return 0;
/* First, realize parents */
- if (UNIT_ISSET(u->slice))
- unit_realize_cgroup_now(UNIT_DEREF(u->slice));
+ if (UNIT_ISSET(u->slice)) {
+ int r;
+
+ r = unit_realize_cgroup_now(UNIT_DEREF(u->slice));
+ if (r < 0)
+ return r;
+ }
/* And then do the real work */
return unit_create_cgroups(u, mask);