From a63e5daaa30577cda1a4fcf7a4dc1962fcc766aa Mon Sep 17 00:00:00 2001
From: Susant Sahani <145210+ssahani@users.noreply.github.com>
Date: Mon, 20 Nov 2017 23:28:06 +0530
Subject: [PATCH] networkd: Do not send requests to create netdevs if they
 exists. (#6973)

If the netdev already exists we should not send requests to
kernel to create them.

fixes #5448
---
 src/network/networkd-link.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index bad984ef93..dd6bed5515 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -2289,6 +2289,11 @@ static int link_enter_join_netdev(Link *link) {
 
         HASHMAP_FOREACH(netdev, link->network->stacked_netdevs, i) {
 
+                if (netdev->ifindex > 0) {
+                        link_joined(link);
+                        continue;
+                }
+
                 log_struct(LOG_DEBUG,
                            LOG_LINK_INTERFACE(link),
                            LOG_NETDEV_INTERFACE(netdev),