diff --git a/drivers/net/fddi/defxx.c b/drivers/net/fddi/defxx.c
index f4a816cf012a..61fceee73c1b 100644
--- a/drivers/net/fddi/defxx.c
+++ b/drivers/net/fddi/defxx.c
@@ -3767,7 +3767,7 @@ static void dfx_pci_unregister(struct pci_dev *pdev)
 #endif /* CONFIG_PCI */
 
 #ifdef CONFIG_EISA
-static struct eisa_device_id dfx_eisa_table[] = {
+static const struct eisa_device_id dfx_eisa_table[] = {
         { "DEC3001", DEFEA_PROD_ID_1 },
         { "DEC3002", DEFEA_PROD_ID_2 },
         { "DEC3003", DEFEA_PROD_ID_3 },