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commit5326de9e94upstream. If nfs4_delegreturn_prepare needs to wait for a layoutreturn to complete then make sure we drop the sequence slot if we hold it. Fixes:1c5bd76d17("pNFS: Enable layoutreturn operation for return-on-close") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>