From: Jan Klemkow <jan@openbsd.org>
Subject: ip6_mroute: add missing counter
To: tech@openbsd.org
Date: Tue, 20 May 2025 03:58:08 +0200

Hi,

This diff add two missing/unused counters in IPv6 multicast routing
code.  We use the same counters at these places in the IPv4 version.

ok?

bye,
Jan

Index: netinet6/ip6_mroute.c
===================================================================
RCS file: /cvs/src/sys/netinet6/ip6_mroute.c,v
diff -u -p -r1.146 ip6_mroute.c
--- netinet6/ip6_mroute.c	19 May 2025 04:54:04 -0000	1.146
+++ netinet6/ip6_mroute.c	20 May 2025 01:54:12 -0000
@@ -936,6 +936,7 @@ ip6_mforward(struct ip6_hdr *ip6, struct
 	/*
 	 * Determine forwarding mifs from the forwarding cache table
 	 */
+	mrt6stat_inc(mrt6s_mfc_lookups);
 	rt = mf6c_find(NULL, &ip6->ip6_dst, rtableid);
 
 	/* Entry exists, so forward if necessary */
@@ -948,6 +949,7 @@ ip6_mforward(struct ip6_hdr *ip6, struct
 		 * send message to routing daemon
 		 */
 
+		mrt6stat_inc(mrt6s_mfc_misses);
 		mrt6stat_inc(mrt6s_no_route);
 
 		{