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nfsd: check for use of the closed special stateid
authorAndrew Elble <aweits@rit.edu>
Thu, 9 Nov 2017 18:41:10 +0000 (13:41 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 3 Feb 2018 16:05:38 +0000 (17:05 +0100)
commitf25e222ccc50b0b52da98706c1e7da4ec090c4d7
tree4cd00c719d66b1ff06cf10b275fb398d6701bb42
parentf35ab8e2eeb8bc9492cbaf4653e04eea9cb63648
nfsd: check for use of the closed special stateid

[ Upstream commit ae254dac721d44c0bfebe2795df87459e2e88219 ]

Prevent the use of the closed (invalid) special stateid by clients.

Signed-off-by: Andrew Elble <aweits@rit.edu>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/nfsd/nfs4state.c