[PATCH 2/6] usb/gadget: remove disconnect in struct usb_composite_driver

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The disconnect callback in struct usb_composite_driver has no user
except the conditional call here in composite. So I remove it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
 drivers/usb/gadget/composite.c |    2 --
 include/linux/usb/composite.h  |    3 ---
 2 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index c30cf2a..f6559d9 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1347,8 +1347,6 @@ static void composite_disconnect(struct usb_gadget *gadget)
 	spin_lock_irqsave(&cdev->lock, flags);
 	if (cdev->config)
 		reset_config(cdev);
-	if (composite->disconnect)
-		composite->disconnect(cdev);
 	spin_unlock_irqrestore(&cdev->lock, flags);
 }
 
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index be4c1b2..f31e1d8 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -259,7 +259,6 @@ int usb_add_config(struct usb_composite_dev *,
  * 	a serial number.  If one is not provided, warning will be printed.
  * @unbind: Reverses bind; called as a side effect of unregistering
  *	this driver.
- * @disconnect: optional driver disconnect method
  * @suspend: Notifies when the host stops sending USB traffic,
  *	after function notifications
  * @resume: Notifies configuration when the host restarts USB traffic,
@@ -287,8 +286,6 @@ struct usb_composite_driver {
 
 	int			(*unbind)(struct usb_composite_dev *);
 
-	void			(*disconnect)(struct usb_composite_dev *);
-
 	/* global suspend hooks */
 	void			(*suspend)(struct usb_composite_dev *);
 	void			(*resume)(struct usb_composite_dev *);
-- 
1.7.8.3

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