From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg1-f195.google.com ([209.85.215.195]:45536 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726869AbeIAA2N (ORCPT ); Fri, 31 Aug 2018 20:28:13 -0400 Received: by mail-pg1-f195.google.com with SMTP id m4-v6so5909197pgv.12 for ; Fri, 31 Aug 2018 13:19:08 -0700 (PDT) Date: Fri, 31 Aug 2018 13:19:05 -0700 From: Guenter Roeck To: Greg Kroah-Hartman Cc: stable Subject: Re: Build failures in stable queues (4.4.y and later) Message-ID: <20180831201905.GA25259@roeck-us.net> References: <46462cd3-bf66-a95e-66a3-77569a1dd32f@roeck-us.net> <20180831200728.GB3505@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180831200728.GB3505@kroah.com> Sender: stable-owner@vger.kernel.org List-ID: On Fri, Aug 31, 2018 at 01:07:28PM -0700, Greg Kroah-Hartman wrote: > On Fri, Aug 31, 2018 at 08:47:59AM -0700, Guenter Roeck wrote: > > One more build failure in v4.9.y.queue: > > > > > > Build reference: v4.9.124-64-g6d66e98 > > gcc version: sparc64-linux-gcc (GCC) 7.3.0 > > > > Building sparc32:allmodconfig ... passed > > Building sparc32:defconfig ... failed > > -------------- > > Error log: > > > > arch/sparc/kernel/pcic.c: In function 'pcibios_fixup_bus': > > arch/sparc/kernel/pcic.c:647:8: error: 'cmd' may be used uninitialized in this function > > That is really odd as there is no patch in the queue that touches this > file. Could this have been caused by an older release? > Ah, yes, sorry. I had added sparc32:defconfig recently since sparc32:allmodconfig no longer builds in mainline. The fix is commit 2dc77533f1e4 ("sparc: kernel/pcic: silence gcc 7.x warning in pcibios_fixup_bus()"). The patch applies cleanly to v4.9.y and fixes the problem. Guenter