Re: [PATCH] ALSA: declare snd_kcontrol_new structures as const

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On Tue, May 30, 2017 at 2:24 PM, Takashi Iwai <tiwai@xxxxxxx> wrote:
> On Sat, 27 May 2017 16:46:15 +0200,
> Bhumika Goyal wrote:
>>
>> Declare snd_kcontrol_new structures as const as they are only passed an
>> argument to the function snd_ctl_new1. This argument is of type const,
>> so snd_kcontrol_new structures having this property can be made const.
>> Done using Coccinelle:
>>
>> @r disable optional_qualifier@
>> identifier x;
>> position p;
>> @@
>> static struct snd_kcontrol_new x@p={...};
>>
>> @ok@
>> identifier r.x;
>> position p;
>> @@
>> snd_ctl_new1(&x@p,...)
>>
>> @bad@
>> position p != {r.p,ok.p};
>> identifier r.x;
>> @@
>> x@p
>>
>> @depends on !bad disable optional_qualifier@
>> identifier r.x;
>> @@
>> +const
>> struct snd_kcontrol_new x;
>>
>> Cross compiled these files:
>> sound/aoa/codecs/tas.c - powerpc
>> sound/mips/{hal2.c/sgio2audio.c} - mips
>> sound/ppc/{awacs.c/beep.c/tumbler.c} - powerpc
>> sound/soc/sh/siu_dai.c - sh
>> Could not find an architecture to compile sound/sh/aica.c.
>>
>> Signed-off-by: Bhumika Goyal <bhumirks@xxxxxxxxx>
>
> Applied now, as it looks safe enough.  But I prefer splitting to
> individual patches, so please try to do that at the next time.
>
>

Okay :)

Thanks,
Bhumika

> thanks,
>
> Takashi
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