sctp_datamsg_from_user 534 include/net/sctp/structs.h struct sctp_datamsg *sctp_datamsg_from_user(struct sctp_association *, sctp_datamsg_from_user 1860 net/sctp/socket.c datamsg = sctp_datamsg_from_user(asoc, sinfo, &msg->msg_iter);