--- openflow-2011-09-19-2.h	2015-07-23 09:54:16.636479341 -0700
+++ openflow-2011-09-19-3.h	2015-07-23 09:54:16.640479341 -0700
@@ -693,10 +693,10 @@
  *
  * Prereqs: None.
  *
- * Format: 16-bit integer in network byte order.
+ * Format: 32-bit integer in network byte order.
  *
  * Masking: Not maskable. */
-#define OXM_OF_IN_PORT    OXM_HEADER  (0x0000, OFPXMT_OF_IN_PORT, 2)
+#define OXM_OF_IN_PORT    OXM_HEADER  (0x0000, OFPXMT_OF_IN_PORT, 4)
 
 /* Table metadata.
  *