* Re: [PATCH net-next v2 2/2] net: dsa: mxl862xx: implement bridge offloading
[not found] <f6fb8c9c6d38585c0efce72b3d1aebe923277d5a.1773102942.git.daniel@makrotopia.org>
@ 2026-03-10 15:45 ` kernel test robot
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From: kernel test robot @ 2026-03-10 15:45 UTC (permalink / raw)
To: Daniel Golle, Andrew Lunn, Vladimir Oltean, David S. Miller,
Eric Dumazet, Jakub Kicinski, Paolo Abeni, Simon Horman,
Russell King, linux-kernel
Cc: llvm, oe-kbuild-all, netdev, Frank Wunderlich, Chad Monroe,
Cezary Wilmanski, Liang Xu, Benny (Ying-Tsan) Weng,
Jose Maria Verdu Munoz, Avinash Jayaraman, John Crispin
Hi Daniel,
kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main]
url: https://github.com/intel-lab-lkp/linux/commits/Daniel-Golle/dsa-tag_mxl862xx-set-dsa_default_offload_fwd_mark/20260310-084425
base: net-next/main
patch link: https://lore.kernel.org/r/f6fb8c9c6d38585c0efce72b3d1aebe923277d5a.1773102942.git.daniel%40makrotopia.org
patch subject: [PATCH net-next v2 2/2] net: dsa: mxl862xx: implement bridge offloading
config: x86_64-randconfig-004-20260310 (https://download.01.org/0day-ci/archive/20260310/202603102333.SSWo6WNe-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260310/202603102333.SSWo6WNe-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/202603102333.SSWo6WNe-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/net/dsa/mxl862xx/mxl862xx.c:655:2: error: call to undeclared function 'ether_addr_copy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
655 | ether_addr_copy(param.mac, addr);
| ^
drivers/net/dsa/mxl862xx/mxl862xx.c:676:2: error: call to undeclared function 'ether_addr_copy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
676 | ether_addr_copy(param.mac, addr);
| ^
2 errors generated.
vim +/ether_addr_copy +655 drivers/net/dsa/mxl862xx/mxl862xx.c
640
641 static int mxl862xx_port_fdb_add(struct dsa_switch *ds, int port,
642 const unsigned char *addr, u16 vid, struct dsa_db db)
643 {
644 struct mxl862xx_mac_table_add param = { };
645 int fid = mxl862xx_get_fid(ds, db), ret;
646 struct mxl862xx_priv *priv = ds->priv;
647
648 if (fid < 0)
649 return fid;
650
651 param.port_id = cpu_to_le32(port);
652 param.static_entry = true;
653 param.fid = cpu_to_le16(fid);
654 param.tci = cpu_to_le16(FIELD_PREP(MXL862XX_TCI_VLAN_ID, vid));
> 655 ether_addr_copy(param.mac, addr);
656
657 ret = MXL862XX_API_WRITE(priv, MXL862XX_MAC_TABLEENTRYADD, param);
658 if (ret)
659 dev_err(ds->dev, "failed to add FDB entry on port %d\n", port);
660
661 return ret;
662 }
663
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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