From patchwork Wed May 12 14:49:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 438153 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=-19.4 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=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 7447EC4360C for ; Wed, 12 May 2021 16:30:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 570CD61263 for ; Wed, 12 May 2021 16:30:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241773AbhELQar (ORCPT ); Wed, 12 May 2021 12:30:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:40468 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237788AbhELQYh (ORCPT ); Wed, 12 May 2021 12:24:37 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id EC7EB61D9F; Wed, 12 May 2021 15:48:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620834481; bh=Uw4zMh0hffjrCLZweQDEHzwzp0y3nGZX4Zaz31ON8b4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ys3gN/E9nvAf48vb8liGNiQw8bGUqOgxbKoAk+dNdEf/mkUu9oWjk+FC2C/h7cCKs 65Ub8gUX9x9dQcODWxTPpruIBPOtgEtS2ekhL4bo8SUqQpbwhYsLYgCyRlUof4hrR4 7NkWBDx85QBMT6aL0aXZ6GzqX8kPb0pW23/0zQlA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Alex Deucher , Sasha Levin Subject: [PATCH 5.11 516/601] drm/amdgpu: fix an error code in init_pmu_entry_by_type_and_add() Date: Wed, 12 May 2021 16:49:53 +0200 Message-Id: <20210512144844.846587692@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210512144827.811958675@linuxfoundation.org> References: <20210512144827.811958675@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dan Carpenter [ Upstream commit 90cb3d8aca1baea9471d28f28d5de1528dd5e424 ] If the kmemdup() fails then this should return a negative error code but it currently returns success Fixes: b4a7db71ea06 ("drm/amdgpu: add per device user friendly xgmi events for vega20") Signed-off-by: Dan Carpenter Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c index 19c0a3655228..82e9ecf84352 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c @@ -519,8 +519,10 @@ static int init_pmu_entry_by_type_and_add(struct amdgpu_pmu_entry *pmu_entry, pmu_entry->pmu.attr_groups = kmemdup(attr_groups, sizeof(attr_groups), GFP_KERNEL); - if (!pmu_entry->pmu.attr_groups) + if (!pmu_entry->pmu.attr_groups) { + ret = -ENOMEM; goto err_attr_group; + } snprintf(pmu_name, PMU_NAME_SIZE, "%s_%d", pmu_entry->pmu_file_prefix, adev_to_drm(pmu_entry->adev)->primary->index);