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 X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20247C43331 for ; Mon, 1 Mar 2021 23:46:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0141F60200 for ; Mon, 1 Mar 2021 23:46:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346068AbhCAXhq (ORCPT ); Mon, 1 Mar 2021 18:37:46 -0500 Received: from mail.kernel.org ([198.145.29.99]:58156 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239204AbhCASHs (ORCPT ); Mon, 1 Mar 2021 13:07:48 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 65B4B60238; Mon, 1 Mar 2021 17:46:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1614620786; bh=kj0LCNZ9dvBr6P2uHlS7E3k8D0UQ7kYflu6xSJcYuDg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=v3tYQEJjgjxNPLghzMk0sGJuu79aunHwiUSd2jx7K/uiU6G2iIi8G4SVRjfw08OQd 3PdYCMR8kkFAp4kf9PuzSZS+/ErWFTOxaZf6nEKEt8gF5FY8Io2rl2fmYeWwMOFWgr uchnR6Fen8kS8oOJdY7SPXjEnIKPKYESuWl7Xwkg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Gerd Hoffmann , Maarten Lankhorst , Sasha Levin Subject: [PATCH 5.11 280/775] drm/virtio: fix an error code in virtio_gpu_init() Date: Mon, 1 Mar 2021 17:07:28 +0100 Message-Id: <20210301161215.464377455@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210301161201.679371205@linuxfoundation.org> References: <20210301161201.679371205@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dan Carpenter [ Upstream commit 8d0cb8860a4551fa5998acd67ca6d9ce3015b1e2 ] If devm_request_mem_region() fails this code currently returns success but it should return -EBUSY. Fixes: 6076a9711dc5 ("drm/virtio: implement blob resources: probe for host visible region") Signed-off-by: Dan Carpenter Link: http://patchwork.freedesktop.org/patch/msgid/YBpy0GS7GfmafMfe@mwanda Signed-off-by: Gerd Hoffmann (cherry picked from commit eb988a2ee500d3297a1de048dc3c77b6c354e650) Signed-off-by: Maarten Lankhorst Signed-off-by: Sasha Levin --- drivers/gpu/drm/virtio/virtgpu_kms.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index b4ec479c32cda..b375394193be8 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -163,6 +163,7 @@ int virtio_gpu_init(struct drm_device *dev) vgdev->host_visible_region.len, dev_name(&vgdev->vdev->dev))) { DRM_ERROR("Could not reserve host visible region\n"); + ret = -EBUSY; goto err_vqs; } -- 2.27.0