drm/mediatek: Fix probe device leaks

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commit 2a2a04be8e upstream.

Make sure to drop the reference taken to each component device during
probe on probe failure (e.g. probe deferral) and on driver unbind.

Fixes: 6ea6f82767 ("drm/mediatek: Use correct device pointer to get CMDQ client register")
Cc: stable@vger.kernel.org	# 5.12
Cc: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20250923152340.18234-4-johan@kernel.org/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Johan Hovold 2025-09-23 17:23:38 +02:00 • committed by Greg Kroah-Hartman

parent e048e15c97

commit 8f05959296

1 changed files with 11 additions and 0 deletions

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drivers/gpu/drm/mediatek/mtk_ddp_comp.c

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