diff options
| -rw-r--r-- | sys/contrib/ipfilter/netinet/fil.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/contrib/ipfilter/netinet/fil.c b/sys/contrib/ipfilter/netinet/fil.c index a0d008dbd2d72..bbfb2287337b8 100644 --- a/sys/contrib/ipfilter/netinet/fil.c +++ b/sys/contrib/ipfilter/netinet/fil.c @@ -1723,6 +1723,10 @@ ipf_pr_ipv4hdr(fin) * calculate the byte offset that it represents. */ off &= IP_MF|IP_OFFMASK; + if (off == 1 && p == IPPROTO_TCP) { + fin->fin_flx |= FI_SHORT; /* RFC 3128 */ + DT1(ipf_fi_tcp_frag_off_1, fr_info_t *, fin); + } if (off != 0) { int morefrag = off & IP_MF; |