This is a minimal change to keep the supplied sample code
working with latest software. The sample code is not compatible
with OFP v1.3+, and if there is no requirement on supported version
Ryu will probably accept latest supported OF switch.
Signed-off-by: Monthadar Al Jaberi <monthadar.al-jaberi@infinera.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>