From b0d2e42cce8fbf12998a24abf62a26c895dd2fd2 Mon Sep 17 00:00:00 2001
From: Chuck Lever <chuck.lever@oracle.com>
Date: Fri, 22 Aug 2014 15:10:59 -0400
Subject: [PATCH] NFSD: Always initialize cl_cb_addr

A client may not want to use the back channel on a transport it sent
CREATE_SESSION on, in which case it clears SESSION4_BACK_CHAN.

However, cl_cb_addr should be populated anyway, to be used if the
client binds other connections to this session. If cl_cb_addr is
not initialized, rpc_create() fails when the server attempts to
set up a back channel on such secondary transports.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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