net: Add support for CHANGEUPPER notifier error injection

Since CHANGEUPPER can now fail, add support for it in the newly
introduced netdev notifier error injection infrastructure.

Signed-off-by: Ido Schimmel <[email protected]>
Signed-off-by: Jiri Pirko <[email protected]>
Acked-by: Nikolay Aleksandrov <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
diff --git a/Documentation/fault-injection/notifier-error-inject.txt b/Documentation/fault-injection/notifier-error-inject.txt
index 71e638a..83d3f4e 100644
--- a/Documentation/fault-injection/notifier-error-inject.txt
+++ b/Documentation/fault-injection/notifier-error-inject.txt
@@ -103,6 +103,7 @@
  * NETDEV_POST_INIT
  * NETDEV_PRECHANGEMTU
  * NETDEV_PRECHANGEUPPER
+ * NETDEV_CHANGEUPPER
 
 Example: Inject netdevice mtu change error (-22 == -EINVAL)