networkd: netdev - improve logging when setting ifindex

2 files changed, 16 insertions, 13 deletions

diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index 684b1c7ad..b2cb0fab4 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -323,12 +323,8 @@ static int manager_rtnl_process_link(sd_rtnl *rtnl, sd_rtnl_message *message, vo
                 NetDev *netdev;
 
                 r = netdev_get(m, name, &netdev);
-                if (r >= 0) {
-                        r = netdev_set_ifindex(netdev, message);
-                        if (r < 0)
-                                log_debug("could not set ifindex of netdev '%s' to %d: %s",
-                                          name, ifindex, strerror(-r));
-                }
+                if (r >= 0)
+                        netdev_set_ifindex(netdev, message);
         }
 
         r = link_get(m, ifindex, &link);
diff --git a/src/network/networkd-netdev.c b/src/network/networkd-netdev.c
index 15a5d7cdf..762eff2f6 100644
--- a/src/network/networkd-netdev.c
+++ b/src/network/networkd-netdev.c
@@ -146,6 +146,9 @@ static int netdev_enter_ready(NetDev *netdev) {
         assert(netdev);
         assert(netdev->name);
 
+        if (netdev->state != NETDEV_STATE_CREATING)
+                return 0;
+
         netdev->state = NETDEV_STATE_READY;
 
         log_info_netdev(netdev, "netdev ready");
@@ -385,11 +388,15 @@ int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) {
         assert(message);
 
         r = sd_rtnl_message_get_type(message, &type);
-        if (r < 0)
+        if (r < 0) {
+                log_error_netdev(netdev, "Could not get rtnl message type");
                 return r;
+        }
 
-        if (type != RTM_NEWLINK)
+        if (type != RTM_NEWLINK) {
+                log_error_netdev(netdev, "Can not set ifindex from unexpected rtnl message type");
                 return -EINVAL;
+        }
 
         r = sd_rtnl_message_enter_container(message, IFLA_LINKINFO);
         if (r < 0) {
@@ -427,11 +434,11 @@ int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) {
                 return r;
         }
 
-        if (netdev->ifindex > 0) {
-                if (netdev->ifindex == ifindex)
-                        return 0;
-                else
-                        return -EEXIST;
+        if (netdev->ifindex > 0 && netdev->ifindex != ifindex) {
+                log_error_netdev(netdev, "Could not set ifindex to %d, already set to %d",
+                                 ifindex, netdev->ifindex);
+                netdev_enter_failed(netdev);
+                return -EEXIST;
         }
 
         netdev->ifindex = ifindex;