diff --git a/mm/slub.c b/mm/slub.c
index 0b0c2a3..3e5aefc 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -939,7 +939,7 @@
 	 * Debugging or ctor may create a need to move the free
 	 * pointer. Fail if this happens.
 	 */
-	if (s->size >= 65535 * sizeof(void *)) {
+	if (s->objsize >= 65535 * sizeof(void *)) {
 		BUG_ON(s->flags & (SLAB_RED_ZONE | SLAB_POISON |
 				SLAB_STORE_USER | SLAB_DESTROY_BY_RCU));
 		BUG_ON(s->ctor);