diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 1122f151466f64425089b9b9ecbd4b1a7584ba8a..63deff9cdf2c0abed40d938beafcea0a86880c06 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1910,8 +1910,6 @@ static void tracing_stop_tr(struct trace_array *tr)
 	raw_spin_unlock_irqrestore(&tr->start_lock, flags);
 }
 
-void trace_stop_cmdline_recording(void);
-
 static int trace_save_cmdline(struct task_struct *tsk)
 {
 	unsigned pid, idx;