kernel-netlink: Add support for new policy priority class

src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c

@@ -70,8 +70,8 @@
 #define SOL_UDP IPPROTO_UDP
 #endif
 
-/** Default priority of installed policies */
-#define PRIO_BASE 512
+/** Base priority for installed policies */
+#define PRIO_BASE 384
 
 /** Default lifetime of an acquire XFRM state (in seconds) */
 #define DEFAULT_ACQUIRE_LIFETIME 165
@@ -606,6 +606,9 @@ static inline u_int32_t get_priority(policy_entry_t *policy,
 			priority <<= 1;
 			/* fall-through */
 		case POLICY_PRIORITY_DEFAULT:
+			priority <<= 1;
+			/* fall-through */
+		case POLICY_PRIORITY_PASS:
 			break;
 	}
 	/* calculate priority based on selector size, small size = high prio */