diff -r e1bcf7fa983f -r f2b1df3dbcbb mercurial/commands.py
--- a/mercurial/commands.py	Tue Jan 17 16:10:22 2006 +0100
+++ b/mercurial/commands.py	Wed Jan 18 16:55:05 2006 +0100
@@ -266,7 +266,7 @@
         changes = repo.changes(node1, node2, files, match=match)
     modified, added, removed, deleted, unknown = changes
     if files:
-        modified, added, removed = map(lambda x: filterfiles(x, files),
+        modified, added, removed = map(lambda x: filterfiles(files, x),
                                        (modified, added, removed))
 
     if not modified and not added and not removed: