Re: [PATCH] bpf: Fix bpf_get/setsockopt to tos not take effect when TCP over IPv4 via INET6 API

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

Hi Feng,

kernel test robot noticed the following build errors:

[auto build test ERROR on bpf-next/master]
[also build test ERROR on bpf/master net-next/main net/main linus/master v6.11-rc3 next-20240815]
[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/Feng-zhou/bpf-Fix-bpf_get-setsockopt-to-tos-not-take-effect-when-TCP-over-IPv4-via-INET6-API/20240814-231142
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link:    https://lore.kernel.org/r/20240814084504.22172-1-zhoufeng.zf%40bytedance.com
patch subject: [PATCH] bpf: Fix bpf_get/setsockopt to tos not take effect when TCP over IPv4 via INET6 API
config: openrisc-defconfig (https://download.01.org/0day-ci/archive/20240815/202408152058.YXAnhLgZ-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240815/202408152058.YXAnhLgZ-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/202408152058.YXAnhLgZ-lkp@intel.com/

All errors (new ones prefixed by >>):

   or1k-linux-ld: net/core/filter.o: in function `__bpf_getsockopt':
>> filter.c:(.text+0xa69c): undefined reference to `is_tcp_sock_ipv6_mapped'
>> filter.c:(.text+0xa69c): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `is_tcp_sock_ipv6_mapped'
   or1k-linux-ld: net/core/filter.o: in function `__bpf_setsockopt':
   filter.c:(.text+0xd660): undefined reference to `is_tcp_sock_ipv6_mapped'
   filter.c:(.text+0xd660): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `is_tcp_sock_ipv6_mapped'

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