Allocate private data structure at probe and release at disconnect.
The private data will be used to track the connections managed by the
driver, but for now only holds a count of the number of cports the
bundle has.
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>