gpio/gpio-ich: make ichx_gpio_check_available() return a pure boolean value

It is more readable for humans to use double-bang (!!) to convert the value
to pure boolean before it is returned.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index 31682178c59be31da9efc641872bda7b37e184c4..2829d6d500266cd6002b151b690904ddfaea3590 100644 (file)
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -130,7 +130,7 @@ static int ichx_read_bit(int reg, unsigned nr)
 
 static bool ichx_gpio_check_available(struct gpio_chip *gpio, unsigned nr)
 {
-       return ichx_priv.use_gpio & (1 << (nr / 32));
+       return !!(ichx_priv.use_gpio & (1 << (nr / 32)));
 }
 
 static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)