From: Andrew Morton <akpm@linux-foundation.org>
To: David Howells <dhowells@redhat.com>
Cc: torvalds@linux-foundation.org, linux-afs@lists.infradead.org,
linux-kernel@vger.kernel.org, dhowells@redhat.com,
anton@samba.org, stable@kernel.org
Subject: Re: [PATCH] AFS: Stop readlink() on AFS crashing because file not passed to afs_readpage()
Date: Thu, 27 Aug 2009 14:53:59 -0700 [thread overview]
Message-ID: <20090827145359.87367779.akpm@linux-foundation.org> (raw)
In-Reply-To: <20090827122231.14557.79687.stgit@warthog.procyon.org.uk>
On Thu, 27 Aug 2009 13:22:31 +0100
David Howells <dhowells@redhat.com> wrote:
> kAFS crashes when asked to read a symbolic link because page_getlink() passes a
> NULL file pointer to read_mapping_page(), but afs_readpage() expects a file
> pointer from which to extract a key.
>
> Modify afs_readpage() to request the appropriate key from the calling process's
> keyrings if a file struct is not supplied with one attached.
That seems like a rather large bug.
To which kernel version(s) should we apply this?
Thanks.
next prev parent reply other threads:[~2009-08-27 21:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-27 12:22 [PATCH] AFS: Stop readlink() on AFS crashing because file not passed to afs_readpage() David Howells
2009-08-27 21:53 ` Andrew Morton [this message]
2009-08-28 14:01 ` David Howells
-- strict thread matches above, loose matches on Subject: below --
2009-08-27 12:09 David Howells
2009-08-27 12:32 ` David Howells
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