From: Peter Meerwald <pmeerw@xxxxxxxxxx> This patch has been added to the 3.12 stable tree. If you have any objections, please let us know. =============== commit 9b2a4d35a6ceaf217be61ed8eb3c16986244f640 upstream. val2 should be zero This will make no difference for correct inputs but will reject incorrect ones with a decimal part in the value written to the sysfs interface. Signed-off-by: Peter Meerwald <pmeerw@xxxxxxxxxx> Cc: Oleksandr Kravchenko <o.v.kravchenko@xxxxxxxxxxxxxxx> Signed-off-by: Jonathan Cameron <jic23@xxxxxxxxxx> Signed-off-by: Jiri Slaby <jslaby@xxxxxxx> --- drivers/iio/accel/bma180.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index 225aea63eaf5..60a3bab42263 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -376,6 +376,8 @@ static int bma180_write_raw(struct iio_dev *indio_dev, mutex_unlock(&data->mutex); return ret; case IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY: + if (val2) + return -EINVAL; mutex_lock(&data->mutex); ret = bma180_set_bw(data, val); mutex_unlock(&data->mutex); -- 2.0.4 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html