[minion-cvs] Fix an exception (found by weasel)

[nickm@seul.org (Nick Mathewson)]

Update of /home/minion/cvsroot/src/minion/lib/mixminion
In directory moria.mit.edu:/tmp/cvs-serv7485/lib/mixminion

Modified Files:
	Fragments.py 
Log Message:
Fix an exception (found by weasel)

Index: Fragments.py
===================================================================
RCS file: /home/minion/cvsroot/src/minion/lib/mixminion/Fragments.py,v
retrieving revision 1.14
retrieving revision 1.15
diff -u -d -r1.14 -r1.15
--- Fragments.py	6 Mar 2004 00:04:37 -0000	1.14
+++ Fragments.py	23 Mar 2004 00:05:32 -0000	1.15
@@ -576,7 +576,7 @@
             raise UnneededFragment
 
         if self.fragmentsByChunk[chunkNum].has_key(pos):
-            previous = self.fragmentsByChunk[chunkNum][pos]
+            previous = self.fragmentsByChunk[chunkNum][pos][1]
             if previous.digest is None or previous.digest == fm.digest:
                 raise UnneededFragment("already seen this fragment")
             else: