diff options
| -rw-r--r-- | sys/netinet/udp_usrreq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c index fb248c6..8cae36a 100644 --- a/sys/netinet/udp_usrreq.c +++ b/sys/netinet/udp_usrreq.c @@ -1375,7 +1375,8 @@ udp_output(struct inpcb *inp, struct mbuf *m, struct sockaddr *addr, faddr.s_addr = INADDR_BROADCAST; if ((ui->ui_sum = in_cksum(m, sizeof(struct ip) + cscov)) == 0) ui->ui_sum = 0xffff; - } else if (V_udp_cksum || !cscov_partial) { + } else if (V_udp_cksum || pr == IPPROTO_UDPLITE) { + /* for UDP-Lite full checksum coverage is requested */ if (inp->inp_flags & INP_ONESBCAST) faddr.s_addr = INADDR_BROADCAST; ui->ui_sum = in_pseudo(ui->ui_src.s_addr, faddr.s_addr, |
