core: issue error on oom we can do nothing about

CID #1287142.

diff --git a/src/core/manager.c b/src/core/manager.c
index 3e87aa969bd3c32e2dd795592f888908600519d9..7d573f3abb3416ca15270e1712869d63a3fd3b5f 100644 (file)
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -3092,9 +3092,10 @@ void manager_update_failed_units(Manager *m, Unit *u, bool failed) {
 
         size = set_size(m->failed_units);
 
-        if (failed)
-                set_put(m->failed_units, u);
-        else
+        if (failed) {
+                if (set_put(m->failed_units, u) < 0)
+                        log_oom();
+        } else
                 set_remove(m->failed_units, u);
 
         if (set_size(m->failed_units) != size)