close_range() test type conflicts with close_range() library call in x86_64-linux-gnu/bits/unistd_ext.h. Fix it by changing the name to core_close_range().

gcc -g -I../../../../usr/include/ close_range_test.c -o ../tools/testing/selftests/core/close_range_test In file included from close_range_test.c:16: close_range_test.c:57:6: error: conflicting types for ‘close_range’; have ‘void(struct __test_metadata *)’ 57 | TEST(close_range) | ^~~~~~~~~~~ ../kselftest_harness.h:181:21: note: in definition of macro ‘__TEST_IMPL’ 181 | static void test_name(struct __test_metadata *_metadata); \ | ^~~~~~~~~ close_range_test.c:57:1: note: in expansion of macro ‘TEST’ 57 | TEST(close_range) | ^~~~ In file included from /usr/include/unistd.h:1204, from close_range_test.c:13: /usr/include/x86_64-linux-gnu/bits/unistd_ext.h:56:12: note: previous declaration of ‘close_range’ with type ‘int(unsigned int, unsigned int, int)’ 56 | extern int close_range (unsigned int __fd, unsigned int __max_fd, | ^~~~~~~~~~~

Signed-off-by: Shuah Khan skhan@linuxfoundation.org --- tools/testing/selftests/core/close_range_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/core/close_range_test.c b/tools/testing/selftests/core/close_range_test.c index 73eb29c916d1..aa7d13d91963 100644 --- a/tools/testing/selftests/core/close_range_test.c +++ b/tools/testing/selftests/core/close_range_test.c @@ -54,7 +54,7 @@ static inline int sys_close_range(unsigned int fd, unsigned int max_fd, #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) #endif

-TEST(close_range) +TEST(core_close_range) { int i, ret; int open_fds[101];