linux-kernel - Re: [PATCH v3 6/6] HID: uclogic: actually invert the in-range bit for huion tablets only

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 03 Mar 2015 20:43:46 +0200
From:	Nikolai Kondrashov <spbnick@...il.com>
To:	Benjamin Tissoires <benjamin.tissoires@...hat.com>,
	Jiri Kosina <jkosina@...e.cz>
CC:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	DIGImend-devel <DIGImend-devel@...ts.sourceforge.net>
Subject: Re: [PATCH v3 6/6] HID: uclogic: actually invert the in-range bit
 for huion tablets only

On 03/03/2015 07:44 PM, Benjamin Tissoires wrote:
> This hack is only needed for Huion tablets. It does not seem to have
> any effect on the other tablets handled by this device right now, but
> it's better to check for the product id sooner than discovering that
> we have messed up one tablet later.
>
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>
> ---
>
> changes in v3:
> - stores a flag to know when to invert the bit.
> - add #define UCLOGIC_PEN_REPORT_ID
>
> new in v2
>
>   drivers/hid/hid-uclogic.c | 13 ++++++++-----
>   1 file changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/hid/hid-uclogic.c b/drivers/hid/hid-uclogic.c
> index f44e72b..bdda9fd 100644
> --- a/drivers/hid/hid-uclogic.c
> +++ b/drivers/hid/hid-uclogic.c
> @@ -564,6 +564,7 @@ enum uclogic_ph_id {
>
>   /* Report descriptor template placeholder */
>   #define UCLOGIC_PH(_ID) UCLOGIC_PH_HEAD, UCLOGIC_PH_ID_##_ID
> +#define UCLOGIC_PEN_REPORT_ID	0x07

It would be nice to also use this macro in the replaced report descriptor
itself, but this will do for now.

Reviewed-by: Nikolai Kondrashov <spbnick@...il.com>

Thanks a lot, Benjamin!

Nick

P.S. I like the way you describe the changes between patchset versions, will
      have to keep it in mind and use in my own.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/