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[SK_BUFF]: Introduce skb_network_header()

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For the places where we need a pointer to the network header, it is still legal
to touch skb->nh.raw directly if just adding to, subtracting from or setting it
to another layer header.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2007-04-10 20:50:43 -07:00
committed by David S. Miller
parent bbe735e424
commit d56f90a7c9
59 changed files with 258 additions and 185 deletions
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5
net/ipv6/raw.c
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@ -361,7 +361,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
skb->ip_summed = CHECKSUM_UNNECESSARY;
if (skb->ip_summed == CHECKSUM_COMPLETE) {
skb_postpull_rcsum(skb, skb->nh.raw,
skb_postpull_rcsum(skb, skb_network_header(skb),
skb->h.raw - skb->nh.raw);
if (!csum_ipv6_magic(&skb->nh.ipv6h->saddr,
&skb->nh.ipv6h->daddr,
@ -488,7 +488,8 @@ static int rawv6_push_pending_frames(struct sock *sk, struct flowi *fl,
goto out;
offset = rp->offset;
total_len = inet_sk(sk)->cork.length - (skb->nh.raw - skb->data);
total_len = inet_sk(sk)->cork.length - (skb_network_header(skb) -
skb->data);
if (offset >= total_len - 1) {
err = -EINVAL;
ip6_flush_pending_frames(sk);