diff --git a/include/linux/pci.h b/include/linux/pci.h
index 5faa831..f0f2b80 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -596,7 +596,7 @@
 	int  (*resume_early) (struct pci_dev *dev);
 	int  (*resume) (struct pci_dev *dev);	                /* Device woken up */
 	void (*shutdown) (struct pci_dev *dev);
-	struct pci_error_handlers *err_handler;
+	const struct pci_error_handlers *err_handler;
 	struct device_driver	driver;
 	struct pci_dynids dynids;
 };