Bug 36940: Resolve two warnings on undefined branchip

Bug 36940: Resolve two warnings on undefined branchip

If you enabled AutoLocation and have a branch without ip, this
triggers warnings.

Test plan:
Check logs in this situation with/without this patch by logging out
and in again on staff.

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
(cherry picked from commit 2f1ffbc6ec088c6c18bad967086db1e51084403f)
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
(cherry picked from commit 2d4537ba124d40201a4a0d164e714479474749ce)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>