Re: [PATCH nf-next] netfilter: flowtable: teardown flow reaching bridge port on fdb updates

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

Hi Pablo,

kernel test robot noticed the following build errors:

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

url:    https://github.com/intel-lab-lkp/linux/commits/Pablo-Neira-Ayuso/netfilter-flowtable-teardown-flow-reaching-bridge-port-on-fdb-updates/20261014-230256
base:   https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf-next.git main
patch link:    https://lore.kernel.org/r/20261014210256.1573072-1-pablo%40netfilter.org
patch subject: [PATCH nf-next] netfilter: flowtable: teardown flow reaching bridge port on fdb updates
config: nios2-randconfig-1000-20261015 (https://download.01.org/0day-ci/archive/20261015/202610151944.1oSb04pC-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261015/202610151944.1oSb04pC-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610151944.1oSb04pC-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from ./arch/nios2/include/generated/asm/rwonce.h:1,
                    from include/linux/compiler.h:369,
                    from include/linux/build_bug.h:5,
                    from include/linux/container_of.h:5,
                    from include/linux/list.h:5,
                    from include/linux/module.h:12,
                    from net/bridge/br_nf_utils.c:2:
   net/bridge/br_nf_utils.c: In function 'nf_br_fdb_valid_dst':
>> include/asm-generic/rwonce.h:48:1: error: incompatible types when assigning to type 'const struct net_bridge_port *' from type 'struct net_bridge_dst'
      48 | ({                                                                      \
         | ^
   net/bridge/br_nf_utils.c:32:15: note: in expansion of macro 'READ_ONCE'
      32 |         dst = READ_ONCE(f->dst);
         |               ^~~~~~~~~


vim +48 include/asm-generic/rwonce.h

e506ea451254ab Will Deacon 2019-10-15  46  
e506ea451254ab Will Deacon 2019-10-15  47  #define READ_ONCE(x)							\
e506ea451254ab Will Deacon 2019-10-15 @48  ({									\
e506ea451254ab Will Deacon 2019-10-15  49  	compiletime_assert_rwonce_type(x);				\
3c9184109e78ea Will Deacon 2019-10-30  50  	__READ_ONCE(x);							\
e506ea451254ab Will Deacon 2019-10-15  51  })
e506ea451254ab Will Deacon 2019-10-15  52  

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