Re: [PATCH 6/6] ASoC: samsung: tm2_wm5510: remove shadowing variable

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On Fri, Feb 19, 2021 at 05:09:18PM -0600, Pierre-Louis Bossart wrote:
> cppcheck warning:
> 
> sound/soc/samsung/tm2_wm5110.c:552:26: style: Local variable 'args'
> shadows outer variable [shadowVariable]
>   struct of_phandle_args args;
>                          ^
> sound/soc/samsung/tm2_wm5110.c:504:25: note: Shadowed declaration
>  struct of_phandle_args args;
>                         ^
> sound/soc/samsung/tm2_wm5110.c:552:26: note: Shadow variable
>   struct of_phandle_args args;
>                          ^
> 
> it's not clear why there was a need for a local variable at a lower
> scope, remove it and share the same variable between scopes.
> 
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
> ---
>  sound/soc/samsung/tm2_wm5110.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/sound/soc/samsung/tm2_wm5110.c b/sound/soc/samsung/tm2_wm5110.c
> index da6204248f82..b9c17fdd168d 100644
> --- a/sound/soc/samsung/tm2_wm5110.c
> +++ b/sound/soc/samsung/tm2_wm5110.c
> @@ -549,7 +549,6 @@ static int tm2_probe(struct platform_device *pdev)
>  	}
>  
>  	for (i = 0; i < num_codecs; i++) {
> -		struct of_phandle_args args;

I would prefer to have them more local, so:
1. Remove args in tm2_probe() scope.
2. Add args around line 588 in "if (num_codecs > 1) {" block.

Best regards,
Krzysztof



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