lib: Define OVSP_NONE in a more clear way

The value represented by the macro would stay exactly the same, just become obvious.

Signed-off-by: Zoltan Kiss <zoltan.kiss@citrix.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>

diff --git a/lib/odp-util.h b/lib/odp-util.h
index f902b76..16f2b15 100644 (file)
--- a/lib/odp-util.h
+++ b/lib/odp-util.h
@@ -32,7 +32,7 @@ struct nlattr;
 struct ofpbuf;
 struct simap;
 
-#define OVSP_NONE ((uint16_t) -1)
+#define OVSP_NONE UINT16_MAX
 
 static inline uint16_t
 ofp_port_to_odp_port(uint16_t ofp_port)