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| author | Haoxiang Li <haoxiang_li2024@163.com> | 2025-10-08 12:01:56 +0300 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2026-03-04 15:20:57 +0300 |
| commit | a62ba5aa9ee95fd953583e95e519badf0b76ecf3 (patch) | |
| tree | 0f0cb61a2eefd3cb87c8fb79d828e4db794d7bc5 | |
| parent | b3fc99fe5b25613dd61c57bc70b8479adff4f60d (diff) | |
| download | linux-a62ba5aa9ee95fd953583e95e519badf0b76ecf3.tar.xz | |
media: mtk-mdp: Fix a reference leak bug in mtk_mdp_remove()
[ Upstream commit f128bab57b8018e526b7eda854ca20069863af47 ]
In mtk_mdp_probe(), vpu_get_plat_device() increases the reference
count of the returned platform device. Add platform_device_put()
to prevent reference leak.
Fixes: c8eb2d7e8202 ("[media] media: Add Mediatek MDP Driver")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/media/platform/mediatek/mdp/mtk_mdp_core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/platform/mediatek/mdp/mtk_mdp_core.c b/drivers/media/platform/mediatek/mdp/mtk_mdp_core.c index f78fa30f1864..8432833814f3 100644 --- a/drivers/media/platform/mediatek/mdp/mtk_mdp_core.c +++ b/drivers/media/platform/mediatek/mdp/mtk_mdp_core.c @@ -254,6 +254,7 @@ static void mtk_mdp_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); vb2_dma_contig_clear_max_seg_size(&pdev->dev); + platform_device_put(mdp->vpu_dev); mtk_mdp_unregister_m2m_device(mdp); v4l2_device_unregister(&mdp->v4l2_dev); |