From: Wen Yang <wenyang@linux.alibaba.com>
Date: Sat, 28 Sep 2019 14:29:05 +0000 (+0800)
Subject: can: dev: add missing of_node_put() after calling of_get_child_by_name()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=db9ee384f6f71f7c5296ce85b7c1a2a2527e7c72;p=linux.git

can: dev: add missing of_node_put() after calling of_get_child_by_name()

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>
---

diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index ac86be52b4617..1c88c361938cc 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -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");
 }