[Libdlo] [PATCH] Fix buffer overflow in cmd_stripe24.

[Steve (Endurance)]

On 24 May, Quentin Stafford-Fraser <quentin at pobox.com> wrote:
> I managed to get segfaults when using dlo_copy_host_bmp().   This uses  
> cmd_stripe24 to draw the raw pixels to the device, and it turns out  
> that if you have big bitmaps to draw, this can overflow its buffer  
> before it flushes it to the device.  So I've added a couple more  
> checks to see whether there's enough space for the pixels that are  
> about to be queued up, and flushes the buffer if not.
>
> There may well be better fixes than mine, but this works for now!

Your fix looks sensible to me.

Thanks,

Steve

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Stephen Revill, Technical Project Leader           Tel: +44 (0) 1353 740 267
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