linux-kernel - Re: [PATCH] EXPORTFS: Don't return NULL from fh_to_dentry()/fh_to

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Message-ID: <17271.1228489935@redhat.com>
Date:	Fri, 05 Dec 2008 15:12:15 +0000
From:	David Howells <dhowells@...hat.com>
To:	Hugh Dickins <hugh@...itas.com>
Cc:	dhowells@...hat.com, torvalds@...l.org, akpm@...ux-foundation.org,
	bfields@...ldses.org, hch@...radead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] EXPORTFS: Don't return NULL from fh_to_dentry()/fh_to_parent() [ver #2]

Hugh Dickins <hugh@...itas.com> wrote:

> I think it's still wrong in shmem_fh_to_dentry(): you've fixed
> the early return, but there'd be another return NULL if !inode?

Now that I've fixed that as well, what are the chances of d_find_alias()
returning NULL, do you think?  I suppose all that's required is for a file to
be deleted locally while a remote client has a filehandle to it.

David
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