drivers: net: ldpaa_eth: lx2160a: fix bug in checking if a DPMAC is enabled

The next DPMAC was always verified if it is enabled.  In case of
DPMAC@6, the DPMAC@7 is verified.  As DPMAC@7 is disabled, DPMAC@6 will
be considered disabled and not detected by uboot.

Signed-off-by: Grigore Popescu <grigore.popescu@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
1 file changed