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authorjlemon <jlemon@FreeBSD.org>2000-05-21 21:26:06 +0000
committerjlemon <jlemon@FreeBSD.org>2000-05-21 21:26:06 +0000
commit8ad299376012b9d2b2109a369d1b3838f03dae62 (patch)
treeb0f370b6c3f32a8adb8de0d731b2389be4dc19ee /sys/contrib
parent82793e31dc89b5afc9b2b0723f8f4ce0ea3bcbf1 (diff)
downloadFreeBSD-src-8ad299376012b9d2b2109a369d1b3838f03dae62.zip
FreeBSD-src-8ad299376012b9d2b2109a369d1b3838f03dae62.tar.gz
Compute the checksum before handing the packet off to IPFilter.
Tested by: Cy Schubert <Cy.Schubert@uumail.gov.bc.ca>
Diffstat (limited to 'sys/contrib')
-rw-r--r--sys/contrib/ipfilter/netinet/fil.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/contrib/ipfilter/netinet/fil.c b/sys/contrib/ipfilter/netinet/fil.c
index bb53f49..8dea84b 100644
--- a/sys/contrib/ipfilter/netinet/fil.c
+++ b/sys/contrib/ipfilter/netinet/fil.c
@@ -632,6 +632,14 @@ int out;
m->m_flags &= ~M_CANFASTFWD;
# endif /* M_CANFASTFWD */
+ /*
+ * disable delayed checksums.
+ */
+ if (m->m_pkthdr.csum_flags & CSUM_DELAY_DATA) {
+ in_delayed_cksum(m);
+ m->m_pkthdr.csum_flags &= ~CSUM_DELAY_DATA;
+ }
+
if ((ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_UDP ||
ip->ip_p == IPPROTO_ICMP)) {
int plen = 0;
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