From patchwork Wed Feb 8 16:20:01 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Yongjun X-Patchwork-Id: 9562807 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 00E1560236 for ; Wed, 8 Feb 2017 16:46:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1F01C283ED for ; Wed, 8 Feb 2017 16:46:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 13C5328505; Wed, 8 Feb 2017 16:46:41 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9BDE6283ED for ; Wed, 8 Feb 2017 16:46:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753073AbdBHQqR (ORCPT ); Wed, 8 Feb 2017 11:46:17 -0500 Received: from mail-pg0-f66.google.com ([74.125.83.66]:35087 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752480AbdBHQqO (ORCPT ); Wed, 8 Feb 2017 11:46:14 -0500 Received: by mail-pg0-f66.google.com with SMTP id 204so15625643pge.2; Wed, 08 Feb 2017 08:46:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=u9NZYgkLb8Z0RbBrfaFNRPriW+uT/QEwqhdmuXxVeR0=; b=VqaxieEh8yJPXwQGVHj3PelI/7rDgUHhp8WutFIP117iltjuAWcw4v+vXd9EZJK9Nl vEkq6WjdUnkkYC7GFC9VSCvXHvAzQqFmdfjikYk4m9jx8NgPH+uOlFRiLK77EChkVPjL KYsJIwWlT/3bvioFK10lQS3hn4QnWjIc9MWBcm0GjKnTSpG0sjYWJtXyvpmyZBXy5z+k UzKcycegKs4lsE1hlKN1BxqmoCPT8Ctm/shyD16BLjcglqtyWj3Qel408etqpTU1R5o9 A5UDUOrlrBsNWFxUHAn4WWxULvl2fJCtsXsu8d90hyBa9fD8PIMCyfPEMa1uAb529MUK oqTA== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=u9NZYgkLb8Z0RbBrfaFNRPriW+uT/QEwqhdmuXxVeR0=; b=caAtan3at3E3SVbuh6B7q1jK67ziOPAe4AfQuvuAk66SsT10ibYgEj8vzaCbQX/3Ba KEoLwgLQCotKqyncGJKxriZl33twaPBLXgxD0hBMEINLwideZuaQellW4bQFul2RuwUw S1mfJ0GsUKcp+V5SjPFVQGvXqtIfzNj9J6748yIhf8wN6GB6cmg/0VRbmRbitPiOYBQD 9LJg/Di4D6wCZHfZCFs5gtXT64drl2t/s3vNWS03xk+1zsbk/hTtGUbg5xNvNINnMPlR OTq0RjcOTvlcgsHYFqfv9SnUHLQy0N9CnQfJHCIhwehUIK1DdN7TxsCS7CtM75HeM04Y pFzg== X-Gm-Message-State: AMke39kESvZtWo94zDeYHUDgGoWNlkqmsytF9z422yZY6EzIX9s7g8JgGf1tWWWwlHGO8A== X-Received: by 10.84.224.193 with SMTP id k1mr311296pln.25.1486570813175; Wed, 08 Feb 2017 08:20:13 -0800 (PST) Received: from 192.168.0.37 (ec2-52-192-197-227.ap-northeast-1.compute.amazonaws.com. [52.192.197.227]) by smtp.gmail.com with ESMTPSA id r17sm21710418pgg.19.2017.02.08.08.20.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 08 Feb 2017 08:20:12 -0800 (PST) From: Wei Yongjun To: agraf@suse.com, pbonzini@redhat.com, rkrcmar@redhat.com, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Cc: Wei Yongjun , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH -next v2] KVM: PPC: fix error return code in kvm_vm_ioctl_create_spapr_tce() Date: Wed, 8 Feb 2017 16:20:01 +0000 Message-Id: <20170208162001.3603-1-weiyj.lk@gmail.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170207153407.22325-1-weiyj.lk@gmail.com> References: <20170207153407.22325-1-weiyj.lk@gmail.com> MIME-Version: 1.0 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Wei Yongjun Fix to return error code -ENOMEM from the memory alloc error handling case instead of 0, as done elsewhere in this function. Signed-off-by: Wei Yongjun --- arch/powerpc/kvm/book3s_64_vio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c index d71f872..ab9d14c 100644 --- a/arch/powerpc/kvm/book3s_64_vio.c +++ b/arch/powerpc/kvm/book3s_64_vio.c @@ -171,6 +171,7 @@ long kvm_vm_ioctl_create_spapr_tce(struct kvm *kvm, goto fail; } + ret = -ENOMEM; stt = kzalloc(sizeof(*stt) + npages * sizeof(struct page *), GFP_KERNEL); if (!stt)