From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joe Perches Subject: Re: [PATCH] net: Use a more standard macro for INET_ADDR_COOKIE Date: Wed, 14 May 2014 13:44:09 -0700 Message-ID: <1400100249.30384.32.camel@joe-AO725> References: <1400038207.24350.83.camel@joe-AO725> <20140514.160845.214090653562722244.davem@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: David Miller Return-path: In-Reply-To: <20140514.160845.214090653562722244.davem@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, 2014-05-14 at 16:08 -0400, David Miller wrote: > From: Joe Perches > Date: Tue, 13 May 2014 20:30:07 -0700 > > > Missing a colon on definition use is a bit odd so > > change the macro for the 32 bit case to declare an > > __attribute__((unused)) and __deprecated variable. > > > > The __deprecated attribute will cause gcc to emit > > an error if the variable is actually used. > > > > Signed-off-by: Joe Perches > > This is fine, applied, thanks Joe. > > Perhaps it would have been nicer to make the macros be initializers, > so that it still would look like a proper variable declaration at > the use sites: > > const __addrpair var = INET_ADDR_COOKIE(x, y, z); > > or something like that. Maybe so, but there's no way to add an __attribute__ before the = sign for the 32 bit case like that without another #define and it would then always require initialization too.