[l1k:nft_egress_v5 4/5] net/netfilter/nfnetlink_hook.c:232:17: error: 'netdev' undeclared; did you mean 'net_eq'?

From: kernel test robot
Date: Thu Sep 30 2021 - 02:39:59 EST


tree: https://github.com/l1k/linux nft_egress_v5
head: dfe0f89e58fa6f22032d805c1afa8209dc84e03b
commit: 46bd81b602be7deb36db2aaa330a23cd01ce4cbe [4/5] netfilter: Introduce egress hook
config: alpha-buildonly-randconfig-r001-20210929 (attached as .config)
compiler: alpha-linux-gcc (GCC) 11.2.0
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
# https://github.com/l1k/linux/commit/46bd81b602be7deb36db2aaa330a23cd01ce4cbe
git remote add l1k https://github.com/l1k/linux
git fetch --no-tags l1k nft_egress_v5
git checkout 46bd81b602be7deb36db2aaa330a23cd01ce4cbe
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=alpha SHELL=/bin/bash net/netfilter/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

net/netfilter/nfnetlink_hook.c: In function 'nfnl_hook_entries_head':
>> net/netfilter/nfnetlink_hook.c:232:17: error: 'netdev' undeclared (first use in this function); did you mean 'net_eq'?
232 | netdev = dev_get_by_name_rcu(net, dev);
| ^~~~~~
| net_eq
net/netfilter/nfnetlink_hook.c:232:17: note: each undeclared identifier is reported only once for each function it appears in


vim +232 net/netfilter/nfnetlink_hook.c

e2cf17d3774c323 Florian Westphal 2021-06-04 191
e2cf17d3774c323 Florian Westphal 2021-06-04 192 switch (pf) {
e2cf17d3774c323 Florian Westphal 2021-06-04 193 case NFPROTO_IPV4:
e2cf17d3774c323 Florian Westphal 2021-06-04 194 if (hook >= ARRAY_SIZE(net->nf.hooks_ipv4))
e2cf17d3774c323 Florian Westphal 2021-06-04 195 return ERR_PTR(-EINVAL);
e2cf17d3774c323 Florian Westphal 2021-06-04 196 hook_head = rcu_dereference(net->nf.hooks_ipv4[hook]);
e2cf17d3774c323 Florian Westphal 2021-06-04 197 break;
e2cf17d3774c323 Florian Westphal 2021-06-04 198 case NFPROTO_IPV6:
e2cf17d3774c323 Florian Westphal 2021-06-04 199 if (hook >= ARRAY_SIZE(net->nf.hooks_ipv6))
e2cf17d3774c323 Florian Westphal 2021-06-04 200 return ERR_PTR(-EINVAL);
5302560bb49d38b Colin Ian King 2021-06-08 201 hook_head = rcu_dereference(net->nf.hooks_ipv6[hook]);
e2cf17d3774c323 Florian Westphal 2021-06-04 202 break;
e2cf17d3774c323 Florian Westphal 2021-06-04 203 case NFPROTO_ARP:
e2cf17d3774c323 Florian Westphal 2021-06-04 204 #ifdef CONFIG_NETFILTER_FAMILY_ARP
e2cf17d3774c323 Florian Westphal 2021-06-04 205 if (hook >= ARRAY_SIZE(net->nf.hooks_arp))
e2cf17d3774c323 Florian Westphal 2021-06-04 206 return ERR_PTR(-EINVAL);
e2cf17d3774c323 Florian Westphal 2021-06-04 207 hook_head = rcu_dereference(net->nf.hooks_arp[hook]);
e2cf17d3774c323 Florian Westphal 2021-06-04 208 #endif
e2cf17d3774c323 Florian Westphal 2021-06-04 209 break;
e2cf17d3774c323 Florian Westphal 2021-06-04 210 case NFPROTO_BRIDGE:
e2cf17d3774c323 Florian Westphal 2021-06-04 211 #ifdef CONFIG_NETFILTER_FAMILY_BRIDGE
e2cf17d3774c323 Florian Westphal 2021-06-04 212 if (hook >= ARRAY_SIZE(net->nf.hooks_bridge))
e2cf17d3774c323 Florian Westphal 2021-06-04 213 return ERR_PTR(-EINVAL);
e2cf17d3774c323 Florian Westphal 2021-06-04 214 hook_head = rcu_dereference(net->nf.hooks_bridge[hook]);
e2cf17d3774c323 Florian Westphal 2021-06-04 215 #endif
e2cf17d3774c323 Florian Westphal 2021-06-04 216 break;
e2cf17d3774c323 Florian Westphal 2021-06-04 217 #if IS_ENABLED(CONFIG_DECNET)
e2cf17d3774c323 Florian Westphal 2021-06-04 218 case NFPROTO_DECNET:
e2cf17d3774c323 Florian Westphal 2021-06-04 219 if (hook >= ARRAY_SIZE(net->nf.hooks_decnet))
e2cf17d3774c323 Florian Westphal 2021-06-04 220 return ERR_PTR(-EINVAL);
e2cf17d3774c323 Florian Westphal 2021-06-04 221 hook_head = rcu_dereference(net->nf.hooks_decnet[hook]);
e2cf17d3774c323 Florian Westphal 2021-06-04 222 break;
e2cf17d3774c323 Florian Westphal 2021-06-04 223 #endif
46bd81b602be7de Lukas Wunner 2020-03-11 224 #if defined(CONFIG_NETFILTER_INGRESS) || defined(CONFIG_NETFILTER_EGRESS)
e2cf17d3774c323 Florian Westphal 2021-06-04 225 case NFPROTO_NETDEV:
46bd81b602be7de Lukas Wunner 2020-03-11 226 if (hook >= NF_NETDEV_NUMHOOKS)
e2cf17d3774c323 Florian Westphal 2021-06-04 227 return ERR_PTR(-EOPNOTSUPP);
e2cf17d3774c323 Florian Westphal 2021-06-04 228
e2cf17d3774c323 Florian Westphal 2021-06-04 229 if (!dev)
e2cf17d3774c323 Florian Westphal 2021-06-04 230 return ERR_PTR(-ENODEV);
e2cf17d3774c323 Florian Westphal 2021-06-04 231
e2cf17d3774c323 Florian Westphal 2021-06-04 @232 netdev = dev_get_by_name_rcu(net, dev);
e2cf17d3774c323 Florian Westphal 2021-06-04 233 if (!netdev)
e2cf17d3774c323 Florian Westphal 2021-06-04 234 return ERR_PTR(-ENODEV);
e2cf17d3774c323 Florian Westphal 2021-06-04 235

:::::: The code at line 232 was first introduced by commit
:::::: e2cf17d3774c323ef6dab6e9f7c0cfc5e742afd9 netfilter: add new hook nfnl subsystem

:::::: TO: Florian Westphal <fw@xxxxxxxxx>
:::::: CC: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip