Index: generic/include/align.h
===================================================================
--- generic/include/align.h	(revision 0d0402465a9cd44831c28d1bfbc3503d3e484e50)
+++ generic/include/align.h	(revision ef0e2598ce81b621e2ab24cc22dec0ca61e29182)
@@ -43,5 +43,5 @@
  * @param a Size of alignment, must be power of 2.
  */
-#define ALIGN_UP(s, a)		((s + ((a) - 1)) & ~((a) - 1))
+#define ALIGN_UP(s, a)		(((s) + ((a) - 1)) & ~((a) - 1))
 
 #endif