drivers: net: use skb_headlen()
replaces (skb->len - skb->data_len) occurrences by skb_headlen(skb)
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index bab0061..f155928 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -2400,7 +2400,7 @@
return NULL;
}
pci_unmap_single(nic->pdev, (dma_addr_t)txds->Buffer_Pointer,
- skb->len - skb->data_len, PCI_DMA_TODEVICE);
+ skb_headlen(skb), PCI_DMA_TODEVICE);
frg_cnt = skb_shinfo(skb)->nr_frags;
if (frg_cnt) {
txds++;
@@ -4202,7 +4202,7 @@
txdp->Control_2 |= TXD_VLAN_TAG(vlan_tag);
}
- frg_len = skb->len - skb->data_len;
+ frg_len = skb_headlen(skb);
if (offload_type == SKB_GSO_UDP) {
int ufo_size;