Commits
Mikulas Patocka committed ab37844d616
dm: test return value for DM_MAPIO_SUBMITTED In properly written code we should not assume that DM_MAPIO_SUBMITTED is zero. We should test the return value for DM_MAPIO_SUBMITTED rather than testing it for zero. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>