Message ID | 20200526125954.237403-38-vicamo.yang@canonical.com |
---|---|
State | New |
Headers | show
Return-Path: <kernel-team-bounces@lists.ubuntu.com> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 49WYyn6BfVz9sTR; Tue, 26 May 2020 23:02:25 +1000 (AEST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from <kernel-team-bounces@lists.ubuntu.com>) id 1jdZDo-0005FY-9z; Tue, 26 May 2020 13:02:20 +0000 Received: from mail-pl1-f193.google.com ([209.85.214.193]) by huckleberry.canonical.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from <vicamo@gmail.com>) id 1jdZDH-0004oo-D5 for kernel-team@lists.ubuntu.com; Tue, 26 May 2020 13:01:47 +0000 Received: by mail-pl1-f193.google.com with SMTP id d3so8670530pln.1 for <kernel-team@lists.ubuntu.com>; Tue, 26 May 2020 06:01:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3FyRIkm6lbGGBWH/C9CS0xjY1cn5f05y3Qa6lIpBKqg=; b=BmLWq4Eogp5+DOpybweGz81mKFJY/1aG4+O5dktGgWkgiVqNebT4MXhhDEIMtWnNHC minGNy4UbzvxPWFnyj3kDgCjOjwf3R8RLE2ZR1lfFNxrmepyOMAIt6Rb5uCRc/n0XiJC 018YTSFzMtdbyKGPwHsomCl7efyTHQD+bE/DcV0YHz4DtkyKLrxMGbfNgn79l6a0qJ/N iQEFpsJm2C9rAjLeNWtopowFc4A2M5BwJW63xKq6bOVjbYUsItAew6BE1qbHvrz7hQkO qnmKhXMtGPMrZ0VJEO1V32505S+PgnE4eLmKtL5bWSYXAdamgX6Ej763EV6TMUODPqlN YmpQ== X-Gm-Message-State: AOAM5312NaMo5zv+zH+vxQVJSsPNkLen822QiFYWCm9upGfJCvXyriVd XQUFDaU36AYDWAY2MRGB/bhSMHwuyoA= X-Google-Smtp-Source: ABdhPJz9do5/YHZyFEa+jTjgTA9WMIVNggclOjRZlDtbh0fVSXb+oAutZ9LlQH53GmzFaX3V/qS5Jw== X-Received: by 2002:a17:90a:ce17:: with SMTP id f23mr27472792pju.51.1590498104319; Tue, 26 May 2020 06:01:44 -0700 (PDT) Received: from localhost (61-220-137-37.HINET-IP.hinet.net. [61.220.137.37]) by smtp.gmail.com with ESMTPSA id v5sm15713647pjy.4.2020.05.26.06.01.43 for <kernel-team@lists.ubuntu.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 May 2020 06:01:43 -0700 (PDT) From: You-Sheng Yang <vicamo.yang@canonical.com> To: kernel-team@lists.ubuntu.com Subject: [PATCH 37/42][SRU][U] UBUNTU: SAUCE: iommu/omap: Add check for iommu group when no IOMMU in use Date: Tue, 26 May 2020 20:59:49 +0800 Message-Id: <20200526125954.237403-38-vicamo.yang@canonical.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200526125954.237403-1-vicamo.yang@canonical.com> References: <20200526125954.237403-1-vicamo.yang@canonical.com> MIME-Version: 1.0 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions <kernel-team.lists.ubuntu.com> List-Unsubscribe: <https://lists.ubuntu.com/mailman/options/kernel-team>, <mailto:kernel-team-request@lists.ubuntu.com?subject=unsubscribe> List-Archive: <https://lists.ubuntu.com/archives/kernel-team> List-Post: <mailto:kernel-team@lists.ubuntu.com> List-Help: <mailto:kernel-team-request@lists.ubuntu.com?subject=help> List-Subscribe: <https://lists.ubuntu.com/mailman/listinfo/kernel-team>, <mailto:kernel-team-request@lists.ubuntu.com?subject=subscribe> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" <kernel-team-bounces@lists.ubuntu.com> |
Series |
Fix can't find root device on VMD when secureboot enabled
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diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c index 6699fe6d9e06..5a9ba815863b 100644 --- a/drivers/iommu/omap-iommu.c +++ b/drivers/iommu/omap-iommu.c @@ -1726,6 +1726,9 @@ static struct iommu_group *omap_iommu_device_group(struct device *dev) struct omap_iommu_arch_data *arch_data = dev->archdata.iommu; struct iommu_group *group = ERR_PTR(-EINVAL); + if (!arch_data) + return ERR_PTR(-ENODEV); + if (arch_data->iommu_dev) group = iommu_group_ref_get(arch_data->iommu_dev->group);