18 static int lowpan_give_skb_to_devices(struct sk_buff *skb,  in lowpan_give_skb_to_devices()  argument
25 	skb->protocol = htons(ETH_P_IPV6);  in lowpan_give_skb_to_devices()
26 	skb->pkt_type = PACKET_HOST;  in lowpan_give_skb_to_devices()
30 		if (lowpan_dev_info(entry->ldev)->real_dev == skb->dev) {  in lowpan_give_skb_to_devices()
31 			skb_cp = skb_copy(skb, GFP_ATOMIC);  in lowpan_give_skb_to_devices()
33 				kfree_skb(skb);  in lowpan_give_skb_to_devices()
45 	consume_skb(skb);  in lowpan_give_skb_to_devices()
51 iphc_decompress(struct sk_buff *skb, const struct ieee802154_hdr *hdr)  in iphc_decompress()  argument
57 	raw_dump_table(__func__, "raw skb data dump", skb->data, skb->len);  in iphc_decompress()
59 	if (skb->len < 2)  in iphc_decompress()
62 	if (lowpan_fetch_skb_u8(skb, &iphc0))  in iphc_decompress()
65 	if (lowpan_fetch_skb_u8(skb, &iphc1))  in iphc_decompress()
81 	return lowpan_header_decompress(skb, skb->dev, sap, sa.addr_type,  in iphc_decompress()
86 static int lowpan_rcv(struct sk_buff *skb, struct net_device *dev,  in lowpan_rcv()  argument
92 	skb = skb_share_check(skb, GFP_ATOMIC);  in lowpan_rcv()
93 	if (!skb)  in lowpan_rcv()
99 	if (skb->pkt_type == PACKET_OTHERHOST)  in lowpan_rcv()
105 	if (ieee802154_hdr_peek_addrs(skb, &hdr) < 0)  in lowpan_rcv()
109 	if (skb->data[0] == LOWPAN_DISPATCH_IPV6) {  in lowpan_rcv()
111 		skb_pull(skb, 1);  in lowpan_rcv()
112 		return lowpan_give_skb_to_devices(skb, NULL);  in lowpan_rcv()
114 		switch (skb->data[0] & 0xe0) {  in lowpan_rcv()
116 			ret = iphc_decompress(skb, &hdr);  in lowpan_rcv()
120 			return lowpan_give_skb_to_devices(skb, NULL);  in lowpan_rcv()
122 			ret = lowpan_frag_rcv(skb, LOWPAN_DISPATCH_FRAG1);  in lowpan_rcv()
124 				ret = iphc_decompress(skb, &hdr);  in lowpan_rcv()
128 				return lowpan_give_skb_to_devices(skb, NULL);  in lowpan_rcv()
135 			ret = lowpan_frag_rcv(skb, LOWPAN_DISPATCH_FRAGN);  in lowpan_rcv()
137 				ret = iphc_decompress(skb, &hdr);  in lowpan_rcv()
141 				return lowpan_give_skb_to_devices(skb, NULL);  in lowpan_rcv()
153 	kfree_skb(skb);  in lowpan_rcv()