NFSv4: nfs4_locku_done must release the sequence id



If the state recovery machinery is triggered by the call to
nfs4_async_handle_error() then we can deadlock.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@vger.kernel.org

parent 2240a9e2

fs/nfs/nfs4proc.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -4531,6 +4531,7 @@ static void nfs4_locku_done(struct rpc_task task, void data)
		if (nfs4_async_handle_error(task, calldata->server, NULL) == -EAGAIN)
		rpc_restart_call_prepare(task);
		}
		nfs_release_seqid(calldata->arg.seqid);
		}

		static void nfs4_locku_prepare(struct rpc_task task, void data)