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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index c213e0da0343..56c2e99e458f 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -2664,8 +2664,8 @@ he_send(struct atm_vcc *vcc, struct sk_buff *skb)
 
 #ifdef USE_SCATTERGATHER
         tpd->iovec[slot].addr = pci_map_single(he_dev->pci_dev, skb->data,
-                                skb->len - skb->data_len, PCI_DMA_TODEVICE);
-        tpd->iovec[slot].len = skb->len - skb->data_len;
+                                skb_headlen(skb), PCI_DMA_TODEVICE);
+        tpd->iovec[slot].len = skb_headlen(skb);
         ++slot;
 
         for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {