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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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2
net/ipv4/ipmr.c
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@ -563,7 +563,7 @@ static int ipmr_cache_report(struct sk_buff *pkt, vifi_t vifi, int assert)
*/
msg = (struct igmpmsg*)skb_push(skb, sizeof(struct iphdr));
skb->nh.raw = skb->h.raw = (u8*)msg;
memcpy(msg, pkt->nh.raw, sizeof(struct iphdr));
memcpy(msg, skb_network_header(pkt), sizeof(struct iphdr));
msg->im_msgtype = IGMPMSG_WHOLEPKT;
msg->im_mbz = 0;
msg->im_vif = reg_vif_num;