Lines Matching refs:frag

713 	iter->frag = skb_shinfo(skb)->frag_list;  in ip6_fraglist_init()
744 struct sk_buff *frag = iter->frag; in ip6_fraglist_prepare() local
748 frag->ip_summed = CHECKSUM_NONE; in ip6_fraglist_prepare()
749 skb_reset_transport_header(frag); in ip6_fraglist_prepare()
750 fh = __skb_push(frag, sizeof(struct frag_hdr)); in ip6_fraglist_prepare()
751 __skb_push(frag, hlen); in ip6_fraglist_prepare()
752 skb_reset_network_header(frag); in ip6_fraglist_prepare()
753 memcpy(skb_network_header(frag), iter->tmp_hdr, hlen); in ip6_fraglist_prepare()
758 if (frag->next) in ip6_fraglist_prepare()
761 ipv6_hdr(frag)->payload_len = htons(frag->len - sizeof(struct ipv6hdr)); in ip6_fraglist_prepare()
762 ip6_copy_metadata(frag, skb); in ip6_fraglist_prepare()
790 struct sk_buff *frag; in ip6_frag_next() local
804 frag = alloc_skb(len + state->hlen + sizeof(struct frag_hdr) + in ip6_frag_next()
806 if (!frag) in ip6_frag_next()
813 ip6_copy_metadata(frag, skb); in ip6_frag_next()
814 skb_reserve(frag, state->hroom); in ip6_frag_next()
815 skb_put(frag, len + state->hlen + sizeof(struct frag_hdr)); in ip6_frag_next()
816 skb_reset_network_header(frag); in ip6_frag_next()
817 fh = (struct frag_hdr *)(skb_network_header(frag) + state->hlen); in ip6_frag_next()
818 frag->transport_header = (frag->network_header + state->hlen + in ip6_frag_next()
826 skb_set_owner_w(frag, skb->sk); in ip6_frag_next()
831 skb_copy_from_linear_data(skb, skb_network_header(frag), state->hlen); in ip6_frag_next()
833 fragnexthdr_offset = skb_network_header(frag); in ip6_frag_next()
847 BUG_ON(skb_copy_bits(skb, state->ptr, skb_transport_header(frag), in ip6_frag_next()
854 ipv6_hdr(frag)->payload_len = htons(frag->len - sizeof(struct ipv6hdr)); in ip6_frag_next()
859 return frag; in ip6_frag_next()
866 struct sk_buff *frag; in ip6_fragment() local
933 skb_walk_frags(skb, frag) { in ip6_fragment()
935 if (frag->len > mtu || in ip6_fragment()
936 ((frag->len & 7) && frag->next) || in ip6_fragment()
937 skb_headroom(frag) < (hlen + hroom + sizeof(struct frag_hdr))) in ip6_fragment()
941 if (skb_shared(frag)) in ip6_fragment()
944 BUG_ON(frag->sk); in ip6_fragment()
946 frag->sk = skb->sk; in ip6_fragment()
947 frag->destructor = sock_wfree; in ip6_fragment()
949 skb->truesize -= frag->truesize; in ip6_fragment()
963 if (iter.frag) in ip6_fragment()
972 if (err || !iter.frag) in ip6_fragment()
987 kfree_skb_list(iter.frag); in ip6_fragment()
996 if (frag2 == frag) in ip6_fragment()
1018 frag = ip6_frag_next(skb, &state); in ip6_fragment()
1019 if (IS_ERR(frag)) { in ip6_fragment()
1020 err = PTR_ERR(frag); in ip6_fragment()
1027 skb_set_delivery_time(frag, tstamp, tstamp_type); in ip6_fragment()
1028 err = output(net, sk, frag); in ip6_fragment()