linux-kernel - Re: [PATCH] [ALSA] midi: constify snd_rawmidi_global

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Date:	Sun, 22 Nov 2015 09:22:44 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	"Julia Lawall" <Julia.Lawall@...6.fr>
Cc:	<alsa-devel@...a-project.org>,
	"Clemens Ladisch" <clemens@...isch.de>,
	"Jaroslav Kysela" <perex@...ex.cz>,
	<kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] [ALSA] midi: constify snd_rawmidi_global_ops structures

On Sun, 22 Nov 2015 08:55:07 +0100,
Julia Lawall wrote:
> 
> The snd_rawmidi_global_ops structures are never modified, so declare them
> as const.
> 
> Done with the help of Coccinelle.
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

Applied, thanks.


Takashi

> 
> ---
>  include/sound/rawmidi.h      |    2 +-
>  sound/core/seq/seq_virmidi.c |    2 +-
>  sound/usb/midi.c             |    2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/include/sound/rawmidi.h b/include/sound/rawmidi.h
> index f6cbef7..fdabbb4 100644
> --- a/include/sound/rawmidi.h
> +++ b/include/sound/rawmidi.h
> @@ -130,7 +130,7 @@ struct snd_rawmidi {
>  	int ossreg;
>  #endif
>  
> -	struct snd_rawmidi_global_ops *ops;
> +	const struct snd_rawmidi_global_ops *ops;
>  
>  	struct snd_rawmidi_str streams[2];
>  
> diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c
> index 56e0f4cd..3da2d48 100644
> --- a/sound/core/seq/seq_virmidi.c
> +++ b/sound/core/seq/seq_virmidi.c
> @@ -468,7 +468,7 @@ static int snd_virmidi_dev_unregister(struct snd_rawmidi *rmidi)
>  /*
>   *
>   */
> -static struct snd_rawmidi_global_ops snd_virmidi_global_ops = {
> +static const struct snd_rawmidi_global_ops snd_virmidi_global_ops = {
>  	.dev_register = snd_virmidi_dev_register,
>  	.dev_unregister = snd_virmidi_dev_unregister,
>  };
> diff --git a/sound/usb/midi.c b/sound/usb/midi.c
> index 5b4c58c..ee212e7 100644
> --- a/sound/usb/midi.c
> +++ b/sound/usb/midi.c
> @@ -2206,7 +2206,7 @@ static int snd_usbmidi_create_endpoints_midiman(struct snd_usb_midi *umidi,
>  	return 0;
>  }
>  
> -static struct snd_rawmidi_global_ops snd_usbmidi_ops = {
> +static const struct snd_rawmidi_global_ops snd_usbmidi_ops = {
>  	.get_port_info = snd_usbmidi_get_port_info,
>  };
>  
> 
> 
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