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Code Issues Releases Activity

UDP checksum is mandatory in IPv6 (RFC2460 p.28)

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Obtained from: KAME
This commit is contained in:
SUZUKI Shinsuke 2004-04-01 13:48:23 +00:00
parent 396e20d19f
commit b5676acff4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=127711
1 changed files with 4 additions and 2 deletions
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6
sys/netinet6/udp6_usrreq.c
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@ -168,9 +168,11 @@ udp6_input(mp, offp, proto)
/*
* Checksum extended UDP header and data.
*/
if (uh->uh_sum == 0)
if (uh->uh_sum == 0) {
udpstat.udps_nosum++;
else if (in6_cksum(m, IPPROTO_UDP, off, ulen) != 0) {
goto bad;
}
if (in6_cksum(m, IPPROTO_UDP, off, ulen) != 0) {
udpstat.udps_badsum++;
goto bad;
}