diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 4603344097944ead0f82528918d390c00d65e8da..f70aa0f5cbaf23d5fb737dfc3e2a0d1e20be0ec4 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -45,9 +45,6 @@ static struct irq_domain *pci_msi_get_domain(struct pci_dev *dev)
 	if (domain)
 		return domain;
 
-	if (dev->bus->msi && (domain = dev->bus->msi->domain))
-		return domain;
-
 	return arch_get_pci_msi_domain(dev);
 }
 
diff --git a/include/linux/msi.h b/include/linux/msi.h
index 809b749f9300c7198a1a95482f9f432795294c32..ad939d0ba816372b975d5c44d9582617b7b618e0 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -160,9 +160,6 @@ struct msi_controller {
 	struct device *dev;
 	struct device_node *of_node;
 	struct list_head list;
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
-	struct irq_domain *domain;
-#endif
 
 	int (*setup_irq)(struct msi_controller *chip, struct pci_dev *dev,
 			 struct msi_desc *desc);