From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-2630128-1524406222-2-1993129200959303186 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.25, MAILING_LIST_MULTI -1, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, LANGUAGES enda, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='US', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=fm2; t= 1524406221; b=FKb02ppEyGB4CUAxb942BeRpAWGAzWRq7JLoRYmOGHEccsn45a 4sjue2lxkBhtZWmc+QE1gBCvQQ//9zzKZc2kb0Db+FClYfxBWUlKfyeqF785dxqh AmXX2+7S39qx48407xEGBn/UhcRrL8O89s49D/pBUqFUPBpBlkvo6cgt9XFwquFi cMLcAOBjD1ZjP1PLCH/VrhI2ISYHMMwIKTpfpC+2AaBYuJ7JuiLW/rsloTOxMaV0 W5DnA+i/c1QkIlYsK99J8G6ZtlsP9dbkmSANqTXvEKZpTTeXlJYKdDLEgzLsNGg1 xiUTeAc+BQotMVmp87pQD0aIB0lnH8MQWwlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=fm2; t=1524406221; bh=XBf4bMbUWratyZ82RkYjt9SS9KeEFV LCjFQCdv7YZ34=; b=S3OLJEPB1xFiB4otYQEi5EV2VjQIVyP6Zp7m0bXU6KzE/M W3FCWDz6c3jumohrYEjugLupqZxnsWsQE7k7fMNiSVLEHTyPm1FyeG6UkTkx35op 50A+MChWob9td6dQwpi33J25KwsF3dG/Tv2bHIkRa7ir+w58Kung+MBcJqK5jjKF 9UO5iWjrp+XaseUFB84UXYvjIbOAzKL8iahNoY6Obe2mIxidvv8LLegrYe2sX4QE LAz3JUFzIAiZfBMOLZ6/PflBwOd8z/IxAFZvmWCA3NqcS07xBWMZLEzY6J+apqK0 maQ6EBkmDKu8EeVZMxJufFD/pSVA3CjyGYuDzY5w== ARC-Authentication-Results: i=1; mx2.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 Authentication-Results: mx2.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfJxvG53lILhdKkegLtAygXAqVHgqfBbU+hn5VYdGWFB+/tMAa0HZPw3/uOO39jp6UiRhkFXTHjt8H8Wp7RvX3Gx5fGokoQhHnWxxm89n+OEwlZo8bXn6 mEpp93R3Zh3AD54r8yzwnYWwvhBpH3rZ6FZSCY/+UYlzMB/QdEDWvmUqVBNedFH9qg1aEJaah4MNXFyKs3UG690dnhEaY8GnUAwoR+MRYRsFa14ZS7epc8Jy X-CM-Analysis: v=2.3 cv=E8HjW5Vl c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=IkcTkHD0fZMA:10 a=Kd1tUaAdevIA:10 a=drOt6m5kAAAA:8 a=VwQbUJbxAAAA:8 a=ag1SF4gXAAAA:8 a=SGWSbA6nldhbN5OcOtoA:9 a=NIIDW_Qnw_dbgW3w:21 a=9cxVNZlX9-ipTlGC:21 a=QEXdDO2ut3YA:10 a=RMMjzBEyIzXRtoq5n5K6:22 a=AjGcO6oz07-iQ99wixmX:22 a=Yupwre4RP9_Eg_Bd0iYG:22 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756005AbeDVOKP (ORCPT ); Sun, 22 Apr 2018 10:10:15 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:53596 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753596AbeDVOKK (ORCPT ); Sun, 22 Apr 2018 10:10:10 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Al Viro Subject: [PATCH 4.14 153/164] hypfs_kill_super(): deal with failed allocations Date: Sun, 22 Apr 2018 15:53:40 +0200 Message-Id: <20180422135141.830166483@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180422135135.400265110@linuxfoundation.org> References: <20180422135135.400265110@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Al Viro commit a24cd490739586a7d2da3549a1844e1d7c4f4fc4 upstream. hypfs_fill_super() might fail to allocate sbi; hypfs_kill_super() should not oops on that. Cc: stable@vger.kernel.org Signed-off-by: Al Viro Signed-off-by: Greg Kroah-Hartman --- arch/s390/hypfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/s390/hypfs/inode.c +++ b/arch/s390/hypfs/inode.c @@ -320,7 +320,7 @@ static void hypfs_kill_super(struct supe if (sb->s_root) hypfs_delete_tree(sb->s_root); - if (sb_info->update_file) + if (sb_info && sb_info->update_file) hypfs_remove(sb_info->update_file); kfree(sb->s_fs_info); sb->s_fs_info = NULL;