diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index f97224ce59da709f739dfe45c31631ac4a635adc..6e57382b9137504b1d9fdbb669610b9c37052376 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -775,7 +775,7 @@ pci_default_setup(struct serial_private *priv, struct pciserial_board *board,
  * This list is ordered alphabetically by vendor then device.
  * Specific entries must come before more generic entries.
  */
-static struct pci_serial_quirk pci_serial_quirks[] = {
+static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
 	/*
 	* ADDI-DATA GmbH communication cards <info@addi-data.com>
 	*/