diff options
| -rw-r--r-- | sys/contrib/ipfilter/netinet/ip_fil_freebsd.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c b/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c index 72f67d7..93ea572 100644 --- a/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c +++ b/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c @@ -1104,18 +1104,6 @@ ipf_checkv4sum(fin) return -1; } if (m->m_pkthdr.csum_flags & CSUM_DATA_VALID) { - /* UDP may have zero checksum */ - if (fin->fin_p == IPPROTO_UDP && (fin->fin_flx & (FI_FRAG|FI_SHORT|FI_BAD)) == 0) { - udphdr_t *udp = fin->fin_dp; - if (udp->uh_sum == 0) { - /* we're good no matter what the hardware checksum flags - and csum_data say (handling of csum_data for zero UDP - checksum is not consistent across all drivers) */ - fin->fin_cksum = 1; - return 0; - } - } - if (m->m_pkthdr.csum_flags & CSUM_PSEUDO_HDR) sum = m->m_pkthdr.csum_data; else |
