diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index 66a88bba8f15..847ed5b155aa 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -358,7 +358,6 @@ static struct uart_driver sc16is7xx_uart = {
 static void sc16is7xx_ier_set(struct uart_port *port, u8 bit);
 static void sc16is7xx_stop_tx(struct uart_port *port);
 
-#define to_sc16is7xx_port(p,e)	((container_of((p), struct sc16is7xx_port, e)))
 #define to_sc16is7xx_one(p,e)	((container_of((p), struct sc16is7xx_one, e)))
 
 static u8 sc16is7xx_port_read(struct uart_port *port, u8 reg)