slub: Fix bad boundary check in init_kmem_cache_nodes()

Function init_kmem_cache_nodes is incorrect when checking upper limitation of
kmalloc_caches. The breakage was introduced by commit
91efd773c74bb26b5409c85ad755d536448e229c ("dma kmalloc handling fixes").

Acked-by: Christoph Lameter <[email protected]>
Signed-off-by: Pekka Enberg <[email protected]>

diff --git a/mm/slub.c b/mm/slub.c
index 7d6c8b1ccf63afda07c374ff9d4b933f44dbed12..d2a54fe71ea22519feada61f181e874685c0a51b 100644 (file)
--- 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;