From 750afb08ca71310fcf0c4e2cb1565c63b8235b60 Mon Sep 17 00:00:00 2001 From: Luis Chamberlain Date: Fri, 4 Jan 2019 09:23:09 +0100 Subject: cross-tree: phase out dma_zalloc_coherent() We already need to zero out memory for dma_alloc_coherent(), as such using dma_zalloc_coherent() is superflous. Phase it out. This change was generated with the following Coccinelle SmPL patch: @ replace_dma_zalloc_coherent @ expression dev, size, data, handle, flags; @@ -dma_zalloc_coherent(dev, size, handle, flags) +dma_alloc_coherent(dev, size, handle, flags) Suggested-by: Christoph Hellwig Signed-off-by: Luis Chamberlain [hch: re-ran the script on the latest tree] Signed-off-by: Christoph Hellwig --- drivers/net/ethernet/atheros/alx/main.c | 7 +++---- drivers/net/ethernet/atheros/atl1c/atl1c_main.c | 4 ++-- 2 files changed, 5 insertions(+), 6 deletions(-) (limited to 'drivers/net/ethernet/atheros') diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index c131cfc1b79d..e3538ba7d0e7 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -660,10 +660,9 @@ static int alx_alloc_rings(struct alx_priv *alx) alx->num_txq + sizeof(struct alx_rrd) * alx->rx_ringsz + sizeof(struct alx_rfd) * alx->rx_ringsz; - alx->descmem.virt = dma_zalloc_coherent(&alx->hw.pdev->dev, - alx->descmem.size, - &alx->descmem.dma, - GFP_KERNEL); + alx->descmem.virt = dma_alloc_coherent(&alx->hw.pdev->dev, + alx->descmem.size, + &alx->descmem.dma, GFP_KERNEL); if (!alx->descmem.virt) return -ENOMEM; diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 7087b88550db..3a3b35b5df67 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -1019,8 +1019,8 @@ static int atl1c_setup_ring_resources(struct atl1c_adapter *adapter) sizeof(struct atl1c_recv_ret_status) * rx_desc_count + 8 * 4; - ring_header->desc = dma_zalloc_coherent(&pdev->dev, ring_header->size, - &ring_header->dma, GFP_KERNEL); + ring_header->desc = dma_alloc_coherent(&pdev->dev, ring_header->size, + &ring_header->dma, GFP_KERNEL); if (unlikely(!ring_header->desc)) { dev_err(&pdev->dev, "could not get memory for DMA buffer\n"); goto err_nomem; -- cgit v1.2.3