- sd_event_add_monotonic(s->manager->event, now(CLOCK_MONOTONIC) + RELEASE_USEC, 0, release_timeout_callback, s, &s->timer_event_source);
+ sd_event_add_monotonic(s->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + RELEASE_USEC, 0, release_timeout_callback, s);