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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 17EB4E7717D for ; Mon, 9 Dec 2024 13:04:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=itSBN0bq6LK05k7YU0X/0pbXDAuLGqboA/6J9a7m8cg=; b=ehfxZDGsSEVhHVhb1AKI4MWwmF dJAOm4oxp9DYmCIGJmUWRax86WYQqvA3mGzBbv3LAYlqJsDoB8dNQ04SNQfq3I7ysqJgSEdWR0Bia UJey/btCblAfwPd94atazPzo6GPxmSm7qUNJy5CwS8yBLBU5U8TYn4cLqow7YKpNNsXvwddmnQ8Js PN+7bhlZHwl/An5/+d7Ue+fTlmmEgCl8OBdjKWpU6jexNFds4nIT16vHqiYnP+kkXwjo+Qr1h7z6V zA/taTILHNagy1xDhzapZKGd2y5nruVlR/GZ5HlYT+mze09B5HoIGcEInk01dXSNdgrC/VuFFZO+n xyndEzbg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tKdRE-00000007rG1-3lhe; Mon, 09 Dec 2024 13:04:36 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tKd7p-00000007lcd-3VFk for linux-nvme@lists.infradead.org; Mon, 09 Dec 2024 12:44:35 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id BB39C68D09; Mon, 9 Dec 2024 13:44:25 +0100 (CET) Date: Mon, 9 Dec 2024 13:44:25 +0100 From: Christoph Hellwig To: kernel test robot Cc: Keith Busch , axboe@kernel.dk, hch@lst.de, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org, llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, sagi@grimberg.me, asml.silence@gmail.com, anuj20.g@samsung.com, joshi.k@samsung.com, Keith Busch Subject: Re: [PATCHv12 11/12] nvme: register fdp parameters with the block layer Message-ID: <20241209124425.GA14066@lst.de> References: <20241206221801.790690-12-kbusch@meta.com> <202412071144.9uXFLnls-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202412071144.9uXFLnls-lkp@intel.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241209_044434_012210_BD2AC7B9 X-CRM114-Status: GOOD ( 10.98 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Mon, Dec 09, 2024 at 12:05:27PM +0800, kernel test robot wrote: > >> drivers/nvme/host/core.c:2187:11: warning: variable 'i' is uninitialized when used here [-Wuninitialized] > 2187 | } while (i++ < fdp_idx); > | ^ > drivers/nvme/host/core.c:2160:7: note: initialize the variable 'i' to silence this warning > 2160 | int i, n, ret; > | ^ > | = 0 > 2 warnings generated. Yeah, looks like this is uninitialized. Did I mention I hate these variable length log entries in nvme? They've already been a major pain in ANA before..