From patchwork Sun Mar 12 08:07:56 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhu Yanjun X-Patchwork-Id: 9619257 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 AC09860522 for ; Sun, 12 Mar 2017 08:09:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9F25127C2D for ; Sun, 12 Mar 2017 08:09:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 906782846E; Sun, 12 Mar 2017 08:09:27 +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, UNPARSEABLE_RELAY 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 0E3852846E for ; Sun, 12 Mar 2017 08:09:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933425AbdCLIIY (ORCPT ); Sun, 12 Mar 2017 04:08:24 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:25348 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755711AbdCLIIP (ORCPT ); Sun, 12 Mar 2017 04:08:15 -0400 Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id v2C88DIo022051 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 12 Mar 2017 08:08:14 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserv0021.oracle.com (8.13.8/8.14.4) with ESMTP id v2C88DxR031331 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 12 Mar 2017 08:08:13 GMT Received: from abhmp0019.oracle.com (abhmp0019.oracle.com [141.146.116.25]) by aserv0121.oracle.com (8.13.8/8.13.8) with ESMTP id v2C88AKU032235; Sun, 12 Mar 2017 08:08:11 GMT Received: from redman.cn.oracle.com (/10.113.194.127) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 12 Mar 2017 00:08:09 -0800 From: Zhu Yanjun To: santosh.shilimkar@oracle.com, netdev@vger.kernel.org, linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com Subject: [PATCHv2 2/4] rds: ib: remove redundant ib_dealloc_fmr Date: Sun, 12 Mar 2017 04:07:56 -0400 Message-Id: <1489306078-3354-2-git-send-email-yanjun.zhu@oracle.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1489306078-3354-1-git-send-email-yanjun.zhu@oracle.com> References: <1489306078-3354-1-git-send-email-yanjun.zhu@oracle.com> X-Source-IP: aserv0021.oracle.com [141.146.126.233] 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 The function ib_dealloc_fmr will never be called. As such, it should be removed. Cc: Joe Jin Cc: Junxiao Bi Reviewed-by: Yuval Shaia Reviewed-by: Johannes Thumshirn Acked-by: Santosh Shilimkar Signed-off-by: Zhu Yanjun --- Change from v1 to v2: Add the reviewer and acker. Remove ibmr NULL test. net/rds/ib_fmr.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/net/rds/ib_fmr.c b/net/rds/ib_fmr.c index 4fe8f4f..249ae1c 100644 --- a/net/rds/ib_fmr.c +++ b/net/rds/ib_fmr.c @@ -78,12 +78,9 @@ struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev, int npages) return ibmr; out_no_cigar: - if (ibmr) { - if (fmr->fmr) - ib_dealloc_fmr(fmr->fmr); - kfree(ibmr); - } + kfree(ibmr); atomic_dec(&pool->item_count); + return ERR_PTR(err); }