[PATCH v2 2/2] HID: uhid: Over-ride the default maximum data buffer value with our own

From: Lee Jones
Date: Mon Jan 23 2023 - 07:39:44 EST


The default maximum data buffer size for this interface is UHID_DATA_MAX
(4k). When data buffers are being processed, ensure this value is used
when ensuring the sanity, rather than a value between the user provided
value and HID_MAX_BUFFER_SIZE (16k).

Signed-off-by: Lee Jones <lee@xxxxxxxxxx>
---
drivers/hid/uhid.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index 2a918aeb0af13..59ac757c1d471 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -395,6 +395,7 @@ struct hid_ll_driver uhid_hid_driver = {
.parse = uhid_hid_parse,
.raw_request = uhid_hid_raw_request,
.output_report = uhid_hid_output_report,
+ .max_buffer_size = UHID_DATA_MAX,
};
EXPORT_SYMBOL_GPL(uhid_hid_driver);

--
2.39.0.246.g2a6d74b583-goog