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

It should be fwnode_back passed to IS_ERR().

Fixes: c464cc610f51 ("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>

diff --git a/drivers/iio/industrialio-backend.c b/drivers/iio/industrialio-backend.c
index 20b3b5212da76a311552c9cdbaa6daca7a98b4cd..fb34a8e4d04e74359fa4fae708ce2956a325ff03 100644 (file)
--- a/drivers/iio/industrialio-backend.c
+++ b/drivers/iio/industrialio-backend.c
@@ -737,8 +737,8 @@ static struct iio_backend *__devm_iio_backend_fwnode_get(struct device *dev, con
        }
 
        fwnode_back = fwnode_find_reference(fwnode, "io-backends", index);
-       if (IS_ERR(fwnode))
-               return dev_err_cast_probe(dev, fwnode,
+       if (IS_ERR(fwnode_back))
+               return dev_err_cast_probe(dev, fwnode_back,
                                          "Cannot get Firmware reference\n");
 
        guard(mutex)(&iio_back_lock);