diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 9b4751a..ff61817 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -21,7 +21,7 @@
 #define DMA_30BIT_MASK	0x000000003fffffffULL
 #define DMA_29BIT_MASK	0x000000001fffffffULL
 #define DMA_28BIT_MASK	0x000000000fffffffULL
-#define DMA_24BIT_MASK 0x0000000000ffffffULL
+#define DMA_24BIT_MASK	0x0000000000ffffffULL
 
 #include <asm/dma-mapping.h>