bnxt_en: Fix DMA unmapping of the RX buffers in XDP mode during shutdown.
In bnxt_free_rx_skbs(), which is called to free up all RX buffers during
shutdown, we need to unmap the page if we are running in XDP mode.
Fixes: c61fb99cae
("bnxt_en: Add RX page mode support.")
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
23e12c8934
commit
3ed3a83e3f
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@ -1983,20 +1983,25 @@ static void bnxt_free_rx_skbs(struct bnxt *bp)
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for (j = 0; j < max_idx; j++) {
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struct bnxt_sw_rx_bd *rx_buf = &rxr->rx_buf_ring[j];
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dma_addr_t mapping = rx_buf->mapping;
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void *data = rx_buf->data;
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if (!data)
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continue;
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dma_unmap_single(&pdev->dev, rx_buf->mapping,
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bp->rx_buf_use_size, bp->rx_dir);
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rx_buf->data = NULL;
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if (BNXT_RX_PAGE_MODE(bp))
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if (BNXT_RX_PAGE_MODE(bp)) {
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mapping -= bp->rx_dma_offset;
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dma_unmap_page(&pdev->dev, mapping,
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PAGE_SIZE, bp->rx_dir);
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__free_page(data);
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else
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} else {
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dma_unmap_single(&pdev->dev, mapping,
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bp->rx_buf_use_size,
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bp->rx_dir);
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kfree(data);
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}
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}
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for (j = 0; j < max_agg_idx; j++) {
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