netdevice: Kill netdev->priv

This is the last shoot of this series.
After I removing all directly reference of netdev->priv, I am killing
"priv" of "struct net_device" and fixing relative comments/docs.

Anyone will not be allowed to reference netdev->priv directly.
If you want to reference the memory of private data, use netdev_priv()
instead.
If the private data is not allocted when alloc_netdev(), use
netdev->ml_priv to point that memory after you creating that private
data.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/Documentation/networking/driver.txt b/Documentation/networking/driver.txt
index ea72d2e66ca8..03283daa64fe 100644
--- a/Documentation/networking/driver.txt
+++ b/Documentation/networking/driver.txt
@@ -13,7 +13,7 @@ Transmit path guidelines:
         static int drv_hard_start_xmit(struct sk_buff *skb,
                                        struct net_device *dev)
         {
-                struct drv *dp = dev->priv;
+                struct drv *dp = netdev_priv(dev);
 
                 lock_tx(dp);
                 ...