Check that the shell driver state has been initialized before freeing it.
Check that the shell driver state has been initialized before freeing
it.

jcnelson/syndicate,jcnelson/syndicate,iychoi/syndicate,iychoi/syndicate,iychoi/syndicate,jcnelson/syndicate,jcnelson/syndicate,iychoi/syndicate,iychoi/syndicate,iychoi/syndicate,iychoi/syndicate,jcnelson/syndicate,jcnelson/syndicate,jcnelson/syndicate,iychoi/syndicate,jcnelson/syndicate