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

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Date:   Thu, 11 Mar 2021 08:56:31 +0800
From:   kernel test robot <rong.a.chen@...el.com>
To:     Justin Iurman <justin.iurman@...ege.be>, netdev@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, davem@...emloft.net, kuba@...nel.org,
        tom@...bertland.com, justin.iurman@...ege.be
Subject: 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
:::::: branch date: 2 hours ago
:::::: commit date: 2 hours ago
config: sparc64-randconfig-s032-20210310 (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-262-g5e674421-dirty
        # 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=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sparc64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


"sparse warnings: (new ones prefixed by >>)"
>> net/ipv6/ioam6.c:856:1: sparse: sparse: unused label 'out_unregister_genl'

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

f20771586508a1 Justin Iurman 2021-03-10  851  
e1a4cb7c14f537 Justin Iurman 2021-03-10  852  	pr_info("In-situ OAM (IOAM) with IPv6\n");
ffece959dfe59a Justin Iurman 2021-03-10  853  
ffece959dfe59a Justin Iurman 2021-03-10  854  out:
ffece959dfe59a Justin Iurman 2021-03-10  855  	return err;
f20771586508a1 Justin Iurman 2021-03-10 @856  out_unregister_genl:
f20771586508a1 Justin Iurman 2021-03-10  857  	genl_unregister_family(&ioam6_genl_family);
ffece959dfe59a Justin Iurman 2021-03-10  858  out_unregister_pernet_subsys:
ffece959dfe59a Justin Iurman 2021-03-10  859  	unregister_pernet_subsys(&ioam6_net_ops);
ffece959dfe59a Justin Iurman 2021-03-10  860  	goto out;
e1a4cb7c14f537 Justin Iurman 2021-03-10  861  }
e1a4cb7c14f537 Justin Iurman 2021-03-10  862  

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

Download attachment ".config.gz" of type "application/gzip" (42503 bytes)

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