Trond Myklebust 79e7e444ed NFSv4: Don't report revoked delegations as valid in nfs_have_delegation()
commit b3f9e7239074613aa6bdafa4caf7c104fe1e7276 upstream.

If the delegation is revoked, then it can't be used for caching.

Fixes: 869f9dfa4d6d ("NFSv4: Fix races between nfs_remove_bad_delegation()...")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Tested-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-28 03:01:31 -04:00
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