--- linux-2.6.19.2/drivers/usb/core/usb.h	2007-01-11 08:38:19.000000000 +0100
+++ linux-2.6.19.2/drivers/usb/core/usb.h	2013-02-03 00:08:09.836952168 +0100
@@ -1,10 +1,11 @@
 /* Functions local to drivers/usb/core/ */
+#define usb_create_ep_files(x,y,z) ({ printk("usb_create_ep_files_X(): %s:%d @%s\n",__FILE__,__LINE__,__FUNCTION__); usb_create_ep_files_X(x,y,z); })
 
 extern int usb_create_sysfs_dev_files (struct usb_device *dev);
 extern void usb_remove_sysfs_dev_files (struct usb_device *dev);
 extern int usb_create_sysfs_intf_files (struct usb_interface *intf);
 extern void usb_remove_sysfs_intf_files (struct usb_interface *intf);
-extern int usb_create_ep_files(struct device *parent, struct usb_host_endpoint *endpoint,
+extern int usb_create_ep_files_X(struct device *parent, struct usb_host_endpoint *endpoint,
 				struct usb_device *udev);
 extern void usb_remove_ep_files(struct usb_host_endpoint *endpoint);
 
--- linux-2.6.19.2/drivers/usb/core/endpoint.c	2007-01-11 08:38:19.000000000 +0100
+++ linux-2.6.19.2/drivers/usb/core/endpoint.c	2013-02-03 00:03:59.647293193 +0100
@@ -207,7 +207,7 @@
 	kfree(ep_dev);
 }
 
-int usb_create_ep_files(struct device *parent,
+int usb_create_ep_files_X(struct device *parent,
 			struct usb_host_endpoint *endpoint,
 			struct usb_device *udev)
 {