On 01/04/17 09:39, simran singhal wrote:
> Check for attribute_group structures that are only stored in the
> attrs filed of iio_info structure. As the 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.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
> 4037 288 0 4325 10e5 drivers/iio/proximity/as3935.o
>
> File size after:
> text data bss dec hex filename
> 4101 256 0 4357 1105 drivers/iio/proximity/as3935.o
>
> Signed-off-by: simran singhal <singhalsimran0@xxxxxxxxx>
applied to the togreg branch of iio.git and pushed out as testing
like normal.
Thanks,
Jonathan
> ---
> drivers/iio/proximity/as3935.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c
> index 5656deb..1b8b472 100644
> --- a/drivers/iio/proximity/as3935.c
> +++ b/drivers/iio/proximity/as3935.c
> @@ -155,7 +155,7 @@ static struct attribute *as3935_attributes[] = {
> NULL,
> };
>
> -static struct attribute_group as3935_attribute_group = {
> +static const struct attribute_group as3935_attribute_group = {
> .attrs = as3935_attributes,
> };
>
>
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