Staging: hv: Get rid of the priv pointer in struct hv_driver

Now that we have gotten rid of all uses of the priv element in
struct hv_driver, get rid of the priv pointer.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/vmbus_api.h

@@ -94,16 +94,6 @@ struct hv_driver {
 	/* the device type supported by this driver */
 	struct hv_guid dev_type;
 
-	/*
-	 * Device type specific drivers (net, blk etc.)
-	 * need a mechanism to get a pointer to
-	 * device type specific driver structure given
-	 * a pointer to the base hyperv driver structure.
-	 * The current code solves this problem using
-	 * a hack. Support this need explicitly
-	 */
-	void *priv;
-
 	struct device_driver driver;
 
 	int (*dev_add)(struct hv_device *device, void *data);