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-rw-r--r--drivers/net/igb/igb_main.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index ea17319624a..468356d124e 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -4549,11 +4549,12 @@ static bool igb_clean_rx_irq_adv(struct igb_ring *rx_ring,
cleaned = true;
cleaned_count++;
+ /* this is the fast path for the non-packet split case */
if (!adapter->rx_ps_hdr_size) {
pci_unmap_single(pdev, buffer_info->dma,
- adapter->rx_buffer_len +
- NET_IP_ALIGN,
+ adapter->rx_buffer_len,
PCI_DMA_FROMDEVICE);
+ buffer_info->dma = 0;
skb_put(skb, length);
goto send_up;
}
@@ -4570,8 +4571,9 @@ static bool igb_clean_rx_irq_adv(struct igb_ring *rx_ring,
if (!skb_shinfo(skb)->nr_frags) {
pci_unmap_single(pdev, buffer_info->dma,
- adapter->rx_ps_hdr_size + NET_IP_ALIGN,
+ adapter->rx_ps_hdr_size,
PCI_DMA_FROMDEVICE);
+ buffer_info->dma = 0;
skb_put(skb, hlen);
}
@@ -4713,7 +4715,6 @@ static void igb_alloc_rx_buffers_adv(struct igb_ring *rx_ring,
bufsz = adapter->rx_ps_hdr_size;
else
bufsz = adapter->rx_buffer_len;
- bufsz += NET_IP_ALIGN;
while (cleaned_count--) {
rx_desc = E1000_RX_DESC_ADV(*rx_ring, i);
@@ -4737,7 +4738,7 @@ static void igb_alloc_rx_buffers_adv(struct igb_ring *rx_ring,
}
if (!buffer_info->skb) {
- skb = netdev_alloc_skb(netdev, bufsz);
+ skb = netdev_alloc_skb(netdev, bufsz + NET_IP_ALIGN);
if (!skb) {
adapter->alloc_rx_buff_failed++;
goto no_buffers;