linux-kernel - [PATCH v2 1/2] drm/ingenic: Fix leak of device

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Message-Id: <20200827114404.36748-1-paul@crapouillou.net>
Date:   Thu, 27 Aug 2020 13:44:03 +0200
From:   Paul Cercueil <paul@...pouillou.net>
To:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>
Cc:     Sam Ravnborg <sam@...nborg.org>, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, od@...c.me,
        Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH v2 1/2] drm/ingenic: Fix leak of device_node pointer

of_graph_get_remote_node() requires of_node_put() to be called on the
device_node pointer when it's no more in use.

Fixes: fc1acf317b01 ("drm/ingenic: Add support for the IPU")
Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---
 drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
index ada990a7f911..c1bcb93aed2d 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
@@ -978,6 +978,7 @@ static int ingenic_drm_probe(struct platform_device *pdev)
 	}
 
 	drm_of_component_match_add(dev, &match, compare_of, np);
+	of_node_put(np);
 
 	return component_master_add_with_match(dev, &ingenic_master_ops, match);
 }
-- 
2.28.0