hwmon: (iio_hwmon) Fix null pointer dereference
This patch fixes the null pointer dereference in goto error_release_channels
path when allocate memory for st fails.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/iio_hwmon.c b/drivers/hwmon/iio_hwmon.c
index 368497f..52b77af 100644
--- a/drivers/hwmon/iio_hwmon.c
+++ b/drivers/hwmon/iio_hwmon.c
@@ -161,7 +161,7 @@
error_remove_group:
sysfs_remove_group(&dev->kobj, &st->attr_group);
error_release_channels:
- iio_channel_release_all(st->channels);
+ iio_channel_release_all(channels);
return ret;
}