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 X-Spam-Level: X-Spam-Status: No, score=-7.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 667FDC04EB9 for ; Thu, 6 Dec 2018 14:48:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2EACB21479 for ; Thu, 6 Dec 2018 14:48:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544107684; bh=uj41PPN0C8iNBqG2AdXb/gcKO7OlzYS7H/bqgRhy87Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=K8Mrp9fWtIo2qU/t6ltaSihmdPFRzUviOfBTxHGkRbBu/vsRLyKSqU5RIcep4uEMu uWhswvzrix8Awy+BELe7FdTn7kpiPg30QVb+gr28UJpyG3r9wX6zH0pJTDL/tG+wsA 1zIYHdXW/hT+zYirVgfIpX/pfsjd2QPQ6JQ8up3I= DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2EACB21479 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731541AbeLFOsD (ORCPT ); Thu, 6 Dec 2018 09:48:03 -0500 Received: from mail.kernel.org ([198.145.29.99]:53118 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730774AbeLFOr7 (ORCPT ); Thu, 6 Dec 2018 09:47:59 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (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 889B22082B; Thu, 6 Dec 2018 14:47:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544107679; bh=uj41PPN0C8iNBqG2AdXb/gcKO7OlzYS7H/bqgRhy87Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0nBCkbPGrl64mjPsfhb4fwq1c+XM2KyZbQQluCuPEoBpLb8EDpgcNevKN3RlxvxWK eJT5klo+DamPrTY+b1uM4aZNwpusF9HMxlD73uAG9T7MkAHfBOOuW5qFZOeGvseu+E q2ehBu7M/vQpwYwiYyPy5prERmCs3Vb17Xjb1Urg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Chao Yu , Jaegeuk Kim , Ben Hutchings Subject: [PATCH 4.9 097/101] f2fs: fix missing up_read Date: Thu, 6 Dec 2018 15:39:36 +0100 Message-Id: <20181206143018.764350495@linuxfoundation.org> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181206143011.174892052@linuxfoundation.org> References: <20181206143011.174892052@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jaegeuk Kim commit 89d13c38501df730cbb2e02c4499da1b5187119d upstream. This patch fixes missing up_read call. Fixes: c9b60788fc76 ("f2fs: fix to do sanity check with block address in main area") Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim Signed-off-by: Ben Hutchings Signed-off-by: Greg Kroah-Hartman --- fs/f2fs/node.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1606,8 +1606,10 @@ static int f2fs_write_node_page(struct p } if (__is_valid_data_blkaddr(ni.blk_addr) && - !f2fs_is_valid_blkaddr(sbi, ni.blk_addr, DATA_GENERIC)) + !f2fs_is_valid_blkaddr(sbi, ni.blk_addr, DATA_GENERIC)) { + up_read(&sbi->node_write); goto redirty_out; + } set_page_writeback(page); fio.old_blkaddr = ni.blk_addr;