sctp_data_chunk 497 include/net/sctp/sctp.h frag -= sizeof(struct sctphdr) + sizeof(struct sctp_data_chunk); sctp_data_chunk 493 net/sctp/ulpevent.c skb_pull(skb, sizeof(struct sctp_data_chunk)); sctp_data_chunk 494 net/sctp/ulpevent.c len -= sizeof(struct sctp_data_chunk);