diff --git a/kernel/events/core.c b/kernel/events/core.c
index a33d9a2bcbd7..67e3b9c9a7d4 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -7776,7 +7776,7 @@ inherit_task_group(struct perf_event *event, struct task_struct *parent,
 /*
  * Initialize the perf_event context in task_struct
  */
-int perf_event_init_context(struct task_struct *child, int ctxn)
+static int perf_event_init_context(struct task_struct *child, int ctxn)
 {
 	struct perf_event_context *child_ctx, *parent_ctx;
 	struct perf_event_context *cloned_ctx;