diff --git a/mm/slab.c b/mm/slab.c
index bcfa4987c8ae..ef8ceb726e71 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3153,12 +3153,10 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep,
 	objp += obj_offset(cachep);
 	if (cachep->ctor && cachep->flags & SLAB_POISON)
 		cachep->ctor(objp);
-#if ARCH_SLAB_MINALIGN
-	if ((u32)objp & (ARCH_SLAB_MINALIGN-1)) {
+	if ((unsigned long)objp & (ARCH_SLAB_MINALIGN-1)) {
 		printk(KERN_ERR "0x%p: not aligned to ARCH_SLAB_MINALIGN=%d\n",
-		       objp, ARCH_SLAB_MINALIGN);
+		       objp, (int)ARCH_SLAB_MINALIGN);
 	}
-#endif
 	return objp;
 }
 #else