diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index df394bc6d54bb941ff0c4a09bc89e74f392a90fe..2eecb87e42d3a2756f2b02b8363fc8e4d820620d 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -118,7 +118,7 @@ static int __ftrace_set_clr_event(const char *match, const char *sub,
 				  const char *event, int set)
 {
 	struct ftrace_event_call *call;
-	int ret;
+	int ret = -EINVAL;
 
 	mutex_lock(&event_mutex);
 	list_for_each_entry(call, &ftrace_events, list) {