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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,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 0C3D0C04E53 for ; Wed, 15 May 2019 11:30:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D35F92084A for ; Wed, 15 May 2019 11:30:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557919810; bh=27o0n0tSSQ4ROIQfDrmsXsWggqIdruEl+279LB0TF+k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=dNvrZ5vv48h9qxIvw6HUDEDcJCQ5NpVw56GO/X3p7mphuv5Dj3FUz3W5AnpnL6Vxl yQr1jNaTw4EgOjZrIZ8W6LjnnVVjhxcxuTAcxeNLuuhhFvE5DzQfgArvw86nHoBAkx SzL/yRrgaYvUiRe4kdYwwwh1zxEKrVdS9eHqaIjA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732344AbfEOLaF (ORCPT ); Wed, 15 May 2019 07:30:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:41548 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732166AbfEOLaF (ORCPT ); Wed, 15 May 2019 07:30:05 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4588D206BF; Wed, 15 May 2019 11:30:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557919804; bh=27o0n0tSSQ4ROIQfDrmsXsWggqIdruEl+279LB0TF+k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IFvyisip33+i5RlxfVdAHSm42NKd4XcaIAmqh1nfWWQhwTVOFEL2tklgV/W4kkB8b jt3Q8njUR5SEQ/aIoFDgU3YuhDNTsI2f0fCR+tJvvR7m/vfMIMAEKOz9U89mfBJBr+ EzY/oe3OwSaT9yPecJw7jh1bgwYt5vEzcq9Y//VI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Damian Kos , Heiko Stuebner , Sasha Levin Subject: [PATCH 5.0 100/137] drm/rockchip: fix for mailbox read validation. Date: Wed, 15 May 2019 12:56:21 +0200 Message-Id: <20190515090700.786125615@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190515090651.633556783@linuxfoundation.org> References: <20190515090651.633556783@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org [ Upstream commit e4056bbb6719fe713bfc4030ac78e8e97ddf7574 ] This is basically the same fix as in commit fa68d4f8476b ("drm/rockchip: fix for mailbox read size") but for cdn_dp_mailbox_validate_receive function. See patchwork.kernel.org/patch/10671981/ for details. Signed-off-by: Damian Kos Signed-off-by: Heiko Stuebner Link: https://patchwork.freedesktop.org/patch/msgid/1542640463-18332-1-git-send-email-dkos@cadence.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/rockchip/cdn-dp-reg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/cdn-dp-reg.c b/drivers/gpu/drm/rockchip/cdn-dp-reg.c index 5a485489a1e23..6c8b14fb1d2f3 100644 --- a/drivers/gpu/drm/rockchip/cdn-dp-reg.c +++ b/drivers/gpu/drm/rockchip/cdn-dp-reg.c @@ -113,7 +113,7 @@ static int cdp_dp_mailbox_write(struct cdn_dp_device *dp, u8 val) static int cdn_dp_mailbox_validate_receive(struct cdn_dp_device *dp, u8 module_id, u8 opcode, - u8 req_size) + u16 req_size) { u32 mbox_size, i; u8 header[4]; -- 2.20.1