[PATCH v1 2/4] iio: imu: inv_mpu6050: Unshadow error codes in ->store()
Andy Shevchenko <[email protected]>
| Newsgroups | org.kernel.vger.linux-iio,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
kstrtox() may return different error codes. Unshadow them in the ->store() callback to give better error report. While at it, add missing kstrtox.h inclusion. Signed-off-by: Andy Shevchenko <[email protected]> --- drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c index 5796896d54cd..38c3f3b398d4 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c @@ -13,6 +13,7 @@ #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/acpi.h> +#include <linux/kstrtox.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/math64.h> @@ -1303,8 +1304,9 @@ inv_mpu6050_fifo_rate_store(struct device *dev, struct device_attribute *attr, struct inv_mpu6050_state *st = iio_priv(indio_dev); struct device *pdev = regmap_get_device(st->map); - if (kstrtoint(buf, 10, &fifo_rate)) - return -EINVAL; + result = kstrtoint(buf, 10, &fifo_rate); + if (result) + return result; if (fifo_rate < INV_MPU6050_MIN_FIFO_RATE || fifo_rate > INV_MPU6050_MAX_FIFO_RATE) return -EINVAL; -- 2.50.1