Re: [net-next v2 01/11] net: bridge: extend the process of special frames

[kernel test robot]

Hi Henrik,

Thank you for the patch! Yet something to improve:

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

url:    https://github.com/0day-ci/linux/commits/Henrik-Bjoernlund/net-bridge-cfm-Add-support-for-Connectivity-Fault-Management-CFM/20201001-184031
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git f2e834694b0d92187d889172da842e27829df371
config: c6x-randconfig-r032-20200930 (attached as .config)
compiler: c6x-elf-gcc (GCC) 9.3.0
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
        # https://github.com/0day-ci/linux/commit/1c0b81655468c16fd143f325138a856ca7727071
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Henrik-Bjoernlund/net-bridge-cfm-Add-support-for-Connectivity-Fault-Management-CFM/20201001-184031
        git checkout 1c0b81655468c16fd143f325138a856ca7727071
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=c6x 

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

All error/warnings (new ones prefixed by >>):

   In file included from net/bridge/br_private_mrp.h:6,
                    from net/bridge/br_mrp.c:4:
>> net/bridge/br_private.h:94:32: warning: 'struct net_bridge_port' declared inside parameter list will not be visible outside of this definition or declaration
      94 |  int   (*frame_handler)(struct net_bridge_port *port,
         |                                ^~~~~~~~~~~~~~~
>> net/bridge/br_mrp.c:13:19: error: initialization of 'int (*)(struct net_bridge_port *, struct sk_buff *)' from incompatible pointer type 'int (*)(struct net_bridge_port *, struct sk_buff *)' [-Werror=incompatible-pointer-types]
      13 |  .frame_handler = br_mrp_process,
         |                   ^~~~~~~~~~~~~~
   net/bridge/br_mrp.c:13:19: note: (near initialization for 'mrp_frame_type.frame_handler')
   cc1: some warnings being treated as errors
--
   In file included from net/bridge/br.c:20:
>> net/bridge/br_private.h:94:32: warning: 'struct net_bridge_port' declared inside parameter list will not be visible outside of this definition or declaration
      94 |  int   (*frame_handler)(struct net_bridge_port *port,
         |                                ^~~~~~~~~~~~~~~
--
   In file included from include/trace/events/bridge.h:10,
                    from net/bridge/br_fdb.c:24:
>> include/trace/events/../../../net/bridge/br_private.h:94:32: warning: 'struct net_bridge_port' declared inside parameter list will not be visible outside of this definition or declaration
      94 |  int   (*frame_handler)(struct net_bridge_port *port,
         |                                ^~~~~~~~~~~~~~~
--
   In file included from net/bridge/br_input.c:23:
>> net/bridge/br_private.h:94:32: warning: 'struct net_bridge_port' declared inside parameter list will not be visible outside of this definition or declaration
      94 |  int   (*frame_handler)(struct net_bridge_port *port,
         |                                ^~~~~~~~~~~~~~~
   net/bridge/br_input.c: In function 'br_process_frame_type':
>> net/bridge/br_input.c:267:30: error: passing argument 1 of 'tmp->frame_handler' from incompatible pointer type [-Werror=incompatible-pointer-types]
     267 |    return tmp->frame_handler(p, skb);
         |                              ^
         |                              |
         |                              struct net_bridge_port *
   net/bridge/br_input.c:267:30: note: expected 'struct net_bridge_port *' but argument is of type 'struct net_bridge_port *'
   cc1: some warnings being treated as errors
--
   In file included from net/bridge/br_netlink_tunnel.c:18:
>> net/bridge/br_private.h:94:32: warning: 'struct net_bridge_port' declared inside parameter list will not be visible outside of this definition or declaration
      94 |  int   (*frame_handler)(struct net_bridge_port *port,
         |                                ^~~~~~~~~~~~~~~
   net/bridge/br_netlink_tunnel.c:29:6: warning: no previous prototype for 'vlan_tunid_inrange' [-Wmissing-prototypes]
      29 | bool vlan_tunid_inrange(const struct net_bridge_vlan *v_curr,
         |      ^~~~~~~~~~~~~~~~~~
   net/bridge/br_netlink_tunnel.c:196:5: warning: no previous prototype for 'br_vlan_tunnel_info' [-Wmissing-prototypes]
     196 | int br_vlan_tunnel_info(const struct net_bridge_port *p, int cmd,
         |     ^~~~~~~~~~~~~~~~~~~
--
   In file included from net/atm/lec.c:36:
>> net/atm/../bridge/br_private.h:94:32: warning: 'struct net_bridge_port' declared inside parameter list will not be visible outside of this definition or declaration
      94 |  int   (*frame_handler)(struct net_bridge_port *port,
         |                                ^~~~~~~~~~~~~~~

vim +13 net/bridge/br_mrp.c

    10	
    11	static struct br_frame_type mrp_frame_type __read_mostly = {
    12		.type = cpu_to_be16(ETH_P_MRP),
  > 13		.frame_handler = br_mrp_process,
    14	};
    15	

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

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