viced: fix log message in hpr initialize

viced: fix log message in hpr initialize

The wrong dir object is used to log an error in hpr
initialize.

Reviewed-on: http://gerrit.openafs.org/6845
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>
Tested-by: Derrick Brashear <shadow@dementix.org>
(cherry picked from commit fc1c58910c5991fa9d132d171d1d976dbfc44a95)

Change-Id: I3defc0687184885488f612f913555fc2c9189fac
Reviewed-on: http://gerrit.openafs.org/8585
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
Reviewed-by: Ken Dreyer <ktdreyer@ktdreyer.com>
Tested-by: Ken Dreyer <ktdreyer@ktdreyer.com>
Reviewed-by: Paul Smeddle <paul.smeddle@gmail.com>
Reviewed-by: Stephan Wiesand <stephan.wiesand@desy.de>