diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-04-21 09:47:35 +0400 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-26 09:25:10 +0400 |
| commit | eddc9ec53be2ecdbf4efe0efd4a83052594f0ac0 (patch) | |
| tree | 4a38ab4dbd9d61fdf5a5ea6ed61463e0b9e33ba7 /net/ipv4/ip_options.c | |
| parent | e023dd643798c4f06c16466af90b4d250e4b8bd7 (diff) | |
| download | linux-eddc9ec53be2ecdbf4efe0efd4a83052594f0ac0.tar.xz | |
[SK_BUFF]: Introduce ip_hdr(), remove skb->nh.iph
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_options.c')
| -rw-r--r-- | net/ipv4/ip_options.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c index f7e9db612565..251346828cb4 100644 --- a/net/ipv4/ip_options.c +++ b/net/ipv4/ip_options.c @@ -110,7 +110,7 @@ int ip_options_echo(struct ip_options * dopt, struct sk_buff * skb) if (skb->dst) daddr = ((struct rtable*)skb->dst)->rt_spec_dst; else - daddr = skb->nh.iph->daddr; + daddr = ip_hdr(skb)->daddr; if (sopt->rr) { optlen = sptr[sopt->rr+1]; @@ -180,7 +180,8 @@ int ip_options_echo(struct ip_options * dopt, struct sk_buff * skb) /* * RFC1812 requires to fix illegal source routes. */ - if (memcmp(&skb->nh.iph->saddr, &start[soffset+3], 4) == 0) + if (memcmp(&ip_hdr(skb)->saddr, + &start[soffset + 3], 4) == 0) doffset -= 4; } if (doffset > 3) { @@ -269,7 +270,8 @@ int ip_options_compile(struct ip_options * opt, struct sk_buff * skb) optptr = iph + sizeof(struct iphdr); opt->is_data = 0; } else { - optptr = opt->is_data ? opt->__data : (unsigned char*)&(skb->nh.iph[1]); + optptr = opt->is_data ? opt->__data : + (unsigned char *)&(ip_hdr(skb)[1]); iph = optptr - sizeof(struct iphdr); } @@ -587,7 +589,7 @@ void ip_forward_options(struct sk_buff *skb) if (srrptr + 3 <= srrspace) { opt->is_changed = 1; ip_rt_get_source(&optptr[srrptr-1], rt); - skb->nh.iph->daddr = rt->rt_dst; + ip_hdr(skb)->daddr = rt->rt_dst; optptr[2] = srrptr+4; } else if (net_ratelimit()) printk(KERN_CRIT "ip_forward(): Argh! Destination lost!\n"); @@ -599,7 +601,7 @@ void ip_forward_options(struct sk_buff *skb) } if (opt->is_changed) { opt->is_changed = 0; - ip_send_check(skb->nh.iph); + ip_send_check(ip_hdr(skb)); } } @@ -608,7 +610,7 @@ int ip_options_rcv_srr(struct sk_buff *skb) struct ip_options *opt = &(IPCB(skb)->opt); int srrspace, srrptr; __be32 nexthop; - struct iphdr *iph = skb->nh.iph; + struct iphdr *iph = ip_hdr(skb); unsigned char *optptr = skb_network_header(skb) + opt->srr; struct rtable *rt = (struct rtable*)skb->dst; struct rtable *rt2; |