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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 977B1C4167B for ; Thu, 29 Dec 2022 13:52:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233502AbiL2Nv7 (ORCPT ); Thu, 29 Dec 2022 08:51:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36832 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233418AbiL2Nv5 (ORCPT ); Thu, 29 Dec 2022 08:51:57 -0500 Received: from mail-wr1-x432.google.com (mail-wr1-x432.google.com [IPv6:2a00:1450:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F02562BB for ; Thu, 29 Dec 2022 05:51:55 -0800 (PST) Received: by mail-wr1-x432.google.com with SMTP id y16so17443701wrm.2 for ; Thu, 29 Dec 2022 05:51:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :from:to:cc:subject:date:message-id:reply-to; bh=zm1bDobgQ6pSygeM5xND4kJhHGlT6DofkyFQfGt783I=; b=ebyv8dR6NjEqXCxT6IOlhcLHXUp8IXlMN5UxhjqQjoo2WdZPXKdncfCJXZ7/nJilSf iknxXehJ0bmCibu4XomXgfzlgaGShlrLSGtTP8l7R0+SbNjuXVp7YX1AfpZPsX5hR2RH GBc6ER0dziccAo57D9bmapVWmX6WWbYH03tv5Rs41ZBFFYzBhCXV4Ft04SlHiy7bTMxX CfGHfbeUNTsAPApgDkFcMS1M2PAOt9q2eDvl8aJ/zE1FSzZ/Rt+h95X2xOEZInUd/noh HqPdwalRJ9U3QQURPgH8mnMsn02Pf30ith2s1CSeT51aTvHcDvWnpSjh3SXxt26470YC tXnA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=zm1bDobgQ6pSygeM5xND4kJhHGlT6DofkyFQfGt783I=; b=E5MWk3oz+xsbuBPuNnL5RYuJRwRWtcCuilhhhbjjJrX7kYPCAJxy2DgXVlRa/Xx3S3 QbvVxOmCERlO6mxqRm1VSpEaopgq4FcmK789XAAXsDXCc52sQmlW/FKKTe6Mzxq/+6Za 9OC0THNfsLOBH/zs1IHfdWmpFxIwoLVDOZHQRRjJ1Eet6RgKRD2MweC/BEmvizAPyh66 SWGdad+FVICXnHSav3ENhvjAuOeZcF9r0q51KuQQ/E990Uduet9wePuIthuhfJu8xVf4 bu2hYHET8cGjoqV2OxKbC6uI1Ck58jAecWS5LVfczJSu9fivPhgGrJ79AAMU2F6h707v aRrw== X-Gm-Message-State: AFqh2ko3ikoqQc2vMB+iBRLwl/bU2QHPe1b81XlloO+XiFTI4y4ZpRoC AzDqVNhzwwCNelSN8sMdcQU= X-Google-Smtp-Source: AMrXdXtLRvlEt+jd72HMXlQo7iX6ufjl37B1CT3ePpVUkFgVOQvjeCTsYYPmCCcIkJbhUp0GzkFGgw== X-Received: by 2002:adf:e94a:0:b0:242:154e:5f14 with SMTP id m10-20020adfe94a000000b00242154e5f14mr17800498wrn.17.1672321914423; Thu, 29 Dec 2022 05:51:54 -0800 (PST) Received: from localhost ([102.36.222.112]) by smtp.gmail.com with ESMTPSA id t13-20020adfe44d000000b002365b759b65sm17934596wrm.86.2022.12.29.05.51.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Dec 2022 05:51:54 -0800 (PST) Date: Thu, 29 Dec 2022 16:51:50 +0300 From: Dan Carpenter To: oe-kbuild@lists.linux.dev, Xiaojian Du Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Alex Deucher , Huang Rui Subject: drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c:928 gmc_v6_0_hw_init() warn: missing error code? 'r' Message-ID: <202212291937.KPkOnXbQ-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 1b929c02afd37871d5afb9d498426f83432e71c2 commit: 479e3b02b73a2de2b19df2950863149c59d57bfe drm/amdgpu: add vram check function for GMC config: ia64-randconfig-m041-20221229 compiler: ia64-linux-gcc (GCC) 12.1.0 If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c:928 gmc_v6_0_hw_init() warn: missing error code? 'r' vim +/r +928 drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c df70502eef80be Ken Wang 2016-01-19 906 static int gmc_v6_0_hw_init(void *handle) df70502eef80be Ken Wang 2016-01-19 907 { df70502eef80be Ken Wang 2016-01-19 908 int r; df70502eef80be Ken Wang 2016-01-19 909 struct amdgpu_device *adev = (struct amdgpu_device *)handle; df70502eef80be Ken Wang 2016-01-19 910 df70502eef80be Ken Wang 2016-01-19 911 gmc_v6_0_mc_program(adev); df70502eef80be Ken Wang 2016-01-19 912 df70502eef80be Ken Wang 2016-01-19 913 if (!(adev->flags & AMD_IS_APU)) { df70502eef80be Ken Wang 2016-01-19 914 r = gmc_v6_0_mc_load_microcode(adev); df70502eef80be Ken Wang 2016-01-19 915 if (r) { 075719c3cb79f3 Tom St Denis 2016-09-06 916 dev_err(adev->dev, "Failed to load MC firmware!\n"); df70502eef80be Ken Wang 2016-01-19 917 return r; df70502eef80be Ken Wang 2016-01-19 918 } df70502eef80be Ken Wang 2016-01-19 919 } df70502eef80be Ken Wang 2016-01-19 920 df70502eef80be Ken Wang 2016-01-19 921 r = gmc_v6_0_gart_enable(adev); df70502eef80be Ken Wang 2016-01-19 922 if (r) df70502eef80be Ken Wang 2016-01-19 923 return r; df70502eef80be Ken Wang 2016-01-19 924 479e3b02b73a2d Xiaojian Du 2022-01-17 925 if (amdgpu_emu_mode == 1) 479e3b02b73a2d Xiaojian Du 2022-01-17 926 return amdgpu_gmc_vram_checking(adev); 479e3b02b73a2d Xiaojian Du 2022-01-17 927 else df70502eef80be Ken Wang 2016-01-19 @928 return r; "r" is zero. Just return a literal "return 0;" or "return EINVAL;" df70502eef80be Ken Wang 2016-01-19 929 } -- 0-DAY CI Kernel Test Service https://01.org/lkp