From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1BB2E2773CC; Sun, 1 Mar 2026 01:31:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772328666; cv=none; b=JcZhGjMT528QK0+I3kNhUXnauH1atZEQXKqAPsx7xvFyHEm3GRo0xRC9KOMzc9THgaamxXVgHEY3ppgUafCTSHO6EK+1ahSccZckGtpVlJLLHrSUyNw5//QkSmpE68hTCC5HjP3BRydMwxevATFrcHPeIftDBc8lJ3AmfsIZ8Uo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772328666; c=relaxed/simple; bh=h2ill5+uxEeNEWUBCmyv1vIpyevnt2AvWrn381YkCOQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=NMwLaX4euQ3mkS0kHDzVjQd/eWd2ZmlqbDSSzFNVeJs/A2PNMjLcLIy2KXXZ2kSBaf3Wj7PsiGoCV62M8vm0Y9xsYftw1aJjyBOGSibG58uPGEvA14FJ02XMu31DL/7XOkfvzGyaiZGR7tkj6Ehq8GMUneiL8AhNhCQCLfIzS4Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cmWlr0xq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cmWlr0xq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F372C19421; Sun, 1 Mar 2026 01:31:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772328666; bh=h2ill5+uxEeNEWUBCmyv1vIpyevnt2AvWrn381YkCOQ=; h=From:To:Cc:Subject:Date:From; b=cmWlr0xqJa2zZaM2d+KrOvikxKVvwvhn75/4k1OH1NkHU3+2AYFYEWUR1dDkNJRuu tB8bDxAZG2ay0HCAiOtlFnaDAebYWsehceVD8ynN6nI0fsv1bNQjtPrJJXg4NeQBJj GpbYP6rBKEN1Rr0+borouxuKP8pTRJPBQWjiG8jj3UFt3qdLuotKkJCbozN0NCKTfB 0y9fIyXGzGAdmz5KCaDEvkKwMSxMZNsbMFqogrbiM0Jb1MQmfP2BBll0yqZfWGHnFn b7dk6oYMnMSK51/TOU5rHBwNXe5d3gohO+c0r+/I4ZP353oVm8dvd3kIzfCObhdLWh HgJNx+inQDH+g== From: Sasha Levin To: stable@vger.kernel.org, haoxiang_li2024@163.com Cc: Nicolas Dufresne , Hans Verkuil , linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: FAILED: Patch "media: mtk-mdp: Fix a reference leak bug in mtk_mdp_remove()" failed to apply to 6.6-stable tree Date: Sat, 28 Feb 2026 20:31:03 -0500 Message-ID: <20260301013104.1689436-1-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Hint: ignore X-stable: review Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . Thanks, Sasha ------------------ original commit in Linus's tree ------------------ >From f128bab57b8018e526b7eda854ca20069863af47 Mon Sep 17 00:00:00 2001 From: Haoxiang Li Date: Wed, 8 Oct 2025 17:01:56 +0800 Subject: [PATCH] media: mtk-mdp: Fix a reference leak bug in mtk_mdp_remove() 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 Signed-off-by: Nicolas Dufresne Signed-off-by: Hans Verkuil --- drivers/media/platform/mediatek/mdp/mtk_mdp_core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/platform/mediatek/mdp/mtk_mdp_core.c b/drivers/media/platform/mediatek/mdp/mtk_mdp_core.c index f78fa30f18648..8432833814f31 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); -- 2.51.0