can: tcan4x5x: remove unused struct tcan4x5x_priv::tcan4x5x_lock

The mutex struct tcan4x5x_priv::tcan4x5x_lock is unused in the driver,
so this patch removes the variable from the driver.

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2019-08-16 18:44:04 +02:00
commit 65668b3269