ramips: sanitize return value of ramips_gpio_get

[openwrt.git] / target / linux / ramips / files / arch / mips / ralink / common / gpio.c

diff --git a/target/linux/ramips/files/arch/mips/ralink/common/gpio.c b/target/linux/ramips/files/arch/mips/ralink/common/gpio.c
index 3a1b038..892f15b 100644 (file)
--- a/target/linux/ramips/files/arch/mips/ralink/common/gpio.c
+++ b/target/linux/ramips/files/arch/mips/ralink/common/gpio.c
@@ -131,7 +131,7 @@ static int ramips_gpio_get(struct gpio_chip *chip, unsigned offset)
        u32 t;
 
        t = ramips_gpio_rr(rg, RAMIPS_GPIO_REG_DATA);
-       return (t & (1 << offset));
+       return !!(t & (1 << offset));
 }
 
 static struct ramips_gpio_chip ramips_gpio_chip0 = {