diff --git a/kernel/events/callchain.c b/kernel/events/callchain.c
index 97b67df8fbfed0fe7d3cdbcec0ed213b5df80e6b..f2a88de87a49b590207a0fc966b54060fd103f49 100644
--- a/kernel/events/callchain.c
+++ b/kernel/events/callchain.c
@@ -52,7 +52,7 @@ static void release_callchain_buffers(void)
 	struct callchain_cpus_entries *entries;
 
 	entries = callchain_cpus_entries;
-	rcu_assign_pointer(callchain_cpus_entries, NULL);
+	RCU_INIT_POINTER(callchain_cpus_entries, NULL);
 	call_rcu(&entries->rcu_head, release_callchain_buffers_rcu);
 }