diff -r 3862369cf9b9 -r fb63930592d6 hgext/mq.py
--- a/hgext/mq.py	Wed Jan 11 02:29:55 2012 +0100
+++ b/hgext/mq.py	Wed Jan 11 02:29:56 2012 +0100
@@ -968,8 +968,6 @@
                         for chunk in chunks:
                             p.write(chunk)
                     p.close()
-                    wlock.release()
-                    wlock = None
                     r = self.qrepo()
                     if r:
                         r[None].add([patchfn])