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

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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
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/gpio-ich.c
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@ -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) 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) static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)