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- Fix one more miss from r241913.

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- Add XXX comment about necessity of the entire block,
  that "fixes up" the IP header.
This commit is contained in:
Gleb Smirnoff 2012-10-23 08:22:01 +00:00
parent 08e0e0b1e3
commit d2bffb140e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=241922
1 changed files with 4 additions and 2 deletions
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6
sys/netipsec/ipsec_input.c
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@ -328,7 +328,10 @@ ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav,
}
if (skip != 0) {
/* Fix IPv4 header */
/*
* Fix IPv4 header
* XXXGL: do we need this entire block?
*/
if (m->m_len < skip && (m = m_pullup(m, skip)) == NULL) {
DPRINTF(("%s: processing failed for SA %s/%08lx\n",
__func__, ipsec_address(&sav->sah->saidx.dst),
@ -341,7 +344,6 @@ ipsec4_common_input_cb(struct mbuf *m, struct secasvar *sav,
ip = mtod(m, struct ip *);
ip->ip_len = htons(m->m_pkthdr.len);
ip->ip_off = htons(ip->ip_off);
ip->ip_sum = 0;
ip->ip_sum = in_cksum(m, ip->ip_hl << 2);
} else {