Re: [PATCH v5] Bluetooth: hci_sync: Remove redundant func definition

[kernel test robot <lkp@intel.com>]

Hi Zijun,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on bluetooth/master]
[also build test WARNING on net-next/master net/master linus/master v5.19]
[cannot apply to bluetooth-next/master next-20220812]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Zijun-Hu/Bluetooth-hci_sync-Remove-redundant-func-definition/20220722-191804
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git master
config: arm-defconfig (https://download.01.org/0day-ci/archive/20220814/202208142033.Kav1wBRp-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/01ff3d2230c220a1387940ed594eccda09dc51fb
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Zijun-Hu/Bluetooth-hci_sync-Remove-redundant-func-definition/20220722-191804
        git checkout 01ff3d2230c220a1387940ed594eccda09dc51fb
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash net/bluetooth/

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

All warnings (new ones prefixed by >>):

>> net/bluetooth/hci_sync.c:2398:6: warning: no previous prototype for 'disconnected_accept_list_entries' [-Wmissing-prototypes]
    2398 | bool disconnected_accept_list_entries(struct hci_dev *hdev)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/disconnected_accept_list_entries +2398 net/bluetooth/hci_sync.c

  2397	
> 2398	bool disconnected_accept_list_entries(struct hci_dev *hdev)
  2399	{
  2400		struct bdaddr_list *b;
  2401	
  2402		list_for_each_entry(b, &hdev->accept_list, list) {
  2403			struct hci_conn *conn;
  2404	
  2405			conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &b->bdaddr);
  2406			if (!conn)
  2407				return true;
  2408	
  2409			if (conn->state != BT_CONNECTED && conn->state != BT_CONFIG)
  2410				return true;
  2411		}
  2412	
  2413		return false;
  2414	}
  2415	

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