ISOTP_SENDING
if (READ_ONCE(so->tx.state) == ISOTP_SENDING && !READ_ONCE(so->cfecho))
u32 new_state = ISOTP_SENDING;
WRITE_ONCE(so->tx.state, ISOTP_SENDING);
WRITE_ONCE(so->tx.state, ISOTP_SENDING);
if (READ_ONCE(so->tx.state) != ISOTP_SENDING)