};
#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN
+@@ -1241,6 +1242,7 @@ enum netdev_priv_flags {
+ #define IFF_LIVE_ADDR_CHANGE IFF_LIVE_ADDR_CHANGE
+ #define IFF_MACVLAN IFF_MACVLAN
+ #define IFF_XMIT_DST_RELEASE_PERM IFF_XMIT_DST_RELEASE_PERM
++#define IFF_NO_IP_ALIGN IFF_NO_IP_ALIGN
+
+ /**
+ * struct net_device - The DEVICE structure.
+@@ -1511,6 +1513,11 @@ struct net_device {
+ const struct ethtool_ops *ethtool_ops;
+ const struct forwarding_accel_ops *fwd_ops;
+
++#ifdef CONFIG_ETHERNET_PACKET_MANGLE
++ void (*eth_mangle_rx)(struct net_device *dev, struct sk_buff *skb);
++ struct sk_buff *(*eth_mangle_tx)(struct net_device *dev, struct sk_buff *skb);
++#endif
++
+ const struct header_ops *header_ops;
+
+ unsigned int flags;
+@@ -1573,6 +1580,10 @@ struct net_device {
+ void *ax25_ptr;
+ struct wireless_dev *ieee80211_ptr;
+
++#ifdef CONFIG_ETHERNET_PACKET_MANGLE
++ void *phy_ptr; /* PHY device specific data */
++#endif
++
+ /*
+ * Cache lines mostly used on receive path (including eth_type_trans())
+ */
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2044,6 +2044,10 @@ static inline int pskb_trim(struct sk_bu