linux-kernel - Re: [PATCH] input: elantech.c provide a workaround for jumpy cursor on firmware 2.34

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]

Message-Id: <200903202246.37383.dmitry.torokhov@gmail.com>
Date:	Fri, 20 Mar 2009 22:46:37 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Arjan Opmeer <arjan@...eer.net>
Cc:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] input: elantech.c provide a workaround for jumpy cursor on firmware 2.34

Hi Arjan,

On Thursday 19 March 2009 22:35:09 Arjan Opmeer wrote:
>
> +	if (etd->jumpy_cursor) {
> +		/* Discard packets that are likely to have bogus coordinates */
> +		if (fingers > old_fingers) {
> +			elantech_debug("elantech.c: discarding packet\n");
> +			goto discard_packet_v1;

Can we do this unconditionally for the v1 protocol and not have an
extra konb? Do you have access to boxes with unbroken V1 to test?

Thanks.

-- 
Dmitry

--
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/