diff --git a/drivers/mcb/mcb-pci.c b/drivers/mcb/mcb-pci.c
index 0516454..67d5e7d 100644
--- a/drivers/mcb/mcb-pci.c
+++ b/drivers/mcb/mcb-pci.c
@@ -51,6 +51,7 @@
 	priv->mapbase = pci_resource_start(pdev, 0);
 	if (!priv->mapbase) {
 		dev_err(&pdev->dev, "No PCI resource\n");
+		ret = -ENODEV;
 		goto out_disable;
 	}