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Re: [Qemu-devel] [PATCH 2/4] vnc: Support for LED state extension

From: Laszlo Ersek
Subject: Re: [Qemu-devel] [PATCH 2/4] vnc: Support for LED state extension
Date: Wed, 15 May 2013 08:46:36 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130329 Thunderbird/17.0.5

On 05/15/13 08:05, Lei Li wrote:
> On 05/14/2013 07:35 PM, Gerd Hoffmann wrote:
>> On 04/25/13 07:29, Lei Li wrote:
>>> +    /* Sending the current led state message to the client */
>>> +    if (ledstate != current_led_state(vs)) {
>>> +        vnc_led_state_change(vs);
>>> +    }
>> This check never becomes true as the vnc modifier/led state just got
>> updated to match ledstate ...
> Oh... then how about get rid of this check, let vnc_led_state_change send
> the current led state message directly?

You could do the comparison and save the result before updating the
modifiers array, and call vnc_led_state_change() in its current
location, dependent on the saved comparison result. Just my two cents.


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