1 files changed, 21 insertions, 9 deletions

diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 4b463e66ddea..5e4364644ed1 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -19,7 +19,9 @@
 struct cache_sizes {
         size_t                  cs_size;
         struct kmem_cache       *cs_cachep;
+#ifdef CONFIG_ZONE_DMA
         struct kmem_cache       *cs_dmacachep;
+#endif
 };
 extern struct cache_sizes malloc_sizes[];
 
@@ -39,9 +41,12 @@ static inline void *kmalloc(size_t size, gfp_t flags)
                         __you_cannot_kmalloc_that_much();
                 }
 found:
-                return kmem_cache_alloc((flags & GFP_DMA) ?
-                        malloc_sizes[i].cs_dmacachep :
-                        malloc_sizes[i].cs_cachep, flags);
+#ifdef CONFIG_ZONE_DMA
+                if (flags & GFP_DMA)
+                        return kmem_cache_alloc(malloc_sizes[i].cs_dmacachep,
+                                                flags);
+#endif
+                return kmem_cache_alloc(malloc_sizes[i].cs_cachep, flags);
         }
         return __kmalloc(size, flags);
 }
@@ -62,9 +67,12 @@ static inline void *kzalloc(size_t size, gfp_t flags)
                         __you_cannot_kzalloc_that_much();
                 }
 found:
-                return kmem_cache_zalloc((flags & GFP_DMA) ?
-                        malloc_sizes[i].cs_dmacachep :
-                        malloc_sizes[i].cs_cachep, flags);
+#ifdef CONFIG_ZONE_DMA
+                if (flags & GFP_DMA)
+                        return kmem_cache_zalloc(malloc_sizes[i].cs_dmacachep,
+                                                flags);
+#endif
+                return kmem_cache_zalloc(malloc_sizes[i].cs_cachep, flags);
         }
         return __kzalloc(size, flags);
 }
@@ -88,9 +96,13 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
                         __you_cannot_kmalloc_that_much();
                 }
 found:
-                return kmem_cache_alloc_node((flags & GFP_DMA) ?
-                        malloc_sizes[i].cs_dmacachep :
-                        malloc_sizes[i].cs_cachep, flags, node);
+#ifdef CONFIG_ZONE_DMA
+                if (flags & GFP_DMA)
+                        return kmem_cache_alloc_node(malloc_sizes[i].cs_dmacachep,
+                                                flags, node);
+#endif
+                return kmem_cache_alloc_node(malloc_sizes[i].cs_cachep,
+                                                flags, node);
         }
         return __kmalloc_node(size, flags, node);
 }