Re: [PATCH] HID: hid-sensor-hub: Fix issue with devices with no report ID

From: Jiri Kosina
Date: Thu Nov 05 2020 - 05:10:02 EST


On Mon, 2 Nov 2020, Pablo Ceballos wrote:

> Some HID devices don't use a report ID because they only have a single
> report. In those cases, the report ID in struct hid_report will be zero
> and the data for the report will start at the first byte, so don't skip
> over the first byte.
>
> Signed-off-by: Pablo Ceballos <pceballos@xxxxxxxxxx>
> ---
> drivers/hid/hid-sensor-hub.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
> index 94c7398b5c27..3dd7d3246737 100644
> --- a/drivers/hid/hid-sensor-hub.c
> +++ b/drivers/hid/hid-sensor-hub.c
> @@ -483,7 +483,8 @@ static int sensor_hub_raw_event(struct hid_device *hdev,
> return 1;
>
> ptr = raw_data;
> - ptr++; /* Skip report id */
> + if (report->id)
> + ptr++; /* Skip report id */
>

Applied, thank you.

--
Jiri Kosina
SUSE Labs