[PATCH 2/7] gpio: cgbc: normalize return value of gpio_get

[Dmitry Torokhov]

The GPIO get callback is expected to return 0 or 1 (or a negative error
code). Ensure that the value returned by cgbc_gpio_get() is normalized
to the [0, 1] range.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
 drivers/gpio/gpio-cgbc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpio/gpio-cgbc.c b/drivers/gpio/gpio-cgbc.c
index 0efa1b61001a..84b5ed3c6e22 100644
--- a/drivers/gpio/gpio-cgbc.c
+++ b/drivers/gpio/gpio-cgbc.c
@@ -47,8 +47,8 @@ static int cgbc_gpio_get(struct gpio_chip *chip, unsigned int offset)
 
 	if (ret)
 		return ret;
-	else
-		return (int)(val & (u8)BIT(offset));
+
+	return !!(val & BIT(offset));
 }
 
 static int __cgbc_gpio_set(struct gpio_chip *chip, unsigned int offset,
-- 
2.53.0.335.g19a08e0c02-goog