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Re: [PATCH 2/2] input: wacom - add 0xE5 (MT device) support

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On Wed, Apr 25, 2012 at 06:14:16PM -0700, Ping Cheng wrote:
> Main part of patch is adding support for a new Wacom MT touch
> packet and labels these devices using MTSCREEN type.
> Other items of interest:
> Delete some duplicate code in HID parsing for Y info since
> its already done in X path.
> In wacom_query_tablet_data(), only invoke the set report
> that requests tablets to send Wacom Touch packets for
> Finger interfaces.  Mostly, this is to make code intent clear.

Applied, but:

> +
> +	wacom->num_contacts_left -= contacts_to_send;
> +	if (wacom->num_contacts_left < 0)
> +		wacom->num_contacts_left = 0;

num_contacts_left is unsigned so this condition woudl never fire.
Changed num_contacts_left to be signed before applying.


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