linux-kernel - [PATCH 2/7] gpu: drm: sti_compositor: add missing of_node_put after calling of_parse

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Message-ID: <1467684294-20111-3-git-send-email-peter.chen@nxp.com>
Date:	Tue, 5 Jul 2016 10:04:49 +0800
From:	Peter Chen <peter.chen@....com>
To:	<airlied@...ux.ie>
CC:	<dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
	"Peter Chen" <peter.chen@....com>,
	Benjamin Gaignard <benjamin.gaignard@...aro.org>,
	Vincent Abriou <vincent.abriou@...com>
Subject: [PATCH 2/7] gpu: drm: sti_compositor: add missing of_node_put after calling of_parse_phandle

of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.

Cc: Benjamin Gaignard <benjamin.gaignard@...aro.org>
Cc: Vincent Abriou <vincent.abriou@...com>
Signed-off-by: Peter Chen <peter.chen@....com>
---
 drivers/gpu/drm/sti/sti_compositor.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/sti/sti_compositor.c b/drivers/gpu/drm/sti/sti_compositor.c
index 3d2fa3a..064de14 100644
--- a/drivers/gpu/drm/sti/sti_compositor.c
+++ b/drivers/gpu/drm/sti/sti_compositor.c
@@ -247,10 +247,12 @@ static int sti_compositor_probe(struct platform_device *pdev)
 	vtg_np = of_parse_phandle(pdev->dev.of_node, "st,vtg", 0);
 	if (vtg_np)
 		compo->vtg_main = of_vtg_find(vtg_np);
+	of_node_put(vtg_np);
 
 	vtg_np = of_parse_phandle(pdev->dev.of_node, "st,vtg", 1);
 	if (vtg_np)
 		compo->vtg_aux = of_vtg_find(vtg_np);
+	of_node_put(vtg_np);
 
 	platform_set_drvdata(pdev, compo);
 
-- 
1.9.1