From 216816c6bcabd70342593637a55300749a567f5c Mon Sep 17 00:00:00 2001 From: Tom Gundersen Date: Wed, 19 Feb 2014 15:59:31 +0100 Subject: [PATCH] networkd: link - only reset transient hostname if it was set by us --- src/network/networkd-link.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c index 66bcb6bac..aa23bfbc9 100644 --- a/src/network/networkd-link.c +++ b/src/network/networkd-link.c @@ -507,9 +507,14 @@ static int dhcp_lease_lost(Link *link) { } if (link->network->dhcp_hostname) { - r = set_hostname(link->manager->bus, ""); - if (r < 0) - log_error("Failed to reset transient hostname"); + const char *hostname = NULL; + + r = sd_dhcp_lease_get_hostname(link->dhcp_lease, &hostname); + if (r >= 0 && hostname) { + r = set_hostname(link->manager->bus, ""); + if (r < 0) + log_error("Failed to reset transient hostname"); + } } link->dhcp_lease = sd_dhcp_lease_unref(link->dhcp_lease); -- 2.30.2