diff options
| -rw-r--r-- | sys/netinet/tcp_input.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c index 2cc288c..009a1fd 100644 --- a/sys/netinet/tcp_input.c +++ b/sys/netinet/tcp_input.c @@ -2740,7 +2740,6 @@ tcp_mss(struct tcpcb *tp, int offer) maxmtu = tcp_maxmtu(&inp->inp_inc, &mtuflags); tp->t_maxopd = tp->t_maxseg = tcp_mssdflt; } - so = inp->inp_socket; /* * No route to sender, stay with default mss and return. @@ -2753,13 +2752,10 @@ tcp_mss(struct tcpcb *tp, int offer) case 0: /* * Offer == 0 means that there was no MSS on the SYN - * segment, in this case we use tcp_mssdflt. + * segment, in this case we use tcp_mssdflt as + * already assigned to t_maxopd above. */ - offer = -#ifdef INET6 - isipv6 ? tcp_v6mssdflt : -#endif - tcp_mssdflt; + offer = tp->t_maxopd; break; case -1: @@ -2829,7 +2825,6 @@ tcp_mss(struct tcpcb *tp, int offer) (origoffer == -1 || (tp->t_flags & TF_RCVD_TSTMP) == TF_RCVD_TSTMP)) mss -= TCPOLEN_TSTAMP_APPA; - tp->t_maxseg = mss; #if (MCLBYTES & (MCLBYTES - 1)) == 0 if (mss > MCLBYTES) @@ -2847,6 +2842,7 @@ tcp_mss(struct tcpcb *tp, int offer) * Make the socket buffers an integral number of mss units; * if the mss is larger than the socket buffer, decrease the mss. */ + so = inp->inp_socket; SOCKBUF_LOCK(&so->so_snd); if ((so->so_snd.sb_hiwat == tcp_sendspace) && metrics.rmx_sendpipe) bufsize = metrics.rmx_sendpipe; |
