pinctrl: exynos: fix type of count integer
unsigned int count is used to capture return of dev_read_string_count.
When an error occurs dev_read_string_count returns -ve, which can
hence not be handled correctly. Use int instead of unsigned int so
that errors are detected.
Fixes: 16ca80adc551 ("pinctrl: Add pinctrl driver support for Exynos7420 SoC")
Signed-off-by: Henrik Grimler <henrik@grimler.se>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/drivers/pinctrl/exynos/pinctrl-exynos.c b/drivers/pinctrl/exynos/pinctrl-exynos.c
index b393127..b37282f 100644
--- a/drivers/pinctrl/exynos/pinctrl-exynos.c
+++ b/drivers/pinctrl/exynos/pinctrl-exynos.c
@@ -114,8 +114,8 @@
int exynos_pinctrl_set_state(struct udevice *dev, struct udevice *config)
{
struct exynos_pinctrl_priv *priv = dev_get_priv(dev);
- unsigned int count, idx;
- unsigned int pinvals[PINCFG_TYPE_NUM];
+ int count;
+ unsigned int idx, pinvals[PINCFG_TYPE_NUM];
/*
* refer to the following document for the pinctrl bindings