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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3EFB0C4167B for ; Mon, 27 Nov 2023 17:15:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233921AbjK0RO4 (ORCPT ); Mon, 27 Nov 2023 12:14:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231664AbjK0ROn (ORCPT ); Mon, 27 Nov 2023 12:14:43 -0500 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 80B25189; Mon, 27 Nov 2023 09:14:49 -0800 (PST) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 9C47640E014B; Mon, 27 Nov 2023 17:14:47 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id TjHxyBW3GjS7; Mon, 27 Nov 2023 17:14:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1701105285; bh=1XsCHVs3G1AK8quCu6PRq/dRGJyYh/0vS/L9fgr5Dsk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=BYnUBMxlUm/TeOHT5vbel+mUEYciMKpvvy+i3YEyhxclh1vMaMbB9Wdcrfgn0+Cr+ GIKWaOh16XC0T5xDMYAyjF10xt41gjmE4hMY6xzxao5+KbzngfJUuXQzobZDxr0SS3 R7YIYl8jGA+haI1u/73qjzSrfRQm+PCqOKnmwGrmZdCYpkENE/by7jpVjJYBqAeUlz QtIs88mTZvYi7uE/oMoM/8xaZmCf4Nk2KzokmUhX7kCQOqD2P43jNGEtNV/MsWy4qA EOyYJhLmgKNgvzl86irhK8LEDW1xi0f84Q3huE5tSN4WZhbKrH1Zi05fyhOoFva0L6 y7vGf2RDhrV2SRxhVPTmnMFI/235COquRZeyX/piq3v/ughSaGrvViR0oX/gO+dKE1 wQgt8I9CZADCeSsv+1gCPT1zxQErPcA0nsfqD+Wl94yxknBrBl/rnkhCE+Tz/3xoTf +qJ27ibC2ldTHPbR1NckGyOSile12D0Dxx38HipK+75l14qJ2CxFVTy0bAXTaMiyn4 qKJswJarSLRRalEwOjHZs1cgHBzKcOI1MBSe3/lWorYuVnRf2J6Nj1KdGUphYMxs2M mpv0w9U4kgcVFHtNfsSJqOzcSqSSW2a1rADflw2Go9zmbIqORCExdBVhXXytbJjRn5 87FeZVC+5BF6ZSqdTDwErw68= Received: from zn.tnic (pd95304da.dip0.t-ipconnect.de [217.83.4.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id A9BC740E0031; Mon, 27 Nov 2023 17:14:36 +0000 (UTC) Date: Mon, 27 Nov 2023 18:14:35 +0100 From: Borislav Petkov To: Abhinav Singh Cc: tony.luck@intel.com, qiuxu.zhuo@intel.com, james.morse@arm.com, mchehab@kernel.org, rric@kernel.org, linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org Subject: Re: [PATCH] driver : edac : Fix warning using plain integer as NULL Message-ID: <20231127171435.GCZWTOe+DQSy4kkuKO@fat_crate.local> References: <20231109212157.1454726-1-singhabhinav9051571833@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20231109212157.1454726-1-singhabhinav9051571833@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 10, 2023 at 02:51:57AM +0530, Abhinav Singh wrote: > Sparse static analysis tools generate a warning with this message > "Using plain integer as NULL pointer". In this case this warning is > being shown because we are trying to initialize pointer to NULL using > integer value 0. And that is a problem because? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette