net/ipv6/ip6_output.c

19  *	Imran Patel	:	frag id should be in NBO
705 	iter->frag = skb_shinfo(skb)->frag_list;
736 	struct sk_buff *frag = iter->frag;
740 	frag->ip_summed = CHECKSUM_NONE;
741 	skb_reset_transport_header(frag);
742 	fh = __skb_push(frag, sizeof(struct frag_hdr));
743 	__skb_push(frag, hlen);
744 	skb_reset_network_header(frag);
745 	memcpy(skb_network_header(frag), iter->tmp_hdr, hlen);
750 	if (frag->next)
753 	ipv6_hdr(frag)->payload_len = htons(frag->len - sizeof(struct ipv6hdr));
754 	ip6_copy_metadata(frag, skb);
782 	struct sk_buff *frag;
796 	frag = alloc_skb(len + state->hlen + sizeof(struct frag_hdr) +
798 	if (!frag)
805 	ip6_copy_metadata(frag, skb);
806 	skb_reserve(frag, state->hroom);
807 	skb_put(frag, len + state->hlen + sizeof(struct frag_hdr));
808 	skb_reset_network_header(frag);
809 	fh = (struct frag_hdr *)(skb_network_header(frag) + state->hlen);
810 	frag->transport_header = (frag->network_header + state->hlen +
818 		skb_set_owner_w(frag, skb->sk);
823 	skb_copy_from_linear_data(skb, skb_network_header(frag), state->hlen);
825 	fragnexthdr_offset = skb_network_header(frag);
839 	BUG_ON(skb_copy_bits(skb, state->ptr, skb_transport_header(frag),
846 	ipv6_hdr(frag)->payload_len = htons(frag->len - sizeof(struct ipv6hdr));
851 	return frag;
858 	struct sk_buff *frag;
925 		skb_walk_frags(skb, frag) {
927 			if (frag->len > mtu ||
928 			    ((frag->len & 7) && frag->next) ||
929 			    skb_headroom(frag) < (hlen + hroom + sizeof(struct frag_hdr)))
933 			if (skb_shared(frag))
936 			BUG_ON(frag->sk);
938 				frag->sk = skb->sk;
939 				frag->destructor = sock_wfree;
941 			skb->truesize -= frag->truesize;
955 			if (iter.frag)
964 			if (err || !iter.frag)
979 		kfree_skb_list(iter.frag);
988 			if (frag2 == frag)
1010 		frag = ip6_frag_next(skb, &state);
1011 		if (IS_ERR(frag)) {
1012 			err = PTR_ERR(frag);
1019 		skb_set_delivery_time(frag, tstamp, mono_delivery_time);
1020 		err = output(net, sk, frag);