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| author | YueHaibing <yuehaibing@huawei.com> | 2018-07-19 22:04:07 +0800 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2018-08-24 08:52:35 -0700 |
| commit | a9910c0886470b659a6c3629d6467d5639c327e9 (patch) | |
| tree | fb77f14ff35c3f49cdc7eaae4dc197fbe8139d63 /drivers/net/ethernet/intel/ixgb/ixgb_main.c | |
| parent | ff0fadfffe681203bfe134e1041ab6ccb4aa3dff (diff) | |
| download | linux-a9910c0886470b659a6c3629d6467d5639c327e9.tar.gz linux-a9910c0886470b659a6c3629d6467d5639c327e9.tar.bz2 linux-a9910c0886470b659a6c3629d6467d5639c327e9.zip | |
ixgb: use dma_zalloc_coherent instead of allocator/memset
Use dma_zalloc_coherent instead of dma_alloc_coherent
followed by memset 0.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgb/ixgb_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgb/ixgb_main.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index 43664adf7a3c..d3e72d0f66ef 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -771,14 +771,13 @@ ixgb_setup_rx_resources(struct ixgb_adapter *adapter) rxdr->size = rxdr->count * sizeof(struct ixgb_rx_desc); rxdr->size = ALIGN(rxdr->size, 4096); - rxdr->desc = dma_alloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma, - GFP_KERNEL); + rxdr->desc = dma_zalloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma, + GFP_KERNEL); if (!rxdr->desc) { vfree(rxdr->buffer_info); return -ENOMEM; } - memset(rxdr->desc, 0, rxdr->size); rxdr->next_to_clean = 0; rxdr->next_to_use = 0; |