From patchwork Tue Jun 8 21:14:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Saleem, Shiraz" X-Patchwork-Id: 12308133 X-Patchwork-Delegate: jgg@ziepe.ca 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 01112C47082 for ; Tue, 8 Jun 2021 21:14:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D76236044F for ; Tue, 8 Jun 2021 21:14:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230507AbhFHVQb (ORCPT ); Tue, 8 Jun 2021 17:16:31 -0400 Received: from mga05.intel.com ([192.55.52.43]:3710 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229526AbhFHVQb (ORCPT ); Tue, 8 Jun 2021 17:16:31 -0400 IronPort-SDR: celS1kWzut2RTH2TOlZ9ux08AFw+ieFPCnvYX4yYlWHA/9HRgNF+YNpaqAHWRAmikaY0KH0uTZ tiB3QTXeGV0A== X-IronPort-AV: E=McAfee;i="6200,9189,10009"; a="290570716" X-IronPort-AV: E=Sophos;i="5.83,259,1616482800"; d="scan'208";a="290570716" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2021 14:14:37 -0700 IronPort-SDR: EVTM6UVExlS5YXTFRf9P2pb9ZaEEejNlFd7x52ds/b7N7CHInwj4g+pKD9TeD69EKkqapc0Hpl E4v1L+cwX7cg== X-IronPort-AV: E=Sophos;i="5.83,259,1616482800"; d="scan'208";a="449677486" Received: from ssaleem-mobl.amr.corp.intel.com ([10.212.4.48]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2021 14:14:36 -0700 From: Shiraz Saleem To: dledford@redhat.com, jgg@nvidia.com Cc: linux-rdma@vger.kernel.org, Shiraz Saleem , Dan Carpenter Subject: [PATCH rdma-next v1] irdma: Use list_last_entry/list_first_entry Date: Tue, 8 Jun 2021 16:14:16 -0500 Message-Id: <20210608211415.680-1-shiraz.saleem@intel.com> X-Mailer: git-send-email 2.31.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Use list_last_entry and list_first_entry instead of using prev and next pointers. Reported-by: Dan Carpenter Signed-off-by: Shiraz Saleem --- v0->v1: create patch on more recent git version drivers/infiniband/hw/irdma/puda.c | 2 +- drivers/infiniband/hw/irdma/utils.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/irdma/puda.c b/drivers/infiniband/hw/irdma/puda.c index 18057139817d..e09d3be90771 100644 --- a/drivers/infiniband/hw/irdma/puda.c +++ b/drivers/infiniband/hw/irdma/puda.c @@ -1419,7 +1419,7 @@ irdma_ieq_handle_partial(struct irdma_puda_rsrc *ieq, struct irdma_pfpdu *pfpdu, error: while (!list_empty(&pbufl)) { - buf = (struct irdma_puda_buf *)(pbufl.prev); + buf = list_last_entry(&pbufl, struct irdma_puda_buf, list); list_del(&buf->list); list_add(&buf->list, rxlist); } diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c index 8ce3535cdc21..81e590fb77b1 100644 --- a/drivers/infiniband/hw/irdma/utils.c +++ b/drivers/infiniband/hw/irdma/utils.c @@ -425,8 +425,8 @@ struct irdma_cqp_request *irdma_alloc_and_get_cqp_request(struct irdma_cqp *cqp, spin_lock_irqsave(&cqp->req_lock, flags); if (!list_empty(&cqp->cqp_avail_reqs)) { - cqp_request = list_entry(cqp->cqp_avail_reqs.next, - struct irdma_cqp_request, list); + cqp_request = list_first_entry(&cqp->cqp_avail_reqs, + struct irdma_cqp_request, list); list_del_init(&cqp_request->list); } spin_unlock_irqrestore(&cqp->req_lock, flags);