From patchwork Tue Jun 12 01:19:45 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ming Lei X-Patchwork-Id: 164303 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id C0982B6FC4 for ; Tue, 12 Jun 2012 11:21:13 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753238Ab2FLBVL (ORCPT ); Mon, 11 Jun 2012 21:21:11 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:61421 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753150Ab2FLBVJ (ORCPT ); Mon, 11 Jun 2012 21:21:09 -0400 Received: by mail-pb0-f46.google.com with SMTP id rp8so59936pbb.19 for ; Mon, 11 Jun 2012 18:21:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=VvU3JnDyGQZ5hilfAZFhZPTSdzoD1EHvu+vOQrvTIrQ=; b=t/wHV3jF94r1Hnz8lx8RXyVShtfvHsofTrsVutcO05QfzH6NcpwURQYJdgH71xIDkD uS7O1NwNIgQf8AVR0Rc77BBp/ZJ/sxUw2whFTq93Mv1eSVLScxs686zFor+0IyIFsunu ZBgyMhGKkmZKMC3Uq2pim3Xnxp051mfAUD68aOv1YGpv3CUzK9VM2A7cVWaea0TXKFZF dYbBA78AV5YBe2DddD6RgHzPhKZ684YMWdk7FINlyvMnWMomwM/u7J3AVwkukf22ICVS Qgm6GToWuh1gHmNNNCot6wwOb5fFGwlV5xpki595CBzF6PwOlxUE6Snm4nevXmgCdwBt 25GA== Received: by 10.68.227.67 with SMTP id ry3mr26682092pbc.158.1339464069167; Mon, 11 Jun 2012 18:21:09 -0700 (PDT) Received: from localhost ([183.37.205.112]) by mx.google.com with ESMTPS id pq1sm127125pbb.5.2012.06.11.18.21.04 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 11 Jun 2012 18:21:08 -0700 (PDT) From: Ming Lei To: "David S. Miller" , Greg Kroah-Hartman Cc: Oliver Neukum , netdev@vger.kernel.org, linux-usb@vger.kernel.org, Ming Lei Subject: [PATCH 7/7] usbnet: don't initialize transfer buffer before submit status URB Date: Tue, 12 Jun 2012 09:19:45 +0800 Message-Id: <1339463985-9006-8-git-send-email-tom.leiming@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1339463985-9006-1-git-send-email-tom.leiming@gmail.com> References: <1339463985-9006-1-git-send-email-tom.leiming@gmail.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The line below in intr_complete isn't needed, memset(urb->transfer_buffer, 0, urb->transfer_buffer_length); so just remove it. Signed-off-by: Ming Lei --- drivers/net/usb/usbnet.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index f4bd5fa..5d7956d 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -209,7 +209,6 @@ static void intr_complete (struct urb *urb) if (!netif_running (dev->net)) return; - memset(urb->transfer_buffer, 0, urb->transfer_buffer_length); status = usb_submit_urb (urb, GFP_ATOMIC); if (status != 0) netif_err(dev, timer, dev->net,