Scott Mayhew 7291d95a97 nfsd: COPY and CLONE operations require the saved filehandle to be set
commit 01310bb7c9c98752cc763b36532fab028e0f8f81 upstream.

Make sure we have a saved filehandle, otherwise we'll oops with a null
pointer dereference in nfs4_preprocess_stateid_op().

Signed-off-by: Scott Mayhew <smayhew@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-11-21 09:26:03 +01:00
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