diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 83ea6f4f7164..70cdbfcebb46 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -838,15 +838,15 @@ static int flexcan_chip_start(struct net_device *dev)
 	 * halt now
 	 * only supervisor access
 	 * enable warning int
-	 * choose format C
 	 * disable local echo
+	 * choose format C
+	 * set max mailbox number
 	 */
 	reg_mcr = flexcan_read(&regs->mcr);
 	reg_mcr &= ~FLEXCAN_MCR_MAXMB(0xff);
 	reg_mcr |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_FEN | FLEXCAN_MCR_HALT |
-		FLEXCAN_MCR_SUPV | FLEXCAN_MCR_WRN_EN |
-		FLEXCAN_MCR_IDAM_C | FLEXCAN_MCR_SRX_DIS |
-		FLEXCAN_MCR_MAXMB(FLEXCAN_TX_BUF_ID);
+		FLEXCAN_MCR_SUPV | FLEXCAN_MCR_WRN_EN | FLEXCAN_MCR_SRX_DIS |
+		FLEXCAN_MCR_IDAM_C | FLEXCAN_MCR_MAXMB(FLEXCAN_TX_BUF_ID);
 	netdev_dbg(dev, "%s: writing mcr=0x%08x", __func__, reg_mcr);
 	flexcan_write(reg_mcr, &regs->mcr);