iio: imu: adis16400: release allocated memory on failure

In adis_update_scan_mode, if allocation for adis->buffer fails,
previously allocated adis->xfer needs to be released.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Navid Emamdoost 2019-09-19 10:50:02 -05:00 committed by Jonathan Cameron
parent dcb1092017
commit ab612b1daf
1 changed files with 4 additions and 1 deletions

View File

@ -78,8 +78,11 @@ int adis_update_scan_mode(struct iio_dev *indio_dev,
return -ENOMEM;
adis->buffer = kcalloc(indio_dev->scan_bytes, 2, GFP_KERNEL);
if (!adis->buffer)
if (!adis->buffer) {
kfree(adis->xfer);
adis->xfer = NULL;
return -ENOMEM;
}
rx = adis->buffer;
tx = rx + scan_count;