Staging: hv: remove GetChannelOffers vmbus_driver callback

It's only ever set to one function, so just call that function instead.
Actually, that wrapper function only ever called vmbus_request_offers()
so just call that function instead, no need for a do-nothing
intermediate step here.

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

3 files changed, 2 insertions, 17 deletions

diff --git a/drivers/staging/hv/vmbus.c b/drivers/staging/hv/vmbus.c
index 3aeedf6026e..ae9e298f5c8 100644
--- a/drivers/staging/hv/vmbus.c
+++ b/drivers/staging/hv/vmbus.c
@@ -53,14 +53,6 @@ static struct hv_driver *gDriver; /* vmbus driver object */
 static struct hv_device *gDevice; /* vmbus root device */
 
 /*
- * VmbusGetChannelOffers - Retrieve the channel offers from the parent partition
- */
-static void VmbusGetChannelOffers(void)
-{
-        vmbus_request_offers();
-}
-
-/*
  * VmbusChildDeviceAdd - Registers the child device with the vmbus
  */
 int VmbusChildDeviceAdd(struct hv_device *ChildDevice)
@@ -235,7 +227,6 @@ int VmbusInitialize(struct hv_driver *drv)
         driver->Base.OnDeviceAdd        = VmbusOnDeviceAdd;
         driver->Base.OnDeviceRemove     = VmbusOnDeviceRemove;
         driver->Base.OnCleanup          = VmbusOnCleanup;
-        driver->GetChannelOffers        = VmbusGetChannelOffers;
 
         /* Hypervisor initialization...setup hypercall page..etc */
         ret = hv_init();
diff --git a/drivers/staging/hv/vmbus_api.h b/drivers/staging/hv/vmbus_api.h
index 31549c9579b..c85d7d43146 100644
--- a/drivers/staging/hv/vmbus_api.h
+++ b/drivers/staging/hv/vmbus_api.h
@@ -124,9 +124,6 @@ struct vmbus_driver {
         /* Set by the caller */
         int (*OnChildDeviceAdd)(struct hv_device *RootDevice,
                                 struct hv_device *ChildDevice);
-
-        /* Set by the callee */
-        void (*GetChannelOffers)(void);
 };
 
 int VmbusInitialize(struct hv_driver *drv);
diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index d075d962427..6de53c40e02 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c
@@ -387,9 +387,7 @@ static int vmbus_bus_init(int (*drv_init)(struct hv_driver *drv))
                 goto cleanup;
         }
 
-
-        vmbus_drv_obj->GetChannelOffers();
-
+        vmbus_request_offers();
         wait_for_completion(&hv_channel_ready);
 
 cleanup:
@@ -441,7 +439,6 @@ static void vmbus_bus_exit(void)
  */
 int vmbus_child_driver_register(struct driver_context *driver_ctx)
 {
-        struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
         int ret;
 
         DPRINT_INFO(VMBUS_DRV, "child driver (%p) registering - name %s",
@@ -452,7 +449,7 @@ int vmbus_child_driver_register(struct driver_context *driver_ctx)
 
         ret = driver_register(&driver_ctx->driver);
 
-        vmbus_drv_obj->GetChannelOffers();
+        vmbus_request_offers();
 
         return ret;
 }