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Date: Mon, 11 Jul 2011 02:52:49 +0200 (CEST) From: Michał Mirosław <mirq-linux@...e.qmqm.pl> To: netdev@...r.kernel.org Subject: [PATCH v2 09/46] net: octeon_mgmt: fix DMA unmap size Also: use netdev_alloc_skb_ip_align() for readability. Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl> --- drivers/net/octeon/octeon_mgmt.c | 9 ++++----- 1 files changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/net/octeon/octeon_mgmt.c b/drivers/net/octeon/octeon_mgmt.c index 429e08c..dd4a57a 100644 --- a/drivers/net/octeon/octeon_mgmt.c +++ b/drivers/net/octeon/octeon_mgmt.c @@ -152,16 +152,15 @@ static void octeon_mgmt_rx_fill_ring(struct net_device *netdev) struct sk_buff *skb; /* CN56XX pass 1 needs 8 bytes of padding. */ - size = netdev->mtu + OCTEON_MGMT_RX_HEADROOM + 8 + NET_IP_ALIGN; + size = netdev->mtu + OCTEON_MGMT_RX_HEADROOM + 8; - skb = netdev_alloc_skb(netdev, size); + skb = netdev_alloc_skb_ip_align(netdev, size); if (!skb) break; - skb_reserve(skb, NET_IP_ALIGN); __skb_queue_tail(&p->rx_list, skb); re.d64 = 0; - re.s.len = size; + re.s.len = size = skb_tailroom(skb); re.s.addr = dma_map_single(p->dev, skb->data, size, DMA_FROM_DEVICE); @@ -297,7 +296,7 @@ static u64 octeon_mgmt_dequeue_rx_buffer(struct octeon_mgmt *p, *pskb = __skb_dequeue(&p->rx_list); dma_unmap_single(p->dev, re.s.addr, - ETH_FRAME_LEN + OCTEON_MGMT_RX_HEADROOM, + skb_tailroom(*pskb), DMA_FROM_DEVICE); return re.d64; -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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