diff --git a/mm/slub.c b/mm/slub.c
index 9b861b90cde1..3e8afcc07a76 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -5128,12 +5128,6 @@ static char *create_unique_id(struct kmem_cache *s)
 		*p++ = '-';
 	p += sprintf(p, "%07d", s->size);
 
-#ifdef CONFIG_MEMCG_KMEM
-	if (!is_root_cache(s))
-		p += sprintf(p, "-%08d",
-				memcg_cache_id(s->memcg_params->memcg));
-#endif
-
 	BUG_ON(p > name + ID_STR_LENGTH - 1);
 	return name;
 }