From 940aab490215424a269f93d2eba2794fc8b3e269 Mon Sep 17 00:00:00 2001
From: Malahal Naineni <malahal@us.ibm.com>
Date: Tue, 20 Sep 2011 17:27:14 -0700
Subject: [PATCH] Check validity of cl_rpcclient in nfs_server_list_show

As soon as the nfs_client gets created, its cl_rpcclient is set to
ERR_PTR(-EINVAL). The rpc client structure is allocated later. Check
if the client is ready before using the cl_rpcclient pointer.

Signed-off-by: Malahal Naineni <malahal@us.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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