resolved: properly handle adding empty replies to cache

[elogind.git] / src / network / networkd-link.c

diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 3b8b7ed80e612ca79e479a179060c2146393f2ff..87bdd85644dc480ae643426a09a2f1f172bd8653 100644 (file)
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -283,7 +283,7 @@ static Address* link_find_dhcp_server_address(Link *link) {
                 if (address->family != AF_INET)
                         continue;
 
-                if (in_addr_null(address->family, &address->in_addr))
+                if (in_addr_is_null(address->family, &address->in_addr))
                         continue;
 
                 return address;
@@ -835,7 +835,9 @@ static int set_hostname_handler(sd_bus *bus, sd_bus_message *m, void *userdata,
 
         r = sd_bus_message_get_errno(m);
         if (r < 0)
-                log_warning_link(link, "Could not set hostname: %s", strerror(-r));
+                r = -r;
+        if (r > 0)
+                log_warning_link(link, "Could not set hostname: %s", strerror(r));
 
         return 1;
 }