From bef794e1c7078038a0bef92153ce0d517b85779b Mon Sep 17 00:00:00 2001
From: claudio <claudio@openbsd.org>
Date: Tue, 15 Nov 2022 18:42:46 +0000
Subject: [PATCH] Not assigning a link local address by default breaks various
 things. A lot of code depends on a eui64 address to be present. So revert
 this bit of the last commit. OK florian@

---
 sys/netinet6/in6_ifattach.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/sys/netinet6/in6_ifattach.c b/sys/netinet6/in6_ifattach.c
index 7550297f88e..49b8bc76c35 100644
--- a/sys/netinet6/in6_ifattach.c
+++ b/sys/netinet6/in6_ifattach.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: in6_ifattach.c,v 1.120 2022/11/14 17:12:55 claudio Exp $	*/
+/*	$OpenBSD: in6_ifattach.c,v 1.121 2022/11/15 18:42:46 claudio Exp $	*/
 /*	$KAME: in6_ifattach.c,v 1.124 2001/07/18 08:32:51 jinmei Exp $	*/
 
 /*
@@ -389,12 +389,10 @@ in6_ifattach(struct ifnet *ifp)
 			return (error);
 	}
 
-	/*
-	 * Only interfaces that need the ND cache should automatically
-	 * assign a link local address.
-	 */
-	if (!nd6_need_cache(ifp))
+	switch (ifp->if_type) {
+	case IFT_WIREGUARD:
 		return (0);
+	}
 
 	/* Assign a link-local address, if there's none. */
 	if (in6ifa_ifpforlinklocal(ifp, 0) == NULL) {
-- 
2.20.1