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with ESMTP; 26 Apr 2023 10:42:47 -0700 Received: from kbuild by 041f065c1b1b with local (Exim 4.96) (envelope-from ) id 1prjAE-0000Pa-28; Wed, 26 Apr 2023 17:42:46 +0000 Date: Thu, 27 Apr 2023 01:42:41 +0800 From: kernel test robot To: Justin Stitt Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List , Nathan Chancellor Subject: drivers/net/ethernet/mediatek/mtk_eth_soc.c:2237:38: sparse: sparse: incorrect type in assignment (different base types) Message-ID: <202304270116.SvhuHUfR-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0cfd8703e7da687924371e9bc77a025bdeba9637 commit: d30dfd490f7dc4cb6a7c11a647bd1ff7a22139e7 include/uapi/linux/swab.h: move explicit cast outside ternary date: 10 months ago config: alpha-randconfig-s032-20230426 (https://download.01.org/0day-ci/archive/20230427/202304270116.SvhuHUfR-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d30dfd490f7dc4cb6a7c11a647bd1ff7a22139e7 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout d30dfd490f7dc4cb6a7c11a647bd1ff7a22139e7 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=alpha olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=alpha SHELL=/bin/bash drivers/net/ethernet/mediatek/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202304270116.SvhuHUfR-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/net/ethernet/mediatek/mtk_eth_soc.c:1371:45: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __sum16 [usertype] check @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:1371:45: sparse: expected restricted __sum16 [usertype] check drivers/net/ethernet/mediatek/mtk_eth_soc.c:1371:45: sparse: got restricted __be16 [usertype] drivers/net/ethernet/mediatek/mtk_eth_soc.c:2132:22: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __be32 [usertype] ip @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:2132:22: sparse: expected unsigned int [usertype] val drivers/net/ethernet/mediatek/mtk_eth_soc.c:2132:22: sparse: got restricted __be32 [usertype] ip drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __be32 [usertype] ip4dst @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: expected unsigned int [usertype] val drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: got restricted __be32 [usertype] ip4dst drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: sparse: cast from restricted __be32 drivers/net/ethernet/mediatek/mtk_eth_soc.c:2177:40: sparse: sparse: cast from restricted __be32 >> drivers/net/ethernet/mediatek/mtk_eth_soc.c:2237:38: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be32 [usertype] ip4dst @@ got unsigned int [usertype] @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:2237:38: sparse: expected restricted __be32 [usertype] ip4dst drivers/net/ethernet/mediatek/mtk_eth_soc.c:2237:38: sparse: got unsigned int [usertype] drivers/net/ethernet/mediatek/mtk_eth_soc.c:2241:38: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be32 [usertype] ip4src @@ got unsigned int @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:2241:38: sparse: expected restricted __be32 [usertype] ip4src drivers/net/ethernet/mediatek/mtk_eth_soc.c:2241:38: sparse: got unsigned int drivers/net/ethernet/mediatek/mtk_eth_soc.c:2243:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be16 [usertype] psrc @@ got int @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:2243:36: sparse: expected restricted __be16 [usertype] psrc drivers/net/ethernet/mediatek/mtk_eth_soc.c:2243:36: sparse: got int drivers/net/ethernet/mediatek/mtk_eth_soc.c:2245:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be16 [usertype] pdst @@ got int @@ drivers/net/ethernet/mediatek/mtk_eth_soc.c:2245:36: sparse: expected restricted __be16 [usertype] pdst drivers/net/ethernet/mediatek/mtk_eth_soc.c:2245:36: sparse: got int drivers/net/ethernet/mediatek/mtk_eth_soc.c:820:9: sparse: sparse: context imbalance in 'mtk_stats_update' - different lock contexts for basic block drivers/net/ethernet/mediatek/mtk_eth_soc.c:845:50: sparse: sparse: context imbalance in 'mtk_get_stats64' - wrong count at exit drivers/net/ethernet/mediatek/mtk_eth_soc.c:3145:13: sparse: sparse: context imbalance in 'mtk_get_ethtool_stats' - different lock contexts for basic block vim +2237 drivers/net/ethernet/mediatek/mtk_eth_soc.c 7aab747e5563ec Nelson Chang 2016-09-17 2224 7aab747e5563ec Nelson Chang 2016-09-17 2225 static int mtk_hwlro_get_fdir_entry(struct net_device *dev, 7aab747e5563ec Nelson Chang 2016-09-17 2226 struct ethtool_rxnfc *cmd) 7aab747e5563ec Nelson Chang 2016-09-17 2227 { 7aab747e5563ec Nelson Chang 2016-09-17 2228 struct mtk_mac *mac = netdev_priv(dev); 7aab747e5563ec Nelson Chang 2016-09-17 2229 struct ethtool_rx_flow_spec *fsp = 7aab747e5563ec Nelson Chang 2016-09-17 2230 (struct ethtool_rx_flow_spec *)&cmd->fs; 7aab747e5563ec Nelson Chang 2016-09-17 2231 e7e7104e2d5ddf Dan Carpenter 2022-05-26 2232 if (fsp->location >= ARRAY_SIZE(mac->hwlro_ip)) e7e7104e2d5ddf Dan Carpenter 2022-05-26 2233 return -EINVAL; e7e7104e2d5ddf Dan Carpenter 2022-05-26 2234 7aab747e5563ec Nelson Chang 2016-09-17 2235 /* only tcp dst ipv4 is meaningful, others are meaningless */ 7aab747e5563ec Nelson Chang 2016-09-17 2236 fsp->flow_type = TCP_V4_FLOW; 7aab747e5563ec Nelson Chang 2016-09-17 @2237 fsp->h_u.tcp_ip4_spec.ip4dst = ntohl(mac->hwlro_ip[fsp->location]); 7aab747e5563ec Nelson Chang 2016-09-17 2238 fsp->m_u.tcp_ip4_spec.ip4dst = 0; 7aab747e5563ec Nelson Chang 2016-09-17 2239 7aab747e5563ec Nelson Chang 2016-09-17 2240 fsp->h_u.tcp_ip4_spec.ip4src = 0; 7aab747e5563ec Nelson Chang 2016-09-17 2241 fsp->m_u.tcp_ip4_spec.ip4src = 0xffffffff; 7aab747e5563ec Nelson Chang 2016-09-17 2242 fsp->h_u.tcp_ip4_spec.psrc = 0; 7aab747e5563ec Nelson Chang 2016-09-17 2243 fsp->m_u.tcp_ip4_spec.psrc = 0xffff; 7aab747e5563ec Nelson Chang 2016-09-17 2244 fsp->h_u.tcp_ip4_spec.pdst = 0; 7aab747e5563ec Nelson Chang 2016-09-17 2245 fsp->m_u.tcp_ip4_spec.pdst = 0xffff; 7aab747e5563ec Nelson Chang 2016-09-17 2246 fsp->h_u.tcp_ip4_spec.tos = 0; 7aab747e5563ec Nelson Chang 2016-09-17 2247 fsp->m_u.tcp_ip4_spec.tos = 0xff; 7aab747e5563ec Nelson Chang 2016-09-17 2248 7aab747e5563ec Nelson Chang 2016-09-17 2249 return 0; 7aab747e5563ec Nelson Chang 2016-09-17 2250 } 7aab747e5563ec Nelson Chang 2016-09-17 2251 :::::: The code at line 2237 was first introduced by commit :::::: 7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd net: ethernet: mediatek: add ethtool functions to configure RX flows of HW LRO :::::: TO: Nelson Chang :::::: CC: David S. Miller -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests