On 13/03/17 13:33, William Breathitt Gray wrote:
> On Sat, Feb 11, 2017 at 09:37:35AM +0000, Jonathan Cameron wrote:
>> On 09/02/17 15:03, William Breathitt Gray wrote:
>>> The flag register is offset by 1 from the respective channel data
>>> register. This patch fixes an off-by-one error when attempting to read a
>>> channel flag register where the base address was not properly offset.
>>>
>>> Fixes: 28e5d3bb0325 ("iio: 104-quad-8: Add IIO support for the ACCES 104-QUAD-8")
>>> Signed-off-by: William Breathitt Gray <vilhelm.gray@xxxxxxxxx>
>> Applied to the fixes-togreg-post-rc1 branch of iio.git
>> Clue to when this will go upstream is in the name ;)
>>
>> Thanks,
>>
>> Jonathan
>
> Hi Jonathan,
>
> I see that this fix made it into 4.11-rc1 but not the 4.10.2 release.
> Is this patch on track to appear in stable, or should I explicitly CC
> stable@xxxxxxxxxxxxxxx to pick this up?
I was half asleep and failed to tag this in the first place.
Send an email to stable@xxxxxxxxxxxxxxx with the commit ID and a request
that it is picked up. Cc me.
Jonathan
>
> Thanks,
>
> William Breathitt Gray
>
>>> ---
>>> drivers/iio/counter/104-quad-8.c | 2 +-
>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/iio/counter/104-quad-8.c b/drivers/iio/counter/104-quad-8.c
>>> index a5913e97945e..f9b8fc9ae13f 100644
>>> --- a/drivers/iio/counter/104-quad-8.c
>>> +++ b/drivers/iio/counter/104-quad-8.c
>>> @@ -76,7 +76,7 @@ static int quad8_read_raw(struct iio_dev *indio_dev,
>>> return IIO_VAL_INT;
>>> }
>>>
>>> - flags = inb(base_offset);
>>> + flags = inb(base_offset + 1);
>>> borrow = flags & BIT(0);
>>> carry = !!(flags & BIT(1));
>>>
>>>
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