Fix #3209 editing unassigned VLAN tag can change an assigned interface - RELENG_2_2
Might as well fix this bug in 2.2.* as well, since it is easy and was obviously an error.
Fix #3209 editing unassigned VLAN tag can change an assigned interface - RELENG_2_2
Might as well fix this bug in 2.2.* as well, since it is easy and was obviously an error.