diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/industrialio-buffer.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 01369973329a..9d2c2d1d08fa 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -1059,7 +1059,7 @@ static int iio_enable_buffers(struct iio_dev *indio_dev, struct iio_device_config *config) { struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); - struct iio_buffer *buffer; + struct iio_buffer *buffer, *tmp = NULL; int ret; indio_dev->active_scan_mask = config->scan_mask; @@ -1097,8 +1097,10 @@ static int iio_enable_buffers(struct iio_dev *indio_dev, list_for_each_entry(buffer, &iio_dev_opaque->buffer_list, buffer_list) { ret = iio_buffer_enable(buffer, indio_dev); - if (ret) + if (ret) { + tmp = buffer; goto err_disable_buffers; + } } if (indio_dev->currentmode == INDIO_BUFFER_TRIGGERED) { @@ -1125,6 +1127,7 @@ err_detach_pollfunc: indio_dev->pollfunc); } err_disable_buffers: + buffer = list_prepare_entry(tmp, &iio_dev_opaque->buffer_list, buffer_list); list_for_each_entry_continue_reverse(buffer, &iio_dev_opaque->buffer_list, buffer_list) iio_buffer_disable(buffer, indio_dev); |