hwmon: (iio_hwmon) Fix missing iio_channel_release_all call if devm_kzalloc fail
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/iio_hwmon.c b/drivers/hwmon/iio_hwmon.c
index aafa453..368497f 100644
--- a/drivers/hwmon/iio_hwmon.c
+++ b/drivers/hwmon/iio_hwmon.c
@@ -84,8 +84,10 @@
return PTR_ERR(channels);
st = devm_kzalloc(dev, sizeof(*st), GFP_KERNEL);
- if (st == NULL)
- return -ENOMEM;
+ if (st == NULL) {
+ ret = -ENOMEM;
+ goto error_release_channels;
+ }
st->channels = channels;