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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 1BFF6C3F2D2 for ; Mon, 2 Mar 2020 08:35:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EDE33246A1 for ; Mon, 2 Mar 2020 08:35:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727327AbgCBIfD (ORCPT ); Mon, 2 Mar 2020 03:35:03 -0500 Received: from cmccmta2.chinamobile.com ([221.176.66.80]:7360 "EHLO cmccmta2.chinamobile.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727030AbgCBIfD (ORCPT ); Mon, 2 Mar 2020 03:35:03 -0500 Received: from spf.mail.chinamobile.com (unknown[172.16.121.1]) by rmmx-syy-dmz-app06-12006 (RichMail) with SMTP id 2ee65e5cc50a41b-b1e04; Mon, 02 Mar 2020 16:34:19 +0800 (CST) X-RM-TRANSID: 2ee65e5cc50a41b-b1e04 X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from localhost.localdomain (unknown[112.22.8.194]) by rmsmtp-syy-appsvr01-12001 (RichMail) with SMTP id 2ee15e5cc507645-4bbf6; Mon, 02 Mar 2020 16:34:19 +0800 (CST) X-RM-TRANSID: 2ee15e5cc507645-4bbf6 From: tangbin To: harry.wentland@amd.com Cc: sunpeng.li@amd.com, alexander.deucher@amd.com, christian.koenig@amd.com, David1.Zhou@amd.com, airlied@linux.ie, daniel@ffwll.ch, linux-kernel@vger.kernel.org, tangbin Subject: [PATCH] drm/amd/display:fix a warning Date: Mon, 2 Mar 2020 16:35:06 +0800 Message-Id: <20200302083506.10312-1-tangbin@cmss.chinamobile.com> X-Mailer: git-send-email 2.20.1.windows.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When I compile the code in X86,there is a warning about "'PixelPTEReqHeightPTES' may be used uninitialized in this function". Signed-off-by: tangbin --- drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c index e6617c958..29dad2cc7 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c @@ -1294,7 +1294,7 @@ static unsigned int CalculateVMAndRowBytes( unsigned int MacroTileHeight; unsigned int ExtraDPDEBytesFrame; unsigned int PDEAndMetaPTEBytesFrame; - unsigned int PixelPTEReqHeightPTEs; + unsigned int PixelPTEReqHeightPTEs = 0; if (DCCEnable == true) { *MetaRequestHeight = 8 * BlockHeight256Bytes; -- 2.20.1.windows.1