D3432: hgweb: guard against empty Content-Length header

[indygreg (Gregory Szorc)]

indygreg created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  Discussion in issue 5860 seems to indicate this can occur.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3432

AFFECTED FILES
  mercurial/hgweb/request.py

CHANGE DETAILS

diff --git a/mercurial/hgweb/request.py b/mercurial/hgweb/request.py
--- a/mercurial/hgweb/request.py
+++ b/mercurial/hgweb/request.py
@@ -313,7 +313,8 @@
     if bodyfh is None:
         bodyfh = env['wsgi.input']
         if 'Content-Length' in headers:
-            bodyfh = util.cappedreader(bodyfh, int(headers['Content-Length']))
+            bodyfh = util.cappedreader(bodyfh,
+                                       int(headers['Content-Length'] or '0'))
 
     return parsedrequest(method=env['REQUEST_METHOD'],
                          url=fullurl, baseurl=baseurl,



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