[gustavoars:for-next/kspp-misc-fixes 3/4] ./usr/include/linux/netfilter/x_tables.h:66:25: warning: field 'target' with variable sized type 'struct xt_entry_target' not at the end of a struct or class is a GNU extension
From: kernel test robot
Date: Sun Nov 28 2021 - 14:20:43 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git for-next/kspp-misc-fixes
head: 5c9a39a1ff78d32e645774c7eb213c831b51b1ee
commit: fb29d640e9640985e307deaee123e83144305633 [3/4] treewide: Replace zero-length arrays with flexible-array members
config: x86_64-randconfig-r036-20211128 (https://download.01.org/0day-ci/archive/20211129/202111290333.fNQW2C1s-lkp@xxxxxxxxx/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5162b558d8c0b542e752b037e72a69d5fd51eb1e)
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://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git/commit/?id=fb29d640e9640985e307deaee123e83144305633
git remote add gustavoars https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git
git fetch --no-tags gustavoars for-next/kspp-misc-fixes
git checkout fb29d640e9640985e307deaee123e83144305633
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>):
In file included from <built-in>:1:
In file included from ./usr/include/linux/netfilter_ipv6/ip6_tables.h:24:
>> ./usr/include/linux/netfilter/x_tables.h:66:25: warning: field 'target' with variable sized type 'struct xt_entry_target' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct xt_entry_target target;
^
./usr/include/linux/netfilter/x_tables.h:71:25: warning: field 'target' with variable sized type 'struct xt_entry_target' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct xt_entry_target target;
^
In file included from <built-in>:1:
>> ./usr/include/linux/netfilter_ipv6/ip6_tables.h:131:20: warning: field 'entry' with variable sized type 'struct ip6t_entry' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct ip6t_entry entry;
^
./usr/include/linux/netfilter_ipv6/ip6_tables.h:136:20: warning: field 'entry' with variable sized type 'struct ip6t_entry' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct ip6t_entry entry;
^
4 warnings generated.
--
In file included from <built-in>:1:
>> ./usr/include/linux/netfilter_bridge/ebtables.h:163:26: warning: field 'target' with variable sized type 'struct ebt_entry_target' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct ebt_entry_target target;
^
1 warning generated.
--
In file included from <built-in>:1:
In file included from ./usr/include/linux/netfilter_ipv4/ip_tables.h:24:
>> ./usr/include/linux/netfilter/x_tables.h:66:25: warning: field 'target' with variable sized type 'struct xt_entry_target' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct xt_entry_target target;
^
./usr/include/linux/netfilter/x_tables.h:71:25: warning: field 'target' with variable sized type 'struct xt_entry_target' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct xt_entry_target target;
^
2 warnings generated.
--
In file included from <built-in>:1:
>> ./usr/include/linux/seg6_hmac.h:12:17: warning: field 'tlvhdr' with variable sized type 'struct sr6_tlv' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct sr6_tlv tlvhdr;
^
1 warning generated.
--
In file included from <built-in>:1:
In file included from ./usr/include/rdma/mlx5-abi.h:39:
In file included from ./usr/include/rdma/ib_user_ioctl_verbs.h:38:
>> ./usr/include/rdma/ib_user_verbs.h:436:34: warning: field 'base' with variable sized type 'struct ib_uverbs_create_cq_resp' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct ib_uverbs_create_cq_resp base;
^
>> ./usr/include/rdma/ib_user_verbs.h:644:34: warning: field 'base' with variable sized type 'struct ib_uverbs_create_qp_resp' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct ib_uverbs_create_qp_resp base;
^
>> ./usr/include/rdma/ib_user_verbs.h:740:29: warning: field 'base' with variable sized type 'struct ib_uverbs_modify_qp' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
struct ib_uverbs_modify_qp base;
^
>> ./usr/include/rdma/ib_user_verbs.h:916:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_eth::(anonymous at ./usr/include/rdma/ib_user_verbs.h:916:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:938:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_ipv4::(anonymous at ./usr/include/rdma/ib_user_verbs.h:938:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:956:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_tcp_udp::(anonymous at ./usr/include/rdma/ib_user_verbs.h:956:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:979:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_ipv6::(anonymous at ./usr/include/rdma/ib_user_verbs.h:979:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:992:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_action_tag::(anonymous at ./usr/include/rdma/ib_user_verbs.h:992:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:1016:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_action_handle::(anonymous at ./usr/include/rdma/ib_user_verbs.h:1016:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:1029:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_action_count::(anonymous at ./usr/include/rdma/ib_user_verbs.h:1029:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:1046:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_tunnel::(anonymous at ./usr/include/rdma/ib_user_verbs.h:1046:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:1064:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_esp::(anonymous at ./usr/include/rdma/ib_user_verbs.h:1064:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:1091:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_gre::(anonymous at ./usr/include/rdma/ib_user_verbs.h:1091:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
>> ./usr/include/rdma/ib_user_verbs.h:1114:2: warning: field '' with variable sized type 'union ib_uverbs_flow_spec_mpls::(anonymous at ./usr/include/rdma/ib_user_verbs.h:1114:2)' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end]
union {
^
14 warnings generated.
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx