From patchwork Thu Nov 26 13:03:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11933693 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=-16.5 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 11858C83021 for ; Thu, 26 Nov 2020 13:07:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8D9E121D7E for ; Thu, 26 Nov 2020 13:07:20 +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="fCfJvwHP" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D9E121D7E 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 7D33F6B0082; Thu, 26 Nov 2020 08:07:00 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 710116B0085; Thu, 26 Nov 2020 08:07:00 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3EE866B0083; Thu, 26 Nov 2020 08:07:00 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0026.hostedemail.com [216.40.44.26]) by kanga.kvack.org (Postfix) with ESMTP id 13B666B0085 for ; Thu, 26 Nov 2020 08:07:00 -0500 (EST) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id D8D5D8249980 for ; Thu, 26 Nov 2020 13:06:59 +0000 (UTC) X-FDA: 77526594558.03.flame87_50071a42737f Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin03.hostedemail.com (Postfix) with ESMTP id B6A0328A4EA for ; Thu, 26 Nov 2020 13:06:59 +0000 (UTC) X-HE-Tag: flame87_50071a42737f X-Filterd-Recvd-Size: 3002 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Thu, 26 Nov 2020 13:06:59 +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=hkZ3kL3dtIfOBE0h3NJSBhFvBELjgr4IDAohskoKJQM=; b=fCfJvwHPUDDStYbe0VsGaec1in U0zKXdrWOqg/L2l/BL9qX6NQaal1L3Uusa/6q1hmk1oWjZ7IMFo7XofMZStGwr7WznBF9TBW+s0OS 6CulGjI2XcLUdygOsMow8BLNKQCEqU6hm8dk4yrnVZAn4AAjTF/Snw6eK0jhrsfgXJecL9mltL6ki HdYSZLmZaP7ZQ/fA+wo0Uxx0lBvV4iB5Vh9MgcX5/zRausT/1kLE18oDuA4RAkqJRcT1bDJHXNCm5 kY7YN0If2gfe4bIItZVrOhw7oqhpXep1bWKV6SsURJ6x4g+QA/OnAEiRvbBTj4jOWagKSP+h389TD DgmdR6Ag==; Received: from [2001:4bb8:18c:1dd6:27b8:b8a1:c13e:ceb1] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kiGz2-0003z9-Fv; Thu, 26 Nov 2020 13:06:48 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Tejun Heo , Josef Bacik , Coly Li , Mike Snitzer , Greg Kroah-Hartman , Jan Kara , Johannes Thumshirn , dm-devel@redhat.com, Jan Kara , linux-block@vger.kernel.org, linux-bcache@vger.kernel.org, linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 11/44] block: remove a superflous check in blkpg_do_ioctl Date: Thu, 26 Nov 2020 14:03:49 +0100 Message-Id: <20201126130422.92945-12-hch@lst.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201126130422.92945-1-hch@lst.de> References: <20201126130422.92945-1-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 Reviewed-by: Hannes Reinecke --- 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 */