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Code Issues Releases Activity

PKT_ALIAS_FOUND_HEADER_FRAGMENT result is not an error, so pass that packet.

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This fixes packet fragmentation handeling.

Pass really available buffer size to libalias instead of MCLBYTES constant.
MCLBYTES constant were used with believe that m_megapullup() always moves
date into a fresh cluster that sometimes may become not so.
This commit is contained in:
Alexander Motin 2008-06-01 12:29:23 +00:00
parent aac54f0a70
commit 1913488d10
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=179473
1 changed files with 4 additions and 3 deletions
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7
sys/netinet/ip_fw_nat.c
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@ -318,11 +318,12 @@ ipfw_nat(struct ip_fw_args *args, struct cfg_nat *t, struct mbuf *m)
c = mtod(mcl, char *);
if (args->oif == NULL)
retval = LibAliasIn(t->lib, c,
MCLBYTES);
mcl->m_len + M_TRAILINGSPACE(mcl));
else
retval = LibAliasOut(t->lib, c,
MCLBYTES);
if (retval != PKT_ALIAS_OK) {
mcl->m_len + M_TRAILINGSPACE(mcl));
if (retval != PKT_ALIAS_OK &&
retval != PKT_ALIAS_FOUND_HEADER_FRAGMENT) {
/* XXX - should i add some logging? */
m_free(mcl);
badnat: