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Revert ip_fil_freebsd.c -r287674. This should not have gone in yet.

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This commit is contained in:
Cy Schubert 2015-09-11 16:52:13 +00:00
parent e1d4f0626e
commit 43fd750b64
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=287675
1 changed files with 0 additions and 12 deletions
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12
sys/contrib/ipfilter/netinet/ip_fil_freebsd.c
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@ -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