Index: subversion/libsvn_client/diff.c
===================================================================
--- subversion/libsvn_client/diff.c	(revision 16548)
+++ subversion/libsvn_client/diff.c	(working copy)
@@ -2055,8 +2055,8 @@
   SVN_ERR (svn_client__get_diff_editor 
            (drr.base_path ? drr.base_path : "",
             NULL, callbacks, callback_baton, diff_param->recurse,
-            FALSE, /* doesn't matter for diff */ ra_session2, drr.rev1, 
-            NULL, /* no notify_func */ NULL, /* no notify_baton */
+            FALSE /* doesn't matter for diff */, ra_session2, drr.rev1, 
+            NULL /* no notify_func */, NULL /* no notify_baton */,
             ctx->cancel_func, ctx->cancel_baton,
             &diff_editor, &diff_edit_baton, pool));