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=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 C494DC48BE4 for ; Thu, 27 Jun 2019 17:41:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 94F07205ED for ; Thu, 27 Jun 2019 17:41:45 +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="NM7Tf3kx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726865AbfF0Rlo (ORCPT ); Thu, 27 Jun 2019 13:41:44 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:34959 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726543AbfF0Rln (ORCPT ); Thu, 27 Jun 2019 13:41:43 -0400 Received: by mail-pf1-f196.google.com with SMTP id d126so1591846pfd.2; Thu, 27 Jun 2019 10:41:43 -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=5CHqL3EBEcLGFr61w8Fbiglt4+Qtw+juW+E0F79bUSs=; b=NM7Tf3kxJBT2upUU+pbABqaJLAjxI6Ms9o0eJv2QrYuvklzHK11o6kGy7Q8McL1vPq MgYWuWCBZqZNoAnexFzEFBBdgbibCPCGf6+Lgy86Y68MK/6R5s9ZK7mc8XplYTbK2Oji Hb0tMLHj9fwHiddVNbUaJZ1trObejkwRJi1L/IPyWUB+6lwIUoOzAXZwU67PtgsrxeXh xSkB/ra4fQX7u8pW22kcqNB/NRbN3awoAmuG1h/z6Fc3JpF77hbRBVZZmeRPjdmgAO/S lySUUWBD5b8nJHHTVmnDRIx1wYoatsNI5MtLg5ikI5GXBuafKODtPDu5Z/Ts5B0iLlyn 9pQA== 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=5CHqL3EBEcLGFr61w8Fbiglt4+Qtw+juW+E0F79bUSs=; b=k/Khw6lEou8vaZ9WgRAujpGsrun4qlNhYkk9U+OQSZz77q0Ky/68Q5ucVQtlhwSv/6 k/yvz80rc7/xpB9VIxQWcpRDV/fv5vU2gDM97BMYp0KTy9kE+cSJ57SUVbVREjbWP6e9 +cjnOen08tj8HRlDy5fU1Cjun9Y8voCvWZNb9tbvx+tH07DotWnfM7k6n0J2GJA0N/UO lgzoYIORmnq7hkehW7g0byj1zZqMqNH13XR5/tFPForqtjtM152n/ba6IvBmalPU4Uum W0a50bD1T1Kz9czi8myqcSkAJmgFoI72csIXuWuNKsQmDd7uF7FgseclMdctp8/qar/q Z15Q== X-Gm-Message-State: APjAAAXDRXV3mhB5pZ+7MaSuVFxbt9R9ATecvYXCkVbQ+0S3klaP+j8C XrjIBO+mO+ZdF4OYjN+Q+Io= X-Google-Smtp-Source: APXvYqygHbISHDdrpLXVbPOdsy6jcU8n8uSLL//hpP7O9so9tZGLN1fZ3SYPqRuoFVHEXuoxUnueYw== X-Received: by 2002:a17:90a:2506:: with SMTP id j6mr7654829pje.129.1561657302927; Thu, 27 Jun 2019 10:41:42 -0700 (PDT) Received: from hfq-skylake.ipads-lab.se.sjtu.edu.cn ([202.120.40.82]) by smtp.googlemail.com with ESMTPSA id e26sm3392164pfn.94.2019.06.27.10.41.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 27 Jun 2019 10:41:42 -0700 (PDT) From: Fuqian Huang Cc: Fuqian Huang , Greg Kroah-Hartman , Jiri Slaby , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 47/87] tty: serial: remove memset after pci_alloc_consistent in icom.c Date: Fri, 28 Jun 2019 01:41:35 +0800 Message-Id: <20190627174136.4451-1-huangfq.daxian@gmail.com> X-Mailer: git-send-email 2.11.0 To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org pci_alloc_consistent 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/tty/serial/icom.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c index ad374f7c476d..624f3d541c68 100644 --- a/drivers/tty/serial/icom.c +++ b/drivers/tty/serial/icom.c @@ -207,8 +207,6 @@ static int get_port_memory(struct icom_port *icom_port) return -ENOMEM; } - memset(icom_port->statStg, 0, 4096); - /* FODs: Frame Out Descriptor Queue, this is a FIFO queue that indicates that frames are to be transmitted */ -- 2.11.0