kfree(ep_dev);
}
-void usb_create_ep_files(struct device *parent,
- struct usb_host_endpoint *endpoint,
- struct usb_device *udev)
+int usb_create_ep_files(struct device *parent,
+ struct usb_host_endpoint *endpoint,
+ struct usb_device *udev)
{
char name[8];
struct ep_device *ep_dev;
retval = device_register(&ep_dev->dev);
if (retval)
goto error;
- sysfs_create_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
+ retval = sysfs_create_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
+ if (retval)
+ goto error_group;
endpoint->ep_dev = ep_dev;
/* create the symlink to the old-style "ep_XX" directory */
sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress);
- sysfs_create_link(&parent->kobj, &endpoint->ep_dev->dev.kobj, name);
-
+ retval = sysfs_create_link(&parent->kobj,
+ &endpoint->ep_dev->dev.kobj, name);
+ if (retval)
+ goto error_link;
exit:
- return;
+ return retval;
+
+error_link:
+ sysfs_remove_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
+
+error_group:
+ device_unregister(&ep_dev->dev);
+ endpoint->ep_dev = NULL;
+ destroy_endpoint_class();
+ return retval;
error:
kfree(ep_dev);
- return;
+ destroy_endpoint_class();
+ return retval;
}
void usb_remove_ep_files(struct usb_host_endpoint *endpoint)