;
                goto out_free_rq;
        }
 
-       memset(rq_addr, 0, rq_size);
        prq = rq_addr;
 
-       memset(rsp_addr, 0, rsp_size);
        prsp = rsp_addr;
 
        prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
@@ -744,10 +742,9 @@ int qlcnic_82xx_get_nic_info(struct qlcnic_adapter *adapter,
        size_t  nic_size = sizeof(struct qlcnic_info_le);
 
        nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
-                                          &nic_dma_t, GFP_KERNEL);
+                                          &nic_dma_t, GFP_KERNEL | __GFP_ZERO);
        if (!nic_info_addr)
                return -ENOMEM;
-       memset(nic_info_addr, 0, nic_size);
 
        nic_info = nic_info_addr;
 
@@ -795,11 +792,10 @@ int qlcnic_82xx_set_nic_info(struct qlcnic_adapter *adapter,
                return err;
 
        nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
-                                          &nic_dma_t, GFP_KERNEL);
+                                          &nic_dma_t, GFP_KERNEL | __GFP_ZERO);
        if (!nic_info_addr)
                return -ENOMEM;
 
-       memset(nic_info_addr, 0, nic_size);
        nic_info = nic_info_addr;
 
        nic_info->pci_func = cpu_to_le16(nic->pci_func);
@@ -845,10 +841,10 @@ int qlcnic_82xx_get_pci_info(struct qlcnic_adapter *adapter,
        size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
 
        pci_info_addr = dma_alloc_coherent(&adapter->pdev->dev, pci_size,
-                       &pci_info_dma_t, GFP_KERNEL);
+                                          &pci_info_dma_t,
+                                          GFP_KERNEL | __GFP_ZERO);
        if (!pci_info_addr)
                return -ENOMEM;
-       memset(pci_info_addr, 0, pci_size);
 
        npar = pci_info_addr;
        qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PCI_INFO);
@@ -940,12 +936,10 @@ int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
        }
 
        stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
-                                       &stats_dma_t, GFP_KERNEL);
+                                       &stats_dma_t, GFP_KERNEL | __GFP_ZERO);
        if (!stats_addr)
                return -ENOMEM;
 
-       memset(stats_addr, 0, stats_size);
-
        arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
        arg1 |= rx_tx << 15 | stats_size << 16;
 
@@ -993,11 +987,10 @@ int qlcnic_get_mac_stats(struct qlcnic_adapter *adapter,
                return -ENOMEM;
 
        stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
-                                       &stats_dma_t, GFP_KERNEL);
+                                       &stats_dma_t, GFP_KERNEL | __GFP_ZERO);
        if (!stats_addr)
                return -ENOMEM;
 
-       memset(stats_addr, 0, stats_size);
        qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_MAC_STATS);
        cmd.req.arg[1] = stats_size << 16;
        cmd.req.arg[2] = MSD(stats_dma_t);