diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 89ffdaf3e3718b55db75e938394936d92d61b563..be2126f5215dfa33e27a610fead02604ff2aa7fd 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -873,7 +873,7 @@ void ftrace_destroy_filter_files(struct ftrace_ops *ops);
 #define ftrace_destroy_filter_files(ops) do { } while (0)
 #endif /* CONFIG_FUNCTION_TRACER && CONFIG_DYNAMIC_FTRACE */
 
-int ftrace_event_is_function(struct trace_event_call *call);
+bool ftrace_event_is_function(struct trace_event_call *call);
 
 /*
  * struct trace_parser - servers for reading the user input separated by spaces
diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index adabf7da911389440297aaa41e455082946959e7..39aa7aa664686220ca55deca9952faf8528fca22 100644
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -187,7 +187,7 @@ __attribute__((section("_ftrace_events"))) *__event_##call = &event_##call;
 	FTRACE_ENTRY_REG(call, struct_name, etype,			\
 			 PARAMS(tstruct), PARAMS(print), filter, NULL)
 
-int ftrace_event_is_function(struct trace_event_call *call)
+bool ftrace_event_is_function(struct trace_event_call *call)
 {
 	return call == &event_function;
 }