From: Anders Roxell Date: Fri, 26 Jul 2019 11:28:12 +0000 (+0200) Subject: pinctrl: rockchip: Mark expected switch fall-through X-Git-Tag: v5.4-rc1~107^2~59 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=cd927f140d5199c04270241fb675732275c2d20f;p=linux.git pinctrl: rockchip: Mark expected switch fall-through When fall-through warnings was enabled by default the following warning was starting to show up: ../drivers/pinctrl/pinctrl-rockchip.c: In function ‘rockchip_gpio_set_config’: ../drivers/pinctrl/pinctrl-rockchip.c:2783:3: warning: this statement may fall through [-Wimplicit-fallthrough=] rockchip_gpio_set_debounce(gc, offset, true); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../drivers/pinctrl/pinctrl-rockchip.c:2795:2: note: here default: ^~~~~~~ Rework so that the compiler doesn't warn about fall-through. Add 'return -ENOTSUPP;' to match the comment. Fixes: d93512ef0f0e ("Makefile: Globally enable fall-through warning") Signed-off-by: Anders Roxell Link: https://lore.kernel.org/r/20190726112812.19665-1-anders.roxell@linaro.org Signed-off-by: Linus Walleij --- diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 62a622159006..dc0bbf198cbc 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2792,6 +2792,7 @@ static int rockchip_gpio_set_config(struct gpio_chip *gc, unsigned int offset, * still return -ENOTSUPP as before, to make sure the caller * of gpiod_set_debounce won't change its behaviour. */ + return -ENOTSUPP; default: return -ENOTSUPP; }