diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 33170dbd9db40227f6d1f200193d83772ed9db28..57e7d87d2d4c15de691d8fa3075f779ddbda5172 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -154,7 +154,7 @@ do {									\
  * radix_tree_gang_lookup_tag_slot
  * radix_tree_tagged
  *
- * The first 7 functions are able to be called locklessly, using RCU. The
+ * The first 8 functions are able to be called locklessly, using RCU. The
  * caller must ensure calls to these functions are made within rcu_read_lock()
  * regions. Other readers (lock-free or otherwise) and modifications may be
  * running concurrently.