Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758848AbcCVN15 (ORCPT ); Tue, 22 Mar 2016 09:27:57 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:45296 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758354AbcCVN1t (ORCPT ); Tue, 22 Mar 2016 09:27:49 -0400 Date: Tue, 22 Mar 2016 09:27:47 -0400 From: Greg KH To: Claudiu Beznea Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Staging: wlan-ng: moved memset() calls after copy_from_user() call Message-ID: <20160322132747.GA1201@kroah.com> References: <1458071595-22365-1-git-send-email-claudiu.beznea@gmail.com> <20160322020217.GA24033@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 262 Lines: 10 On Tue, Mar 22, 2016 at 03:02:00PM +0200, Claudiu Beznea wrote: > I was guided by the principle that every instruction counts, no matter the > execution context. But you have to be able to actually measure the difference, and here you can't. thanks, greg k-h