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SubjectRe: [PATCH 11/11] ASoC: wm8994: Mark expected switch fall-through
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On Wed, 01 Aug 2018 14:56:16 -0500, "Gustavo A. R. Silva" said:

> diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
> index 7fdfdf3..62f8c5b 100644
> --- a/sound/soc/codecs/wm8994.c
> +++ b/sound/soc/codecs/wm8994.c
> @@ -2432,6 +2432,7 @@ static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
> snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
> WM8994_OPCLK_ENA, 0);
> }
> + /* fall through */
>
> default:
> return -EINVAL;

Wait, what? This looks like the sort of bug -Wimplicit-fallthrough is supposed
to catch. Unless for 'case WM8994_SYSCLK_OPCLK:' we actually do want to do a
whole bunch of snd_soc_component_update_bits() calls and then return -EINVAL
whether or not that case succeeded?


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