diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/inkern.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index 028c657f8da3..d539e1e297ba 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -136,12 +136,21 @@ struct iio_channel *iio_channel_get(const char *name, const char *channel_name) channel->indio_dev = c->indio_dev; - if (c->map->adc_channel_label) + if (c->map->adc_channel_label) { channel->channel = iio_chan_spec_from_name(channel->indio_dev, c->map->adc_channel_label); + if (channel->channel == NULL) + goto error_no_chan; + } + return channel; + +error_no_chan: + iio_device_put(c->indio_dev); + kfree(channel); + return ERR_PTR(-EINVAL); } EXPORT_SYMBOL_GPL(iio_channel_get); |