From patchwork Wed Aug 30 09:23:16 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wei Hu (Xavier)" X-Patchwork-Id: 9929079 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 3239A6022E for ; Wed, 30 Aug 2017 08:58:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 247AC28178 for ; Wed, 30 Aug 2017 08:58:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 194B92818E; Wed, 30 Aug 2017 08:58:52 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI 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 951D428178 for ; Wed, 30 Aug 2017 08:58:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750835AbdH3I6u (ORCPT ); Wed, 30 Aug 2017 04:58:50 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:5060 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750780AbdH3I6u (ORCPT ); Wed, 30 Aug 2017 04:58:50 -0400 Received: from 172.30.72.59 (EHLO DGGEMS401-HUB.china.huawei.com) ([172.30.72.59]) by dggrg05-dlp.huawei.com (MOS 4.4.6-GA FastPath queued) with ESMTP id DGG47795; Wed, 30 Aug 2017 16:55:34 +0800 (CST) Received: from linux-ioko.site (10.71.200.31) by DGGEMS401-HUB.china.huawei.com (10.3.19.201) with Microsoft SMTP Server id 14.3.301.0; Wed, 30 Aug 2017 16:55:25 +0800 From: "Wei Hu (Xavier)" To: CC: , , , , , , , , , Subject: [PATCH for-next 18/20] RDMA/hns: Add releasing resource operation in error branch Date: Wed, 30 Aug 2017 17:23:16 +0800 Message-ID: <1504084998-64397-19-git-send-email-xavier.huwei@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1504084998-64397-1-git-send-email-xavier.huwei@huawei.com> References: <1504084998-64397-1-git-send-email-xavier.huwei@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.71.200.31] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.59A67D87.0024, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2014-11-16 11:51:01, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 74e2ab470ca145e15cffb351b7fde446 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds releasing resource operation in error branch of the function named hns_roce_table_get. Signed-off-by: Wei Hu (Xavier) --- drivers/infiniband/hw/hns/hns_roce_hem.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.c b/drivers/infiniband/hw/hns/hns_roce_hem.c index 8a3e174..125e26e 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hem.c +++ b/drivers/infiniband/hw/hns/hns_roce_hem.c @@ -563,6 +563,8 @@ int hns_roce_table_get(struct hns_roce_dev *hr_dev, /* Set HEM base address(128K/page, pa) to Hardware */ if (hns_roce_set_hem(hr_dev, table, obj)) { + hns_roce_free_hem(hr_dev, table->hem[i]); + table->hem[i] = NULL; ret = -ENODEV; dev_err(dev, "set HEM base address to HW failed.\n"); goto out;