From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751911Ab3LJBgw (ORCPT ); Mon, 9 Dec 2013 20:36:52 -0500 Received: from shards.monkeyblade.net ([149.20.54.216]:44902 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750721Ab3LJBgs (ORCPT ); Mon, 9 Dec 2013 20:36:48 -0500 Date: Mon, 09 Dec 2013 20:36:46 -0500 (EST) Message-Id: <20131209.203646.425478975392590777.davem@davemloft.net> To: zwu.kernel@gmail.com Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, wuzhy@linux.vnet.ibm.com Subject: Re: [PATCH 2/2] tun: remove useless codes in tun_chr_aio_read() and tun_recvmsg() From: David Miller In-Reply-To: <1386363300-19040-2-git-send-email-zwu.kernel@gmail.com> References: <1386363300-19040-1-git-send-email-zwu.kernel@gmail.com> <1386363300-19040-2-git-send-email-zwu.kernel@gmail.com> X-Mailer: Mew version 6.5 on Emacs 24.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.1 (shards.monkeyblade.net [0.0.0.0]); Mon, 09 Dec 2013 17:36:47 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zhi Yong Wu Date: Sat, 7 Dec 2013 04:55:00 +0800 > From: Zhi Yong Wu > > By checking related codes, it is impossible that ret > len or total_len, > so we should remove some useless codes in both above functions. > > Signed-off-by: Zhi Yong Wu Applied.