[PATCH 1/6] usb: gadget: Inline usb_add_gadget_udc_release

[Marek Vasut]

The release parameter of usb_add_gadget_udc_release() is never used.
The function is never called from anywhere except from a wrapper in
udc-core.c . Inline the function into the wrapper.

Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
---
Cc: Linus Walleij <linus.walleij at linaro.org>
Cc: Lukasz Majewski <lukma at denx.de>
Cc: Mattijs Korpershoek <mkorpershoek at baylibre.com>
Cc: Miquel Raynal <miquel.raynal at bootlin.com>
Cc: Neil Armstrong <neil.armstrong at linaro.org>
Cc: Nishanth Menon <nm at ti.com>
Cc: Zixun LI <admin at hifiphile.com>
---
 drivers/usb/gadget/udc/udc-core.c | 20 ++------------------
 include/linux/usb/gadget.h        |  2 --
 2 files changed, 2 insertions(+), 20 deletions(-)

diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index 6bb419ae2ab..37c0ee43c52 100644
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -166,16 +166,14 @@ static void usb_udc_release(struct device *dev)
 }
 
 /**
- * usb_add_gadget_udc_release - adds a new gadget to the udc class driver list
+ * usb_add_gadget_udc - adds a new gadget to the udc class driver list
  * @parent: the parent device to this udc. Usually the controller driver's
  * device.
  * @gadget: the gadget to be added to the list.
- * @release: a gadget release function.
  *
  * Returns zero on success, negative errno otherwise.
  */
-int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
-		void (*release)(struct device *dev))
+int usb_add_gadget_udc(struct device *parent, struct usb_gadget *gadget)
 {
 	struct usb_udc		*udc;
 	int			ret = -ENOMEM;
@@ -205,20 +203,6 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
 err1:
 	return ret;
 }
-EXPORT_SYMBOL_GPL(usb_add_gadget_udc_release);
-
-/**
- * usb_add_gadget_udc - adds a new gadget to the udc class driver list
- * @parent: the parent device to this udc. Usually the controller
- * driver's device.
- * @gadget: the gadget to be added to the list
- *
- * Returns zero on success, negative errno otherwise.
- */
-int usb_add_gadget_udc(struct device *parent, struct usb_gadget *gadget)
-{
-	return usb_add_gadget_udc_release(parent, gadget, NULL);
-}
 EXPORT_SYMBOL_GPL(usb_add_gadget_udc);
 
 static void usb_gadget_remove_driver(struct usb_udc *udc)
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index c7927df15aa..d62fba0ca02 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -890,8 +890,6 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver);
  */
 int usb_gadget_unregister_driver(struct usb_gadget_driver *driver);
 
-int usb_add_gadget_udc_release(struct device *parent,
-		struct usb_gadget *gadget, void (*release)(struct device *dev));
 int usb_add_gadget_udc(struct device *parent, struct usb_gadget *gadget);
 void usb_del_gadget_udc(struct usb_gadget *gadget);
 /*-------------------------------------------------------------------------*/
-- 
2.45.2