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qed: Fix mapping leak on LL2 rx flow

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When receiving an Rx LL2 packet, qed fails to unmap the previous buffer.

Fixes: 0a7fb11c23 ("qed: Add Light L2 support");
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mintz, Yuval
2017-03-14 15:26:00 +02:00
committed by David S. Miller
parent 3ef310a7d9
commit 752ecb2da1
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/qlogic/qed/qed_ll2.c
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@@ -211,6 +211,8 @@ static void qed_ll2b_complete_rx_packet(struct qed_hwfn *p_hwfn,
/* If need to reuse or there's no replacement buffer, repost this */ /* If need to reuse or there's no replacement buffer, repost this */
if (rc) if (rc)
goto out_post; goto out_post;
dma_unmap_single(&cdev->pdev->dev, buffer->phys_addr,
cdev->ll2->rx_size, DMA_FROM_DEVICE);
skb = build_skb(buffer->data, 0); skb = build_skb(buffer->data, 0);
if (!skb) { if (!skb) {