iio: backend: fix wrong pointer passed to IS_ERR()

It should be fwnode_back passed to IS_ERR().

Fixes: c464cc610f ("iio: add child nodes support in iio backend framework")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://patch.msgid.link/20241028135215.1549-1-yangyingliang@huaweicloud.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Yang Yingliang 2024-10-28 21:52:15 +08:00 • committed by Jonathan Cameron
commit fa40763144