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drm/mediatek: ovl_adaptor: Add missing of_node_put()

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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: 453c336463 ("drm/mediatek: Add ovl_adaptor support for MT8195")
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20240624-mtk_disp_ovl_adaptor_scoped-v1-2-9fa1e074d881@gmail.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
This commit is contained in:
Javier Carrasco 2024-06-24 18:43:47 +02:00 committed by Chun-Kuang Hu
parent d88464a80a
commit 5beb6fba25
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
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@ -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;