From: Roy Marples <roy@marples.name>
Date: Mon, 22 Sep 2014 10:03:03 +0000 (+0000)
Subject: We can't add link-local addresses to POINTOPOINT interfaces,
X-Git-Tag: v6.4.6~20
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=30d48c293598a08abac23523e8897277d272b288;p=thirdparty%2Fdhcpcd.git

We can't add link-local addresses to POINTOPOINT interfaces,
the PPP process has to.
Fixes [8fb17a419d].
---

diff --git a/ipv6.c b/ipv6.c
index 3ccc30bb..ee4afcb8 100644
--- a/ipv6.c
+++ b/ipv6.c
@@ -996,6 +996,11 @@ ipv6_start(struct interface *ifp)
 	const struct ipv6_state *state;
 	const struct ipv6_addr *ap;
 
+	/* We can't assign a link-locak address to this,
+	 * the ppp process has to. */
+	if (ifp->flags & IFF_POINTOPOINT)
+		return 0;
+
 	state = IPV6_CSTATE(ifp);
 	if (state) {
 		TAILQ_FOREACH(ap, &state->addrs, next) {