staging: fsl-dpaa2/eth: Minor cleanup in dpaa2_eth_set_hash

We already have a variable for the DMA mapping device,
so use that directly.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
index c4252f4..bf6f300 100644 (file)
--- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
+++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
@@ -2009,10 +2009,10 @@ static int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags)
        memset(&dist_cfg, 0, sizeof(dist_cfg));
 
        /* Prepare for setting the rx dist */
-       dist_cfg.key_cfg_iova = dma_map_single(net_dev->dev.parent, dma_mem,
+       dist_cfg.key_cfg_iova = dma_map_single(dev, dma_mem,
                                               DPAA2_CLASSIFIER_DMA_SIZE,
                                               DMA_TO_DEVICE);
-       if (dma_mapping_error(net_dev->dev.parent, dist_cfg.key_cfg_iova)) {
+       if (dma_mapping_error(dev, dist_cfg.key_cfg_iova)) {
                dev_err(dev, "DMA mapping failed\n");
                err = -ENOMEM;
                goto err_dma_map;
@@ -2022,7 +2022,7 @@ static int dpaa2_eth_set_hash(struct net_device *net_dev, u64 flags)
        dist_cfg.dist_mode = DPNI_DIST_MODE_HASH;
 
        err = dpni_set_rx_tc_dist(priv->mc_io, 0, priv->mc_token, 0, &dist_cfg);
-       dma_unmap_single(net_dev->dev.parent, dist_cfg.key_cfg_iova,
+       dma_unmap_single(dev, dist_cfg.key_cfg_iova,
                         DPAA2_CLASSIFIER_DMA_SIZE, DMA_TO_DEVICE);
        if (err)
                dev_err(dev, "dpni_set_rx_tc_dist() error %d\n", err);