From a7df5cae54d1d2dd6daf7eda6ee54c7e4b0153a0 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 14 Oct 2020 15:27:57 +0900
Subject: [PATCH] network: also stop IPv4ACD client in link_stop_clients()

---
 src/network/networkd-link.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index d42bbd179a..3e83959bc8 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -623,6 +623,12 @@ int link_stop_clients(Link *link, bool may_keep_dhcp) {
                         r = log_link_warning_errno(link, k, "Could not stop DHCPv4 client: %m");
         }
 
+        if (link->dhcp_acd) {
+                k = sd_ipv4acd_stop(link->dhcp_acd);
+                if (k < 0)
+                        r = log_link_warning_errno(link, k, "Could not stop IPv4 ACD client for DHCPv4: %m");
+        }
+
         if (link->ipv4ll) {
                 k = sd_ipv4ll_stop(link->ipv4ll);
                 if (k < 0)