From ef57f7911ece40e35e0fa42a178307ddc1909e4f Mon Sep 17 00:00:00 2001 From: =?utf8?q?J=C3=BCrg=20Billeter?= Date: Tue, 24 Jun 2014 04:19:50 +0200 Subject: [PATCH] gpio: rcar: clamp returned value to [0,1] MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit While it will be clamped to bool by gpiolib, let's make this sane in the driver as well. Signed-off-by: Jürg Billeter Signed-off-by: Linus Walleij (cherry picked from commit 7cb5409b10d9f8316ca2539591acb6a5f7fd4139) Signed-off-by: Simon Horman --- drivers/gpio/gpio-rcar.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c index b6ae89e..0d251dc 100644 --- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -240,9 +240,9 @@ static int gpio_rcar_get(struct gpio_chip *chip, unsigned offset) /* testing on r8a7790 shows that INDT does not show correct pin state * when configured as output, so use OUTDT in case of output pins */ if (gpio_rcar_read(gpio_to_priv(chip), INOUTSEL) & bit) - return (int)(gpio_rcar_read(gpio_to_priv(chip), OUTDT) & bit); + return !!(gpio_rcar_read(gpio_to_priv(chip), OUTDT) & bit); else - return (int)(gpio_rcar_read(gpio_to_priv(chip), INDT) & bit); + return !!(gpio_rcar_read(gpio_to_priv(chip), INDT) & bit); } static void gpio_rcar_set(struct gpio_chip *chip, unsigned offset, int value) -- 2.7.4