diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 063799e..2a7d15b 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -85,8 +85,10 @@
 
 static inline enum zone_type gfp_zone(gfp_t flags)
 {
+#ifdef CONFIG_ZONE_DMA
 	if (flags & __GFP_DMA)
 		return ZONE_DMA;
+#endif
 #ifdef CONFIG_ZONE_DMA32
 	if (flags & __GFP_DMA32)
 		return ZONE_DMA32;