Re: [RFC PATCH v2 net-next 03/16] net: dsa: inherit the actual bridge port flags at join time

[kernel test robot <lkp@intel.com>]

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Hi Vladimir,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Vladimir-Oltean/Better-support-for-sandwiched-LAGs-with-bridge-and-DSA/20210319-072218
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 31222162557ca85808b9985de7e519041561f455
config: microblaze-randconfig-r031-20210318 (attached as .config)
compiler: microblaze-linux-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/cb132bd734dc880ec90ec12980b6567efa0819fd
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Vladimir-Oltean/Better-support-for-sandwiched-LAGs-with-bridge-and-DSA/20210319-072218
        git checkout cb132bd734dc880ec90ec12980b6567efa0819fd
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze 

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

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

   net/dsa/port.c: In function 'dsa_port_inherit_brport_flags':
>> net/dsa/port.c:152:34: error: implicit declaration of function 'dsa_port_to_bridge_port'; did you mean 'dsa_port_bridge_join'? [-Werror=implicit-function-declaration]
     152 |  struct net_device *brport_dev = dsa_port_to_bridge_port(dp);
         |                                  ^~~~~~~~~~~~~~~~~~~~~~~
         |                                  dsa_port_bridge_join
>> net/dsa/port.c:152:34: warning: initialization of 'struct net_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
   cc1: some warnings being treated as errors


vim +152 net/dsa/port.c

   146	
   147	static int dsa_port_inherit_brport_flags(struct dsa_port *dp,
   148						 struct netlink_ext_ack *extack)
   149	{
   150		const unsigned long mask = BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD |
   151					   BR_BCAST_FLOOD;
 > 152		struct net_device *brport_dev = dsa_port_to_bridge_port(dp);
   153		int flag, err;
   154	
   155		for_each_set_bit(flag, &mask, 32) {
   156			struct switchdev_brport_flags flags = {0};
   157	
   158			flags.mask = BIT(flag);
   159	
   160			if (br_port_flag_is_set(brport_dev, BIT(flag)))
   161				flags.val = BIT(flag);
   162	
   163			err = dsa_port_bridge_flags(dp, flags, extack);
   164			if (err && err != -EOPNOTSUPP)
   165				return err;
   166		}
   167	
   168		return 0;
   169	}
   170	

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

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