linux-kernel - Re: [PATCH] hwmon: (adt7462) Mark expected switch fall-throughs

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Date:   Thu, 10 Jan 2019 10:31:49 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Cc:     Jean Delvare <jdelvare@...e.com>, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] hwmon: (adt7462) Mark expected switch fall-throughs

On Thu, Jan 10, 2019 at 10:24:29AM -0600, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
> 
> Warning level 3 was used: -Wimplicit-fallthrough=3
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>

Applied to hwmon-next.

Thanks,
Guenter

> ---
>  drivers/hwmon/adt7462.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/hwmon/adt7462.c b/drivers/hwmon/adt7462.c
> index b0211f731251..030f5d49c061 100644
> --- a/drivers/hwmon/adt7462.c
> +++ b/drivers/hwmon/adt7462.c
> @@ -448,6 +448,7 @@ static const char *voltage_label(struct adt7462_data *data, int which)
>  		case 3:
>  			return "+1.5V";
>  		}
> +		/* fall through */
>  	case 2:
>  		if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
>  			return "+12V3";
> @@ -505,6 +506,7 @@ static const char *voltage_label(struct adt7462_data *data, int which)
>  		case 3:
>  			return "+1.5";
>  		}
> +		/* fall through */
>  	case 11:
>  		if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==
>  					ADT7462_PIN28_VOLT &&
> @@ -542,6 +544,7 @@ static int voltage_multiplier(struct adt7462_data *data, int which)
>  		case 3:
>  			return 7800;
>  		}
> +		/* fall through */
>  	case 2:
>  		if (!(data->pin_cfg[1] & ADT7462_PIN22_INPUT))
>  			return 62500;
> @@ -599,6 +602,7 @@ static int voltage_multiplier(struct adt7462_data *data, int which)
>  		case 3:
>  			return 7800;
>  		}
> +		/* fall through */
>  	case 11:
>  	case 12:
>  		if (data->pin_cfg[3] >> ADT7462_PIN28_SHIFT ==