core: fix event source annotations

These looked like a mass-replace gone slightly wrong – two statements
with no { }'s, and no error checking.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/core/busname.c b/src/core/busname.c
index 48cc0459ed..94db122633 100644
--- a/src/core/busname.c
+++ b/src/core/busname.c
@@ -291,13 +291,15 @@ static int busname_watch_fd(BusName *n) {
                 r = sd_event_source_set_enabled(n->starter_event_source, SD_EVENT_ON);
         else
                 r = sd_event_add_io(UNIT(n)->manager->event, &n->starter_event_source, n->starter_fd, EPOLLIN, busname_dispatch_io, n);
-                (void) sd_event_source_set_description(n->starter_event_source, "busname-starter");
+
         if (r < 0) {
                 log_unit_warning_errno(UNIT(n)->id, r, "Failed to watch starter fd: %m");
                 busname_unwatch_fd(n);
                 return r;
         }
 
+        (void) sd_event_source_set_description(n->starter_event_source, "busname-starter");
+
         return 0;
 }