ftrace: clean up coding style

Ingo Molnar pointed out some coding style issues with the recent ftrace
updates. This patch cleans them up.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>

kernel/trace/trace_functions.c

@@ -397,6 +397,5 @@ static __init int init_function_trace(void)
 	init_func_cmd_traceon();
 	return register_tracer(&function_trace);
 }
-
 device_initcall(init_function_trace);