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authorLee Jones <lee@kernel.org>2023-03-20 13:09:23 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-22 13:26:16 +0100
commit687993c9b65de54e6483701467067a1f3b0d7e9d (patch)
tree29bf58d38a2202a76b097797436e09df739f65bb
parent73a02ee4904e7eaae10601468d6074e5898fb45e (diff)
HID: uhid: Over-ride the default maximum data buffer value with our own
commit 1c5d4221240a233df2440fe75c881465cdf8da07 upstream. 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@kernel.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Lee Jones <lee@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/hid/uhid.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index 333b6a769189..b7efc5c055be 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -399,6 +399,7 @@ 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);