Re: [PATCH v2 net-next 2/4] fib: place common code in a helper

Hi Florian,

I love your patch! Yet something to improve:

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Florian-Westphal/fib-remove-suppress-indirection-merge-nl-policies/20211215-013026
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git a3c62a042237d1adeb0290dcb768e17edd6dcd25
config: parisc-randconfig-r001-20211214 (https://download.01.org/0day-ci/archive/20211215/202112150951.hp1nDYE8-lkp@intel.com/config)
compiler: hppa-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://github.com/0day-ci/linux/commit/59837eba57ced3afe03ce1e6d8bd6da39efd398c
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Florian-Westphal/fib-remove-suppress-indirection-merge-nl-policies/20211215-013026
        git checkout 59837eba57ced3afe03ce1e6d8bd6da39efd398c
        # 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=parisc SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   hppa-linux-ld: net/core/fib_rules.o: in function `fib_rules_lookup':

quoted

(.text+0xb98): undefined reference to `free_fib_info'

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