diff --git a/mm/slab.c b/mm/slab.c
index 4cbac24..168bfe9 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1146,7 +1146,7 @@
 	 * Make sure we are not freeing a object from another node to the array
 	 * cache on this cpu.
 	 */
-	if (likely(slabp->nodeid == node) || unlikely(!use_alien_caches))
+	if (likely(slabp->nodeid == node))
 		return 0;
 
 	l3 = cachep->nodelists[node];
@@ -1394,6 +1394,9 @@
 	int order;
 	int node;
 
+	if (num_possible_nodes() == 1)
+		use_alien_caches = 0;
+
 	for (i = 0; i < NUM_INIT_LISTS; i++) {
 		kmem_list3_init(&initkmem_list3[i]);
 		if (i < MAX_NUMNODES)
@@ -3563,7 +3566,7 @@
 	check_irq_off();
 	objp = cache_free_debugcheck(cachep, objp, __builtin_return_address(0));
 
-	if (cache_free_alien(cachep, objp))
+	if (use_alien_caches && cache_free_alien(cachep, objp))
 		return;
 
 	if (likely(ac->avail < ac->limit)) {