On Thu, Mar 30, 2017 at 2:39 AM, Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
> On 28/03/17 21:21, simran singhal wrote:
>> Check for attribute_group structures that are only stored in the
>> event_attrs filed of iio_info structure. As the event_attrs field of
>> iio_info structures is constant, so these attribute_group structures can
>> also be declared constant. Done using coccinelle:
>>
>> @r1 disable optional_qualifier @
>> identifier i;
>> position p;
>> @@
>> static struct attribute_group i@p = {...};
>>
>> @ok1@
>> identifier r1.i;
>> position p;
>> struct iio_info x;
>> @@
>> x.event_attrs=&i@p;
>>
>> @bad@
>> position p!={r1.p,ok1.p};
>> identifier r1.i;
>> @@
>> i@p
>>
>> @depends on !bad disable optional_qualifier@
>> identifier r1.i;
>> @@
>> static
>> +const
>> struct attribute_group i={...};
>>
>> @depends on !bad disable optional_qualifier@
>> identifier r1.i;
>> @@
>> +const
>> struct attribute_group i;
>>
>> File size before:
>> text data bss dec hex filename
>> 3046 360 0 3406 d4e drivers/iio/dac/ad5504.o
>>
>> File size after:
>> text data bss dec hex filename
>> 3110 296 0 3406 d4e drivers/iio/dac/ad5504.o
>>
>> Signed-off-by: simran singhal <singhalsimran0@xxxxxxxxx>
> Applied to the togreg branch of iio.git and pushed out as testing
> for the autobuilders to play with it.
>
But my tree is up-to-date and I also test it before sending.
> Thanks,
>
> Jonathan
>> ---
>> drivers/iio/dac/ad5504.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c
>> index 788b3d6..22a027d 100644
>> --- a/drivers/iio/dac/ad5504.c
>> +++ b/drivers/iio/dac/ad5504.c
>> @@ -212,7 +212,7 @@ static struct attribute *ad5504_ev_attributes[] = {
>> NULL,
>> };
>>
>> -static struct attribute_group ad5504_ev_attribute_group = {
>> +static const struct attribute_group ad5504_ev_attribute_group = {
>> .attrs = ad5504_ev_attributes,
>> };
>>
>>
>
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