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iio:accel:mma8452: pass up real error code

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Pass up the error code provided by functions.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Hartmut Knaack 2015-08-02 22:43:48 +02:00 committed by Jonathan Cameron
parent 8337455296
commit b9fddcdb44
1 changed files with 3 additions and 3 deletions
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6
drivers/iio/accel/mma8452.c
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@ -343,7 +343,7 @@ static int mma8452_set_hp_filter_frequency(struct mma8452_data *data,
i = mma8452_get_hp_filter_index(data, val, val2); i = mma8452_get_hp_filter_index(data, val, val2);
if (i < 0) if (i < 0)
return -EINVAL; return i;
reg = i2c_smbus_read_byte_data(data->client, reg = i2c_smbus_read_byte_data(data->client,
MMA8452_HP_FILTER_CUTOFF); MMA8452_HP_FILTER_CUTOFF);
@ -369,7 +369,7 @@ static int mma8452_write_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_SAMP_FREQ: case IIO_CHAN_INFO_SAMP_FREQ:
i = mma8452_get_samp_freq_index(data, val, val2); i = mma8452_get_samp_freq_index(data, val, val2);
if (i < 0) if (i < 0)
return -EINVAL; return i;
data->ctrl_reg1 &= ~MMA8452_CTRL_DR_MASK; data->ctrl_reg1 &= ~MMA8452_CTRL_DR_MASK;
data->ctrl_reg1 |= i << MMA8452_CTRL_DR_SHIFT; data->ctrl_reg1 |= i << MMA8452_CTRL_DR_SHIFT;
@ -378,7 +378,7 @@ static int mma8452_write_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_SCALE: case IIO_CHAN_INFO_SCALE:
i = mma8452_get_scale_index(data, val, val2); i = mma8452_get_scale_index(data, val, val2);
if (i < 0) if (i < 0)
return -EINVAL; return i;
data->data_cfg &= ~MMA8452_DATA_CFG_FS_MASK; data->data_cfg &= ~MMA8452_DATA_CFG_FS_MASK;
data->data_cfg |= i; data->data_cfg |= i;
return mma8452_change_config(data, MMA8452_DATA_CFG, return mma8452_change_config(data, MMA8452_DATA_CFG,