diff --git a/arch/arm/mach-cns3xxx/include/mach/vmalloc.h b/arch/arm/mach-cns3xxx/include/mach/vmalloc.h
index 4d381ec05278..1dd231d2f772 100644
--- a/arch/arm/mach-cns3xxx/include/mach/vmalloc.h
+++ b/arch/arm/mach-cns3xxx/include/mach/vmalloc.h
@@ -8,4 +8,4 @@
  * published by the Free Software Foundation.
  */
 
-#define VMALLOC_END		0xd8000000
+#define VMALLOC_END		0xd8000000UL