From 91ca91e855e0e2a390c6a034173d4c2755f55c35 Mon Sep 17 00:00:00 2001 From: Patrick Delaunay Date: Fri, 21 Jun 2019 15:26:52 +0200 Subject: [PATCH] pinctrl: pinctrl_stm32: Fix warnings when compiling with W=1 This patch solves the following warnings: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] if (*idx < 0) ^ drivers/pinctrl/pinctrl_stm32.c: At top level: warning: no previous prototype for 'stm32_pinctrl_probe' [-Wmissing-prototypes] int stm32_pinctrl_probe(struct udevice *dev) ^~~~~~~~~~~~~~~~~~~ Signed-off-by: Patrice CHOTARD Signed-off-by: Patrick Delaunay --- drivers/pinctrl/pinctrl_stm32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/pinctrl_stm32.c b/drivers/pinctrl/pinctrl_stm32.c index 43dbdd9..a59b8ca 100644 --- a/drivers/pinctrl/pinctrl_stm32.c +++ b/drivers/pinctrl/pinctrl_stm32.c @@ -136,7 +136,7 @@ static struct udevice *stm32_pinctrl_get_gpio_dev(struct udevice *dev, */ *idx = stm32_offset_to_index(gpio_bank->gpio_dev, selector - pin_count); - if (*idx < 0) + if (IS_ERR_VALUE(*idx)) return NULL; return gpio_bank->gpio_dev; @@ -215,7 +215,7 @@ static int stm32_pinctrl_get_pin_muxing(struct udevice *dev, #endif -int stm32_pinctrl_probe(struct udevice *dev) +static int stm32_pinctrl_probe(struct udevice *dev) { struct stm32_pinctrl_priv *priv = dev_get_priv(dev); int ret; -- 2.7.4