SCTP_TB_RUNNING
if (state == SCTP_TB_RUNNING) {
sctp_tb->sctp_tb_state = SCTP_TB_RUNNING;
if (state == SCTP_TB_RUNNING) {
if (state == SCTP_TB_RUNNING) {
if (state != SCTP_TB_RUNNING) {
sctp_tb->sctp_tb_state = SCTP_TB_RUNNING;