Cross Reference: /net/ipv6/reassembly.c

Lines Matching refs:head
381 	struct sk_buff *fp, *head = fq->q.fragments;
393 	/* Make the one we just received the head. */
395 		head = prev->next;
396 		fp = skb_clone(head, GFP_ATOMIC);
401 		fp->next = head->next;
406 		skb_morph(head, fq->q.fragments);
407 		head->next = fq->q.fragments->next;
410 		fq->q.fragments = head;
413 	WARN_ON(head == NULL);
414 	WARN_ON(FRAG6_CB(head)->offset != 0);
417 	payload_len = ((head->data - skb_network_header(head)) -
424 	if (skb_unclone(head, GFP_ATOMIC))
430 	if (skb_has_frag_list(head)) {
436 		clone->next = head->next;
437 		head->next = clone;
438 		skb_shinfo(clone)->frag_list = skb_shinfo(head)->frag_list;
439 		skb_frag_list_init(head);
440 		for (i = 0; i < skb_shinfo(head)->nr_frags; i++)
441 			plen += skb_frag_size(&skb_shinfo(head)->frags[i]);
442 		clone->len = clone->data_len = head->data_len - plen;
443 		head->data_len -= clone->len;
444 		head->len -= clone->len;
446 		clone->ip_summed = head->ip_summed;
453 	skb_network_header(head)[nhoff] = skb_transport_header(head)[0];
454 	memmove(head->head + sizeof(struct frag_hdr), head->head,
455 		(head->data - head->head) - sizeof(struct frag_hdr));
456 	head->mac_header += sizeof(struct frag_hdr);
457 	head->network_header += sizeof(struct frag_hdr);
459 	skb_reset_transport_header(head);
460 	skb_push(head, head->data - skb_network_header(head));
462 	sum_truesize = head->truesize;
463 	for (fp = head->next; fp;) {
469 		if (head->ip_summed != fp->ip_summed)
470 			head->ip_summed = CHECKSUM_NONE;
471 		else if (head->ip_summed == CHECKSUM_COMPLETE)
472 			head->csum = csum_add(head->csum, fp->csum);
474 		if (skb_try_coalesce(head, fp, &headstolen, &delta)) {
477 			if (!skb_shinfo(head)->frag_list)
478 				skb_shinfo(head)->frag_list = fp;
479 			head->data_len += fp->len;
480 			head->len += fp->len;
481 			head->truesize += fp->truesize;
487 	head->next = NULL;
488 	head->dev = dev;
489 	head->tstamp = fq->q.stamp;
490 	ipv6_hdr(head)->payload_len = htons(payload_len);
491 	ipv6_change_dsfield(ipv6_hdr(head), 0xff, ecn);
492 	IP6CB(head)->nhoff = nhoff;
495 	if (head->ip_summed == CHECKSUM_COMPLETE)
496 		head->csum = csum_partial(skb_network_header(head),
497 					  skb_network_header_len(head),
498 					  head->csum);