From: jing yangyang <jing.yangyang@xxxxxxxxxx> sizeof when applied to a pointer typed expression gives the size of the pointer. ./tools/testing/selftests/vm/split_huge_page_test.c:344:36-42: ERROR application of sizeof to pointer This issue was detected with the help of Coccinelle. Reported-by: Zeal Robot <zealci@xxxxxxxxxx> Signed-off-by: jing yangyang <jing.yangyang@xxxxxxxxxx> --- tools/testing/selftests/vm/split_huge_page_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/vm/split_huge_page_test.c b/tools/testing/selftests/vm/split_huge_page_test.c index 1af16d2..54bf57f 100644 --- a/tools/testing/selftests/vm/split_huge_page_test.c +++ b/tools/testing/selftests/vm/split_huge_page_test.c @@ -341,7 +341,7 @@ void split_file_backed_thp(void) } /* write something to the file, so a file-backed THP can be allocated */ - num_written = write(fd, tmpfs_loc, sizeof(tmpfs_loc)); + num_written = write(fd, tmpfs_loc, sizeof(*tmpfs_loc)); close(fd); if (num_written < 1) { -- 1.8.3.1