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-rw-r--r--drivers/net/bonding/bond_main.c2
-rw-r--r--drivers/net/chelsio/sge.c2
-rw-r--r--include/linux/if_arp.h9
-rw-r--r--include/linux/skbuff.h1
-rw-r--r--net/bridge/br_netfilter.c2
-rw-r--r--net/core/netpoll.c2
-rw-r--r--net/ipv4/arp.c4
-rw-r--r--net/ipv4/netfilter/arp_tables.c4
-rw-r--r--net/ipv4/netfilter/arpt_mangle.c2
-rw-r--r--net/ipv4/netfilter/ipt_CLUSTERIP.c2
10 files changed, 19 insertions, 11 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 7f11388893fc..76d3504505bd 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2524,7 +2524,7 @@ static int bond_arp_rcv(struct sk_buff *skb, struct net_device *dev, struct pack
(2 * sizeof(u32)))))
goto out_unlock;
- arp = skb->nh.arph;
+ arp = arp_hdr(skb);
if (arp->ar_hln != dev->addr_len ||
skb->pkt_type == PACKET_OTHERHOST ||
skb->pkt_type == PACKET_LOOPBACK ||
diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c
index c357f45a16c3..a4204dff3636 100644
--- a/drivers/net/chelsio/sge.c
+++ b/drivers/net/chelsio/sge.c
@@ -1925,7 +1925,7 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev)
*/
if ((unlikely(!adapter->sge->espibug_skb[dev->if_port]))) {
if (skb->protocol == htons(ETH_P_ARP) &&
- skb->nh.arph->ar_op == htons(ARPOP_REQUEST)) {
+ arp_hdr(skb)->ar_op == htons(ARPOP_REQUEST)) {
adapter->sge->espibug_skb[dev->if_port] = skb;
/* We want to re-use this skb later. We
* simply bump the reference count and it
diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h
index 7f5714214ee3..ed7b93c3083a 100644
--- a/include/linux/if_arp.h
+++ b/include/linux/if_arp.h
@@ -148,4 +148,13 @@ struct arphdr
};
+#ifdef __KERNEL__
+#include <linux/skbuff.h>
+
+static inline struct arphdr *arp_hdr(const struct sk_buff *skb)
+{
+ return (struct arphdr *)skb_network_header(skb);
+}
+#endif
+
#endif /* _LINUX_IF_ARP_H */
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 62f841b5b700..9cb674b12b29 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -248,7 +248,6 @@ struct sk_buff {
union {
struct ipv6hdr *ipv6h;
- struct arphdr *arph;
unsigned char *raw;
} nh;
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index ebe740f6b902..0ee74b1e4770 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -670,7 +670,7 @@ static unsigned int br_nf_forward_arp(unsigned int hook, struct sk_buff **pskb,
(*pskb)->nh.raw += VLAN_HLEN;
}
- if (skb->nh.arph->ar_pln != 4) {
+ if (arp_hdr(skb)->ar_pln != 4) {
if (IS_VLAN_ARP(skb)) {
skb_push(*pskb, VLAN_HLEN);
(*pskb)->nh.raw -= VLAN_HLEN;
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index c4cec17be334..496b06244a8e 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -363,7 +363,7 @@ static void arp_reply(struct sk_buff *skb)
skb_reset_network_header(skb);
skb->h.raw = skb->data;
- arp = skb->nh.arph;
+ arp = arp_hdr(skb);
if ((arp->ar_hrd != htons(ARPHRD_ETHER) &&
arp->ar_hrd != htons(ARPHRD_IEEE802)) ||
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 01d0e8dd17d8..7110779a0244 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -721,7 +721,7 @@ static int arp_process(struct sk_buff *skb)
if (in_dev == NULL)
goto out;
- arp = skb->nh.arph;
+ arp = arp_hdr(skb);
switch (dev_type) {
default:
@@ -937,7 +937,7 @@ static int arp_rcv(struct sk_buff *skb, struct net_device *dev,
(2 * sizeof(u32)))))
goto freeskb;
- arp = skb->nh.arph;
+ arp = arp_hdr(skb);
if (arp->ar_hln != dev->addr_len ||
dev->flags & IFF_NOARP ||
skb->pkt_type == PACKET_OTHERHOST ||
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 57b0221f9e24..cae41215e3c7 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -245,7 +245,7 @@ unsigned int arpt_do_table(struct sk_buff **pskb,
e = get_entry(table_base, private->hook_entry[hook]);
back = get_entry(table_base, private->underflow[hook]);
- arp = (*pskb)->nh.arph;
+ arp = arp_hdr(*pskb);
do {
if (arp_packet_match(arp, (*pskb)->dev, indev, outdev, &e->arp)) {
struct arpt_entry_target *t;
@@ -297,7 +297,7 @@ unsigned int arpt_do_table(struct sk_buff **pskb,
t->data);
/* Target might have changed stuff. */
- arp = (*pskb)->nh.arph;
+ arp = arp_hdr(*pskb);
if (verdict == ARPT_CONTINUE)
e = (void *)e + e->next_offset;
diff --git a/net/ipv4/netfilter/arpt_mangle.c b/net/ipv4/netfilter/arpt_mangle.c
index af1c8593eb19..b4450f1ccc1b 100644
--- a/net/ipv4/netfilter/arpt_mangle.c
+++ b/net/ipv4/netfilter/arpt_mangle.c
@@ -30,7 +30,7 @@ target(struct sk_buff **pskb,
*pskb = nskb;
}
- arp = (*pskb)->nh.arph;
+ arp = arp_hdr(*pskb);
arpptr = skb_network_header(*pskb) + sizeof(*arp);
pln = arp->ar_pln;
hln = arp->ar_hln;
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index af5b82b8ceb7..d3b16817a991 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -521,7 +521,7 @@ arp_mangle(unsigned int hook,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
{
- struct arphdr *arp = (*pskb)->nh.arph;
+ struct arphdr *arp = arp_hdr(*pskb);
struct arp_payload *payload;
struct clusterip_config *c;
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