netdev - Re: [PATCH v3 net-next 1/2] net: ethernet: mtk_eth_soc: add code for offloading flows from wlan devices

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Date:   Sat, 1 Apr 2023 09:00:55 +0800
From:   kernel test robot <lkp@...el.com>
To:     Felix Fietkau <nbd@....name>, netdev@...r.kernel.org
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH v3 net-next 1/2] net: ethernet: mtk_eth_soc: add code for
 offloading flows from wlan devices

Hi Felix,

I love your patch! Yet something to improve:

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

url:    https://github.com/intel-lab-lkp/linux/commits/Felix-Fietkau/net-ethernet-mtk_eth_soc-mtk_ppe-prefer-newly-added-l2-flows/20230331-204831
patch link:    https://lore.kernel.org/r/20230331124707.40296-1-nbd%40nbd.name
patch subject: [PATCH v3 net-next 1/2] net: ethernet: mtk_eth_soc: add code for offloading flows from wlan devices
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20230401/202304010827.5VVfe7rX-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7)
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
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/intel-lab-lkp/linux/commit/6b34c03bc2f53e9370621f04e2925d2ccb41ce7b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Felix-Fietkau/net-ethernet-mtk_eth_soc-mtk_ppe-prefer-newly-added-l2-flows/20230331-204831
        git checkout 6b34c03bc2f53e9370621f04e2925d2ccb41ce7b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/net/ethernet/mediatek/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304010827.5VVfe7rX-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/net/ethernet/mediatek/mtk_ppe_offload.c:554:36: error: use of undeclared identifier 'dev'
           struct mtk_mac *mac = netdev_priv(dev);
                                             ^
   1 error generated.


vim +/dev +554 drivers/net/ethernet/mediatek/mtk_ppe_offload.c

   549	
   550	static int
   551	mtk_eth_setup_tc_block_cb(enum tc_setup_type type, void *type_data, void *cb_priv)
   552	{
   553		struct flow_cls_offload *cls = type_data;
 > 554		struct mtk_mac *mac = netdev_priv(dev);
   555		struct net_device *dev = cb_priv;
   556		struct mtk_eth *eth = mac->hw;
   557	
   558		if (!tc_can_offload(dev))
   559			return -EOPNOTSUPP;
   560	
   561		if (type != TC_SETUP_CLSFLOWER)
   562			return -EOPNOTSUPP;
   563	
   564		return mtk_flow_offload_cmd(eth, cls, 0);
   565	}
   566	

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