[jic23-iio:testing 231/235] iio-test-rescale.c:undefined reference to `kunit_binary_str_assert_format'

[jic23-iio:testing 231/235] iio-test-rescale.c:undefined reference to `kunit_binary_str_assert_format'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git testing
head:   95df41f4ef19f5884269e6c62dc1d128a23c94cb
commit: 683352565c0396077086ae0bec530d03e6b3c6df [231/235] iio: test: add basic tests for the iio-rescale driver
config: m68k-randconfig-r004-20220227 (https://download.01.org/0day-ci/archive/20220227/202202272331.LeHn9U6H-lkp@intel.com/config)
compiler: m68k-linux-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://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git/commit/?id=683352565c0396077086ae0bec530d03e6b3c6df
        git remote add jic23-iio https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git
        git fetch --no-tags jic23-iio testing
        git checkout 683352565c0396077086ae0bec530d03e6b3c6df
        # 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=m68k SHELL=/bin/bash

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 >>):

   m68k-linux-ld: drivers/iio/test/iio-test-rescale.o: in function `iio_rescale_test_offset':
>> iio-test-rescale.c:(.text+0x126): undefined reference to `kunit_binary_str_assert_format'
>> m68k-linux-ld: iio-test-rescale.c:(.text+0x22): undefined reference to `kunit_do_assertion'
>> m68k-linux-ld: iio-test-rescale.c:(.text+0x32): undefined reference to `kunit_kmalloc_array'
>> m68k-linux-ld: iio-test-rescale.c:(.text+0x9c): undefined reference to `kunit_binary_assert_format'
   m68k-linux-ld: drivers/iio/test/iio-test-rescale.o: in function `iio_rescale_test_scale':
>> iio-test-rescale.c:(.text+0x2e6): undefined reference to `kunit_do_assertion'
   m68k-linux-ld: iio-test-rescale.c:(.text+0x304): undefined reference to `kunit_kmalloc_array'
   m68k-linux-ld: iio-test-rescale.c:(.text+0x364): undefined reference to `kunit_binary_assert_format'
   m68k-linux-ld: iio-test-rescale.c:(.text+0x4f8): undefined reference to `kunit_binary_assert_format'
   m68k-linux-ld: iio-test-rescale.c:(.text+0x572): undefined reference to `kunit_binary_assert_format'

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