Re: libertas: constify cfg80211_ops structures

From: Kalle Valo
Date: Fri Dec 30 2016 - 08:56:32 EST


Bhumika Goyal <bhumirks@xxxxxxxxx> wrote:
> cfg80211_ops structures are only passed as an argument to the function
> wiphy_new. This argument is of type const, so cfg80211_ops strutures
> having this property can be declared as const.
> Done using Coccinelle
>
> @r1 disable optional_qualifier @
> identifier i;
> position p;
> @@
> static struct cfg80211_ops i@p = {...};
>
> @ok1@
> identifier r1.i;
> position p;
> @@
> wiphy_new(&i@p,...)
>
> @bad@
> position p!={r1.p,ok1.p};
> identifier r1.i;
> @@
> i@p
>
> @depends on !bad disable optional_qualifier@
> identifier r1.i;
> @@
> +const
> struct cfg80211_ops i;
>
> File size before:
> text data bss dec hex filename
> 21225 1954 16 23195 5a9b wireless/marvell/libertas/cfg.o
>
> File size after:
> text data bss dec hex filename
> 22041 1154 16 23211 5aab wireless/marvell/libertas/cfg.o
>
> Signed-off-by: Bhumika Goyal <bhumirks@xxxxxxxxx>

Patch applied to wireless-drivers-next.git, thanks.

26eb994d5239 libertas: constify cfg80211_ops structures

--
https://patchwork.kernel.org/patch/9479131/

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