[alsa-devel] [PATCH] ALSA: oxygen: Xonar DG(X): make model_xonar_dg const

Clemens Ladisch clemens at ladisch.de
Thu Sep 14 20:29:56 CEST 2017


Bhumika Goyal wrote:
> Make this const as it not modified anywhere. It is only used during a
> copy operation. Also, add const to the declaration in header.
>
> Signed-off-by: Bhumika Goyal <bhumirks at gmail.com>

Acked-by: Clemens Ladisch <clemens at ladisch.de>

> ---
>  sound/pci/oxygen/xonar_dg.h       | 2 +-
>  sound/pci/oxygen/xonar_dg_mixer.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/sound/pci/oxygen/xonar_dg.h b/sound/pci/oxygen/xonar_dg.h
> index d461df3..5a07cda 100644
> --- a/sound/pci/oxygen/xonar_dg.h
> +++ b/sound/pci/oxygen/xonar_dg.h
> @@ -51,6 +51,6 @@ void dump_cs4245_registers(struct oxygen *chip,
>  void dg_resume(struct oxygen *chip);
>  void dg_cleanup(struct oxygen *chip);
>
> -extern struct oxygen_model model_xonar_dg;
> +extern const struct oxygen_model model_xonar_dg;
>
>  #endif
> diff --git a/sound/pci/oxygen/xonar_dg_mixer.c b/sound/pci/oxygen/xonar_dg_mixer.c
> index b885dac..d22fbe8 100644
> --- a/sound/pci/oxygen/xonar_dg_mixer.c
> +++ b/sound/pci/oxygen/xonar_dg_mixer.c
> @@ -449,7 +449,7 @@ static int dg_mixer_init(struct oxygen *chip)
>  	return 0;
>  }
>
> -struct oxygen_model model_xonar_dg = {
> +const struct oxygen_model model_xonar_dg = {
>  	.longname = "C-Media Oxygen HD Audio",
>  	.chip = "CMI8786",
>  	.init = dg_init,


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