diff --git a/tools/testing/selftests/vm/gup_benchmark.c b/tools/testing/selftests/vm/gup_benchmark.c
index 9601bc24454d9426fe0e6a954c84c6f031ec9934..17da711f26afb49d557e767cb6e2adf1a3b209c9 100644
--- a/tools/testing/selftests/vm/gup_benchmark.c
+++ b/tools/testing/selftests/vm/gup_benchmark.c
@@ -51,6 +51,7 @@ int main(int argc, char **argv)
 			break;
 		case 'w':
 			write = 1;
+			break;
 		default:
 			return -1;
 		}