copy qcow and file's lba and length checks
copy qcow and file's lba and length checks

Copy qcow and file_examples iov, lba and length checks to
the generic code.

Signed-off-by: Mike Christie <39daeb1549a929782e38aa87c4e3da7f3844b09a@redhat.com>

superlibj/tcmu-runner,open-iscsi/tcmu-runner,open-iscsi/tcmu-runner,agrover/tcmu-runner,lxbsz/tcmu-runner,liuy/tcmu-runner,JefferyHu/tcmu-runner