userns: Convert ubifs to use kuid/kgid

Cc: Artem Bityutskiy <dedekind1@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index 1e5a086..64f2367 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -1426,8 +1426,8 @@
 
 	long long rp_size;
 	long long report_rp_size;
-	uid_t rp_uid;
-	gid_t rp_gid;
+	kuid_t rp_uid;
+	kgid_t rp_gid;
 
 	/* The below fields are used only during mounting and re-mounting */
 	unsigned int empty:1;