lib/list-test.c:15:2: error: type name requires a specifier or qualifier

lib/list-test.c:15:2: error: type name requires a specifier or qualifier

[kernel test robot]

tree:   https://github.com/0day-ci/linux/commits/UPDATE-20220311-151720/Xiaomeng-Tong/list_for_each_entry-make-iterator-invisiable-outside-the-loop/20220301-160113
head:   54ae283053c127aac4b946dffa0f31f9885dbb77
commit: 32c7dc1050a5376225f79589948ac5a63cb75e5a list: test: Add a test for list_traverse
date:   6 hours ago
config: hexagon-randconfig-r045-20220310 (https://download.01.org/0day-ci/archive/20220311/202203112120.LIt7DF8t-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 276ca87382b8f16a65bddac700202924228982f6)
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/0day-ci/linux/commit/32c7dc1050a5376225f79589948ac5a63cb75e5a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review UPDATE-20220311-151720/Xiaomeng-Tong/list_for_each_entry-make-iterator-invisiable-outside-the-loop/20220301-160113
        git checkout 32c7dc1050a5376225f79589948ac5a63cb75e5a
        # 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=hexagon SHELL=/bin/bash lib/

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

All errors (new ones prefixed by >>):

>> lib/list-test.c:15:2: error: type name requires a specifier or qualifier
           list_traversal_head(struct list_test_struct, head, list);
           ^
>> lib/list-test.c:15:47: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int]
           list_traversal_head(struct list_test_struct, head, list);
                                                        ^
   lib/list-test.c:15:53: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int]
           list_traversal_head(struct list_test_struct, head, list);
                                                              ^
>> lib/list-test.c:665:23: error: no member named 'head' in 'struct list_test_struct'
           INIT_LIST_HEAD(&head.head);
                           ~~~~ ^
   lib/list-test.c:669:41: error: no member named 'head' in 'struct list_test_struct'
                   list_add_tail(&entries[i].list, &head.head);
                                                    ~~~~ ^
>> lib/list-test.c:674:2: error: implicit declaration of function 'list_traverse' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           list_traverse(cur, &head.head, list) {
           ^
   lib/list-test.c:674:27: error: no member named 'head' in 'struct list_test_struct'
           list_traverse(cur, &head.head, list) {
                               ~~~~ ^
>> lib/list-test.c:674:38: error: expected ';' after expression
           list_traverse(cur, &head.head, list) {
                                               ^
                                               ;
>> lib/list-test.c:674:16: error: use of undeclared identifier 'cur'
           list_traverse(cur, &head.head, list) {
                         ^
>> lib/list-test.c:674:33: error: use of undeclared identifier 'list'
           list_traverse(cur, &head.head, list) {
                                          ^
   lib/list-test.c:675:25: error: use of undeclared identifier 'cur'
                   KUNIT_EXPECT_EQ(test, cur->data, i);
                                         ^
   lib/list-test.c:675:25: error: use of undeclared identifier 'cur'
   12 errors generated.


vim +15 lib/list-test.c

    11	
    12	struct list_test_struct {
    13		int data;
    14		struct list_head list;
  > 15		list_traversal_head(struct list_test_struct, head, list);
    16	};
    17	

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