One of the bounds of the loop were wrong, ending up in testing
formats that were not supported by the hardware.
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
(cherry picked from commit 4372fe4df714fccb15eeb7e0baeae74fb97edaee)