X-Git-Url: http://dolda2000.com/gitweb/?a=blobdiff_plain;f=wrw%2Futil.py;h=557b25d684c8a57e861e479fd3002ce0aaae4fff;hb=438b6207201da45a2f23e6ff207a61a0f57b20f3;hp=7c42eaed6c25bc620edc0f114b364c1056798f3c;hpb=b255359720aa4f28aa504184df88367731794e5a;p=wrw.git

diff --git a/wrw/util.py b/wrw/util.py
index 7c42eae..557b25d 100644
--- a/wrw/util.py
+++ b/wrw/util.py
@@ -267,6 +267,6 @@ class specdirty(sessiondata, metaclass=specclass):
 def datecheck(req, mtime):
     if "If-Modified-Since" in req.ihead:
         rtime = proto.phttpdate(req.ihead["If-Modified-Since"])
-        if rtime >= math.floor(mtime):
+        if rtime is not None and rtime >= math.floor(mtime):
             raise resp.unmodified()
     req.ohead["Last-Modified"] = proto.httpdate(mtime)