[PATCH v2 1/4] media: ipu3-cio2: Don't dereference fwnode handle

From: Andy Shevchenko
Date: Mon Nov 21 2022 - 10:26:49 EST


Use acpi_fwnode_handle() instead of dereferencing an fwnode handle directly,
which is a better coding practice.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Tested-by: Daniel Scally <dan.scally@xxxxxxxxxxxxxxxx>
Acked-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
Reviewed-by: Daniel Scally <dan.scally@xxxxxxxxxxxxxxxx>
---
v2: added tags (Heikki, Daniel)

drivers/media/pci/intel/ipu3/cio2-bridge.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.c b/drivers/media/pci/intel/ipu3/cio2-bridge.c
index df6c94da2f6a..18974a72e94a 100644
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.c
+++ b/drivers/media/pci/intel/ipu3/cio2-bridge.c
@@ -263,7 +263,7 @@ static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
struct cio2_bridge *bridge,
struct pci_dev *cio2)
{
- struct fwnode_handle *fwnode;
+ struct fwnode_handle *fwnode, *primary;
struct cio2_sensor *sensor;
struct acpi_device *adev;
acpi_status status;
@@ -322,7 +322,9 @@ static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
}

sensor->adev = acpi_dev_get(adev);
- adev->fwnode.secondary = fwnode;
+
+ primary = acpi_fwnode_handle(adev);
+ primary->secondary = fwnode;

cio2_bridge_instantiate_vcm_i2c_client(sensor);

--
2.35.1