diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index 6a1a568..facb678 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -214,8 +214,8 @@
 }
 
 static void
-serial21285_set_termios(struct uart_port *port, struct termios *termios,
-			struct termios *old)
+serial21285_set_termios(struct uart_port *port, struct ktermios *termios,
+			struct ktermios *old)
 {
 	unsigned long flags;
 	unsigned int baud, quot, h_lcr;