ping
On Thu, Jan 23, 2014 at 3:10 PM, David Herrmann
wrote:
> Hi
>
> On Thu, Jan 23, 2014 at 2:55 PM, Ville Syrj?l?
> wrote:
>> On Thu, Jan 23, 2014 at 01:53:15PM +0100, David Herrmann wrote:
>>> Lets make sure some basic expressions are always true:
>>> bpp != NULL
>>> width != NULL
>>>
On Thu, Jan 23, 2014 at 01:53:15PM +0100, David Herrmann wrote:
> Lets make sure some basic expressions are always true:
> bpp != NULL
> width != NULL
> height != NULL
> stride = bpp * width < 2^32
> size = stride * height < 2^32
> PAGE_ALIGN(size) < 2^32
>
> At least the udl driver do
Hi
On Thu, Jan 23, 2014 at 2:55 PM, Ville Syrj?l?
wrote:
> On Thu, Jan 23, 2014 at 01:53:15PM +0100, David Herrmann wrote:
>> Lets make sure some basic expressions are always true:
>> bpp != NULL
>> width != NULL
>> height != NULL
>> stride = bpp * width < 2^32
>> size = stride * height
Lets make sure some basic expressions are always true:
bpp != NULL
width != NULL
height != NULL
stride = bpp * width < 2^32
size = stride * height < 2^32
PAGE_ALIGN(size) < 2^32
At least the udl driver doesn't check for multiplication-overflows, so
lets just make sure it will never hap
