Treat EBUSY as a recoverable connection error
Treat EBUSY as a recoverable connection error

Signed-off-by: Tom Flynn <abc7c57a6537c493534eb3847500f37bef7b716d@gmail.com>
Change-Id: If54cd8b49f9bf413bb38990aaaba02634f7b1ee1

opendaylight/opflex,opendaylight/opflex,opendaylight/opflex,opendaylight/opflex