530 	struct arphdr *arp;  in arp_create()  local
545 	arp = skb_put(skb, arp_hdr_len(dev));  in arp_create()
571 		arp->ar_hrd = htons(dev->type);  in arp_create()
572 		arp->ar_pro = htons(ETH_P_IP);  in arp_create()
577 		arp->ar_hrd = htons(ARPHRD_AX25);  in arp_create()
578 		arp->ar_pro = htons(AX25_P_IP);  in arp_create()
583 		arp->ar_hrd = htons(ARPHRD_NETROM);  in arp_create()
584 		arp->ar_pro = htons(AX25_P_IP);  in arp_create()
591 		arp->ar_hrd = htons(ARPHRD_ETHER);  in arp_create()
592 		arp->ar_pro = htons(ETH_P_IP);  in arp_create()
597 	arp->ar_hln = dev->addr_len;  in arp_create()
598 	arp->ar_pln = 4;  in arp_create()
599 	arp->ar_op = htons(type);  in arp_create()
601 	arp_ptr = (unsigned char *)(arp + 1);  in arp_create()
681 	struct arphdr *arp;  in arp_process()  local
700 	arp = arp_hdr(skb);  in arp_process()
704 		if (arp->ar_pro != htons(ETH_P_IP) ||  in arp_process()
705 		    htons(dev_type) != arp->ar_hrd)  in arp_process()
720 		if ((arp->ar_hrd != htons(ARPHRD_ETHER) &&  in arp_process()
721 		     arp->ar_hrd != htons(ARPHRD_IEEE802)) ||  in arp_process()
722 		    arp->ar_pro != htons(ETH_P_IP))  in arp_process()
726 		if (arp->ar_pro != htons(AX25_P_IP) ||  in arp_process()
727 		    arp->ar_hrd != htons(ARPHRD_AX25))  in arp_process()
731 		if (arp->ar_pro != htons(AX25_P_IP) ||  in arp_process()
732 		    arp->ar_hrd != htons(ARPHRD_NETROM))  in arp_process()
739 	if (arp->ar_op != htons(ARPOP_REPLY) &&  in arp_process()
740 	    arp->ar_op != htons(ARPOP_REQUEST))  in arp_process()
746 	arp_ptr = (unsigned char *)(arp + 1);  in arp_process()
800 	if (arp->ar_op == htons(ARPOP_REQUEST) && skb_metadata_dst(skb))  in arp_process()
807 		if (arp->ar_op == htons(ARPOP_REQUEST) &&  in arp_process()
815 	if (arp->ar_op == htons(ARPOP_REQUEST) &&  in arp_process()
871 		is_garp = arp_is_garp(net, dev, &addr_type, arp->ar_op,  in arp_process()
882 		     (arp->ar_op == htons(ARPOP_REPLY) &&  in arp_process()
908 		if (arp->ar_op != htons(ARPOP_REPLY) ||  in arp_process()
945 	const struct arphdr *arp;  in arp_rcv()  local
961 	arp = arp_hdr(skb);  in arp_rcv()
962 	if (arp->ar_hln != dev->addr_len || arp->ar_pln != 4)  in arp_rcv()