--- a/mercurial/commands.py	Mon Jan 30 11:26:20 2012 -0600
+++ b/mercurial/commands.py	Mon Jan 30 11:32:09 2012 -0600
@@ -4426,7 +4426,7 @@
     result = repo.push(other, opts.get('force'), revs=revs,
                        newbranch=opts.get('new_branch'))
 
-    result = (result == 0)
+    result = not result
 
     if opts.get('bookmark'):
         rb = other.listkeys('bookmarks')