svn commit: r355669 - head/sys/contrib/ipfilter/netinet

[Cy Schubert]

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 <frank at 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