Re: [PATCH v2 3/3] Bluetooth: btusb: mediatek: add MediaTek ISO data transmission function

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

Hi Chris,

kernel test robot noticed the following build errors:

[auto build test ERROR on bluetooth-next/master]
[also build test ERROR on next-20240529]
[cannot apply to bluetooth/master linus/master v6.10-rc1]
[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/Chris-Lu/Bluetooth-net-add-hci_iso_hdr-function-for-iso-data/20240529-143216
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
patch link:    https://lore.kernel.org/r/20240529062946.5655-4-chris.lu%40mediatek.com
patch subject: [PATCH v2 3/3] Bluetooth: btusb: mediatek: add MediaTek ISO data transmission function
config: i386-randconfig-014-20240530 (https://download.01.org/0day-ci/archive/20240530/202405300602.AUh9Yu96-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240530/202405300602.AUh9Yu96-lkp@intel.com/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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405300602.AUh9Yu96-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: btmtk_isopkt_pad
   >>> referenced by btusb.c:2267 (drivers/bluetooth/btusb.c:2267)
   >>>               drivers/bluetooth/btusb.o:(btusb_send_frame) in archive vmlinux.a

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki