Hi Dmitry,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on bf682942cd26ce9cd5e87f73ae099b383041e782]

url:    https://github.com/intel-lab-lkp/linux/commits/Dmitry-Safonov/net-tcp-Add-TCP-AO-support/20220924-042311
base:   bf682942cd26ce9cd5e87f73ae099b383041e782
config: um-i386_defconfig
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/0058d82fd50cb64ca679e3397507fe28165b817b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Dmitry-Safonov/net-tcp-Add-TCP-AO-support/20220924-042311
        git checkout 0058d82fd50cb64ca679e3397507fe28165b817b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   /usr/bin/ld: warning: arch/x86/um/checksum_32.o: missing .note.GNU-stack section implies executable stack
   /usr/bin/ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker
   /usr/bin/ld: warning: .tmp_vmlinux.kallsyms1 has a LOAD segment with RWX permissions
   /usr/bin/ld: net/ipv4/tcp_ipv4.o: in function `tcp_inbound_hash.constprop.0':
>> tcp_ipv4.c:(.text+0xa95): undefined reference to `tcp_do_parse_auth_options'
   collect2: error: ld returned 1 exit status

-- 
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https://01.org/lkp