diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 13e3869867dd..0083b69b5cac 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -6903,7 +6903,6 @@ void mem_cgroup_migrate(struct page *oldpage, struct page *newpage)
 	if (newpage->mem_cgroup)
 		return;
 
-	/* Swapcache readahead pages can get replaced before being charged */
 	memcg = oldpage->mem_cgroup;
 	if (!memcg)
 		return;