[android-common:android12-5.10 9575/10437] drivers/usb/gadget/configfs.c:1620:2: error: implicit declaration of function 'acc_disconnect'

[android-common:android12-5.10 9575/10437] drivers/usb/gadget/configfs.c:1620:2: error: implicit declaration of function 'acc_disconnect'

[kernel test robot]

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tree:   https://android.googlesource.com/kernel/common android12-5.10
head:   22a57c542bfaee37a4880299254e589f17aa5740
commit: 80fef39de7e9dbe706d0cbc820a09b5c05dc366f [9575/10437] ANDROID: usb: gadget: Resolve NULL pointer dereference in composite_disconnect
config: i386-randconfig-a001-20210630 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        git remote add android-common https://android.googlesource.com/kernel/common
        git fetch --no-tags android-common android12-5.10
        git checkout 80fef39de7e9dbe706d0cbc820a09b5c05dc366f
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

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:1620:2: 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 DRM_MIPI_DSI
   Depends on HAS_IOMEM && DRM
   Selected by
   - GKI_HIDDEN_DRM_CONFIGS
   WARNING: unmet direct dependencies detected for DRM_KMS_CMA_HELPER
   Depends on HAS_IOMEM && DRM
   Selected by
   - GKI_HIDDEN_DRM_CONFIGS
   WARNING: unmet direct dependencies detected for SND_VMASTER
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_PCM_IEC958
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_SOC_CONFIGS
   WARNING: unmet direct dependencies detected for SND_JACK
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_JACK_INPUT_DEV
   Depends on SOUND && !UML && SND && SND_JACK
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for SND_PCM_ELD
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS
   WARNING: unmet direct dependencies detected for DRM_GEM_CMA_HELPER
   Depends on HAS_IOMEM && DRM
   Selected by
   - GKI_HIDDEN_DRM_CONFIGS
   WARNING: unmet direct dependencies detected for SND_INTEL_NHLT
   Depends on SOUND && !UML && SND
   Selected by
   - GKI_HIDDEN_SND_CONFIGS && ACPI


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(a)lists.01.org

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