Author: cy
Date: Thu Dec 12 20:44:46 2019
New Revision: 355669
URL: https://svnweb.freebsd.org/changeset/base/355669
Log:
in6_cksum() returns zero when checksums are good.
PR: 203275
Reported by: Frank Volf <fr...@deze.org>
MFC after: 3 days
Modified:
head/sys/contrib/ipfilter/netinet/fil.c
Modified: head/sys/contrib/ipfilter/netinet/fil.c
==============================================================================
--- head/sys/contrib/ipfilter/netinet/fil.c Thu Dec 12 19:37:10 2019
(r355668)
+++ head/sys/contrib/ipfilter/netinet/fil.c Thu Dec 12 20:44:46 2019
(r355669)
@@ -6744,7 +6744,7 @@ ipf_checkl4sum(fin)
#endif
DT3(l4sums, u_short, hdrsum, u_short, sum, fr_info_t *, fin);
#ifdef USE_INET6
- if (hdrsum == sum || (sum == 0 && fin->fin_p == IPPROTO_ICMPV6)) {
+ if (hdrsum == sum || (sum == 0 && IP_V(fin->fin_ip) == 6)) {
#else
if (hdrsum == sum) {
#endif
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