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NFSv4: Don't report revoked delegations as valid in nfs_have_delegation()
authorTrond Myklebust <trond.myklebust@primarydata.com>
Thu, 22 Sep 2016 17:38:53 +0000 (13:38 -0400)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Tue, 27 Sep 2016 18:32:12 +0000 (14:32 -0400)
commitb3f9e7239074613aa6bdafa4caf7c104fe1e7276
tree5a8f6235ea4a2d5d4cfe8ad756f0850b651f8eb3tree | snapshot (tar.gz zip)
parent7dc72d5f7a0ec97a53e126c46e2cbd2560757955commit | diff
NFSv4: Don't report revoked delegations as valid in nfs_have_delegation()

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>
Cc: stable@vger.kernel.org # v3.19+
Tested-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
fs/nfs/delegation.c diff | blob | blame | history