netdev - Re: [PATCH net-next] ipvlan: remove ipvlan_ht_addr

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Message-ID: <202601221121.jJSK4gxB-lkp@intel.com>
Date: Thu, 22 Jan 2026 11:58:52 +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, Simon Horman <horms@...nel.org>,
	netdev@...r.kernel.org, eric.dumazet@...il.com,
	Eric Dumazet <edumazet@...gle.com>,
	Mahesh Bandewar <maheshb@...gle.com>
Subject: Re: [PATCH net-next] ipvlan: remove ipvlan_ht_addr_lookup()

Hi Eric,

kernel test robot noticed the following build warnings:

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

url:    https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/ipvlan-remove-ipvlan_ht_addr_lookup/20260122-060038
base:   net-next/main
patch link:    https://lore.kernel.org/r/20260121215728.560645-1-edumazet%40google.com
patch subject: [PATCH net-next] ipvlan: remove ipvlan_ht_addr_lookup()
config: i386-randconfig-054-20260122 (https://download.01.org/0day-ci/archive/20260122/202601221121.jJSK4gxB-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260122/202601221121.jJSK4gxB-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/202601221121.jJSK4gxB-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/net/ipvlan/ipvlan_core.c:74:26: warning: 'ipvlan_ht_addr_lookup6' defined but not used [-Wunused-function]
      74 | static struct ipvl_addr *ipvlan_ht_addr_lookup6(const struct ipvl_port *port,
         |                          ^~~~~~~~~~~~~~~~~~~~~~


vim +/ipvlan_ht_addr_lookup6 +74 drivers/net/ipvlan/ipvlan_core.c

    73	
  > 74	static struct ipvl_addr *ipvlan_ht_addr_lookup6(const struct ipvl_port *port,
    75							const void *iaddr)
    76	{
    77		struct ipvl_addr *addr;
    78		u8 hash;
    79	
    80		hash = ipvlan_get_v6_hash(iaddr);
    81		hlist_for_each_entry_rcu(addr, &port->hlhead[hash], hlnode)
    82			if (addr_equal(true, addr, iaddr))
    83				return addr;
    84		return NULL;
    85	}
    86	

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