From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F563C54EE9 for ; Mon, 19 Sep 2022 09:24:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230262AbiISJY2 (ORCPT ); Mon, 19 Sep 2022 05:24:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34774 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230125AbiISJYY (ORCPT ); Mon, 19 Sep 2022 05:24:24 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 63E7324F09 for ; Mon, 19 Sep 2022 02:24:17 -0700 (PDT) X-UUID: 458861fd53bd4d04a86a272d80b433f0-20220919 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=8y/jgF7S7DkPlz/qNVdLn1K+ViUtvj5B80dxyrq2UEw=; b=glcQnSHQKNa7LFE5LiLQoihd5Xf3xJYH6AxwWFhALJ7qhBh7ZplOEdifSdESaUwEvhmbptZadScAGwRWzZPr2H38+eHGauI+isNCOlV3u9TaCETJn90gCzbKlP4VLycSO4tmavGgKyPnwK3LyEZsaEkZ3lhxPEAnlgcUiTgjPdM=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.11,REQID:9ec3e28a-a303-4aa7-aafe-2c1cf580bdd5,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:39a5ff1,CLOUDID:cbc9e2f6-6e85-48d9-afd8-0504bbfe04cb,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,U RL:1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 458861fd53bd4d04a86a272d80b433f0-20220919 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 882201365; Mon, 19 Sep 2022 17:24:12 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Mon, 19 Sep 2022 17:24:11 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Mon, 19 Sep 2022 17:24:10 +0800 From: Yong Wu To: Joerg Roedel , Matthias Brugger , Will Deacon CC: Robin Murphy , , , , , Yong Wu , AngeloGioacchino Del Regno , , , , , , , , Guenter Roeck , Dan Carpenter Subject: [PATCH v5 0/6] iommu/mediatek: Improve safety from invalid dts input Date: Mon, 19 Sep 2022 17:23:59 +0800 Message-ID: <20220919092405.8256-1-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset contains misc improve patches. Mainly to improve safety from invalid dts input. Change notes: v5: a) Loop from MTK_LARB_NR_MAX in the error path from Angelo. b) Fix the redundant put_device for the error patch outside the loop from dan. v4: https://lore.kernel.org/linux-mediatek/20220824064306.21495-1-yong.wu@mediatek.com/ a) Just remove the first patch about dev_err_probe since it was merged. b) Rebase v6.0-rc1 v3: https://lore.kernel.org/linux-mediatek/20220701053942.3266-1-yong.wu@mediatek.com/ a) Add platform_device_put from Robin. b) Use component_match_add instead component_match_add_release suggested from Robin. v2: https://lore.kernel.org/linux-mediatek/20220616054203.11365-1-yong.wu@mediatek.com/ a) Rebase on v5.19-rc1. b) Add a New patch [5/5] just remove a variable that only is for v1. v1: https://lore.kernel.org/linux-mediatek/20220511064920.18455-1-yong.wu@mediatek.com/ Base on linux-next-20220510. the improve safety from dts is base on: https://lore.kernel.org/linux-mediatek/20211210205704.1664928-1-linux@roeck-us.net/ Guenter Roeck (1): iommu/mediatek: Validate number of phandles associated with "mediatek,larbs" Yong Wu (5): iommu/mediatek: Add platform_device_put for recovering the device refcnt iommu/mediatek: Use component_match_add iommu/mediatek: Add error path for loop of mm_dts_parse iommu/mediatek: Improve safety for mediatek,smi property in larb nodes iommu/mediatek: Remove unused "mapping" member from mtk_iommu_data drivers/iommu/mtk_iommu.c | 106 +++++++++++++++++++++++++++----------- 1 file changed, 76 insertions(+), 30 deletions(-) -- 2.18.0