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=-3.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 18C0BC2BA1E for ; Mon, 6 Apr 2020 12:52:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E35D4221F7 for ; Mon, 6 Apr 2020 12:52:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Lz+aE0Lh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728147AbgDFMwx (ORCPT ); Mon, 6 Apr 2020 08:52:53 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:32977 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728077AbgDFMwx (ORCPT ); Mon, 6 Apr 2020 08:52:53 -0400 Received: by mail-pg1-f193.google.com with SMTP id d17so7516276pgo.0 for ; Mon, 06 Apr 2020 05:52:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=hIs0vpkpzouRXrFo61lBnYWJ5AeDbk1pbRG9DTvewns=; b=Lz+aE0LhkC0d3ydNGLXJ0dfJRBOjmAUllDjkNIRMCoMG3zXNDs31Q5R/5yTPqn13RS U2QX7TZ5cUXsuvOdIcZwpwbGBW8jf4d0fhi93cQC+UyQiUOR8NDd1EuHAhcHc0cyimIB oZ4V2JRqSMUNH7YrNdv56LIneI3X3yhT2lNSrP8jgWjHs4hrCPD1DL2EpvQf/BnkAAnd xRSeV1E1XMSG+9tzMFRvn02OH4reuTWwjz8GoKlcps+UHPBwNoc/A8HBOYBj4sadHHbZ RrJbNP/ugVDrSI3b63yQswROCXVbEhPyBorBTjLiPZWhqeHw2DYcOGchtEfLDrxRbYIF owpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=hIs0vpkpzouRXrFo61lBnYWJ5AeDbk1pbRG9DTvewns=; b=YfpcphXipYAX7qeqVg2E9H5vqni1oo05qp4yBtkHKCgj6cVkcSSHc5QO/nVGfj1RKZ 1yPRvNFinXAkzsHrhfbMBQG4nhYt12+p82MUrJvXV4m3GOmxXOJyb69yceYTNrLSrNMQ SJlMEnp4HFppGFCQkWBtlicncLgP+Bw+fU9616yG3l7PR00x988hVc8E46BktahYVju+ +cHIm9KlfQT7yw4L2nqojDHVEec6H/nP6u4l0y3I3yoJsz05VE48UZljQl80ER/Zdtks L/Rlqjw1rDTdRG9L9FSOqmikdeGZ8xukN/Ss2IXPNnFX/EJzPcBJ4We7TMvUk8emsxJr IejQ== X-Gm-Message-State: AGi0PuZIv0udYDW9Q+5WQgfQCQ1xfN51ZrsJZUymQ6i06n9wWxmkFkDs bvoDRPJc4GttgAKkQQwBE/g= X-Google-Smtp-Source: APiQypIQoYolWCbtfisdnAEX/P8gggsuL45FV+q3guCMPla/n3qEQLfA7AYa+k2CllZU7kpCJf7Rtw== X-Received: by 2002:a62:1757:: with SMTP id 84mr20760636pfx.107.1586177572336; Mon, 06 Apr 2020 05:52:52 -0700 (PDT) Received: from localhost (n112120135125.netvigator.com. [112.120.135.125]) by smtp.gmail.com with ESMTPSA id v42sm10938536pgn.6.2020.04.06.05.52.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 06 Apr 2020 05:52:51 -0700 (PDT) From: Qiujun Huang To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, oohall@gmail.com Cc: tglx@linutronix.de, Markus.Elfring@web.de, christophe.leroy@c-s.fr, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Qiujun Huang Subject: [PATCH v5 0/2] Fix opal_add_one_export Date: Mon, 6 Apr 2020 20:52:40 +0800 Message-Id: <20200406125242.4973-1-hqjagain@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We should check the return value of kzalloc, as kzalloc may fail returning NULL. --- v4->v5: Separate the patch into two. v3->v4: Added the information about coccinelle script. Added change log. Added Oliver's Reviewed-by. v2->v3: Removed redundant assignment to 'attr' and 'name'. v1->v2: Just return -ENOMEM if attr is NULL. Qiujun Huang (2): powerpc/powernv: Remove redundant assignments to attr and name powerpc/powernv: Add NULL check after kzalloc in opal_add_one_export arch/powerpc/platforms/powernv/opal.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) -- 2.17.1