diff --git a/mm/slub.c b/mm/slub.c
index 0a5a100..b49570c 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1681,8 +1681,8 @@
 	unsigned long flags;
 
 	local_irq_save(flags);
-	debug_check_no_locks_freed(object, s->objsize);
 	c = get_cpu_slab(s, smp_processor_id());
+	debug_check_no_locks_freed(object, c->objsize);
 	if (likely(page == c->page && c->node >= 0)) {
 		object[c->offset] = c->freelist;
 		c->freelist = object;