__be32 paddr;
struct neighbour *n;
- if (!skb->dst) {
+ if (!skb_dst(skb)) {
printk(KERN_DEBUG "arp_find is called with dst==NULL\n");
kfree_skb(skb);
return 1;
}
- paddr = skb->rtable->rt_gateway;
+ paddr = skb_rtable(skb)->rt_gateway;
if (arp_set_predefined(inet_addr_type(dev_net(dev), paddr), haddr, paddr, dev))
return 0;
* cache.
*/
- /*
- * Special case: IPv4 duplicate address detection packet (RFC2131)
- * and Gratuitous ARP/ARP Announce. (RFC3927, Section 2.4)
- */
- if (sip == 0 || tip == sip) {
+ /* Special case: IPv4 duplicate address detection packet (RFC2131) */
+ if (sip == 0) {
if (arp->ar_op == htons(ARPOP_REQUEST) &&
inet_addr_type(net, tip) == RTN_LOCAL &&
!arp_ignore(in_dev, sip, tip))
if (arp->ar_op == htons(ARPOP_REQUEST) &&
ip_route_input(skb, tip, sip, 0, dev) == 0) {
- rt = skb->rtable;
+ rt = skb_rtable(skb);
addr_type = rt->rt_type;
if (addr_type == RTN_LOCAL) {