# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 2018-05-26 02:33:02
# Node ID 7fa3408f83ef1a04e2d23ab6f8498833b450e589
# Parent  df5f6881cebd6274a64357796cb33d9a18db9db8

revlog: disallow setting uncompressed length to None

Backed out changeset a4942675de6b

diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -855,7 +855,7 @@ class revlog(object):
     def rawsize(self, rev):
         """return the length of the uncompressed text for a given revision"""
         l = self.index[rev][2]
-        if l is not None and l >= 0:
+        if l >= 0:
             return l
 
         t = self.revision(rev, raw=True)