gpio: cgbc: normalize return value of gpio_get

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@gmail.com>
Link: https://patch.msgid.link/20260218190657.2974723-2-dmitry.torokhov@gmail.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>

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,