spoolss: purge the printer name cache on name change
Currently the name cache is only cleared on printer deletion. This means
that if a printer undergoes a name change, the old name remains in the
cache and can be subsequently used incorrecly if another printer takes
the same name as the old.
Bug: https://bugzilla.samba.org/show_bug.cgi?id=11210
Reported-by: Franz Pförtsch <franz.pfoertsch@brose.com>
Signed-off-by: David Disseldorp <ddiss@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Tue Apr 14 05:37:50 CEST 2015 on sn-devel-104