Re: [PATCH v1 net 2/2] ipv6: Don't remove permanent routes with exceptions from tb6_gc_hlist.

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

Hi Kuniyuki,

kernel test robot noticed the following build errors:

[auto build test ERROR on net/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/ipv6-Remove-permanent-routes-from-tb6_gc_hlist-when-all-exceptions-expire/20260307-104803
base:   net/main
patch link:    https://lore.kernel.org/r/20260307024709.718395-3-kuniyu%40google.com
patch subject: [PATCH v1 net 2/2] ipv6: Don't remove permanent routes with exceptions from tb6_gc_hlist.
config: powerpc-currituck_defconfig (https://download.01.org/0day-ci/archive/20260307/202603072124.nNhJgNnw-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project c32caeec8158d634bb71ab8911a6031248b9fc47)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260307/202603072124.nNhJgNnw-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/202603072124.nNhJgNnw-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from net/core/sock.c:133:
   In file included from include/net/xfrm.h:26:
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
>> include/net/ip6_fib.h:557:35: error: no member named 'ipv6' in 'struct net'
     557 |         gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
         |                                     ~~~  ^
   7 errors generated.


vim +557 include/net/ip6_fib.h

   548	
   549	static inline void fib6_may_remove_gc_list(struct net *net,
   550						   struct fib6_info *f6i)
   551	{
   552		struct fib6_gc_args gc_args;
   553	
   554		if (hlist_unhashed(&f6i->gc_link))
   555			return;
   556	
 > 557		gc_args.timeout = READ_ONCE(net->ipv6.sysctl.ip6_rt_gc_interval),
   558		gc_args.more = 0,
   559	
   560		fib6_age_exceptions(f6i, &gc_args, jiffies);
   561	}
   562	

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