Re: [PATCH net-next 4/5] ipv6: ioam: Support for IOAM injection with lwtunnels

Hi Justin,

Thank you for the patch! Perhaps something to improve:

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

url:    https://github.com/0day-ci/linux/commits/Justin-Iurman/Support-for-the-IOAM-Pre-allocated-Trace-with-IPv6/20210311-005727
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git d310ec03a34e92a77302edb804f7d68ee4f01ba0
config: x86_64-randconfig-a006-20210309 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project cd9a69289c7825d54450cb6829fef2c8e0f1963a)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/f20771586508a195a44298f251d68446c10830ce
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Justin-Iurman/Support-for-the-IOAM-Pre-allocated-Trace-with-IPv6/20210311-005727
        git checkout f20771586508a195a44298f251d68446c10830ce
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

quoted

net/ipv6/ioam6.c:856:1: warning: unused label 'out_unregister_genl' [-Wunused-label]

   out_unregister_genl:
   ^~~~~~~~~~~~~~~~~~~~
   1 warning generated.


vim +/out_unregister_genl +856 net/ipv6/ioam6.c

   851	
   852		pr_info("In-situ OAM (IOAM) with IPv6\n");
   853	
   854	out:
   855		return err;
 > 856	out_unregister_genl:
   857		genl_unregister_family(&ioam6_genl_family);
   858	out_unregister_pernet_subsys:
   859		unregister_pernet_subsys(&ioam6_net_ops);
   860		goto out;
   861	}
   862	

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