Re: [PATCH] soc: integrator: remove unnecessary static in integrator_soc_init()

From	"Gustavo A. R. Silva" <gustavo@embeddedor.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH] soc: integrator: remove unnecessary static in integrator_soc_init()
Date	2017-08-03 23:50 +0200
Message-ID	<uawae-5UG-37@gated-at.bofh.it> (permalink)
References	<u55No-6BP-11@gated-at.bofh.it> <ua0tH-Vn-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

Hi Linus,

On 08/02/2017 06:58 AM, Linus Walleij wrote:
> On Thu, Jul 20, 2017 at 12:39 AM, Gustavo A. R. Silva
> <gustavo@embeddedor.com> wrote:
>
>> Remove unnecessary static on local variable syscon_regmap.
>> Such variables are initialized before being used, on every
>> execution path throughout the functions. So, the static has
>> no benefit.
>>
>> This issue was detected using Coccinelle and the following
>> semantic patch:
>>
>> @bad exists@
>> position p;
>> identifier x;
>> type T;
>> @@
>>
>> static T x@p;
>> ...
>> x = <+...x...+>
>>
>> @@
>> identifier x;
>> expression e;
>> type T;
>> position p != bad.p;
>> @@
>>
>> -static
>>  T x@p;
>>  ... when != x
>>      when strict
>> ?x = e;
>>
>> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
>
> Acked-by: Linus Walleij <linus.walleij@linaro.org>
>
> You probably want to funnel this patch through the ARM SoC tree.
>

I'll do that. I'll add your ACK and CC you.

Thanks
-- 
Gustavo A. R. Silva

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

Re: [PATCH] soc: integrator: remove unnecessary static in integrator_soc_init() Linus Walleij <linus.walleij@linaro.org> - 2017-08-02 14:00 +0200
  Re: [PATCH] soc: integrator: remove unnecessary static in  integrator_soc_init() "Gustavo A. R. Silva" <gustavo@embeddedor.com> - 2017-08-03 23:50 +0200

csiph-web