can: dev: add missing of_node_put() after calling of_get_child_by_name()
authorWen Yang <wenyang@linux.alibaba.com>
Sat, 28 Sep 2019 14:29:05 +0000 (22:29 +0800)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Mon, 4 Nov 2019 20:47:20 +0000 (21:47 +0100)
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@ti.com>
Signed-off-by: Wen Yang <wenyang@linux.alibaba.com>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
drivers/net/can/dev.c

index ac86be5..1c88c36 100644 (file)
@@ -848,6 +848,7 @@ void of_can_transceiver(struct net_device *dev)
                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");
 }