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 BE7E835A933; Fri, 9 Jan 2026 12:14:42 +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=1767960882; cv=none; b=rVzhZqMuGDXL246VkmL4xOhdLPQtV4QK30coECEgOOXnaIEr6L0i0TvvvNGXyBKshvBJSqpRPM/nBEuzknsFdfUaJeXZssSDLczVPD/GfC74uGNBCUAxnP5C2K2aea0n8LUDiN+UKllOR7nQlFJJlO27g87bIIOmIC9pq7xAfss= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767960882; c=relaxed/simple; bh=DAPlF/x/LF2tH8rvSOXdMhQArwriNwZ+LUmlz9Z9beU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=In9+zpMk0mNRbUThprmNyAZ8DVVTK48HuP7KsCrIDvLI/Uky8CYMfuBEaCfBfWyNeYTesxbn+LDvCJSH5jwC3Cva6QaxjNbECWpcTHEf64V1QpkhJEaRvChf/uiCcw9q+OfziA8cYoBmwNRvPfrmfpDJh6rnnCLZoI4v+TDHhc0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=LUMWfOQP; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="LUMWfOQP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4BA8FC16AAE; Fri, 9 Jan 2026 12:14:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1767960882; bh=DAPlF/x/LF2tH8rvSOXdMhQArwriNwZ+LUmlz9Z9beU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LUMWfOQPvCIbVBcDU9DBdrKSsh7v03IKD5PIov2n0XagTJFmFHbuYe+PyymnjcQjp G/tmFjfIQLJUbouysGmkKzFqxtTx4IKJdDiR9Hc6q1DPOXsyJuEBA6BTiPFWLQuPnG eTUYUt1IzAuAaJdFRla4QEknCYHkfhVWq2yEBZfM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Maxime Ripard , Robin Murphy , Johan Hovold , Joerg Roedel Subject: [PATCH 6.6 558/737] iommu/sun50i: fix device leak on of_xlate() Date: Fri, 9 Jan 2026 12:41:37 +0100 Message-ID: <20260109112154.993521439@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260109112133.973195406@linuxfoundation.org> References: <20260109112133.973195406@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Johan Hovold commit f916109bf53864605d10bf6f4215afa023a80406 upstream. Make sure to drop the reference taken to the iommu platform device when looking up its driver data during of_xlate(). Fixes: 4100b8c229b3 ("iommu: Add Allwinner H6 IOMMU driver") Cc: stable@vger.kernel.org # 5.8 Cc: Maxime Ripard Acked-by: Robin Murphy Signed-off-by: Johan Hovold Signed-off-by: Joerg Roedel Signed-off-by: Greg Kroah-Hartman --- drivers/iommu/sun50i-iommu.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/iommu/sun50i-iommu.c +++ b/drivers/iommu/sun50i-iommu.c @@ -824,6 +824,8 @@ static int sun50i_iommu_of_xlate(struct dev_iommu_priv_set(dev, platform_get_drvdata(iommu_pdev)); + put_device(&iommu_pdev->dev); + return iommu_fwspec_add_ids(dev, &id, 1); }