[android-common:android13-5.10 0/2] drivers/usb/gadget/configfs.c:1620:2: error: implicit declaration of function 'acc_disconnect'

Hi Ronak,

FYI, the error/warning still remains.

tree:   https://android.googlesource.com/kernel/common android13-5.10
head:   233907fd00d20cb913bac974697845f18998af64
commit: 80fef39de7e9dbe706d0cbc820a09b5c05dc366f [0/2] ANDROID: usb: gadget: Resolve NULL pointer dereference in composite_disconnect
config: i386-randconfig-015-20260822 (https://download.01.org/0day-ci/archive/20260822/[email protected]/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 935bfc708590c60147a79c7df145bb6e68b1d388)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260822/[email protected]/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All errors (new ones prefixed by >>):

>> drivers/usb/gadget/configfs.c:1620:2: error: implicit declaration of function 'acc_disconnect' [-Werror,-Wimplicit-function-declaration]
    1620 |         acc_disconnect();
         |         ^
   1 error generated.


vim +/acc_disconnect +1620 drivers/usb/gadget/configfs.c

  1603	
  1604	static void configfs_composite_disconnect(struct usb_gadget *gadget)
  1605	{
  1606		struct usb_composite_dev *cdev;
  1607		struct gadget_info *gi;
  1608		unsigned long flags;
  1609	
  1610		cdev = get_gadget_data(gadget);
  1611		if (!cdev)
  1612			return;
  1613	
  1614	#ifdef CONFIG_USB_CONFIGFS_F_ACC
  1615		/*
  1616		 * accessory HID support can be active while the
  1617		 * accessory function is not actually enabled,
  1618		 * so we need to inform it when we are disconnected.
  1619		 */
> 1620		acc_disconnect();
  1621	#endif
  1622		gi = container_of(cdev, struct gadget_info, cdev);
  1623		spin_lock_irqsave(&gi->spinlock, flags);
  1624		cdev = get_gadget_data(gadget);
  1625		if (!cdev || gi->unbind) {
  1626			spin_unlock_irqrestore(&gi->spinlock, flags);
  1627			return;
  1628		}
  1629	

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https://github.com/intel/lkp-tests/wiki