sctp_pktdrop_chunk
sctp_handle_packet_dropped(struct sctp_pktdrop_chunk *cp,
chlen -= sizeof(struct sctp_pktdrop_chunk);
sctp_handle_packet_dropped((struct sctp_pktdrop_chunk *)ch,
struct sctp_pktdrop_chunk *drp;
if ((chk->send_size+sizeof(struct sctp_pktdrop_chunk)+SCTP_MIN_OVERHEAD) > MHLEN) {
drp = mtod(chk->data, struct sctp_pktdrop_chunk *);
chk->book_size = (chk->send_size + sizeof(struct sctp_pktdrop_chunk) +
sizeof(struct sctp_pktdrop_chunk) +
chk->send_size += sizeof(struct sctp_pktdrop_chunk);