[PATCH v2 3/7] HID: constify hid_device::rdesc
From: Thomas Weißschuh
Date: Sat Aug 03 2024 - 08:34:54 EST
Once a report descriptor has been created by the HID core it is not
supposed to be modified anymore.
Enforce this invariant through the type system.
Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
---
include/linux/hid.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/hid.h b/include/linux/hid.h
index e7a5d6f2f2eb..dda34d8cad19 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -602,7 +602,7 @@ struct hid_ll_driver;
struct hid_device { /* device report descriptor */
__u8 *dev_rdesc;
unsigned dev_rsize;
- __u8 *rdesc;
+ const __u8 *rdesc;
unsigned rsize;
struct hid_collection *collection; /* List of HID collections */
unsigned collection_size; /* Number of allocated hid_collections */
--
2.46.0