[NET]: Kill skb->real_dev

Bonding just wants the device before the skb_bond()
decapsulation occurs, so simply pass that original
device into packet_type->func() as an argument.

It remains to be seen whether we can use this same
exact thing to get rid of skb->input_dev as well.

Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 7 insertions, 11 deletions

diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index a2e8dda5afac..d2f34d5a8083 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2419,22 +2419,19 @@ out:
         return 0;
 }
 
-int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type* ptype)
+int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type* ptype, struct net_device *orig_dev)
 {
         struct bonding *bond = dev->priv;
         struct slave *slave = NULL;
         int ret = NET_RX_DROP;
 
-        if (!(dev->flags & IFF_MASTER)) {
+        if (!(dev->flags & IFF_MASTER))
                 goto out;
-        }
 
         read_lock(&bond->lock);
-        slave = bond_get_slave_by_dev((struct bonding *)dev->priv,
-                                      skb->real_dev);
-        if (slave == NULL) {
+        slave = bond_get_slave_by_dev((struct bonding *)dev->priv, orig_dev);
+        if (!slave)
                 goto out_unlock;
-        }
 
         bond_3ad_rx_indication((struct lacpdu *) skb->data, slave, skb->len);
 
diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h
index f46823894187..673a30af5660 100644
--- a/drivers/net/bonding/bond_3ad.h
+++ b/drivers/net/bonding/bond_3ad.h
@@ -295,6 +295,6 @@ void bond_3ad_adapter_duplex_changed(struct slave *slave);
 void bond_3ad_handle_link_change(struct slave *slave, char link);
 int  bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info);
 int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev);
-int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type* ptype);
+int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type* ptype, struct net_device *orig_dev);
 #endif //__BOND_3AD_H__
 
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 19e829b567d0..f8fce3961197 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -354,15 +354,14 @@ static void rlb_update_entry_from_arp(struct bonding *bond, struct arp_pkt *arp)
         _unlock_rx_hashtbl(bond);
 }
 
-static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct packet_type *ptype)
+static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct packet_type *ptype, struct net_device *orig_dev)
 {
         struct bonding *bond = bond_dev->priv;
         struct arp_pkt *arp = (struct arp_pkt *)skb->data;
         int res = NET_RX_DROP;
 
-        if (!(bond_dev->flags & IFF_MASTER)) {
+        if (!(bond_dev->flags & IFF_MASTER))
                 goto out;
-        }
 
         if (!arp) {
                 dprintk("Packet has no ARP data\n");