diff options
| -rw-r--r-- | sys/netinet/ip_fw.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/netinet/ip_fw.c b/sys/netinet/ip_fw.c index 51488e6ee5a1..b15dc9741105 100644 --- a/sys/netinet/ip_fw.c +++ b/sys/netinet/ip_fw.c @@ -11,7 +11,7 @@ * * This software is provided ``AS IS'' without any warranties of any kind. * - * $Id$ + * $Id: ip_fw.c,v 1.21 1995/07/23 05:36:29 davidg Exp $ */ /* @@ -153,7 +153,7 @@ ip_fw_chk(m, ip, rif, chain) dprintf1("TCP "); src_port = ntohs(tcp->th_sport); dst_port = ntohs(tcp->th_dport); - if (tcp->th_flags & TH_SYN) + if ((tcp->th_flags & TH_SYN) && !(tcp->th_flags & TH_ACK)) notcpsyn = 0; /* We *DO* have SYN ,value FALSE */ prt = IP_FW_F_TCP; break; |