[linux-next:master 10161/11865] slave.c:undefined reference to `is_hsr_master'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   abaf6f60176f1ae9d946d63e4db63164600b7b1a
commit: 18596f504a3e56c4f8e132b2a437cbe23a3f4635 [10161/11865] net: dsa: add support for offloading HSR
config: riscv-randconfig-r026-20210219 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.3.0
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/next/linux-next.git/commit/?id=18596f504a3e56c4f8e132b2a437cbe23a3f4635
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 18596f504a3e56c4f8e132b2a437cbe23a3f4635
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <redacted>

All errors (new ones prefixed by >>):

   riscv64-linux-ld: net/dsa/slave.o: in function `.L478':

quoted

slave.c:(.text+0x3c6a): undefined reference to `is_hsr_master'

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