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Re: [PATCH v2] watchdog: constify watchdog_info structures

From Baruch Siach <baruch@tkos.co.il>
Newsgroups linux.kernel
Subject Re: [PATCH v2] watchdog: constify watchdog_info structures
Date 2016-12-27 06:10 +0100
Message-ID <sSSbo-6bf-5@gated-at.bofh.it> (permalink)
References <sSGWB-7wy-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Hi Bhumika Goyal,

On Mon, Dec 26, 2016 at 10:35:11PM +0530, Bhumika Goyal wrote:
> Declare watchdog_info structures as const as they are only stored in the
> info field of watchdog_device structures. This field is of type const
> struct watchdog_info *, so watchdog_info structures having this property
> can be declared const too.
> Done using Coccinelle:
> 
> @r1 disable optional_qualifier@
> identifier i;
> position p;
> @@
> static struct watchdog_info i@p={...};
> 
> @ok@
> identifier r1.i;
> position p;
> struct watchdog_device obj;
> @@
> obj.info=&i@p;
> 
> @bad@
> position p!={r1.p,ok.p};
> identifier r1.i;
> @@
> i@p
> 
> @depends on !bad disable optional_qualifier@
> identifier r1.i;
> @@
> +const
> struct watchdog_info i;
> 
> Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>

For digicolor_wdt.c:

Acked-by: Baruch Siach <baruch@tkos.co.il>

Thanks,
baruch

-- 
     http://baruch.siach.name/blog/                  ~. .~   Tk Open Systems
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Thread

[PATCH v2] watchdog: constify watchdog_info structures Bhumika Goyal <bhumirks@gmail.com> - 2016-12-26 18:10 +0100
  Re: [PATCH v2] watchdog: constify watchdog_info structures Florian Fainelli <f.fainelli@gmail.com> - 2016-12-26 21:20 +0100
  Re: [PATCH v2] watchdog: constify watchdog_info structures Baruch Siach <baruch@tkos.co.il> - 2016-12-27 06:10 +0100
  Re: [PATCH v2] watchdog: constify watchdog_info structures Guenter Roeck <linux@roeck-us.net> - 2016-12-28 16:30 +0100
  RE: [PATCH v2] watchdog: constify watchdog_info structures Adam Thomson <Adam.Thomson.Opensource@diasemi.com> - 2017-01-03 15:00 +0100

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