diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 5defa2f..bb56456 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -1626,7 +1626,7 @@
 
 	/* Exit early if we advanced recently. */
 	if (jiffies == rdtp->last_advance_all)
-		return 0;
+		return false;
 	rdtp->last_advance_all = jiffies;
 
 	for_each_rcu_flavor(rsp) {