Ahead of reworking the reference counting logic for platform devices,
encapsulate the assignment of the OF node for dynamically allocated
platform devices with the provided helper.

Acked-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
---
 drivers/net/ethernet/marvell/mv643xx_eth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 1881583be5ce2e972fceb14c2b8348280c49ad1d..9caa1e47c174c9d7a161b7f2e2ee12a829b813d4 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -2780,7 +2780,7 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev,
 		goto put_err;
 	}
 	ppdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
-	ppdev->dev.of_node = of_node_get(pnp);
+	platform_device_set_of_node(ppdev, pnp);
 
 	ret = platform_device_add_resources(ppdev, &res, 1);
 	if (ret)
-- 
2.47.3