1313 			      struct ddpehdr *ddp, __u16 len_hops, int origlen)  in atalk_route_packet()  argument
1322 	if (skb->pkt_type != PACKET_HOST || !ddp->deh_dnet) {  in atalk_route_packet()
1335 	ta.s_net  = ddp->deh_dnet;  in atalk_route_packet()
1336 	ta.s_node = ddp->deh_dnode;  in atalk_route_packet()
1363 	ddp->deh_len_hops = htons(len_hops);  in atalk_route_packet()
1415 	struct ddpehdr *ddp;  in atalk_rcv()  local
1430 	if (!pskb_may_pull(skb, sizeof(*ddp)))  in atalk_rcv()
1433 	ddp = ddp_hdr(skb);  in atalk_rcv()
1435 	len_hops = ntohs(ddp->deh_len_hops);  in atalk_rcv()
1446 	if (skb->len < sizeof(*ddp) || skb->len < (len_hops & 1023)) {  in atalk_rcv()
1456 	if (ddp->deh_sum &&  in atalk_rcv()
1457 	    atalk_checksum(skb, len_hops & 1023) != ddp->deh_sum)  in atalk_rcv()
1462 	if (!ddp->deh_dnet)	/* Net 0 is 'this network' */  in atalk_rcv()
1463 		atif = atalk_find_anynet(ddp->deh_dnode, dev);  in atalk_rcv()
1465 		atif = atalk_find_interface(ddp->deh_dnet, ddp->deh_dnode);  in atalk_rcv()
1471 		return atalk_route_packet(skb, dev, ddp, len_hops, origlen);  in atalk_rcv()
1481 	tosat.sat_addr.s_net  = ddp->deh_dnet;  in atalk_rcv()
1482 	tosat.sat_addr.s_node = ddp->deh_dnode;  in atalk_rcv()
1483 	tosat.sat_port	      = ddp->deh_dport;  in atalk_rcv()
1515 		struct ddpehdr *ddp;  in ltalk_rcv()  local
1530 		ddp = skb_push(skb, sizeof(*ddp) - 4);  in ltalk_rcv()
1540 		ddp->deh_dnode = skb_mac_header(skb)[0];     /* From physical header */  in ltalk_rcv()
1541 		ddp->deh_snode = skb_mac_header(skb)[1];     /* From physical header */  in ltalk_rcv()
1543 		ddp->deh_dnet  = ap->s_net;	/* Network number */  in ltalk_rcv()
1544 		ddp->deh_snet  = ap->s_net;  in ltalk_rcv()
1545 		ddp->deh_sum   = 0;		/* No checksum */  in ltalk_rcv()
1550 		ddp->deh_len_hops = htons(skb->len + (DDP_MAXHOPS << 10));  in ltalk_rcv()
1570 	struct ddpehdr *ddp;  in atalk_sendmsg()  local
1648 	ddp = skb_put(skb, sizeof(struct ddpehdr));  in atalk_sendmsg()
1649 	ddp->deh_len_hops  = htons(len + sizeof(*ddp));  in atalk_sendmsg()
1650 	ddp->deh_dnet  = usat->sat_addr.s_net;  in atalk_sendmsg()
1651 	ddp->deh_snet  = at->src_net;  in atalk_sendmsg()
1652 	ddp->deh_dnode = usat->sat_addr.s_node;  in atalk_sendmsg()
1653 	ddp->deh_snode = at->src_node;  in atalk_sendmsg()
1654 	ddp->deh_dport = usat->sat_port;  in atalk_sendmsg()
1655 	ddp->deh_sport = at->src_port;  in atalk_sendmsg()
1667 		ddp->deh_sum = 0;  in atalk_sendmsg()
1669 		ddp->deh_sum = atalk_checksum(skb, len + sizeof(*ddp));  in atalk_sendmsg()
1675 	if (ddp->deh_dnode == ATADDR_BCAST &&  in atalk_sendmsg()
1693 		if (ddp->deh_dnode == ATADDR_BCAST) {  in atalk_sendmsg()
1732 	struct ddpehdr *ddp;  in atalk_recvmsg()  local
1746 	ddp = ddp_hdr(skb);  in atalk_recvmsg()
1747 	copied = ntohs(ddp->deh_len_hops) & 1023;  in atalk_recvmsg()
1750 		offset = sizeof(*ddp);  in atalk_recvmsg()
1763 		sat->sat_port        = ddp->deh_sport;  in atalk_recvmsg()
1764 		sat->sat_addr.s_node = ddp->deh_snode;  in atalk_recvmsg()
1765 		sat->sat_addr.s_net  = ddp->deh_snet;  in atalk_recvmsg()