Lines Matching refs:frag
694 iter->frag = skb_shinfo(skb)->frag_list; in ip6_fraglist_init()
725 struct sk_buff *frag = iter->frag; in ip6_fraglist_prepare() local
729 frag->ip_summed = CHECKSUM_NONE; in ip6_fraglist_prepare()
730 skb_reset_transport_header(frag); in ip6_fraglist_prepare()
731 fh = __skb_push(frag, sizeof(struct frag_hdr)); in ip6_fraglist_prepare()
732 __skb_push(frag, hlen); in ip6_fraglist_prepare()
733 skb_reset_network_header(frag); in ip6_fraglist_prepare()
734 memcpy(skb_network_header(frag), iter->tmp_hdr, hlen); in ip6_fraglist_prepare()
739 if (frag->next) in ip6_fraglist_prepare()
742 ipv6_hdr(frag)->payload_len = htons(frag->len - sizeof(struct ipv6hdr)); in ip6_fraglist_prepare()
743 ip6_copy_metadata(frag, skb); in ip6_fraglist_prepare()
771 struct sk_buff *frag; in ip6_frag_next() local
785 frag = alloc_skb(len + state->hlen + sizeof(struct frag_hdr) + in ip6_frag_next()
787 if (!frag) in ip6_frag_next()
794 ip6_copy_metadata(frag, skb); in ip6_frag_next()
795 skb_reserve(frag, state->hroom); in ip6_frag_next()
796 skb_put(frag, len + state->hlen + sizeof(struct frag_hdr)); in ip6_frag_next()
797 skb_reset_network_header(frag); in ip6_frag_next()
798 fh = (struct frag_hdr *)(skb_network_header(frag) + state->hlen); in ip6_frag_next()
799 frag->transport_header = (frag->network_header + state->hlen + in ip6_frag_next()
807 skb_set_owner_w(frag, skb->sk); in ip6_frag_next()
812 skb_copy_from_linear_data(skb, skb_network_header(frag), state->hlen); in ip6_frag_next()
814 fragnexthdr_offset = skb_network_header(frag); in ip6_frag_next()
828 BUG_ON(skb_copy_bits(skb, state->ptr, skb_transport_header(frag), in ip6_frag_next()
835 ipv6_hdr(frag)->payload_len = htons(frag->len - sizeof(struct ipv6hdr)); in ip6_frag_next()
840 return frag; in ip6_frag_next()
847 struct sk_buff *frag; in ip6_fragment() local
912 skb_walk_frags(skb, frag) { in ip6_fragment()
914 if (frag->len > mtu || in ip6_fragment()
915 ((frag->len & 7) && frag->next) || in ip6_fragment()
916 skb_headroom(frag) < (hlen + hroom + sizeof(struct frag_hdr))) in ip6_fragment()
920 if (skb_shared(frag)) in ip6_fragment()
923 BUG_ON(frag->sk); in ip6_fragment()
925 frag->sk = skb->sk; in ip6_fragment()
926 frag->destructor = sock_wfree; in ip6_fragment()
928 skb->truesize -= frag->truesize; in ip6_fragment()
942 if (iter.frag) in ip6_fragment()
951 if (err || !iter.frag) in ip6_fragment()
966 kfree_skb_list(iter.frag); in ip6_fragment()
975 if (frag2 == frag) in ip6_fragment()
997 frag = ip6_frag_next(skb, &state); in ip6_fragment()
998 if (IS_ERR(frag)) { in ip6_fragment()
999 err = PTR_ERR(frag); in ip6_fragment()
1006 skb_set_delivery_time(frag, tstamp, mono_delivery_time); in ip6_fragment()
1007 err = output(net, sk, frag); in ip6_fragment()