net: pch_gbe: Use 'dma_free_coherent()' to undo 'dma_alloc_coherent()'

Memory allocation are done with 'dma_alloc_coherent()'. Be consistent
and use 'dma_free_coherent()' to free the corresponding memory.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/20201121090330.1332543-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index 8e4255e..140cee7 100644 (file)
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -1816,7 +1816,8 @@ void pch_gbe_free_tx_resources(struct pch_gbe_adapter *adapter,
        pch_gbe_clean_tx_ring(adapter, tx_ring);
        vfree(tx_ring->buffer_info);
        tx_ring->buffer_info = NULL;
-       pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, tx_ring->dma);
+       dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
+                         tx_ring->dma);
        tx_ring->desc = NULL;
 }
 
@@ -1833,7 +1834,8 @@ void pch_gbe_free_rx_resources(struct pch_gbe_adapter *adapter,
        pch_gbe_clean_rx_ring(adapter, rx_ring);
        vfree(rx_ring->buffer_info);
        rx_ring->buffer_info = NULL;
-       pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, rx_ring->dma);
+       dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
+                         rx_ring->dma);
        rx_ring->desc = NULL;
 }
 
@@ -1954,8 +1956,8 @@ void pch_gbe_down(struct pch_gbe_adapter *adapter)
        pch_gbe_clean_tx_ring(adapter, adapter->tx_ring);
        pch_gbe_clean_rx_ring(adapter, adapter->rx_ring);
 
-       pci_free_consistent(adapter->pdev, rx_ring->rx_buff_pool_size,
-                           rx_ring->rx_buff_pool, rx_ring->rx_buff_pool_logic);
+       dma_free_coherent(&adapter->pdev->dev, rx_ring->rx_buff_pool_size,
+                         rx_ring->rx_buff_pool, rx_ring->rx_buff_pool_logic);
        rx_ring->rx_buff_pool_logic = 0;
        rx_ring->rx_buff_pool_size = 0;
        rx_ring->rx_buff_pool = NULL;