diff options
| -rw-r--r-- | drivers/staging/iio/magnetometer/hmc5843.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/drivers/staging/iio/magnetometer/hmc5843.c b/drivers/staging/iio/magnetometer/hmc5843.c index 92f6c6fb90fe..ea5f749c5fe7 100644 --- a/drivers/staging/iio/magnetometer/hmc5843.c +++ b/drivers/staging/iio/magnetometer/hmc5843.c @@ -220,11 +220,15 @@ static ssize_t hmc5843_set_operating_mode(struct device *dev, int error; mutex_lock(&data->lock); error = strict_strtoul(buf, 10, &operating_mode); - if (error) - return error; + if (error) { + count = error; + goto exit; + } dev_dbg(dev, "set Conversion mode to %lu\n", operating_mode); - if (operating_mode > MODE_SLEEP) - return -EINVAL; + if (operating_mode > MODE_SLEEP) { + count = -EINVAL; + goto exit; + } status = i2c_smbus_write_byte_data(client, this_attr->address, operating_mode); @@ -437,18 +441,23 @@ static ssize_t set_range(struct device *dev, int error; mutex_lock(&data->lock); error = strict_strtoul(buf, 10, &range); - if (error) - return error; + if (error) { + count = error; + goto exit; + } dev_dbg(dev, "set range to %lu\n", range); - if (range > RANGE_6_5) - return -EINVAL; + if (range > RANGE_6_5) { + count = -EINVAL; + goto exit; + } data->range = range; range = range << RANGE_GAIN_OFFSET; if (i2c_smbus_write_byte_data(client, this_attr->address, range)) count = -EINVAL; +exit: mutex_unlock(&data->lock); return count; |