tracing: Fix test bugs

Fix the bugs from previous tests, and see if Wu's test bot shows
me a success message.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index e2bfc50..8fa8997 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -6679,7 +6679,7 @@
 out_free_buffer_mask:
 	free_cpumask_var(tracing_buffer_mask);
 out:
-	return ret;
+	return ret
 }
 
 __init static int clear_boot_tracer(void)
@@ -6698,7 +6698,7 @@
 	       default_bootup_tracer);
 	default_bootup_tracer = NULL;
 
-	return x;
+	return 0;
 }
 
 early_initcall(tracer_alloc_buffers);