From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: linux-next: Tree for Aug 7 Date: Wed, 07 Aug 2013 09:17:25 -0700 Message-ID: <1375892245.4004.31.camel@edumazet-glaptop> References: <20130807155443.a0355d0429f3e0b4ccbed261@canb.auug.org.au> <20130807155918.GA16263@orbit.nwl.cc> <1375891974.8154.1.camel@jlt4.sipsolutions.net> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Phil Sutter , Sedat Dilek , Stephen Rothwell , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, David Miller , Hannes Frederic Sowa , wireless , John Linville To: Johannes Berg Return-path: In-Reply-To: <1375891974.8154.1.camel@jlt4.sipsolutions.net> Sender: linux-next-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, 2013-08-07 at 18:12 +0200, Johannes Berg wrote: > On Wed, 2013-08-07 at 17:59 +0200, Phil Sutter wrote: > > > The idea behind this patch is that users setting the protocol to > > something else probably do know better and so should be left alone. > > Regardless of that, I think that still the skb pointers would be changed > by this patch which would confuse the receiver of the SKB (device > driver), no? Has anyone verified that theory? :) Maybe receivers made wrong assumptions about some headers being set or not set ? A patch can uncover prior bugs. commit 76fe45812a3b134c3917 is an example of a fix we had to do because of another fix ;)