[PATCH v2 7/7] HID: cmedia: constify fixed up report descriptor

From: Thomas Weißschuh
Date: Sat Aug 03 2024 - 08:35:00 EST


The HID core now allows static report descriptors to be read-only,
make use of it.

Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
---
drivers/hid/hid-cmedia.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-cmedia.c b/drivers/hid/hid-cmedia.c
index 01009c95613c..528d7f361215 100644
--- a/drivers/hid/hid-cmedia.c
+++ b/drivers/hid/hid-cmedia.c
@@ -26,7 +26,7 @@ MODULE_LICENSE("GPL");
/* Fixed report descriptor of HS-100B audio chip
* Bit 4 is an abolute Microphone mute usage instead of being unassigned.
*/
-static __u8 hs100b_rdesc_fixed[] = {
+static const __u8 hs100b_rdesc_fixed[] = {
0x05, 0x0C, /* Usage Page (Consumer), */
0x09, 0x01, /* Usage (Consumer Control), */
0xA1, 0x01, /* Collection (Application), */
@@ -204,8 +204,8 @@ static const __u8 *cmhid_hs100b_report_fixup(struct hid_device *hid, __u8 *rdesc
{
if (*rsize == HS100B_RDESC_ORIG_SIZE) {
hid_info(hid, "Fixing CMedia HS-100B report descriptor\n");
- rdesc = hs100b_rdesc_fixed;
*rsize = sizeof(hs100b_rdesc_fixed);
+ return hs100b_rdesc_fixed;
}
return rdesc;
}

--
2.46.0