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authorHartmut Knaack <knaack.h@gmx.de>2015-08-02 22:43:48 +0200
committerJonathan Cameron <jic23@kernel.org>2015-08-08 17:29:48 +0100
commitb9fddcdb44c2e274193b119dd6c3af3a9324640a (patch)
tree7cf848b7bc07a1c8499b3b76328b97a7fbba1343 /drivers/iio
parent8337455296385b45822dc46c2b25db4c361d734c (diff)
downloadlinux-b9fddcdb44c2e274193b119dd6c3af3a9324640a.tar.bz2
iio:accel:mma8452: pass up real error code
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>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/accel/mma8452.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index d87799fe7161..9607f830a13b 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -343,7 +343,7 @@ static int mma8452_set_hp_filter_frequency(struct mma8452_data *data,
i = mma8452_get_hp_filter_index(data, val, val2);
if (i < 0)
- return -EINVAL;
+ return i;
reg = i2c_smbus_read_byte_data(data->client,
MMA8452_HP_FILTER_CUTOFF);
@@ -369,7 +369,7 @@ static int mma8452_write_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_SAMP_FREQ:
i = mma8452_get_samp_freq_index(data, val, val2);
if (i < 0)
- return -EINVAL;
+ return i;
data->ctrl_reg1 &= ~MMA8452_CTRL_DR_MASK;
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:
i = mma8452_get_scale_index(data, val, val2);
if (i < 0)
- return -EINVAL;
+ return i;
data->data_cfg &= ~MMA8452_DATA_CFG_FS_MASK;
data->data_cfg |= i;
return mma8452_change_config(data, MMA8452_DATA_CFG,