Staging: hv: remove Open from struct vmbus_channel_interface

No one calls it anymore, so remove it.

Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/channel_interface.c

@@ -25,18 +25,6 @@
 #include "osd.h"
 #include "vmbus_private.h"
 
-static int ivmbus_open(struct hv_device *device, u32 sendbuffer_size,
-			     u32 recv_ringbuffer_size, void *userdata,
-			     u32 userdatalen,
-			     void (*channel_callback)(void *context),
-			     void *context)
-{
-	return vmbus_open(device->channel, sendbuffer_size,
-				recv_ringbuffer_size, userdata, userdatalen,
-				channel_callback, context);
-}
-
 /* vmbus interface function pointer table */
 const struct vmbus_channel_interface vmbus_ops = {
-	.Open = ivmbus_open,
 };

drivers/staging/hv/vmbus_api.h

@@ -86,18 +86,13 @@ struct hv_device_info {
 
 /**
  * struct vmbus_channel_interface - Contains member functions for vmbus channel
- * @Open:      Open the channel
  *
  * This structure contains function pointer to control vmbus channel
  * behavior. None of these functions is externally callable, but they
  * are used for normal vmbus channel internal behavior.
  * Only used by Hyper-V drivers.
  */
 struct vmbus_channel_interface {
-	int (*Open)(struct hv_device *Device, u32 SendBufferSize,
-		    u32 RecvRingBufferSize, void *UserData, u32 UserDataLen,
-		    void (*ChannelCallback)(void *context),
-		    void *Context);
 };
 
 extern const struct vmbus_channel_interface vmbus_ops;