From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 23 Feb 2022 23:20:44 +0000 (+0900)
Subject: network: create stacked netdevs after the underlying link is activated
X-Git-Tag: v251-rc1~225^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=047b9991a4d0d93d0dfe3d144410c619a8b74699;p=thirdparty%2Fsystemd.git

network: create stacked netdevs after the underlying link is activated

Otherwise, the activation policy for the netdevs are ignored.

Fixes #22593.
---

diff --git a/src/network/netdev/netdev.c b/src/network/netdev/netdev.c
index 8f68a50297f..52643cf3c39 100644
--- a/src/network/netdev/netdev.c
+++ b/src/network/netdev/netdev.c
@@ -643,6 +643,11 @@ static int netdev_is_ready_to_create(NetDev *netdev, Link *link) {
 
                 if (link->set_link_messages > 0)
                         return false;
+
+                /* If stacked netdevs are created before the underlying interface being activated, then
+                 * the activation policy for the netdevs are ignored. See issue #22593. */
+                if (!link->activated)
+                        return false;
         }
 
         if (NETDEV_VTABLE(netdev)->is_ready_to_create)