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=-12.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 6D8C3C388F9 for ; Fri, 23 Oct 2020 21:16:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 143C522273 for ; Fri, 23 Oct 2020 21:16:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="dZHbRTxE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756400AbgJWVQS (ORCPT ); Fri, 23 Oct 2020 17:16:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756080AbgJWVQQ (ORCPT ); Fri, 23 Oct 2020 17:16:16 -0400 Received: from mail-qt1-x844.google.com (mail-qt1-x844.google.com [IPv6:2607:f8b0:4864:20::844]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 200F2C0613CE for ; Fri, 23 Oct 2020 14:16:16 -0700 (PDT) Received: by mail-qt1-x844.google.com with SMTP id j62so2243364qtd.0 for ; Fri, 23 Oct 2020 14:16:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ONKARXAOXhn+rHY7xamM2KWYF09JnFj33g4K/fnpqwM=; b=dZHbRTxEQlVNK1Fn3lDYx9KoaG4539IChRW/73vmgucbEoNAKGqY3cxx2C8JihxF4c yk3EYGmjEMxQy25x82lgkave7H1cfzUeayLBXwsabmJ6AokqKFFm2RJf+hTwKcOmqkhy XW6sqma17y9IoiKWaDvODDu3IpABxcOWlSM3Kg9As/yfa3TLJmM/Jed6fv034H/BfWzr +8dmLs8/UtwbnbtKmXCclcshq+lQwXC2cUz6LYS9kxDRBf1zonyOc/qBMDJtp4gjgZq5 fcDxfhbD+PmByI1v/vxoDkqXC0qdRtpB3fOaMKTkUxTI4QyV+2PvptkOwp2fbXcYATXA ZBTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ONKARXAOXhn+rHY7xamM2KWYF09JnFj33g4K/fnpqwM=; b=PqWt2r3HKs4ABbWQVY9q/iTtm14LZDgHBh02nD3/Vms5TSGQq5yJHxQmNgi0/TTzsC RUHU/epzvw9sAj/MX1JeNZi9Y0Z5rmwC+XZGccqTtKQaLOU8W1LVmDXDKN3j1DfbgBOe cMns1zbfThW2zP8Ds8oTAsbi18jbGCb7yGFQMCkcM+mdPyQ9N2QggQurhMVeH7f0rp49 o6B5qXg+5x0BSqWRDh2Bt6JFD9YAdvv4Kr62WRtX5CsvBC1wSGNaZ4VNX28ql+YuxOs3 m/zyBw1F3F5YdWExviUZsnQbnXF9wZZfCO6/xZSD6GKFTPJDns8yRmJa9vgjrq3ovVlR ayJQ== X-Gm-Message-State: AOAM533uSm2RRBkPQXEUMkwoQ/Op3Bs+e/z1BfIbPObYNkzznKxmC3pv xdF0+An10LehTmEEnYRp2Yk= X-Google-Smtp-Source: ABdhPJwtzxN39qc5EDf5nyl74i4knkToIOcMwXNcjycEnGNhwF98VL5WSASbfdRhzrMKL1fGqKzDfg== X-Received: by 2002:a05:622a:4b:: with SMTP id y11mr4337580qtw.348.1603487775388; Fri, 23 Oct 2020 14:16:15 -0700 (PDT) Received: from tong-desktop.local ([2601:5c0:c200:27c6:a59b:90b7:e05c:ed13]) by smtp.googlemail.com with ESMTPSA id b23sm1614691qkh.68.2020.10.23.14.16.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Oct 2020 14:16:14 -0700 (PDT) From: Tong Zhang To: Anders Larsen , linux-kernel@vger.kernel.org Cc: ztong0001@gmail.com Subject: [PATCH] qnx4: do not interpret -EIO as a correct address Date: Fri, 23 Oct 2020 17:16:04 -0400 Message-Id: <20201023211604.159074-1-ztong0001@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org qnx4_block_map() may return -EIO on funny qnx4 fs image, in this case do not interpret -EIO as a correct address Signed-off-by: Tong Zhang --- fs/qnx4/inode.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c index e8da1cde87b9..d3a40c5b1a9a 100644 --- a/fs/qnx4/inode.c +++ b/fs/qnx4/inode.c @@ -59,6 +59,8 @@ static int qnx4_get_block( struct inode *inode, sector_t iblock, struct buffer_h QNX4DEBUG((KERN_INFO "qnx4: qnx4_get_block inode=[%ld] iblock=[%ld]\n",inode->i_ino,iblock)); phys = qnx4_block_map( inode, iblock ); + if (phys == -EIO) + return -EIO; if ( phys ) { // logical block is before EOF map_bh(bh, inode->i_sb, phys); -- 2.25.1