mei: bus: drop useless cldev null check

cldev cannot be NULL when derived with to_mei_cl_device().
Drop useless NULL-checks.
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Link: https://lore.kernel.org/r/20230522101210.2207395-1-tomas.winkler@intel.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/mei/bus.c

@@ -1046,9 +1046,6 @@ static int mei_cl_device_match(struct device *dev, struct device_driver *drv)
 	const struct mei_cl_driver *cldrv = to_mei_cl_driver(drv);
 	const struct mei_cl_device_id *found_id;
 
-	if (!cldev)
-		return 0;
-
 	if (!cldev->do_match)
 		return 0;
 
@@ -1079,9 +1076,6 @@ static int mei_cl_device_probe(struct device *dev)
 	cldev = to_mei_cl_device(dev);
 	cldrv = to_mei_cl_driver(dev->driver);
 
-	if (!cldev)
-		return 0;
-
 	if (!cldrv || !cldrv->probe)
 		return -ENODEV;
 
@@ -1276,9 +1270,6 @@ static void mei_cl_bus_dev_release(struct device *dev)
 {
 	struct mei_cl_device *cldev = to_mei_cl_device(dev);
 
-	if (!cldev)
-		return;
-
 	mei_cl_flush_queues(cldev->cl, NULL);
 	mei_me_cl_put(cldev->me_cl);
 	mei_dev_bus_put(cldev->bus);