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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,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 C30DAC433E1 for ; Thu, 18 Jun 2020 01:15:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 995322193E for ; Thu, 18 Jun 2020 01:15:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592442901; bh=3FCVTIUBK2FrT/pFejJuUW8MW0xWwlLn2woVgszM86s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=hMdLVYOsBZpgPx9EWi5WybsFhj0AKk2XWNH9zyrxrbLuSIqRp7/RJBkcUI0OvVC+Z YvVoE39R/UHoH+1PBGmu1M33P2M3TWjf8+oTkJygjqHSzcVe8nnrXI/QLFOUErmoD2 MjIK5K5YNStjUci9qF529ibkjxiPq66iyTosIzR8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728108AbgFRBO7 (ORCPT ); Wed, 17 Jun 2020 21:14:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:42752 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729134AbgFRBNa (ORCPT ); Wed, 17 Jun 2020 21:13:30 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6A80121974; Thu, 18 Jun 2020 01:13:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592442810; bh=3FCVTIUBK2FrT/pFejJuUW8MW0xWwlLn2woVgszM86s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GItDV1A18buH7DxTDQVPKPpFe26FGjQlqE5zh6cl0jeDMGzv2WQjZviOclyJzuDwS ZwIva4l75sxWWNo/+h9+IN+vMPn76871NDY9moTNu6RVFm2tMZNow3l/GrZflhrcaH TP7Feb1gOIXjxbafTXIA04xSdm/DVf+UcaQWiadM= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Chen Zhou , Michael Ellerman , Sasha Levin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 5.7 249/388] powerpc/powernv: add NULL check after kzalloc Date: Wed, 17 Jun 2020 21:05:46 -0400 Message-Id: <20200618010805.600873-249-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200618010805.600873-1-sashal@kernel.org> References: <20200618010805.600873-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chen Zhou [ Upstream commit ceffa63acce7165c442395b7d64a11ab8b5c5dca ] Fixes coccicheck warning: ./arch/powerpc/platforms/powernv/opal.c:813:1-5: alloc with no test, possible model on line 814 Add NULL check after kzalloc. Signed-off-by: Chen Zhou Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20200509020838.121660-1-chenzhou10@huawei.com Signed-off-by: Sasha Levin --- arch/powerpc/platforms/powernv/opal.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index 2b3dfd0b6cdd..d95954ad4c0a 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -811,6 +811,10 @@ static int opal_add_one_export(struct kobject *parent, const char *export_name, goto out; attr = kzalloc(sizeof(*attr), GFP_KERNEL); + if (!attr) { + rc = -ENOMEM; + goto out; + } name = kstrdup(export_name, GFP_KERNEL); if (!name) { rc = -ENOMEM; -- 2.25.1