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Date: Thu, 27 Apr 2023 01:42:41 +0800
From: kernel test robot <lkp@...el.com>
To: Justin Stitt <jstitt007@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
Linux Memory Management List <linux-mm@...ck.org>,
Nathan Chancellor <nathan@...nel.org>
Subject: drivers/net/ethernet/mediatek/mtk_eth_soc.c:2237:38: sparse: sparse:
incorrect type in assignment (different base types)
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 <lkp@...el.com>
| 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 <nelson.chang@...iatek.com>
:::::: CC: David S. Miller <davem@...emloft.net>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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