[PATCH 4.19 049/125] can: dev: add missing of_node_put() after calling of_get_child_by_name()

[Greg Kroah-Hartman]

From: Wen Yang <wenyang@xxxxxxxxxxxxxxxxx>

commit db9ee384f6f71f7c5296ce85b7c1a2a2527e7c72 upstream.

of_node_put() needs to be called when the device node which is got
from of_get_child_by_name() finished using.

Fixes: 2290aefa2e90 ("can: dev: Add support for limiting configured bitrate")
Cc: Franklin S Cooper Jr <fcooper@xxxxxx>
Signed-off-by: Wen Yang <wenyang@xxxxxxxxxxxxxxxxx>
Cc: linux-stable <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/net/can/dev.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -853,6 +853,7 @@ void of_can_transceiver(struct net_devic
 		return;
 
 	ret = of_property_read_u32(dn, "max-bitrate", &priv->bitrate_max);
+	of_node_put(dn);
 	if ((ret && ret != -EINVAL) || (!ret && !priv->bitrate_max))
 		netdev_warn(dev, "Invalid value for transceiver max bitrate. Ignoring bitrate limit.\n");
 }