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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 F22E5C433F5 for ; Mon, 6 Sep 2021 09:23:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CCE8E60EBA for ; Mon, 6 Sep 2021 09:23:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240820AbhIFJYu (ORCPT ); Mon, 6 Sep 2021 05:24:50 -0400 Received: from out30-43.freemail.mail.aliyun.com ([115.124.30.43]:52411 "EHLO out30-43.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239548AbhIFJYt (ORCPT ); Mon, 6 Sep 2021 05:24:49 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R841e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04394;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=11;SR=0;TI=SMTPD_---0UnOy4Ha_1630920219; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0UnOy4Ha_1630920219) by smtp.aliyun-inc.com(127.0.0.1); Mon, 06 Sep 2021 17:23:43 +0800 From: Jiapeng Chong To: harry.wentland@amd.com Cc: sunpeng.li@amd.com, alexander.deucher@amd.com, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@linux.ie, daniel@ffwll.ch, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, chongjiapeng Subject: [PATCH] drm/amd/display: Fix warning comparing pointer to 0 Date: Mon, 6 Sep 2021 17:23:28 +0800 Message-Id: <1630920208-37789-1-git-send-email-jiapeng.chong@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: chongjiapeng Fix the following coccicheck warning: ./drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c:643:35-36: WARNING comparing pointer to 0. Reported-by: Abaci Robot Signed-off-by: chongjiapeng --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index 4a4894e..15491e3 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -640,7 +640,7 @@ void dcn31_clk_mgr_construct( sizeof(struct dcn31_watermarks), &clk_mgr->smu_wm_set.mc_address.quad_part); - if (clk_mgr->smu_wm_set.wm_set == 0) { + if (!clk_mgr->smu_wm_set.wm_set) { clk_mgr->smu_wm_set.wm_set = &dummy_wms; clk_mgr->smu_wm_set.mc_address.quad_part = 0; } -- 1.8.3.1