From patchwork Tue Nov 24 13:27:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11928851 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 40957C825A4 for ; Tue, 24 Nov 2020 13:29:11 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id A96E4206F9 for ; Tue, 24 Nov 2020 13:29:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="T0mbtous" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A96E4206F9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 6B1196B00E0; Tue, 24 Nov 2020 08:28:44 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 3A6F66B00E3; Tue, 24 Nov 2020 08:28:44 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 15C656B00E1; Tue, 24 Nov 2020 08:28:44 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0216.hostedemail.com [216.40.44.216]) by kanga.kvack.org (Postfix) with ESMTP id E82656B00E0 for ; Tue, 24 Nov 2020 08:28:43 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id B4E83181AEF1E for ; Tue, 24 Nov 2020 13:28:43 +0000 (UTC) X-FDA: 77519391726.25.fog13_56008862736e Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin25.hostedemail.com (Postfix) with ESMTP id 909C61804E3A1 for ; Tue, 24 Nov 2020 13:28:43 +0000 (UTC) X-HE-Tag: fog13_56008862736e X-Filterd-Recvd-Size: 3052 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf18.hostedemail.com (Postfix) with ESMTP for ; Tue, 24 Nov 2020 13:28:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=/O13+dcLk1L7JyoO+1N94KNWJ8AA8wxdNDwugfkz49U=; b=T0mbtousMy3gTU4W+Hav1SXmPG ntoJpVsr1rVrypAPqknRPUnpesJSMBrUc00lVI6rw9tW7L0UTd5qDYChjsDIp5I+2p9rgRfczorvW myNaorvAqWHtFI8YzROhDDUSGaAL1oE03jbsWr7RUeag8w/Fra4vYKypkXrsbnoMydets0qq/jCNw kAWVxaa3y0zHwqhTRdVwYBa7yrqO3jWUl7tXKnrMDreCJh9HnCSyQhcMGVcHEbB5RfozmnnymLj8T T8hSeMtKcFNU6MG3WPtXCg75QSQ31Et+ZdTKD3UyLrPnveQ8KHIGAcZK2WiJCk91FG4lz+px4829j pUPMLhxA==; Received: from [2001:4bb8:180:5443:c70:4a89:bc61:3] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1khYMe-0006WC-FD; Tue, 24 Nov 2020 13:28:12 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Tejun Heo , Josef Bacik , Konrad Rzeszutek Wilk , Coly Li , Mike Snitzer , Greg Kroah-Hartman , Jan Kara , Johannes Thumshirn , dm-devel@redhat.com, Richard Weinberger , Jan Kara , linux-block@vger.kernel.org, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 12/45] block: remove a superflous check in blkpg_do_ioctl Date: Tue, 24 Nov 2020 14:27:18 +0100 Message-Id: <20201124132751.3747337-13-hch@lst.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201124132751.3747337-1-hch@lst.de> References: <20201124132751.3747337-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: sector_t is now always a u64, so this check is not needed. Signed-off-by: Christoph Hellwig Acked-by: Tejun Heo Reviewed-by: Jan Kara --- block/ioctl.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/block/ioctl.c b/block/ioctl.c index 6b785181344fe1..0c09bb7a6ff35f 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -35,15 +35,6 @@ static int blkpg_do_ioctl(struct block_device *bdev, start = p.start >> SECTOR_SHIFT; length = p.length >> SECTOR_SHIFT; - /* check for fit in a hd_struct */ - if (sizeof(sector_t) < sizeof(long long)) { - long pstart = start, plength = length; - - if (pstart != start || plength != length || pstart < 0 || - plength < 0 || p.pno > 65535) - return -EINVAL; - } - switch (op) { case BLKPG_ADD_PARTITION: /* check if partition is aligned to blocksize */