can: flexcan: rename macro FLEXCAN_IFLAG_MB() -> FLEXCAN_IFLAG2_MB()

The macro FLEXCAN_IFLAG_MB() is always used for the iflag2 register, so
rename it to FLEXCAN_IFLAG2_MB()

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2019-03-01 11:12:13 +01:00
commit b36d3c0f7e