BXCAN_ESR_LEC_MASK
lec_code = FIELD_GET(BXCAN_ESR_LEC_MASK, esr);
bxcan_rmw(priv, ®s->esr, BXCAN_ESR_LEC_MASK,
FIELD_PREP(BXCAN_ESR_LEC_MASK, BXCAN_LEC_UNUSED));