diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-04-25 17:55:53 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:25:16 -0700 |
| commit | ea2ae17d6443abddc79480dc9f7af8feacabddc4 (patch) | |
| tree | 2d6f48a5e4a40f761b5b510af9aac1fca55004cb /drivers/net/atl1 | |
| parent | badff6d01a8589a1c828b0bf118903ca38627f4e (diff) | |
[SK_BUFF]: Introduce skb_transport_offset()
For the quite common 'skb->h.raw - skb->data' sequence.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/atl1')
| -rw-r--r-- | drivers/net/atl1/atl1_main.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/atl1/atl1_main.c b/drivers/net/atl1/atl1_main.c index d2be79a30f8..c26f8ce320e 100644 --- a/drivers/net/atl1/atl1_main.c +++ b/drivers/net/atl1/atl1_main.c @@ -1326,8 +1326,8 @@ static int atl1_tx_csum(struct atl1_adapter *adapter, struct sk_buff *skb, u8 css, cso; if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) { - cso = skb->h.raw - skb->data; - css = (skb->h.raw + skb->csum_offset) - skb->data; + cso = skb_transport_offset(skb); + css = cso + skb->csum; if (unlikely(cso & 0x1)) { printk(KERN_DEBUG "%s: payload offset != even number\n", atl1_driver_name); @@ -1369,8 +1369,8 @@ static void atl1_tx_map(struct atl1_adapter *adapter, if (tcp_seg) { /* TSO/GSO */ - proto_hdr_len = - ((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); + proto_hdr_len = (skb_transport_offset(skb) + + (skb->h.th->doff << 2)); buffer_info->length = proto_hdr_len; page = virt_to_page(skb->data); offset = (unsigned long)skb->data & ~PAGE_MASK; @@ -1562,7 +1562,7 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct net_device *netdev) mss = skb_shinfo(skb)->gso_size; if (mss) { if (skb->protocol == htons(ETH_P_IP)) { - proto_hdr_len = ((skb->h.raw - skb->data) + + proto_hdr_len = (skb_transport_offset(skb) + (skb->h.th->doff << 2)); if (unlikely(proto_hdr_len > len)) { dev_kfree_skb_any(skb); |