diff --git a/drivers/isdn/hardware/mISDN/mISDNinfineon.c b/drivers/isdn/hardware/mISDN/mISDNinfineon.c
index d2dd61d65d519687fbb20493627b8d62045e37d2..af25e1f3efd4a784daa5aa78128e908e07cef648 100644
--- a/drivers/isdn/hardware/mISDN/mISDNinfineon.c
+++ b/drivers/isdn/hardware/mISDN/mISDNinfineon.c
@@ -1094,6 +1094,7 @@ inf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		pr_info("mISDN: do not have informations about adapter at %s\n",
 			pci_name(pdev));
 		kfree(card);
+		pci_disable_device(pdev);
 		return -EINVAL;
 	} else
 		pr_notice("mISDN: found adapter %s at %s\n",
@@ -1103,7 +1104,7 @@ inf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	pci_set_drvdata(pdev, card);
 	err = setup_instance(card);
 	if (err) {
-		pci_disable_device(card->pdev);
+		pci_disable_device(pdev);
 		kfree(card);
 		pci_set_drvdata(pdev, NULL);
 	} else if (ent->driver_data == INF_SCT_1) {
@@ -1114,6 +1115,7 @@ inf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 			sc = kzalloc(sizeof(struct inf_hw), GFP_KERNEL);
 			if (!sc) {
 				release_card(card);
+				pci_disable_device(pdev);
 				return -ENOMEM;
 			}
 			sc->irq = card->irq;
@@ -1121,6 +1123,7 @@ inf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 			sc->ci = card->ci + i;
 			err = setup_instance(sc);
 			if (err) {
+				pci_disable_device(pdev);
 				kfree(sc);
 				release_card(card);
 				break;