linux-kernel - Re: [PATCH] pinctrl/qcom: Fix -Wimplicit-fallthrough

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Message-ID: <20190818001235.GX26807@tuxbook-pro>
Date:   Sat, 17 Aug 2019 17:12:35 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Alex Dewar <alex.dewar@....co.uk>
Cc:     agross@...nel.org, linus.walleij@...aro.org,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pinctrl/qcom: Fix -Wimplicit-fallthrough

On Sat 17 Aug 01:25 PDT 2019, Alex Dewar wrote:

> In pinctrl-spmi-gpio.c there is a switch case which is obviously
> intended to fall through to the next label. Add a comment to suppress
> -Wimplicit-fallthrough warning.
> 

Thanks for your patch Alex, this was fixed in 6161dc03587b ("pinctrl:
qcom: spmi-gpio: Mark expected switch fall-through")

Regards,
Bjorn

> Signed-off-by: Alex Dewar <alex.dewar@....co.uk>
> ---
>  drivers/pinctrl/qcom/pinctrl-spmi-gpio.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
> index f39da87ea185..b035dd5e25b8 100644
> --- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
> +++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
> @@ -813,6 +813,7 @@ static int pmic_gpio_populate(struct pmic_gpio_state *state,
>  	switch (subtype) {
>  	case PMIC_GPIO_SUBTYPE_GPIO_4CH:
>  		pad->have_buffer = true;
> +		/* FALLS THROUGH */
>  	case PMIC_GPIO_SUBTYPE_GPIOC_4CH:
>  		pad->num_sources = 4;
>  		break;
> --
> 2.22.1
>