diff options
| author | brian <brian@FreeBSD.org> | 1997-07-25 03:58:21 +0000 |
|---|---|---|
| committer | brian <brian@FreeBSD.org> | 1997-07-25 03:58:21 +0000 |
| commit | 8ebf5a9ddf8ce226d9cf1b01c90a1e920ac0c2a8 (patch) | |
| tree | e07dbd14f8c57d10313150208aab445ee3f3fc9e /sys/netinet | |
| parent | fa74c6b5cf20bf83ae7fe9dadbdf1c726a49e812 (diff) | |
| download | FreeBSD-src-8ebf5a9ddf8ce226d9cf1b01c90a1e920ac0c2a8.zip FreeBSD-src-8ebf5a9ddf8ce226d9cf1b01c90a1e920ac0c2a8.tar.gz | |
Recalculate ip_sum before passing a
re-assembled packet to a divert port.
Pointed-out by: Ari Suutari <ari@suutari.iki.fi>
VS: then name the system in this line, otherwise delete it.
Diffstat (limited to 'sys/netinet')
| -rw-r--r-- | sys/netinet/ip_input.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c index 903adaf..0be684a 100644 --- a/sys/netinet/ip_input.c +++ b/sys/netinet/ip_input.c @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)ip_input.c 8.2 (Berkeley) 1/4/94 - * $Id: ip_input.c,v 1.62 1997/05/11 18:05:37 tegge Exp $ + * $Id: ip_input.c,v 1.63 1997/06/02 05:02:36 julian Exp $ * $ANA: ip_input.c,v 1.5 1996/09/18 14:34:59 wollman Exp $ */ @@ -512,6 +512,20 @@ found: return; ipstat.ips_reassembled++; m = dtom(ip); +#ifdef IPDIVERT + if (frag_divert_port) { + ip->ip_len += hlen; + HTONS(ip->ip_len); + HTONS(ip->ip_off); + HTONS(ip->ip_id); + ip->ip_sum = 0; + ip->ip_sum = in_cksum_hdr(ip); + NTOHS(ip->ip_id); + NTOHS(ip->ip_off); + NTOHS(ip->ip_len); + ip->ip_len -= hlen; + } +#endif } else if (fp) ip_freef(fp); |
