[SK_BUFF]: Introduce skb_reset_mac_header(skb)
For the common, open coded 'skb->mac.raw = skb->data' operation, so that we can
later turn skb->mac.raw into a offset, reducing the size of struct sk_buff in
64bit land while possibly keeping it as a pointer on 32bit.
This one touches just the most simple case, next will handle the slightly more
"complex" cases.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index d502b77..2882202 100644
--- a/drivers/s390/net/qeth_main.c
+++ b/drivers/s390/net/qeth_main.c
@@ -2278,7 +2278,7 @@
(card->info.link_type == QETH_LINK_TYPE_LANE_TR))
return tr_type_trans(skb,dev);
#endif /* CONFIG_TR */
- skb->mac.raw = skb->data;
+ skb_reset_mac_header(skb);
skb_pull(skb, ETH_HLEN );
eth = eth_hdr(skb);
@@ -2461,7 +2461,7 @@
if (card->options.fake_ll)
qeth_rebuild_skb_fake_ll(card, skb, hdr);
else
- skb->mac.raw = skb->data;
+ skb_reset_mac_header(skb);
skb->ip_summed = card->options.checksum_type;
if (card->options.checksum_type == HW_CHECKSUMMING){
if ( (hdr->hdr.l3.ext_flags &