On Fri May 8 20:12:57 PDT 2015, cinap_len...@felloff.net wrote: > do we really need to initialize tcb->mss to tcpmtu() in procsyn()? > as i see it, procsyn() is called only when tcb->state is Syn_sent, > which only should happen for client connections doing a connect, in > which case tcpsndsyn() would have initialized tcb->mss already no?
yes, we should. the bug is that we confuse send mss and receive mss. the sender's mss is the one we need to repsect here. tcpsendsyn() should not set the mss, the mss it calculates is for rx. - erik
