diff --git a/tools/testing/selftests/clone3/clone3.c b/tools/testing/selftests/clone3/clone3.c
index 42be3b9258301e87823edfe7284142fca5d49158..076cf4325f7832e535458ec282951cddb38a7d11 100644
--- a/tools/testing/selftests/clone3/clone3.c
+++ b/tools/testing/selftests/clone3/clone3.c
@@ -52,6 +52,12 @@ static int call_clone3(uint64_t flags, size_t size, enum test_mode test_mode)
 		size = sizeof(struct __clone_args);
 
 	switch (test_mode) {
+	case CLONE3_ARGS_NO_TEST:
+		/*
+		 * Uses default 'flags' and 'SIGCHLD'
+		 * assignment.
+		 */
+		break;
 	case CLONE3_ARGS_ALL_0:
 		args.flags = 0;
 		args.exit_signal = 0;