diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 8e075ea2743ef41b4ed08065f502527cbe804c82..5aa81ad91a885f1d26ac77bfae3895b04ea46146 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1795,6 +1795,6 @@ static const struct attribute_group *pci_dev_attr_groups[] = {
 	NULL,
 };
 
-struct device_type pci_dev_type = {
+const struct device_type pci_dev_type = {
 	.groups = pci_dev_attr_groups,
 };
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index a6560c9baa52acb766ade748a0473cf74af6cd77..1db36f2e1ef59986443b2ee212c6e7eb9d85e5a9 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -192,7 +192,7 @@ static inline int pci_no_d1d2(struct pci_dev *dev)
 }
 extern const struct attribute_group *pci_dev_groups[];
 extern const struct attribute_group *pcibus_groups[];
-extern struct device_type pci_dev_type;
+extern const struct device_type pci_dev_type;
 extern const struct attribute_group *pci_bus_groups[];