1 files changed, 1 insertions, 1 deletions

diff --git a/tools/perf/arch/x86/tests/rdpmc.c b/tools/perf/arch/x86/tests/rdpmc.c
index e7688214c7cf..7bb0d13c235f 100644
--- a/tools/perf/arch/x86/tests/rdpmc.c
+++ b/tools/perf/arch/x86/tests/rdpmc.c
@@ -149,7 +149,7 @@ out_close:
         return 0;
 }
 
-int test__rdpmc(void)
+int test__rdpmc(int subtest __maybe_unused)
 {
         int status = 0;
         int wret = 0;