Re: [PATCH v3 4/5] thermal: rockchip: optimize the conversion table

Caesar Wang
2016-12-12T10:51:52Z

在 2016年11月30日 14:29, Eduardo Valentin 写道:
> Hey,
>
> On Mon, Nov 28, 2016 at 07:12:03PM +0800, Caesar Wang wrote:
>
> <cut>
>
>> + num = abs(table->id[mid].code - table->id[mid + 1].code);
>> + num *= temp - table->id[mid].temp;
>> + denom = table->id[mid + 1].temp - table->id[mid].temp;
>
> isn't the above 'mid + 1' off-by-one when mid ends being == table.length - 1?
>
> You would be accessing table->id[table.length], which is wrong memory
> access, no?

Yup, that's indeed a real issue for me.
FIxes on next version.

Thanks.

-Caesar

>
>
> _______________________________________________
> Linux-rockchip mailing list
> Linux-rockchip@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-rockchip