From: Wei Yongjun <weiyj.lk@gmail.com>
Date: Sat, 13 Aug 2016 08:57:23 +0000 (+0000)
Subject: video: fbdev: pxafb: add missing of_node_put() in of_get_pxafb_mode_info()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d4b9efa3b9aa7d4c0e946ecb634154132402158f;p=linux-beck.git

video: fbdev: pxafb: add missing of_node_put() in of_get_pxafb_mode_info()

This node pointer is returned by of_graph_get_next_endpoint() with
refcount incremented in this function. of_node_put() on it before
exitting this function.

Found by Coccinelle.

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---

diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
index ed41fdb42d13..ef73f14d7ba0 100644
--- a/drivers/video/fbdev/pxafb.c
+++ b/drivers/video/fbdev/pxafb.c
@@ -2186,6 +2186,7 @@ static int of_get_pxafb_mode_info(struct device *dev,
 	ret = of_property_read_u32(np, "bus-width", &bus_width);
 	if (ret) {
 		dev_err(dev, "no bus-width specified: %d\n", ret);
+		of_node_put(np);
 		return ret;
 	}