diff --git a/[refs] b/[refs]
index ecfe661baca6..d07ee714f725 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5d1f57e4d3d547b113ebd62f569be13bf485e53b
+refs/heads/master: 15b7c5142049e7efc3071280e1370dc3b8add6f5
diff --git a/trunk/mm/slub.c b/trunk/mm/slub.c
index 9f121c10184f..a018019aa91d 100644
--- a/trunk/mm/slub.c
+++ b/trunk/mm/slub.c
@@ -1718,7 +1718,7 @@ static void *__slab_alloc(struct kmem_cache *s, gfp_t gfpflags, int node,
 
 	c->page->inuse++;
 	c->page->freelist = get_freepointer(s, object);
-	c->node = -1;
+	c->node = NUMA_NO_NODE;
 	goto unlock_out;
 }
 
@@ -1895,7 +1895,7 @@ static __always_inline void slab_free(struct kmem_cache *s,
 
 	slab_free_hook_irq(s, x);
 
-	if (likely(page == c->page && c->node >= 0)) {
+	if (likely(page == c->page && c->node != NUMA_NO_NODE)) {
 		set_freepointer(s, object, c->freelist);
 		c->freelist = object;
 		stat(s, FREE_FASTPATH);