Received: by 2002:a05:6a10:22f:0:0:0:0 with SMTP id 15csp384169pxk; Fri, 11 Sep 2020 09:27:38 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx8Gz8TmFTqfNy7mrVMTFStpKmFucITf9yUXpaXaFKny2Ax3KZOG2VE0BnGUEIagM03/NuT X-Received: by 2002:a50:d2d1:: with SMTP id q17mr2969732edg.167.1599841657867; Fri, 11 Sep 2020 09:27:37 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1599841657; cv=none; d=google.com; s=arc-20160816; b=0Miah6QVaowR9woKinPxDbMAu5mFmf5pp/7UOoHFQcR8jHpLwTxg12+cvRjO/FPmah npVDetxtSItfEDFItnMmJq8pB0RsDxEsGmJI6xw8vSERc8pt2y/YP9iPP5I66M7/A09t UFHVbCsclH4UjfOMH9S/ht50p7UY9eCMRzPBFjHNKTBJUjEi1MPEZfuJsAPVHY2ZBFDj KD+bUWA5/EiUm5wMJAD/3wBVABq+pTVlttqjgau5r6UJQU117a7Dy3yl75uu58RapS/g uaOkl6rMxwqvXult3dRyMm4shRPeg7oowbzTs0/Yk+wU7VQewbatPvEtvXpvekUqGQSV aKxQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=w/9PBNVGHi8knLUQFsl8kSkJYygP2ZoB7NKStUSadKg=; b=S4Hs6uaUxXOTBWldUPWf3FgLz8AiWGD4XIdGUrXShw63Ltt5U9/8ppzaZY+6DftQLk WDFc2Evd8IWQNbnDoJXUkWrhIaD+8EPtvNlkTz40xE+Kd9EGQZlwgzfbJTQhjTilf8ri aRhcyPbBaU8PpMD0mAGSNRPixKWgE+1ZbO2qSIw5lNXcDez5O6yxVX9pGhMAcH0mY9p6 pAyfyK0TmsiYMNppySgfkIseNs5UoseoSyVlYodFWBnOkDYUy/wo5s3c59NtYpsDSsaZ iNd+/ZS8rYGulw2D1yg0krT0wl4oqCdfNfv6ptSpBsKl/zIKRTANoYFbR9FHE36ancfX 8qdQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="hL7tU/I7"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a3si1557285ejx.587.2020.09.11.09.27.15; Fri, 11 Sep 2020 09:27:37 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="hL7tU/I7"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726464AbgIKQ0e (ORCPT + 99 others); Fri, 11 Sep 2020 12:26:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:55360 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726473AbgIKPWi (ORCPT ); Fri, 11 Sep 2020 11:22:38 -0400 Received: from kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com (unknown [163.114.132.4]) (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 D9045207FB; Fri, 11 Sep 2020 15:22:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599837758; bh=KF+SM6aIBn3OyO0eNQnwwx03nzA7TACIYZpv2J3yp9U=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=hL7tU/I7nOYzJMA3X+i0rXaLApWXobE3+fvOXtf3FWFs6x5uOh1ldSI2Nn3622sqO qbeRDbQxp0x5TTrJlufODjVjBx/z3ROjAU5LyPyg6emXJms11cAxZNOHgrm1520xiM vZEIm5Pmnpkw3KeaX9FCl3fKGAEmxbXcm4TLbx+s= Date: Fri, 11 Sep 2020 08:22:36 -0700 From: Jakub Kicinski To: Russell King - ARM Linux admin Cc: Nathan Chancellor , David Miller , andrew@lunn.ch, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com Subject: Re: [PATCH net-next] net: mvpp2: Initialize link in mvpp2_isr_handle_{xlg,gmac_internal} Message-ID: <20200911082236.7dfb7937@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: <20200911111158.GF1551@shell.armlinux.org.uk> References: <20200910174826.511423-1-natechancellor@gmail.com> <20200910.152811.210183159970625640.davem@davemloft.net> <20200911003142.GA2469103@ubuntu-n2-xlarge-x86> <20200911111158.GF1551@shell.armlinux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 11 Sep 2020 12:11:58 +0100 Russell King - ARM Linux admin wrote: > On Thu, Sep 10, 2020 at 05:31:42PM -0700, Nathan Chancellor wrote: > > Ah great, that is indeed cleaner, thank you for letting me know! > > Hmm, I'm not sure why gcc didn't find that. Strangely, the 0-day bot > seems to have only picked up on it with clang, not gcc. May be similar to: https://lkml.org/lkml/2019/2/25/1092 Recent GCC is so bad at catching uninitialized vars I was considering build testing with GCC8 :/