diff --git a/mm/slab.c b/mm/slab.c
index af5c523..c32af7e 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -979,7 +979,8 @@
 		 * That way we could avoid the overhead of putting the objects
 		 * into the free lists and getting them back later.
 		 */
-		transfer_objects(rl3->shared, ac, ac->limit);
+		if (rl3->shared)
+			transfer_objects(rl3->shared, ac, ac->limit);
 
 		free_block(cachep, ac->entry, ac->avail, node);
 		ac->avail = 0;