net: remove driver_data direct access of struct device

In the near future, the driver core is going to not allow direct access
to the driver_data pointer in struct device.  Instead, the functions
dev_get_drvdata() and dev_set_drvdata() should be used.  These functions
have been around since the beginning, so are backwards compatible with
all older kernel versions.

Cc: netdev@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c
index de3f49f..8feda9f 100644
--- a/drivers/net/hp100.c
+++ b/drivers/net/hp100.c
@@ -2864,7 +2864,7 @@
 	printk("hp100: %s: EISA adapter found at 0x%x\n", dev->name,
 	       dev->base_addr);
 #endif
-	gendev->driver_data = dev;
+	dev_set_drvdata(gendev, dev);
 	return 0;
  out1:
 	free_netdev(dev);
@@ -2873,7 +2873,7 @@
 
 static int __devexit hp100_eisa_remove (struct device *gendev)
 {
-	struct net_device *dev = gendev->driver_data;
+	struct net_device *dev = dev_get_drvdata(gendev);
 	cleanup_dev(dev);
 	return 0;
 }