1 files changed, 4 insertions, 1 deletions

diff --git a/mm/slub.c b/mm/slub.c
index b364844a1068..d2a54fe71ea2 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2153,7 +2153,7 @@ static int init_kmem_cache_nodes(struct kmem_cache *s, gfp_t gfpflags)
         int local_node;
 
         if (slab_state >= UP && (s < kmalloc_caches ||
-                        s > kmalloc_caches + KMALLOC_CACHES))
+                        s >= kmalloc_caches + KMALLOC_CACHES))
                 local_node = page_to_nid(virt_to_page(s));
         else
                 local_node = 0;
@@ -2386,6 +2386,9 @@ int kmem_ptr_validate(struct kmem_cache *s, const void *object)
 {
         struct page *page;
 
+        if (!kern_ptr_validate(object, s->size))
+                return 0;
+
         page = get_object_page(object);
 
         if (!page || s != page->slab)