X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=src%2Fplugins%2Fcnat%2Fcnat_session.h;h=fba28e5a241bf46af5059f8e91e55717fafe129e;hb=c2e7e4143ae662cd2426c322c2a85246eeefca1f;hp=a1f3486417d61d212ac4314d9415e5c73a4c5838;hpb=b040f98a88954ccf2e63fd7b2676865a2dbe0078;p=vpp.git

diff --git a/src/plugins/cnat/cnat_session.h b/src/plugins/cnat/cnat_session.h
index a1f3486417d..fba28e5a241 100644
--- a/src/plugins/cnat/cnat_session.h
+++ b/src/plugins/cnat/cnat_session.h
@@ -91,18 +91,36 @@ typedef struct cnat_session_t_
      * Timestamp index this session was last used
      */
     u32 cs_ts_index;
-    /**
-     * Indicates a return path session that was source NATed
-     * on the way in.
-     */
-    u32 flags;
+
+    union
+    {
+	/**
+	 * session flags if cs_lbi == INDEX_INVALID
+	 */
+      u32 flags;
+	/**
+	 * Persist translation->ct_lb.dpoi_next_node
+	 * when cs_lbi != INDEX_INVALID
+	 */
+      u32 dpoi_next_node;
+    };
   } value;
 } cnat_session_t;
 
 typedef enum cnat_session_flag_t_
 {
+  /**
+   * Indicates a return path session that was source NATed
+   * on the way in.
+   */
   CNAT_SESSION_FLAG_HAS_SNAT = (1 << 0),
+  /**
+   * This session source port was allocated, free it on cleanup
+   */
   CNAT_SESSION_FLAG_ALLOC_PORT = (1 << 1),
+  /**
+   * This session doesn't have a client, do not attempt to free it
+   */
   CNAT_SESSION_FLAG_NO_CLIENT = (1 << 2),
 } cnat_session_flag_t;