From: Bartosz Golaszewski Date: Mon, 7 Jul 2025 07:50:15 +0000 (+0200) Subject: gpio: tps65912: check the return value of regmap_update_bits() X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a0b2a6bbff8c26aafdecd320f38f52c341d5cafa;p=thirdparty%2Fkernel%2Flinux.git gpio: tps65912: check the return value of regmap_update_bits() regmap_update_bits() can fail, check its return value like we do elsewhere in the driver. Link: https://lore.kernel.org/r/20250707-gpiochip-set-rv-gpio-round4-v1-2-35668aaaf6d2@linaro.org Signed-off-by: Bartosz Golaszewski --- diff --git a/drivers/gpio/gpio-tps65912.c b/drivers/gpio/gpio-tps65912.c index fab771cb6a87b..bac757c191c2e 100644 --- a/drivers/gpio/gpio-tps65912.c +++ b/drivers/gpio/gpio-tps65912.c @@ -49,10 +49,13 @@ static int tps65912_gpio_direction_output(struct gpio_chip *gc, unsigned offset, int value) { struct tps65912_gpio *gpio = gpiochip_get_data(gc); + int ret; /* Set the initial value */ - regmap_update_bits(gpio->tps->regmap, TPS65912_GPIO1 + offset, - GPIO_SET_MASK, value ? GPIO_SET_MASK : 0); + ret = regmap_update_bits(gpio->tps->regmap, TPS65912_GPIO1 + offset, + GPIO_SET_MASK, value ? GPIO_SET_MASK : 0); + if (ret) + return ret; return regmap_update_bits(gpio->tps->regmap, TPS65912_GPIO1 + offset, GPIO_CFG_MASK, GPIO_CFG_MASK);