[PATCH] Fix application of sizeof to pointer

[davidcomponentone]

From: David Yang <davidcomponentone@xxxxxxxxx>

The coccinelle check report:
"./tools/testing/selftests/vm/split_huge_page_test.c:344:36-42:
ERROR: application of sizeof to pointer"
Using the "strlen" to fix it.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: David Yang <davidcomponentone@xxxxxxxxx>
---
 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 1af16d2c2a0a..52497b7b9f1d 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, strlen(tmpfs_loc) + 1);
 	close(fd);
 
 	if (num_written < 1) {
-- 
2.30.2