greybus: loopback_test: Fix -z argument bug

The -z argument was missing the break statement needed in the switch
block and was not in the getopt list.

Signed-off-by: Ryan Lim <limryan@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
1 file changed
tree: cf7d4a9b2d378e9dec043b555b7940a57c0758d9
  1. drivers/