diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index 0ddd611b427766f4f4d01eb17334a1e7ff13124b..43a34aee33b82059983637eb259b200ea46f3e64 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1675,6 +1675,8 @@ static int fs_init(struct fs_dev *dev)
 	dev->hw_base = pci_resource_start(pci_dev, 0);
 
 	dev->base = ioremap(dev->hw_base, 0x1000);
+	if (!dev->base)
+		return 1;
 
 	reset_chip (dev);