From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Fri, 11 Jul 2025 11:30:34 +0000 (+0900)
Subject: network/radv: allow to send Router Advertisement from e.g. Tun interface
X-Git-Tag: v258-rc1~83^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=refs%2Fpull%2F38175%2Fhead;p=thirdparty%2Fsystemd.git

network/radv: allow to send Router Advertisement from e.g. Tun interface

Sending router advertisement requires an IPv6LL address and
IFF_MULTICAST flag. The length of the hardware address is irrelevant.

Closes #38170.
---

diff --git a/src/network/networkd-radv.c b/src/network/networkd-radv.c
index 5daab56db43..bf5b9216b05 100644
--- a/src/network/networkd-radv.c
+++ b/src/network/networkd-radv.c
@@ -37,9 +37,6 @@ bool link_radv_enabled(Link *link) {
         if (!link_ipv6ll_enabled_harder(link))
                 return false;
 
-        if (link->hw_addr.length != ETH_ALEN)
-                return false;
-
         return link->network->router_prefix_delegation;
 }