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>
This commit is contained in:
Mika Westerberg 2013-03-07 10:48:19 +02:00 committed by Linus Walleij
parent 3cbf1822b5
commit 61d793bbfb

View File

@ -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)