# HG changeset patch
# User Martin von Zweigbergk <martinvonz@google.com>
# Date 1612979390 28800
# Node ID cd91543431604b0fcaa601a3aa8b3c862f0d7c41
# Parent  beaa233e81f7d05560b0ba454f1315fab722de26
softstrip: fix a reference to an undefined variable

`backupfile` wasn't defined if no backup was requested. Let's set it
to `None` by default, which matches what regular `repair.strip()`
does.

Differential Revision: https://phab.mercurial-scm.org/D9985

diff -r beaa233e81f7 -r cd9154343160 mercurial/repair.py
--- a/mercurial/repair.py	Wed Feb 10 09:45:48 2021 -0800
+++ b/mercurial/repair.py	Wed Feb 10 09:49:50 2021 -0800
@@ -308,6 +308,7 @@
     if not tostrip:
         return None
 
+    backupfile = None
     if backup:
         node = tostrip[0]
         backupfile = _createstripbackup(repo, tostrip, node, topic)