return skb_gso_segment(skb, features);
}
#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,9,0)
+static inline int netdev_master_upper_dev_link(struct net_device *dev,
+ struct net_device *upper_dev)
+{
+ return netdev_set_master(dev, upper_dev);
+}
+
+static inline void netdev_upper_dev_unlink(struct net_device *dev,
+ struct net_device *upper_dev)
+{
+ netdev_set_master(dev, NULL);
+}
+#endif
+
#endif