getdents: account for d_name size in tst_dirp_size

The linux_dirent and linux_dirent64 structs do not contain space for the d_name member. Add NAME_MAX to the size in tst_dirp_size so that the getdents syscalls do not spuriously fail with EINVAL instead of EFAULT. Signed-off-by: Andreas Schwab <[email protected]> Acked-by: Jan Stancek <[email protected]> Reviewed-by: Cyril Hrubis <[email protected]>
SierraWireless · Sep 16, 2024 · 5d6f7a0 · 5d6f7a0
1 parent 5528da0
commit 5d6f7a0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/testcases/kernel/syscalls/getdents/getdents.h b/testcases/kernel/syscalls/getdents/getdents.h
@@ -64,9 +64,9 @@ tst_dirp_size(void)
 {
 	switch (tst_variant) {
 	case 0:
-		return sizeof(struct linux_dirent);
+		return sizeof(struct linux_dirent) + NAME_MAX;
 	case 1:
-		return sizeof(struct linux_dirent64);
+		return sizeof(struct linux_dirent64) + NAME_MAX;
 #if HAVE_GETDENTS
 	case 2:
 		return sizeof(struct dirent);