Received: by 2002:a25:ef43:0:0:0:0:0 with SMTP id w3csp316332ybm; Fri, 29 May 2020 00:30:43 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzOl6iqNbdcfk7uyBpRmCSBvuZuJvXDfN/i9zqICBUG03kHUFNl8w30/NBZA/MrgPjyPdNT X-Received: by 2002:a17:906:ce30:: with SMTP id sd16mr459353ejb.374.1590737442931; Fri, 29 May 2020 00:30:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590737442; cv=none; d=google.com; s=arc-20160816; b=dm8AUu5jP+HlEbaR8DM5jGCjJPr1ROPfe3SsMnB7XC/bLANriz8CLD/JHBVxAZhDN8 FV8f9+50Wp5D+3OU+IAbBPp6F2jMiUfu6PnaAQaC7GXYQ6z0AmBdroR2Pi8Sjm8O1xwy wa1PHHlEXtChhfXtAWq15ar2V8UvTz0laQs1BkHXdQoue4VKC/0ZLat3g6z4P9DjPnMp p8W6lRXmwSTKEjt8B6C15aHbdEfGD8a6RS1Iv0cHVLFw2w5kocbDJ6UcqeHUIm7r2vgC NQuAgralMKAhQnD8qqIvdHhMGLo3WG169cgmDVht3Y9jv80V0ITYoyUwdEa3BLfap++K ZwkQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:in-reply-to :mime-version:user-agent:date:message-id:from:references:cc:to :subject; bh=f6gfLvHj2TI2HyPMTbqzjriI1Ip+tp0mmoc49465ceA=; b=wYelYfpv1WffgrkikNvFZbQO5ZenUuITPiqsW0NPZ6ont0Nlzu8wgl5z/wvVnzL2V2 Mqv1/vdA1w/JRbBmpju/e+XFVp8+/SD/od2VHXHJYGIbFuHkveVUXHMQWEec7oOBs81H 5B0FinrAYaU7mz6Z992T5p9YYk2H1KC1/EdXEWOX4cQpyUUsdQjoGaoGhEFOPFqYXSpn 9wVlzHrkITjyBu7u/PptLY5Rln8nLygg57Q1d6cnpnCZkvLuLT1o7thcTs9Mwnntpylr Mkz2Pb4Nf6Dv67A0q5Nvf761rhsyfMnYWPUF6inCcpsodd63vCNKaa/qBOGBYBUL581G 5wcw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id l10si4977509edv.152.2020.05.29.00.30.19; Fri, 29 May 2020 00:30:42 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725865AbgE2H0k (ORCPT + 99 others); Fri, 29 May 2020 03:26:40 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:37664 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725355AbgE2H0j (ORCPT ); Fri, 29 May 2020 03:26:39 -0400 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 920E05587BB7B903D501; Fri, 29 May 2020 15:26:37 +0800 (CST) Received: from [127.0.0.1] (10.67.103.119) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.487.0; Fri, 29 May 2020 15:26:30 +0800 Subject: Re: [PATCH][next] RDMA/hns: remove duplicate assignment to pointer raq To: Colin King , Wei Hu , Weihang Li , Doug Ledford , "Jason Gunthorpe" , CC: , References: <20200528150427.420624-1-colin.king@canonical.com> From: oulijun Message-ID: <7a803901-5405-4837-3fa8-d81e8bdfc067@huawei.com> Date: Fri, 29 May 2020 15:26:30 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.1.0 MIME-Version: 1.0 In-Reply-To: <20200528150427.420624-1-colin.king@canonical.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.67.103.119] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2020/5/28 23:04, Colin King 写道: > From: Colin Ian King > > The pointer raq is being assigned twice. Fix this by removing > one of the redundant assignments. > > Fixes: 14ba87304bf9 ("RDMA/hns: Remove redundant type cast for general pointers") > Addressses-Coverity: ("Evaluation order violation") > Signed-off-by: Colin Ian King > --- > drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > index 8ff6b922b4d7..d02207cd30df 100644 > --- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > @@ -1146,7 +1146,7 @@ static void hns_roce_db_free(struct hns_roce_dev *hr_dev) > static int hns_roce_raq_init(struct hns_roce_dev *hr_dev) > { > struct hns_roce_v1_priv *priv = hr_dev->priv; > - struct hns_roce_raq_table *raq = raq = &priv->raq_table; > + struct hns_roce_raq_table *raq = &priv->raq_table; > struct device *dev = &hr_dev->pdev->dev; > int raq_shift = 0; > dma_addr_t addr; > thanks