tracing/ftrace: change the type of the init() callback

[cascardo/linux.git] / kernel / trace / trace_functions_return.c

diff --git a/kernel/trace/trace_functions_return.c b/kernel/trace/trace_functions_return.c
index 7680b21..61185f7 100644 (file)
--- a/kernel/trace/trace_functions_return.c
+++ b/kernel/trace/trace_functions_return.c
@@ -24,13 +24,14 @@ static void stop_return_trace(struct trace_array *tr)
        unregister_ftrace_return();
 }
 
-static void return_trace_init(struct trace_array *tr)
+static int return_trace_init(struct trace_array *tr)
 {
        int cpu;
        for_each_online_cpu(cpu)
                tracing_reset(tr, cpu);
 
        start_return_trace(tr);
+       return 0;
 }
 
 static void return_trace_reset(struct trace_array *tr)