Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966014AbcJYU6D (ORCPT ); Tue, 25 Oct 2016 16:58:03 -0400 Received: from mout.kundenserver.de ([212.227.126.133]:65396 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965977AbcJYU57 (ORCPT ); Tue, 25 Oct 2016 16:57:59 -0400 From: Arnd Bergmann To: Mark Brown Cc: Heiner Kallweit , Linus Torvalds , linux-kernel@vger.kernel.org, Heiner Kallweit , Nobuteru Hayashi , linux-spi@vger.kernel.org Subject: Re: [PATCH 17/28] spi: fsl-espi: avoid processing uninitalized data on error Date: Tue, 25 Oct 2016 22:57:41 +0200 Message-ID: <4579438.TdncW0phX6@wuerfel> User-Agent: KMail/5.1.3 (Linux/4.4.0-34-generic; KDE/5.18.0; x86_64; ; ) In-Reply-To: <20161025191309.GX17252@sirena.org.uk> References: <20161017220342.1627073-1-arnd@arndb.de> <3945489.MQiL9ES5FK@wuerfel> <20161025191309.GX17252@sirena.org.uk> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Provags-ID: V03:K0:saQHHJVeHjNdqbsMRqnQoyd0+gDsQcqKK6EZrGIaIg/pnXtjUxB Ayk4hWzK2yCaMsrs516qI8vG1AmtmTj4Crfg+MrZUdMjse7jklUIf3OEYhpGnTlXdQmrpQY KsucGvCArC1dR5amQo2NIaf2OboVLBfquZZWSlKmApIRz1BqgdcFxqUwFsGX8mUEaUGqxIf jo0U2bkbKhHOGRARncogA== X-UI-Out-Filterresults: notjunk:1;V01:K0:0WjfWf2QRd4=:CONwGHPSH6U1BY5Jawei9I /LtjfS0BbOb4yKEd6TUlY73HLKEZS6jj1NBzz7dfw9XP1Uh8QcFpANMqQzPBlUEX+KGJ9+Jbi Y2PQmRXgAGAVox2gE80poZxBzA2ZiiZ8QRkyPJeLCNUHyGyK/wLp/QWWKedF59YqXpsm26vEk QUJmYmk9uNpAPXEH7TBHdgf3J/uwO3LRXCB1z3UcRb+Chgqr7A7qJklJ75ZjvfUyJVrSgQFNv cow6d41+p+Q2wWB8XWcGrjKZl2X8jmjv906ykwoDUrtpwHUEHf0PnJyN/aVLxpECCnhiynr5E ca0dWs8Eb7gezZNm/3ZunIsHxv44gmbe3HXGqaLpDwRmssUwGqFigMQgkiuTcTexqQl4LKXld gGiWU6Ue4e72nDG1aycpsCMvQSKZ3k8+9cwxtc/vVENE5CQ7eElhNZWbqZbhiTl9arQ7kAXT4 cevvhFO7/AyHi2maQq7LjYEXmNoRis9AgR4Q/zQtX3mKkJ71T/lMzjvkX5kZFpvcTB7zrqapf 8w1Wzr9QRv3io/wKttqsvO1HHp3gvIATJCgm5VdCrKNglnWKPTgS10zCeiHet9LWS46idGZLH jmBFKNEBw3pQEUmOi3GrORr0082NGgVKesxZAK+YRCJ31rnit7prlLGZUZ5oKq6pTTcHl7OqD wI2wZyZPwYfW5AdrycN2pj2Ar9XzObEnLF+B/lWBgWMXR1lbq/DZ057/xIJbmJw8NnKoHpByc Pu7rs6jwyq1c80AJ Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1022 Lines: 25 On Tuesday, October 25, 2016 8:13:09 PM CEST Mark Brown wrote: > > Not enough information to check signature validity. Show Details > On Mon, Oct 24, 2016 at 10:37:53PM +0200, Arnd Bergmann wrote: > > > I think my patch (the version I sent) should ideally make it into > > v4.9 as a bugfix. This was the powerpc warning I saw from Olof's > > autobuilder with the -Wmaybe-uninitialized warning added back, and > > it's one of the actual bugs I found (though rather unlikely > > to hit in practice). > > > Merging with Heiner's patches should be trivial, and I'm pretty > > sure we want the patch either way. Not sure if we need a backport, > > it was introduced earlier this year in commit 6319a68011b8 > > ("spi/fsl-espi: avoid infinite loops on fsl_espi_cpu_irq()") as > > I now found. > > Sorry but I've lost track of which patches are being talked about here. > If there's stuff for v4.9 can you send me a version that applies on > Linus' tree and I'll merge that up into what's applied for -next? > Done. Arnd