Commit b70381c3 authored by Linus Walleij's avatar Linus Walleij Committed by Mark Brown

ASoC: wm8903: Be sure to clamp return value

As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8005c49d
...@@ -1804,7 +1804,7 @@ static int wm8903_gpio_get(struct gpio_chip *chip, unsigned offset) ...@@ -1804,7 +1804,7 @@ static int wm8903_gpio_get(struct gpio_chip *chip, unsigned offset)
regmap_read(wm8903->regmap, WM8903_GPIO_CONTROL_1 + offset, &reg); regmap_read(wm8903->regmap, WM8903_GPIO_CONTROL_1 + offset, &reg);
return (reg & WM8903_GP1_LVL_MASK) >> WM8903_GP1_LVL_SHIFT; return !!((reg & WM8903_GP1_LVL_MASK) >> WM8903_GP1_LVL_SHIFT);
} }
static int wm8903_gpio_direction_out(struct gpio_chip *chip, static int wm8903_gpio_direction_out(struct gpio_chip *chip,
......
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