Staging: hv: mousevsc: Inline the code for mousevsc_on_device_add()

Inline the code for mousevsc_on_device_add() as this only used from
the function mousevsc_probe().
Signed-off-by: NK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: NHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/hv_mouse.c

@@ -494,7 +494,8 @@ static void reportdesc_callback(struct hv_device *dev, void *packet, u32 len)
 	input_device->hid_device = hid_dev;
 }
 
-static int mousevsc_on_device_add(struct hv_device *device)
+static int mousevsc_probe(struct hv_device *device,
+			const struct hv_vmbus_device_id *dev_id)
 {
 	int ret = 0;
 	struct mousevsc_dev *input_dev;
@@ -542,13 +543,6 @@ static int mousevsc_on_device_add(struct hv_device *device)
 	return ret;
 }
 
-static int mousevsc_probe(struct hv_device *dev,
-			const struct hv_vmbus_device_id *dev_id)
-{
-
-	return mousevsc_on_device_add(dev);
-
-}
 
 static int mousevsc_remove(struct hv_device *dev)
 {