diff mbox series

[2/3] drm/mediatek: ovl_adaptor: add missing of_node_put()

Message ID 20240624-mtk_disp_ovl_adaptor_scoped-v1-2-9fa1e074d881@gmail.com (mailing list archive)
State New
Headers show
Series drm/mediatek: fixes for ovl_adaptor | expand

Commit Message

Javier Carrasco June 24, 2024, 4:43 p.m. UTC 
Error paths that exit for_each_child_of_node() need to call
of_node_put() to decerement the child refcount and avoid memory leaks.

Add the missing of_node_put().

Cc: stable@vger.kernel.org
Fixes: 453c3364632a ("drm/mediatek: Add ovl_adaptor support for MT8195")
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
---
 drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
index 1418992311c4..3faf26a55e77 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
@@ -522,8 +522,10 @@  static int ovl_adaptor_comp_init(struct device *dev, struct component_match **ma
 		}
 
 		comp_pdev = of_find_device_by_node(node);
-		if (!comp_pdev)
+		if (!comp_pdev) {
+			of_node_put(node);
 			return -EPROBE_DEFER;
+		}
 
 		priv->ovl_adaptor_comp[id] = &comp_pdev->dev;