Index: generic/include/align.h
===================================================================
--- generic/include/align.h	(revision b00fdde560b3ef069ecb5aed3e0f1e04f21fe28a)
+++ generic/include/align.h	(revision 705b4149822f194ae48b3897b40aa114729244e1)
@@ -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