can: c_can: c_can_do_tx(): fix typo in comment

This patch fixes a typo in the comment in c_can_do_tx().

Fixes: eddf6711 ("can: c_can: add a comment about IF_RX interface's use")
Link: https://lore.kernel.org/r/20210806105127.103302-1-mkl@pengutronix.de
Cc: Dario Binacchi <dariobin@libero.it>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/c_can/c_can_main.c

@@ -712,7 +712,7 @@ static void c_can_do_tx(struct net_device *dev)
 
 		/* We use IF_RX interface instead of IF_TX because we
 		 * are called from c_can_poll(), which runs inside
-		 * NAPI. We are not trasmitting.
+		 * NAPI. We are not transmitting.
 		 */
 		c_can_inval_tx_object(dev, IF_RX, obj);
 		can_get_echo_skb(dev, idx, NULL);