linux-kernel - Re: Lock Directory failure

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Message-ID: <alpine.LSU.2.11.1408190926090.1991@eggly.anvils>
Date:	Tue, 19 Aug 2014 09:34:49 -0700 (PDT)
From:	Hugh Dickins <hughd@...gle.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
cc:	Thierry Reding <thierry.reding@...il.com>,
	Jonas Jensen <jonas.jensen@...il.com>,
	Ming Lei <tom.leiming@...il.com>,
	Kevin Hilman <khilman@...aro.org>, Felipe Balbi <balbi@...com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-omap@...r.kernel.org
Subject: Re: Lock Directory failure

On Wed, 20 Aug 2014, Stephen Rothwell wrote:
> On Mon, 18 Aug 2014 13:58:26 -0700 (PDT) Hugh Dickins <hughd@...gle.com> wrote:
> >
> > [PATCH next] vfs: initialize m_list to fix crash in mnt_set_mountpoint
> > 
> > Fix mnt_set_mountpoint() crash: new_mountpoint() must initialize m_list.
> > 
> > Reported-by: Felipe Balbi <balbi@...com>
> > Signed-off-by: Hugh Dickins <hughd@...gle.com>
> 
> I assume that this is a fix for commit 89f7ca1af15b ("vfs: Keep a list
> of mounts on a mount point") that is currently i the vfs tree.  I will
> apply this patch as a fix up for the vfs tree in linux-next today.

Yes, that's it: thanks a lot, Stephen, that will help everybody.

I should acknowledge that Thierry Reding posted the same fix (a few
lines away) before mine, but I only came across his later in the day.

Hugh
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