[PATCH v2] soc: amlogic: add missing of_node_put()

[PATCH v2] soc: amlogic: add missing of_node_put()

[wen yang]

The call to of_parse_phandle returns a node pointer with refcount
incremented thus it must be explicitly decremented here after the last
usage.

Fixes: d4983983 ("soc: amlogic: add meson-canvas driver")
Signed-off-by: Wen Yang <yellowriver2010@hotmail.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Neil Armstrong <narmstrong@baylibre.com> 
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-amlogic@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
 drivers/soc/amlogic/meson-canvas.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/soc/amlogic/meson-canvas.c b/drivers/soc/amlogic/meson-canvas.c
index fce33ca..87a6c6e 100644
--- a/drivers/soc/amlogic/meson-canvas.c
+++ b/drivers/soc/amlogic/meson-canvas.c
@@ -57,9 +57,12 @@ struct meson_canvas *meson_canvas_get(struct device *dev)
 		return ERR_PTR(-ENODEV);
 
 	canvas_pdev = of_find_device_by_node(canvas_node);
-	if (!canvas_pdev)
+	if (!canvas_pdev) {
+		of_node_put(canvas_node);
 		return ERR_PTR(-EPROBE_DEFER);
+	}
 
+	of_node_put(canvas_node);
 	return dev_get_drvdata(&canvas_pdev->dev);
 }
 EXPORT_SYMBOL_GPL(meson_canvas_get);
-- 
2.7.4


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