iomodules/router: fix compiling issue
iomodules/router: fix compiling issue

Nice to know that a semicolon is required after a label if there is a
variable declaration:
http://stackoverflow.com/questions/8384388/variable-declaration-after-goto-label

iovisor/iovisor-ovn,iovisor/iovisor-ovn,netgroup-polito/iovisor-ovn,netgroup-polito/iovisor-ovn