diff --git a/drivers/tty/serial/8250_pci.c b/drivers/tty/serial/8250_pci.c
index 4b4968a294b293d0b17f43024487447b40bd450a..78e98a5cef964d1a980d3b4498ca5c55582ed4dc 100644
--- a/drivers/tty/serial/8250_pci.c
+++ b/drivers/tty/serial/8250_pci.c
@@ -973,7 +973,7 @@ ce4100_serial_setup(struct serial_private *priv,
 
 static int
 pci_omegapci_setup(struct serial_private *priv,
-		      struct pciserial_board *board,
+		      const struct pciserial_board *board,
 		      struct uart_port *port, int idx)
 {
 	return setup_port(priv, port, 2, idx * 8, 0);