sd-ndisc: notify user on STOP

Also, stop the state machine when we get into a broken state, rather than just notify the user.

1 files changed, 2 insertions, 4 deletions

diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c
index 33e692f97f..50661c65f7 100644
--- a/src/network/networkd-ndisc.c
+++ b/src/network/networkd-ndisc.c
@@ -37,6 +37,7 @@ static void ndisc_router_handler(sd_ndisc *nd, int event, void *userdata) {
                 return;
 
         switch(event) {
+        case SD_NDISC_EVENT_STOP:
         case SD_NDISC_EVENT_ROUTER_ADVERTISMENT_NONE:
                 return;
 
@@ -51,10 +52,7 @@ static void ndisc_router_handler(sd_ndisc *nd, int event, void *userdata) {
                 break;
 
         default:
-                if (event < 0)
-                        log_link_warning_errno(link, event, "IPv6 Neighbor Discover error: %m");
-                else
-                        log_link_warning(link, "IPv6 Neighbor Discovery unknown event: %d", event);
+                log_link_warning(link, "IPv6 Neighbor Discovery unknown event: %d", event);
 
                 break;
         }