nfsd4: fix callback restarting
authorJ. Bruce Fields <bfields@redhat.com>
Fri, 14 Jan 2011 19:25:48 +0000 (14:25 -0500)
committerJ. Bruce Fields <bfields@redhat.com>
Fri, 14 Jan 2011 19:51:31 +0000 (14:51 -0500)
Ensure a new callback is added to the client's list of callbacks at most
once.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>

No differences found