can: flexcan: flexcan_poll_bus_err(): fold in do_bus_err()

This patch folds in the do_bus_err() function into
flexcan_poll_bus_err().

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2017-01-18 11:38:26 +01:00
commit a5c02f668c