diff --git a/drivers/net/tokenring/proteon.c b/drivers/net/tokenring/proteon.c
index 0a95977..eb1423e 100644
--- a/drivers/net/tokenring/proteon.c
+++ b/drivers/net/tokenring/proteon.c
@@ -145,7 +145,7 @@
 
 	err = -EIO;
 	pdev->dma_mask = &dma_mask;
-	if (tmsdev_init(dev, ISA_MAX_ADDRESS, pdev))
+	if (tmsdev_init(dev, pdev))
 		goto out4;
 
 	dev->base_addr &= ~3;