diff --git a/mm/slub.c b/mm/slub.c
index 71988f9b9c55cbeb582c5fa3a2e2feb8e44d60d6..2ae2dae12d9abf6c2f4b14cce9af39d33b742e7b 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2289,15 +2289,7 @@ static noinline struct kmem_cache *dma_kmalloc_cache(int index, gfp_t flags)
 	if (!x)
 		panic("Unable to allocate memory for dma cache\n");
 
-	if (index <= KMALLOC_SHIFT_HIGH)
-		realsize = 1 << index;
-	else {
-		if (index == 1)
-			realsize = 96;
-		else
-			realsize = 192;
-	}
-
+	realsize = kmalloc_caches[index].objsize;
 	text = kasprintf(flags & ~SLUB_DMA, "kmalloc_dma-%d",
 			(unsigned int)realsize);
 	s = create_kmalloc_cache(x, text, realsize, flags);