diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 88c0b6dbd7fe3828b2742fb53bceda6367443f34..58092d844a1fce94b36ecb3763ccfc0fded5d1a4 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -1398,7 +1398,7 @@ int ftrace_profile_set_filter(struct perf_event *event, int event_id, } err = -EINVAL; - if (!call) + if (&call->list == &ftrace_events) goto out_unlock; err = -EEXIST;