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[IPV6]: Move nextheader offset to the IP6CB

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Move nextheader offset to the IP6CB to make it possible to pass a
packet to ip6_input_finish multiple times and have it skip already
parsed headers. As a nice side effect this gets rid of the manual
hopopts skipping in ip6_input_finish.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2006-01-06 23:02:34 -08:00 • committed by David S. Miller
parent 16a6677fdf
commit 951dbc8ac7
14 changed files with 42 additions and 46 deletions
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8
net/ipv6/xfrm6_input.c
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@ -26,7 +26,7 @@ static inline void ipip6_ecn_decapsulate(struct sk_buff *skb)
IP6_ECN_set_ce(inner_iph);
}
int xfrm6_rcv_spi(struct sk_buff **pskb, unsigned int *nhoffp, u32 spi)
int xfrm6_rcv_spi(struct sk_buff **pskb, u32 spi)
{
struct sk_buff *skb = *pskb;
int err;
@ -38,7 +38,7 @@ int xfrm6_rcv_spi(struct sk_buff **pskb, unsigned int *nhoffp, u32 spi)
int nexthdr;
unsigned int nhoff;
nhoff = *nhoffp;
nhoff = IP6CB(skb)->nhoff;
nexthdr = skb->nh.raw[nhoff];
seq = 0;
@ -144,7 +144,7 @@ drop:
EXPORT_SYMBOL(xfrm6_rcv_spi);
int xfrm6_rcv(struct sk_buff **pskb, unsigned int *nhoffp)
int xfrm6_rcv(struct sk_buff **pskb)
{
return xfrm6_rcv_spi(pskb, nhoffp, 0);
return xfrm6_rcv_spi(pskb, 0);
}