On 08/21/2016 09:30 PM, Jonathan Cameron wrote:
> On 25/07/16 23:40, Colin King wrote:
>> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>>
>> The comparison for devnr limits is off-by-one, the current check
>> allows 0 to AD5755_NUM_CHANNELS and the limit should be in fact
>> 0 to AD5755_NUM_CHANNELS - 1. This can lead to an out of bounds
>> write to pdata->dac[devnr]. Fix this by replacing > with >= on the
>> comparison.
>>
>> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> Lars?
>
> Looks correct to me.
>
> I'd also like a fixes tag for this if possible. Guessing it
> might well be the original driver introduction but best to be
> sure ;)
It's new in 4.8-rc1. It was introduced by the devictree support patch.
Fixes: c947459979c6 ("iio: ad5755: add support for dt bindings")
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