[ammarfaizi2-block:google/android/kernel/common/android12-5.10-2022-01 5703/9999] drivers/usb/gadget/configfs.c:1620:9: error: implicit declaration of function 'acc_disconnect'

* [ammarfaizi2-block:google/android/kernel/common/android12-5.10-2022-01 5703/9999] drivers/usb/gadget/configfs.c:1620:9: error: implicit declaration of function 'acc_disconnect'
@ 2022-01-05 14:46 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2022-01-05 14:46 UTC (permalink / raw)
  To: Ronak Vijay Raheja
  Cc: kbuild-all, linux-kernel, Macpaul Lin, Jack Pham, Eddie Hung

Hi Ronak,

FYI, the error/warning still remains.

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-5.10-2022-01
head:   47874cc690dc05182eefd0688cc627ffca746b8f
commit: 80fef39de7e9dbe706d0cbc820a09b5c05dc366f [5703/9999] ANDROID: usb: gadget: Resolve NULL pointer dereference in composite_disconnect
config: arm-buildonly-randconfig-r002-20220105 (https://download.01.org/0day-ci/archive/20220105/202201052253.4WGSj343-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/ammarfaizi2/linux-block/commit/80fef39de7e9dbe706d0cbc820a09b5c05dc366f
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-5.10-2022-01
        git checkout 80fef39de7e9dbe706d0cbc820a09b5c05dc366f
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/usb/gadget/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   drivers/usb/gadget/configfs.c: In function 'configfs_composite_disconnect':
>> drivers/usb/gadget/configfs.c:1620:9: error: implicit declaration of function 'acc_disconnect' [-Werror=implicit-function-declaration]
    1620 |         acc_disconnect();
         |         ^~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for WIRELESS_EXT
   Depends on NET && WIRELESS
   Selected by
   - GKI_LEGACY_WEXT_ALLCONFIG
   WARNING: unmet direct dependencies detected for WEXT_CORE
   Depends on NET && WIRELESS && (CFG80211_WEXT || WIRELESS_EXT
   Selected by
   - GKI_LEGACY_WEXT_ALLCONFIG
   WARNING: unmet direct dependencies detected for DRM_TTM
   Depends on HAS_IOMEM && DRM && MMU
   Selected by
   - GKI_HIDDEN_DRM_CONFIGS && HAS_IOMEM && DRM
   WARNING: unmet direct dependencies detected for WEXT_PROC
   Depends on NET && WIRELESS && PROC_FS && WEXT_CORE
   Selected by
   - GKI_LEGACY_WEXT_ALLCONFIG
   WARNING: unmet direct dependencies detected for WEXT_PRIV
   Depends on NET && WIRELESS
   Selected by
   - GKI_LEGACY_WEXT_ALLCONFIG
   WARNING: unmet direct dependencies detected for BALLOON_COMPACTION
   Depends on COMPACTION && MEMORY_BALLOON
   Selected by
   - GKI_HIDDEN_MM_CONFIGS
   WARNING: unmet direct dependencies detected for WEXT_SPY
   Depends on NET && WIRELESS
   Selected by
   - GKI_LEGACY_WEXT_ALLCONFIG

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	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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