From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.3 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 7FEA9C48BE4 for ; Thu, 27 Jun 2019 17:40:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 593B5205ED for ; Thu, 27 Jun 2019 17:40:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Aq1KMHWJ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727051AbfF0Rkv (ORCPT ); Thu, 27 Jun 2019 13:40:51 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:37557 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726759AbfF0Rkv (ORCPT ); Thu, 27 Jun 2019 13:40:51 -0400 Received: by mail-pg1-f195.google.com with SMTP id 25so1344197pgy.4; Thu, 27 Jun 2019 10:40:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=t46mtjbtI3kfKQtCDE30bMwLgnekms1c5N/WXLRHQCM=; b=Aq1KMHWJHzmkqUp/kisIB0tLK4uQnRYkLDW/KonVJWvyc6GcMMAhseSmCIpRdIdAAZ Adfq5lxDw383Bw1yNCSWEaNJu4guwPQN4x1ffx9jAM9I1OfZ/juIr4tUGXPjg+LyRkU6 pzc2C/If59rU3wumJQorRmUk98tOSyYOFtvwn+73oDlrR0F+w24AEvex3rPRj3X+dwB8 isDfw6l7CgH9uO5LKaAdEezQncZKvgXfHpuKjcw+mfxgBefY6SYAWDb34IAxXPk/kDC4 MRtE9YHOuZrhRCYh0yq3WZROprdPUmCmpc3FpQQHLQjFQ9yhpyd9xGhD1OAJbgFrXgFB RyUw== 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; bh=t46mtjbtI3kfKQtCDE30bMwLgnekms1c5N/WXLRHQCM=; b=VsJiXdIdZ3XFvbBQvRVoi0zS1ZzZ8QYw+bpgGc9iauhQmsylp8gIaCu68X+M1n5qYc tvP9S1eXwKtRAOgf1n++Mz2DoruDPtJC26xp96Errmp7S88WCYmMerCA6x3SfQCPva0c 6BhsSGD6FonHdUrZhfydSOcbL+WnBIaj6seZu5x5TKwNoqDy2hZT3yAJL0dY7e/cqr38 LweX97SLd2s9Lgs+y9XR8t1XJ/cOpSLmMGAH9sUqMWLIxNc1z4mXXrGbvuXZkb/6BVFQ EpyLQoD/vM//6YEGVOsQXTpQmF2duGt79sKLO4IAzadR09o/1Qrw9iv3E7LsycvgXvR2 EwHg== X-Gm-Message-State: APjAAAWujcvFJDFJgySK5FuL5+NF7+DTTKQyBZlhv6XxQCFLvMMOXEkQ uAqpJC7A2QNG7ojn0puXDpc= X-Google-Smtp-Source: APXvYqx5uHL095Y9377Xj6V6dq9bqSsdNQRvILwVJLCBicRDa5beyUZ6jc6HAAsA8JExMVhOk0eEwg== X-Received: by 2002:a65:448b:: with SMTP id l11mr4797285pgq.74.1561657250380; Thu, 27 Jun 2019 10:40:50 -0700 (PDT) Received: from hfq-skylake.ipads-lab.se.sjtu.edu.cn ([202.120.40.82]) by smtp.googlemail.com with ESMTPSA id 125sm5862104pfg.23.2019.06.27.10.40.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 27 Jun 2019 10:40:49 -0700 (PDT) From: Fuqian Huang Cc: Fuqian Huang , Jay Cliburn , Chris Snook , "David S. Miller" , Colin Ian King , Yang Wei , Allison Randal , Thomas Gleixner , Will Deacon , Mao Wenan , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 38/87] ethernet: atlx: remove memset after pci_alloc_consistent in atl2.c Date: Fri, 28 Jun 2019 01:40:39 +0800 Message-Id: <20190627174040.4180-1-huangfq.daxian@gmail.com> X-Mailer: git-send-email 2.11.0 To: unlisted-recipients:; (no To-header on input) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org pci_alloc_consitent calls dma_alloc_coherent directly. In commit af7ddd8a627c ("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"), dma_alloc_coherent has already zeroed the memory. So memset is not needed. Signed-off-by: Fuqian Huang --- drivers/net/ethernet/atheros/atlx/atl2.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/net/ethernet/atheros/atlx/atl2.c b/drivers/net/ethernet/atheros/atlx/atl2.c index 3a3fb5ce0fee..3aba38322717 100644 --- a/drivers/net/ethernet/atheros/atlx/atl2.c +++ b/drivers/net/ethernet/atheros/atlx/atl2.c @@ -291,7 +291,6 @@ static s32 atl2_setup_ring_resources(struct atl2_adapter *adapter) &adapter->ring_dma); if (!adapter->ring_vir_addr) return -ENOMEM; - memset(adapter->ring_vir_addr, 0, adapter->ring_size); /* Init TXD Ring */ adapter->txd_dma = adapter->ring_dma ; -- 2.11.0