From 8ccae2dd2d68f715d4c962ee4bab4827b4500540 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Mon, 23 Nov 2020 13:28:47 +0900
Subject: [PATCH] network: stop IPv4LL engine when DHCPv4 address is
 successfully acquired

---
 src/network/networkd-dhcp4.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/network/networkd-dhcp4.c b/src/network/networkd-dhcp4.c
index 78af53c381..c4024499f1 100644
--- a/src/network/networkd-dhcp4.c
+++ b/src/network/networkd-dhcp4.c
@@ -70,6 +70,10 @@ static void dhcp4_check_ready(Link *link) {
                 return;
         }
 
+        r = sd_ipv4ll_stop(link->ipv4ll);
+        if (r < 0)
+                log_link_warning_errno(link, r, "Failed to drop IPv4 link-local address, ignoring: %m");
+
         link_check_ready(link);
 }