1 files changed, 1 insertions, 1 deletions

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 9d89ae423ca5..adce442dd603 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -103,7 +103,7 @@ static int process_sample_event(event_t *event, struct perf_session *session)
         return 0;
 }
 
-static int sample_type_check(u64 type)
+static int sample_type_check(u64 type, struct perf_session *session __used)
 {
         sample_type = type;