From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E520C04AAF for ; Tue, 21 May 2019 13:09:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4664B217D4 for ; Tue, 21 May 2019 13:09:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558444160; bh=UMiTSP3vE2C3S2QMDxEcaTerhYT+4tA555NRkGhW3Uk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=GUgtebRfohcfWRP39dPB5aGgsaGRo3Fhx+5F7S0U/MrBjXRCvVQbx5+o6tc6lTmqd PNtdJ/d58GhxWBXlPdrq1OqD6GfvEWD6PeBE96meG/PO8bGOrFYSwnHl+wVsfnIQpr 7V7EgybYQUHRryi8BD3gpzuQeD2WN9t7BL9rYC0E= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727976AbfEUNJT (ORCPT ); Tue, 21 May 2019 09:09:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:50886 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727812AbfEUNJT (ORCPT ); Tue, 21 May 2019 09:09:19 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8F6902173C; Tue, 21 May 2019 13:09:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558444159; bh=UMiTSP3vE2C3S2QMDxEcaTerhYT+4tA555NRkGhW3Uk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=cIeB0EEo/G7r4GRPeZaKjbu2Yxx10MGHqEVxGhh24XsyQNpg/7sCmXzJcgWeaPGE3 8djxcUX0UkNwDATSVlWUVLiE3b1moOa5H4Lqxj/LPRJqdxy/SsTv/Suude/gS0K33Q i0VfhWKqVpVL3HbstcYJNdxFBsUBHG51AnITZnQM= Date: Tue, 21 May 2019 15:09:13 +0200 From: Greg Kroah-Hartman To: kbuild test robot Cc: Alan Stern , kbuild-all@01.org, linux-usb@vger.kernel.org, Johan Hovold Subject: Re: [usb:usb-linus 3/10] drivers/media//usb/siano/smsusb.c:447:37: warning: 'in_maxp' may be used uninitialized in this function Message-ID: <20190521130913.GA7273@kroah.com> References: <201905211645.tumqhfAz%lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201905211645.tumqhfAz%lkp@intel.com> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Tue, May 21, 2019 at 04:48:47PM +0800, kbuild test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-linus > head: 53c7b63f797c96a30c21dd3b781fafaae096a12b > commit: 31e0456de5be379b10fea0fa94a681057114a96e [3/10] media: usb: siano: Fix general protection fault in smsusb > config: mips-allmodconfig (attached as .config) > compiler: mips-linux-gcc (GCC) 8.1.0 > reproduce: > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > git checkout 31e0456de5be379b10fea0fa94a681057114a96e > # save the attached .config to linux build tree > GCC_VERSION=8.1.0 make.cross ARCH=mips > > If you fix the issue, kindly add following tag > Reported-by: kbuild test robot > > Note: it may well be a FALSE warning. FWIW you are at least aware of it now. > http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings False positive, gcc isn't smart enough here. greg k-h