diff --git a/drivers/firmware/memmap.c b/drivers/firmware/memmap.c
index 940c4e9..ae823b4 100644
--- a/drivers/firmware/memmap.c
+++ b/drivers/firmware/memmap.c
@@ -108,11 +108,7 @@ static struct kobj_type memmap_ktype = {
  * Registration functions ------------------------------------------------------
  */
 
-/*
- * Firmware memory map entries. No locking is needed because the
- * firmware_map_add() and firmware_map_add_early() functions are called
- * in firmware initialisation code in one single thread of execution.
- */
+/* Firmware memory map entries. */
 static LIST_HEAD(map_entries);
 static DEFINE_SPINLOCK(map_entries_lock);