netdev - Re: [PATCH net-next 3/4] ipmr: use exit_batch

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Message-ID: <202402091528.IEa4ESwN-lkp@intel.com>
Date: Fri, 9 Feb 2024 16:01:12 +0800
From: kernel test robot <lkp@...el.com>
To: Eric Dumazet <edumazet@...gle.com>,
	"David S . Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Cc: oe-kbuild-all@...ts.linux.dev, David Ahern <dsahern@...nel.org>,
	netdev@...r.kernel.org, eric.dumazet@...il.com,
	Eric Dumazet <edumazet@...gle.com>
Subject: Re: [PATCH net-next 3/4] ipmr: use exit_batch_rtnl method

Hi Eric,

kernel test robot noticed the following build errors:

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

url:    https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/ip6mr-use-exit_batch_rtnl-method/20240208-192057
base:   net-next/main
patch link:    https://lore.kernel.org/r/20240208111646.535705-4-edumazet%40google.com
patch subject: [PATCH net-next 3/4] ipmr: use exit_batch_rtnl method
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20240209/202402091528.IEa4ESwN-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240209/202402091528.IEa4ESwN-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402091528.IEa4ESwN-lkp@intel.com/

All errors (new ones prefixed by >>):

>> net/ipv4/ipmr.c:3134:23: error: initialization of 'void (*)(struct list_head *)' from incompatible pointer type 'void (*)(struct list_head *, struct list_head *)' [-Werror=incompatible-pointer-types]
    3134 |         .exit_batch = ipmr_exit_batch_rtnl,
         |                       ^~~~~~~~~~~~~~~~~~~~
   net/ipv4/ipmr.c:3134:23: note: (near initialization for 'ipmr_net_ops.exit_batch')
   cc1: some warnings being treated as errors


vim +3134 net/ipv4/ipmr.c

  3130	
  3131	static struct pernet_operations ipmr_net_ops = {
  3132		.init = ipmr_net_init,
  3133		.exit = ipmr_net_exit,
> 3134		.exit_batch = ipmr_exit_batch_rtnl,
  3135	};
  3136	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki