L2CAP_WAIT_CONFIG
chan->lc_state = L2CAP_WAIT_CONFIG;
case L2CAP_WAIT_CONFIG:
new->lc_state = L2CAP_WAIT_CONFIG;
chan->lc_state = L2CAP_WAIT_CONFIG;
|| chan->lc_state != L2CAP_WAIT_CONFIG
if (chan == NULL || chan->lc_state != L2CAP_WAIT_CONFIG