From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:36179 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751577AbbGaAUt (ORCPT ); Thu, 30 Jul 2015 20:20:49 -0400 Subject: Patch "md: unlock mddev_lock on an error path." has been added to the 4.1-stable tree To: neilb@suse.de, gregkh@linuxfoundation.org, neilb@suse.com Cc: , From: Date: Thu, 30 Jul 2015 17:20:48 -0700 Message-ID: <143830204832101@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled md: unlock mddev_lock on an error path. to the 4.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: md-unlock-mddev_lock-on-an-error-path.patch and it can be found in the queue-4.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 9a8c0fa861e4db60409b4dda254cef5e17e4d43c Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Thu, 25 Jun 2015 17:06:40 +1000 Subject: md: unlock mddev_lock on an error path. From: NeilBrown commit 9a8c0fa861e4db60409b4dda254cef5e17e4d43c upstream. This error path retuns while still holding the lock - bad. Fixes: 6791875e2e53 ("md: make reconfig_mutex optional for writes to md sysfs files.") Signed-off-by: NeilBrown Signed-off-by: Greg Kroah-Hartman --- drivers/md/md.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -4005,8 +4005,10 @@ new_dev_store(struct mddev *mddev, const else rdev = md_import_device(dev, -1, -1); - if (IS_ERR(rdev)) + if (IS_ERR(rdev)) { + mddev_unlock(mddev); return PTR_ERR(rdev); + } err = bind_rdev_to_array(rdev, mddev); out: if (err) Patches currently in stable-queue which might be from neilb@suse.de are queue-4.1/md-clear-mddev-private-when-it-has-been-freed.patch queue-4.1/md-fix-a-build-warning.patch queue-4.1/md-unlock-mddev_lock-on-an-error-path.patch