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| author | mlaier <mlaier@FreeBSD.org> | 2007-07-03 11:50:02 +0000 |
|---|---|---|
| committer | mlaier <mlaier@FreeBSD.org> | 2007-07-03 11:50:02 +0000 |
| commit | a8f964c8c62b86f839eb9871bc1603f00cd03c6b (patch) | |
| tree | efb4cd885e19eac66324810d5a9ae47e174c7a58 /sys/contrib | |
| parent | 7bd493c8303ecccabb6c496bd13a245bd8af916c (diff) | |
| download | FreeBSD-src-a8f964c8c62b86f839eb9871bc1603f00cd03c6b.zip FreeBSD-src-a8f964c8c62b86f839eb9871bc1603f00cd03c6b.tar.gz | |
Fix hardware checksum verification on fragments.
MFC after: 7 days
Reported/tested by: Hugo Koji Kobayashi, Vadym Chepkov
Reviewed/help by: yongari
Approved by: re (kensmith)
Diffstat (limited to 'sys/contrib')
| -rw-r--r-- | sys/contrib/pf/net/pf_norm.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/contrib/pf/net/pf_norm.c b/sys/contrib/pf/net/pf_norm.c index 98ed5fb..0153644 100644 --- a/sys/contrib/pf/net/pf_norm.c +++ b/sys/contrib/pf/net/pf_norm.c @@ -566,8 +566,17 @@ pf_reassemble(struct mbuf **m0, struct pf_fragment **frag, m2 = frent->fr_m; pool_put(&pf_frent_pl, frent); pf_nfrents--; +#ifdef __FreeBSD__ + m->m_pkthdr.csum_flags &= m2->m_pkthdr.csum_flags; + m->m_pkthdr.csum_data += m2->m_pkthdr.csum_data; +#endif m_cat(m, m2); } +#ifdef __FreeBSD__ + while (m->m_pkthdr.csum_data & 0xffff0000) + m->m_pkthdr.csum_data = (m->m_pkthdr.csum_data & 0xffff) + + (m->m_pkthdr.csum_data >> 16); +#endif ip->ip_src = (*frag)->fr_src; ip->ip_dst = (*frag)->fr_dst; |
