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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-04-20 22:47:35 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:25:10 -0700
commiteddc9ec53be2ecdbf4efe0efd4a83052594f0ac0 (patch)
tree4a38ab4dbd9d61fdf5a5ea6ed61463e0b9e33ba7 /net/ipv6
parente023dd643798c4f06c16466af90b4d250e4b8bd7 (diff)
[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/ipv6')
-rw-r--r--net/ipv6/datagram.c3
-rw-r--r--net/ipv6/ip6_tunnel.c8
-rw-r--r--net/ipv6/sit.c4
-rw-r--r--net/ipv6/udp.c2
4 files changed, 8 insertions, 9 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 7a86db6163e..ac95d3bfdfb 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -349,8 +349,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
struct inet_sock *inet = inet_sk(sk);
ipv6_addr_set(&sin->sin6_addr, 0, 0,
- htonl(0xffff),
- skb->nh.iph->saddr);
+ htonl(0xffff), ip_hdr(skb)->saddr);
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
}
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index aafbdfa8d78..bb65779be7a 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -526,7 +526,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
skb2->dst = NULL;
skb_pull(skb2, offset);
skb_reset_network_header(skb2);
- eiph = skb2->nh.iph;
+ eiph = ip_hdr(skb2);
/* Try to guess incoming interface */
memset(&fl, 0, sizeof(fl));
@@ -625,10 +625,10 @@ static void ip4ip6_dscp_ecn_decapsulate(struct ip6_tnl *t,
__u8 dsfield = ipv6_get_dsfield(ipv6h) & ~INET_ECN_MASK;
if (t->parms.flags & IP6_TNL_F_RCV_DSCP_COPY)
- ipv4_change_dsfield(skb->nh.iph, INET_ECN_MASK, dsfield);
+ ipv4_change_dsfield(ip_hdr(skb), INET_ECN_MASK, dsfield);
if (INET_ECN_is_ce(dsfield))
- IP_ECN_set_ce(skb->nh.iph);
+ IP_ECN_set_ce(ip_hdr(skb));
}
static void ip6ip6_dscp_ecn_decapsulate(struct ip6_tnl *t,
@@ -944,7 +944,7 @@ static inline int
ip4ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ip6_tnl *t = netdev_priv(dev);
- struct iphdr *iph = skb->nh.iph;
+ struct iphdr *iph = ip_hdr(skb);
int encap_limit = -1;
struct flowi fl;
__u8 dsfield;
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 62883d41b6c..e33ac3c3a9c 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -377,7 +377,7 @@ static int ipip6_rcv(struct sk_buff *skb)
if (!pskb_may_pull(skb, sizeof(struct ipv6hdr)))
goto out;
- iph = skb->nh.iph;
+ iph = ip_hdr(skb);
read_lock(&ipip6_lock);
if ((tunnel = ipip6_tunnel_lookup(iph->saddr, iph->daddr)) != NULL) {
@@ -565,7 +565,7 @@ static int ipip6_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
* Push down and install the IPIP header.
*/
- iph = skb->nh.iph;
+ iph = ip_hdr(skb);
iph->version = 4;
iph->ihl = sizeof(struct iphdr)>>2;
if (mtu > IPV6_MIN_MTU)
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 87b06a80102..e991e606ab1 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -178,7 +178,7 @@ try_again:
if (skb->protocol == htons(ETH_P_IP))
ipv6_addr_set(&sin6->sin6_addr, 0, 0,
- htonl(0xffff), skb->nh.iph->saddr);
+ htonl(0xffff), ip_hdr(skb)->saddr);
else {
ipv6_addr_copy(&sin6->sin6_addr, &skb->nh.ipv6h->saddr);
if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL)